| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Cleveland,
                OH Cuyahoga Co. United States  | 
            
                W 45th St. / Franklin Blvd. (41.48517, -81.71771)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 19.8120  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2022 | Oval shaped. ICD = 65 ft x 60 ft. https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ | 
| 
                Cleveland,
                OH Cuyahoga Co. United States  | 
            
                Franklin Blvd. / W 48th St. (41.48455, -81.72006)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2022 | https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ | 
| 
                Cleveland,
                OH Cuyahoga Co. United States  | 
            
                Franklin Blvd. / W 50th St. (41.48423, -81.72128)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 18.2880  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2022 | Oval shaped. ICD = 60 ft x 55 ft. https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ | 
| 
                Cleveland,
                OH Cuyahoga Co. United States  | 
            
                Franklin Blvd. / W 54th St. (41.48359, -81.72372)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 19.8120  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2022 | Oval shaped. ICD = 65 ft x 50 ft. https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ | 
| 
                Cleveland,
                OH Cuyahoga Co. United States  | 
            
                Franklin Blvd. / W 58th St. (41.48290, -81.72638)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 19.8120  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2022 | Oval shaped. ICD = 65 ft x 50 ft. https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ | 
| 
                Cleveland,
                OH Cuyahoga Co. United States  | 
            
                Franklin Blvd. / W 74th St. (41.48048, -81.73575)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 21.3360  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | Oval shaped. ICD = 70 ft x 50 ft. https://thelandcle.org/stories/how-residents-fought-for-and-won-a-slower-franklin-boulevard/ | 
| 
                Xenia,
                OH Greene Co. United States  | 
            
                US 68 / SR 235 (39.73875, -83.93579)  | 
            
                Roundabout Unknown  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Unknown  |   
            2024 | https://www.transportation.ohio.gov/about-us/traffic-advisories/district-8/greene-county-construction-update | 
| 
                Napoleon,
                OH Henry Co. United States  | 
            
                SR 108 / US 6-US 24 WB Ramps (41.40926, -84.13197)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | https://www.northwestsignal.net/news/image_e08cef2c-9084-52ef-9bc1-bfd8ab955679.html | 
| 
                Cleveland,
                OH Cuyahoga Co. United States  | 
            
                Scranton Rd. / View Rd. (41.45800, -81.70001)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Maumee,
                OH Lucas Co. United States  | 
            
                Gibbs St. / E Indiana Ave. (41.56754, -83.65429)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 22.8600  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.wtol.com/article/traffic/gibbst-street-roundabout-reopened-indiana-avenue-maumee-construction-traffic-local-news-ohio/512-75b4cf3f-e968-4457-9181-ecc388ae8535 | 
| 
                Grove City,
                OH Franklin Co. United States  | 
            
                Norton Rd. / Kropp Rd. / Grove City Rd. (39.87469, -83.15744)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Liberty Township,
                OH Butler Co. United States  | 
            
                Princeton Rd. / Maud Hughes Rd. (39.38674, -84.41100)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | This is Butler County's 41st roundabout. It opened November 16th, 2023. https://www.bceo.org/news/2023/03/princeton-rd-roundabout-bridge-construction-begins/ | 
| 
                Lancaster,
                OH Fairfield Co. United States  | 
            
                US 22 (Cincinnati Zanesvilles Rd. SW) / Delmont Rd. SW (39.68383, -82.67681)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.facebook.com/FairfieldCountySC/posts/pfbid023y5H4gXMLJYugN8QHLxiFM3k4sdbuY8gE8Wq7TnraHBjkxDTwveMKVKSU2r8gR5Xl | 
| 
                Lancaster,
                OH Fairfield Co. United States  | 
            
                US 22 (Cincinnati Zanesville Rd. SW) / SR 159 (Chillicothe Lancaster Rd. SW) (39.68382, -82.67887)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.facebook.com/FairfieldCountySC/posts/pfbid023y5H4gXMLJYugN8QHLxiFM3k4sdbuY8gE8Wq7TnraHBjkxDTwveMKVKSU2r8gR5Xl | 
| 
                Blue Ash,
                OH Hamilton Co. United States  | 
            
                Plainfield Rd. / Peppermill Ln. / Reed-Hartman Hwy. (39.23083, -84.39482)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | RRFB on all four legs. https://www.blueash.com/departments/public_works/hunt_plainfield.php | 
| 
                Sylvania,
                OH Lucas Co. United States  | 
            
