| 
                City, 
                State County Country  | 
            
                Intersection (Lat, Lng)  | 
            
                Type Status  | 
            Control Type / Other Control Type | Approaches / Driveways / ICD (m) | 
                Functional Class /  LaneType  | 
            Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| 
                Broomfield,
                CO Adams Co. United States  | 
            
                W 122nd Ave. / N Park Centre Dr. (39.92089, -105.01002)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | North leg stubbed. Year Completed estimated (2001-2003). | 
| 
                Thornton,
                CO Adams Co. United States  | 
            
                Washington Center Pkwy. / Lafayette St. (39.91876, -104.97204)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2002 | Year Completed estimated (1999-2002). | 
| 
                Thornton,
                CO Adams Co. United States  | 
            
                Riverdale Rd. / Quebec St. (39.91040, -104.90320)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | |
| 
                Westminster,
                CO Adams Co. United States  | 
            
                W 117th Ave. / Quitman St. (39.90885, -105.04229)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            2005 | |
| 
                Aurora,
                CO Arapahoe Co. United States  | 
            
                Copperleaf Blvd. / Radcliff Pkwy. (39.63537, -104.72624)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2022 | Year Completed estimated (2022-2023). | 
| 
                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. | 
| 
                Castle Rock,
                CO Douglas Co. United States  | 
            
                Mikelson Blvd. / Mitchell St. (39.36622, -104.79813)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://www.youtube.com/watch?v=QkZTn1X4oAY | 
| 
                Castle Rock,
                CO Douglas Co. United States  | 
            
                Crystal Valley Pkwy. / S Wilcox St. / E Frontage Rd. / I-25 NB Exit Ramp (39.33865, -104.87343)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                5 Approaches 0 Driveways 60.9600  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)  |   
            2024 | https://www.crgov.com/3131/Crystal-Valley-Interchange. Partially open in November 2024. | 
| 
                Castle Rock,
                CO Douglas Co. United States  | 
            
                E Montaine Cir. / Quarry Mesa Dr. (39.32630, -104.85197)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Black Forest,
                CO El Paso Co. United States  | 
            
                SR 50 (Walker Rd.) / Jane Lundeen Dr. (39.09974, -104.76828)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 54.8637  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | Double left turn on south leg. Right-turn-only on west leg. | 
| 
                Boiling Springs,
                SC Spartanburg County United States  | 
            
                Sugar Ridge Rd. / Clark Rd. (35.05989, -82.02370)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.5280  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.facebook.com/photo.php?fbid=660831062759092&id=100064966113442&set=a.343020981206770 | 
| 
                Boiling Springs,
                SC Spartanburg County United States  | 
            
                Clark Rd. / Seay Rd. (35.05945, -82.01234)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.5280  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Year Completed estimated (2024-2025). https://www.wspa.com/news/local-news/look-alive-more-road-work-coming-to-the-upstate/ | 
| 
                Shakopee,
                MN Scott County United States  | 
            
                Eagle Creek Blvd / Vierling Dr (44.78342, -93.48206)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Other  | 
            
                4 Approaches 0 Driveways 15.2400  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | Double left-turn on north leg. Other control is warning lights that emergency vehicles are approaching. See the video for them. https://www.youtube.com/watch?v=vMYxApGIW7E | 
| 
                Shakopee,
                MN Scott County United States  | 
            
                Vierling Dr. / Lincoln St. (44.78215, -93.55707)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 44.1960  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | |
| 
                Carver,
                MN Carver County United States  | 
            
                Jonathan Carver Pkwy. / Dahlgren Rd. / 6th St. W (44.76130, -93.64302)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 50.2920  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2021 | |
| 
                Colorado Springs,
                CO El Paso Co. United States  | 
            
                Meridian Sol Dr. / Swingline Rd. (38.93013, -104.60820)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | Elliptical shaped. ICD = 130 ft x 105 ft. | 
| 
                Colorado Springs,
                CO El Paso Co. United States  | 
            
                Meadow Brook Pkwy. / Newt Dr. (38.84432, -104.69242)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 27.4317  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Hastings,
                MN Dakota County United States  | 
            
                160th St. E (CR 46) / Goodwin Ave. (CR 85) (44.71686, -92.95405)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.hastingsjournal.news/stories/county-road-46-expected-to-open-by-the-end-of-the-week,113462 | 
| 
                Billings,
                MT Yellowstone County United States  | 
            
                Rimrock Rd. / 62nd St. W (45.79864, -108.67362)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.facebook.com/trailnetbillings/photos/top-the-roundabout-at-rimrock-and-62nd-street-west-above-heading-east-on-rimrock/1087984726704259/?_rdr | 
| 
                Providence,
                RI Providence Co. United States  | 
            
                F C Greene Memorial Blvd. / Montgomery Ave. / Cladrashes Ave. (41.78572, -71.40615)  | 
            
                Rotary Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | No splitter islands on two legs. Pedestrian feature in central island. | 
| 
                Cranston,
                RI Providence Co. United States  | 
            
                Rte 5 (Atwood Ave. / Oaklawn Ave.) /  Cranston St. / Brooks St. (41.77694, -71.46888)  | 
            
                Rotary Existing  | 
            
                Other Unknown  | 
            
                5 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            Mix of stop and yield control on entry. | |
| 
                Providence,
                RI Providence Co. United States  | 
            
                College Rd. / 1st Ave. (41.84136, -71.45992)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 15.8496  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2013 | |
| 
                Uxbridge,
                MA Worcester Co. United States  | 
            
                Rte 16 (Douglas St.) / Rte 146 WB Ramps (42.06785, -71.66491)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 42.6720  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2023 | |
| 
                (unincorporated),
                GA Paulding Co. United States  | 
            
                Burnt Hickory Rd. / Brownsville Extension / Stout Pkwy. (33.81564, -84.72399)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.facebook.com/PauldingCountyGovernment/videos/now-open-new-roundabout-at-brownsville-extension-were-excited-to-announce-the-of/1068624591512892/ | 
| 
                (unincorporated),
                GA Fulton Co. United States  | 
            
                Butner Rd. / Union Rd. SW (33.65398, -84.56499)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | Skewed intersection. Yield-controlled right-turn bypass lanes on north and south legs. https://www.11alive.com/video/traffic/44-million-south-fulton-roundabout-completed-expected-to-improve-safety/85-833bf58b-1d32-45b0-a4b1