                Brint Rd. / Centennial Rd. (41.70259, -83.74328)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.lucascountyengineer.org/brint--centennial-roundabout.html | 
| 
                Jefferson Township,
                OH Franklin Co. United States  | 
            
                Reynoldsburg New Albany Rd. / Havens Rd. (40.02985, -82.81429)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | https://www.facebook.com/groups/dullmensclub/posts/1361459861177218/ | 
| 
                Ohio City,
                OH Cuyahoga Co. United States  | 
            
                W 28th St. / Franklin Blvd. (41.48755, -81.70865)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | |
| 
                Bowling Green,
                OH Wood Co. United States  | 
            
                SR 64 (E Wooster St.) / Campbell Hill Rd. / Alumni Dr. (41.37449, -83.62357)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | https://bgindependentmedia.org/another-learning-curve-in-bg-this-one-a-multi-lane-roundabout/ | 
| 
                Richfield Township,
                OH Lucas Co. United States  | 
            
                W Sylvania Ave. / Kilburn Rd. (41.68717, -83.78585)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.13abc.com/2023/06/07/closures-expected-amidst-sylvania-ave-roundabout-construction/ | 
| 
                Lexington Township,
                OH Stark Co. United States  | 
            
                SR 619 (Edison St. NE) / McCallum Ave. NE (40.94579, -81.17248)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 44.1960  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Elliptical shaped. ICD = 145 ft x 125 ft. https://www.facebook.com/CantonRep/posts/a-new-roundabout-is-coming-to-the-alliance-area-learn-more-about-the-project-and/10159288234413453/ | 
| 
                Hilliard,
                OH Franklin Co. United States  | 
            
                Cosgray Rd. / Woodsview Way (40.04172, -83.17984)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Grafton Township,
                OH Lorain Co. United States  | 
            
                SR 83 (Avon Belden Rd.) / SR 303 (south) (41.23688, -82.02313)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Pair of roundabouts separated by grade-separated railroad crossing. https://www.transportation.ohio.gov/projects/projects/109455 | 
| 
                Grafton Township,
                OH Lorain Co. United States  | 
            
                SR 83 (Avon Belden Rd.) / SR 303 (north) (41.23771, -82.02295)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Pair of roundabouts separated by grade-separated railroad crossing. https://www.transportation.ohio.gov/projects/projects/109455 | 
| 
                Groton Township,
                OH Erie Co. United States  | 
            
                SR 4 / SR 99 / Skadden Rd. (41.35214, -82.75329)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Realignment of skewed intersection. https://www.transportation.ohio.gov/projects/projects/110898. https://sanduskyregister.com/news/477684/new-roundabout-opens/. | 
| 
                Gahanna,
                OH Franklin Co. United States  | 
            
                Taylor Station Rd. / Craycraft Rd. / Research Rd. (39.99250, -82.83997)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://gahanna.gov/CivicAlerts.aspx?AID=214 | 
| 
                Plain City,
                OH Union Co. United States  | 
            
                Industrial Pkwy. / Mitchell-Dewitt Rd. (40.14221, -83.21567)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | |
| 
                South Lebanon,
                OH Warren Co. United States  | 
            
                Grandin Rd. / King Ave. / (parking) (39.35121, -84.24123)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://www.youtube.com/watch?v=yhm7HUcqkV0 | 
| 
                Kings Mills,
                OH Warren Co. United States  | 
            
                King Ave. / Kings Ct. (39.35752, -84.24552)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Unknown  |   
            2023 | https://www.youtube.com/watch?v=yhm7HUcqkV0 | 
| 
                Batavia,
                OH Clermont Co. United States  | 
            
                SR 222 / SR 132 (39.08592, -84.17873)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.wcpo.com/news/local-news/clermont-county/batavia-township-community/new-roundabout-set-to-open-in-batavia-after-data-showed-dozens-of-serious-crashes-at-the-intersection | 
| 
                Portage Township,
                OH Ottawa Co. United States  | 
            
                SR 53 (Catawba Rd.) / SR 2 Ramps (41.50681, -82.85952)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2024 | https://sanduskyregister.com/news/522707/recognizing-the-roundabout/ | 
| 
                Portage Township,
                OH Ottawa Co. United States  | 
            
                SR 53 (SE Catawba Rd.) / E State Rd. (41.50840, -82.85952)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://sanduskyregister.com/news/522707/recognizing-the-roundabout/ | 
| 
                Monclova Township,
                OH Lucas Co. United States  | 
            
                Salisbury Rd. / Holloway Rd. / Hidden Ridge Dr. (41.58406, -83.71315)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.facebook.com/story.php/?story_fbid=930610322439407&id=100064713420627&_rdr | 
| 
                Strongsville,
                OH Cuyahoga Co. United States  | 
            
                Zverina Ln. / Westwood Dr. / Roe Ln. (41.31768, -81.83271)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Replaced triangular-shaped intersection. https://www.facebook.com/CityofStrongsville/posts/pfbid07qr2tFqHTTFxYoX74pT3iKfHSsiq5VaVyHAgMRnUZ1Q8DYbYpqUWKLX61mXuGbDYl | 
| 
                Toledo,
                OH Lucas Co. United States  | 
            
                Ottawa River Rd / 108th St (41.70892, -83.49333)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 21.3360  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Signs in central island. https://www.wtol.com/article/news/local/road-closed-ottawa-river-road-in-point-place-closes-for-roundabout-construction-detour-traffic/512-a28041a7-4232-4dfb-99aa-e106e6681237. | 
| 
                Findlay,
                OH Hancock Co. United States  | 
            
                US 68 / SR 15 EB Ramps / CR 80 (40.98862, -83.65067)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2024 | New exit ramp from SR 15 coming in from the east. Former exit ramp from SR 15 (from the west) is now connected to County Road 80. https://wfin.com/local-news/opening-of-new-findlay-roundabout-pushed-back-a-few-days/ . | 
| 
                Ironton,
                OH Lawrence Co. United States  | 
            
                SR 93 (Park Ave.) / US 52 EB Ramps (38.53856, -82.67758)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | https://www.facebook.com/photo.php?fbid=611157614528583&id=100069030495739&set=a.176172631360419 | 
| 
                Ironton,
                OH Lawrence Co. United States  | 
            
                SR 93 (Park Dr.) / US 52 WB Ramps (38.53950, -82.67593)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | https://www.facebook.com/photo.php?fbid=611157614528583&id=100069030495739&set=a.176172631360419 | 
| 
                Toledo,
                OH Lucas Co. United States  | 
            
                W Bancroft St. / N McCord Rd. (41.66042, -83.70225)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.lucascountyengineer.org/2024-bancroft-and-mccord-roundabout.html | 
| 
                Hilliard,
                OH Franklin Co. United States  | 
            
                Scioto Darby Rd. / Cosgray Rd. (40.03280, -83.17834)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2024 | https://x.com/HilliardGov/status/1844542579636830394 | 
| 
                Canton,
                OH Stark Co. United States  | 
            
                Champions Gateway / George Halas Dr. (40.82371, -81.39960)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 51.8160  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2022 | Year Completed estimated (2022-2024). | 
| 
                Fairfield,
                OH Butler Co. United States  | 
            
                Tylersville Rd. / Seward Rd. (39.36256, -84.49156)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | |
| 
                Gambier,
                OH Knox Co. United States  | 
            
                SR 229 (Newcastle Rd.) / SR 308 (Wiggin St.) / Laymon Rd. (40.37633, -82.40226)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://kenyoncollegian.com/news/2024/11/roundabout-opens-at-intersection-of-sr-229-and-sr-30/ | 
| 
                Granville,
                OH Licking Co. United States  | 
            
                SR 661 (North St.) / N Pearl St. / New Burg St. (40.07743, -82.52125)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.thereportingproject.org/new-roundabout-will-be-ready-for-the-first-day-of-school-on-aug-21-after-a-closure-for-paving-the-night-of-aug-18/ | 
| 
                Monclova Township,
                OH Lucas Co. United States  | 
            
                Salisbury Rd. / Albon Rd. (41.58101, -83.73746)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Year Completed estimated (2018-2020). | 
| 
                Marion,
                OH Marion Co. United States  | 
            
                SR 309 (Harding Hwy. W) / Marion-Williamsport Rd. (40.60438, -83.16986)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Year Completed estimated (2021-2023). | 
| 
                Plain City,
                OH Union Co. United States  | 
            
                Hyland-Croy Rd. / Ravenhill Pkwy. (40.18345, -83.19046)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | Year Completed estimated (2015-2016). | 
| 
                Etna Township,
                OH Licking Co. United States  | 
            
                Refugee Rd. SW / Mink St. SW (39.97410, -82.72878)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.yahoo.com/news/refugee-road-reopens-11-2-100110827.html | 
| 
                Etna Township,
                OH Licking Co. United States  | 
            
                Refugee Rd. SW / Etna Pkwy. (39.97301, -82.70600)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.yahoo.com/news/refugee-road-reopens-11-2-100110827.html | 
| 
                Groveport,
                OH Franklin Co. United States  | 
            
                SR 317 (London-Groveport Rd.) / Rohr Rd. (39.84050, -82.90935)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Yield-controlled right-turn bypass lanes on north and south legs. https://www.groveport.org/CivicAlerts.aspx?AID=355&ARC=1054 | 
| 
                Union,
                OH Montgomery Co. United States  | 
            
                Dog Leg Rd. / Union Airpark Blvd. / Martindale Rd. (39.89519, -84.25501)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 60.9600  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | Merging right-turn bypass lane on south leg. Yield-controlled right-turn bypass lane on west leg. Designed for future double-left-turn on east leg. https://www.daytondailynews.com/local/new-roundabout-at-union-airpark-blvd-and-dog-leg-road/44be0409-4bf4-4c75-abdd-b5d18f213524/ | 
| 
                Mason,
                OH Warren Co. United States  | 
            
                Mason Rd. / Snider Rd. (39.36683, -84.33156)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | https://www.facebook.com/permalink.php/?story_fbid=1335531209989457&id=274998889376033 | 
| 
                Mason,
                OH Warren Co. United States  | 
            
                Snider Rd. / Thornberry Ct. (39.35436, -84.33159)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | https://www.facebook.com/permalink.php/?story_fbid=1335531209989457&id=274998889376033 | 
| 
                Evendale,
                OH Hamilton Co. United States  | 
            
                Aviation Way / (parking) (39.25152, -84.44081)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 57.9120  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2018 | |
| 
                Evendale,
                OH Hamilton Co. United States  | 
            
                Aviation Way / Evendale Dr. (39.24957, -84.44120)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 51.8160  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2020 | Double left turn on west leg. | 
| 
                Evendale,
                OH Hamilton Co. United States  | 
            
                Neumann Way / Evendale Dr. (39.24668, -84.44092)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Year Completed estimated (2019-2020). | 
| 
                Union Township,
                OH Clermont Co. United States  | 
            
                Aicholtz Rd. / Eastgate Square Dr. (39.08921, -84.27161)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | https://goclermont.org/cctid-project/aicholtz-road-roundabouts/ | 
| 
                Union Township,
                OH Clermont Co. United States  | 
            
                Glen Este Withamsville Rd. / (Eastgate Square Dr.) (39.08843, -84.26883)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://goclermont.org/cctid-project/aicholtz-road-roundabouts/ | 
| 
                Union Township,
                OH Clermont Co. United States  | 
            
                Glen Este Withamsville Rd. / Ilium Ave. (39.08835, -84.26464)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://goclermont.org/cctid-project/aicholtz-road-roundabouts/ | 
| 
                Marion,
                OH Marion Co. United States  | 
            
                SR 98 (Columbus-Sandusky Rd. S) / SR 529 (Marion-Cardington Rd. E) (40.54939, -83.05017)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | Year Completed estimated (2021-2024). | 
| 
                Polk,
                OH Ashland Co. United States  | 
            
                US 42 / SR 302 (40.91407, -82.19348)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.transportation.ohio.gov/projects/projects/114065 | 
| 
                Polk,
                OH Ashland Co. United States  | 
            
                SR 89 / SR 302 (40.92046, -82.21449)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.transportation.ohio.gov/projects/projects/114065 | 
| 
                Wayne,
                OH Wood Co. United States  | 
            
                SR 199 (McCutcheonville Rd.) / SR 281 (Defiance Pike) (41.28254, -83.50863)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.facebook.com/story.php/?story_fbid=952157470289266&id=100064850644016&_rdr | 
| 
                North Canton,
                OH Stark Co. United States  | 
            
                Strausser St. NW / Lake O Springs Ave. NW (40.89292, -81.45931)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.facebook.com/photo/?fbid=551066310949835&set=a.150290721027398 | 
| 
                North Ridgeville,
                OH Lorain Co. United States  | 
            
                Stoney Ridge Rd. / Avalon Dr. / Mils Rd. (41.41849, -82.04192)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Peanut shaped. Replaced two offset T-intersections. https://www.youtube.com/watch?v=JgKCpyMR-aE. | 
| 
                Genoa Township,
                OH Delaware County United States  | 
            
                Lewis Center Rd. / Worthington Rd. (40.19783, -82.91324)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 1 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | Peanut shaped. https://www.facebook.com/DelCoEngineer/posts/construction-in-actionworthington-road-lewis-center-road-intersection-genoa-town/1071976134965353/ | 
| 
                Harpersfield,
                OH Ashtabula County United States  | 
            
                SR 534 (S Broadway) / SR 307 (N River Rd. E) (41.75981, -80.94122)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.news5cleveland.com/news/local-news/we-follow-through/local-businesses-relieved-as-major-construction-project-concludes-in-ashtabula-county | 
| 
                Westerville,
                OH Franklin Co. United States  | 
            
                Little Turtle Way W / Longrifle Rd. (40.08322, -82.87865)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 47.2440  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | Yield-controlled right-turn bypass lane on south leg. | 
| 
                Westerville,
                OH Delaware Co. United States  | 
            
                SR 605 / Fancher Rd. (40.13242, -82.80976)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | |
| 
                Johnstown,
                OH Licking Co. United States  | 
            
                Green Chapel Rd. / Mink St. (40.12321, -82.69688)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | |
| 
                Johnstown,
                OH Licking Co. United States  | 
            
                Green Chapel Rd. / (unknown) (40.12333, -82.70509)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 50.2920  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | |
| 
                New Albany,
                OH Licking Co. United States  | 
            
                Green Chapel Rd. / (unknown) (40.12385, -82.71205)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 50.2920  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | |
| 
                Johnstown,
                OH Licking Co. United States  | 
            
                Mink St. / (unknown) (40.10488, -82.70700)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 50.2920  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | |
| 
                Franklin,
                OH Warren Co. United States  | 
            
                SR 123 (E 6th St.) / Community Park Rd. / (high school entrance) (39.55392, -84.29936)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.facebook.com/FranklinOhio.Org/videos/-roundabout-update-now-open-watch-the-video-below-for-everything-you-need-to-kno/24347164434886274/ | 
| 
                Springfield Township,
                OH Lucas Co. United States  | 
            
                S McCord Rd. / Hill Ave. (41.63884, -83.70358)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.facebook.com/photo/?fbid=1178895730944197&set=a.316637517170027 | 
| 
                Deerfield,
                OH Warren County United States  | 
            
                Columbia Rd. / Davis Rd. / Myrtle Ave. (39.30098, -84.27895)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.5280  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | Replaced two offset intersections. https://www.choosedeerfield.com/news/columbia-road-and-davis-road-myrtle-ave-intersection-closure-for-2-weeks/ | 
| 
                Middleton Township,
                OH Wood Co. United States  | 
            
                SR 582 (Middleton Pike) / (unknown) (41.45838, -83.63843)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.sent-trib.com/2024/11/20/roundabout-on-rt-582-opens/ | 
| 
                Madison Township,
                OH Butler Co. United States  | 
            
                SR 122 / Elk Creek Rd. (39.53890, -84.46884)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | ODOT project just outside of City of Middletown. | 
| 
                Mason,
                OH Warren Co. United States  | 
            
                US 42 / Mason Morrow Millgrove Rd. (39.37785, -84.27915)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Year Completed estimated (2022-2024). | 
| 
                Mason,
                OH Warren Co. United States  | 
            
                US 42 / Bethany Rd. (39.37696, -84.28220)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Year Completed estimated (2022-2024). | 
| 
                Liberty Twp,
                OH Butler Co. United States  | 
            
                Millikin Rd. / Lesourdsville West Chester Rd. (39.40278, -84.43386)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | |
| 
                Columbus,
                OH Franklin Co. United States  | 
            
                (Albany Commons entrance road) / (parking) (40.08237, -82.84994)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Unknown Single-Lane  |   
            2020 | Right-turn-only lane on southwest leg. Year Completed estimated (2019-2021). | 
| 
                Delaware,
                OH Delaware Co. United States  | 
            
                Berlin Station Rd. / Glenn Pkwy. (40.25801, -83.03239)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | Year Completed estimated (2019-2021). | 
| 
                Powell,
                OH Delaware Co. United States  | 
            
                S Liberty St. / Salisbury Dr. (40.14137, -83.07254)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | https://engineer.co.delaware.oh.us/photogallery/ | 
| 
                Pekin,
                OH Warren Co. United States  | 
            
                Bunnell Hill Rd. / E Lytle 5 Points Rd. / W Lytle 5 Points Rd. (39.56889, -84.19299)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | https://www.journal-news.com/local/video-areas-newest-roundabout-now-open-for-traffic/7WGGOA4GAZFWVI5CKXTLEY2HHE/ | 
| 
                Dublin,
                OH Franklin Co. United States  | 
            
                SR 161 (Dublin Plain City Rd.) / Cosgray Rd. (40.10742, -83.19134)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2021 | https://www.dispatch.com/story/news/local/communities/dublin/2021/10/06/new-roundabout-state-route-161-and-cosgray-road-near-dublin-green-shopping-center-opens-schedule/6018238001/ | 
| 
                Toledo,
                OH Lucas Co. United States  | 
            
                Dorr St. / I-475 SB Ramps (41.65389, -83.69585)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2021 | https://www.youtube.com/watch?v=FYQr1t7Vliw | 
| 
                Toledo,
                OH Lucas Co. United States  | 
            
                Dorr St. / I-475 NB Ramps (41.65382, -83.69411)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)  |   
            2021 | https://www.youtube.com/watch?v=FYQr1t7Vliw. | 
| 
                Saint Clair,
                OH Butler Co. United States  | 
            
                Wayne Madison Rd. / Trenton Rd. (39.47196, -84.47733)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Other  | 
            
                4 Approaches 0 Driveways 62.4840  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2021 | Egg shaped. ICD = 205 ft x 180 ft. Railroad crossing approximately 900 feet to south with railroad queue detection on south leg of roundabout to limit roundabout blockage. | 
| 
                Columbiana,
                OH Columbiana Co. United States  | 
            
                SR 164 (Lisbon St. - N Main St.) / S Main St. / E Park Ave. (40.88864, -80.69362)  | 
            
                Other Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            Diamond shaped. Parking along circulatory roadway. | |
| 
                Green,
                OH Summit Co. United States  | 
            
                SR 619 (E Turkeyfoot Lake Rd.) / Massillon Rd. (40.97377, -81.46463)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2021 | |
| 
                Green,
                OH Summit Co. United States  | 
            
                Massillon Rd. / Stein Rd. (40.97001, -81.46515)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | |
| 
                Green,
                OH Summit Co. United States  | 
            
                Troon Dr. / Muirfield Dr. (40.96066, -81.45029)  | 
            
                Other Existing  | 
            
                Uncontrolled Unknown  | 
            
                3 Approaches 3 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            Elliptical shaped. | |
| 
                Akron,
                OH Summit Co. United States  | 
            
                OH 91 (Canton Rd.) / East Market St. (41.05544, -81.43963)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2021 | Opened 10/15/2021. A quarter of the circle has 2 lanes. Pictures are here: https://twitter.com/AkronOhioMayor/status/1449057995766239232. | 
| 
                Defiance,
                OH Defiance Co. United States  | 
            
                Ottawa Ave. / Cleveland Ave. (41.26804, -84.34864)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Other  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | |
| 
                Medina,
                OH Medina Co. United States  | 
            
                Wooster Pike / Sharon Copley Rd. (41.10666, -81.86413)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | ODOT Project 210240. | 
| 
                West Chester,
                OH Butler Co. United States  | 
            
                Butler Warren Rd. / Barret Rd. / Western Row Rd. (39.33709, -84.34926)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | On Butler County-Warren County line and West Chester/Mason city limit line. | 
| 
                Norwalk,
                OH Huron Co. United States  | 
            
                US 20 / SR 601 (41.24924, -82.54136)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | https://www.transportation.ohio.gov/wps/portal/gov/odot/projects/projects/110357 | 
| 
                Amherst,
                OH Lorain Co. United States  | 
            
                SR 113 (Telegraph Rd.) / Baumhart Rd. (41.34723, -82.27481)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2021 | https://www.newskudo.com/ohio/lorain/government/3951055-odot-route-113-baumhart-road-roundabout-work-continuing | 
| 
                Westerville,
                OH Delaware Co. United States  | 
            
                Orion Pl. / Worthington Rd. / Olde Worthington Rd. (40.14015, -82.96511)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2020 | Year Completed estimated (2019-2021). |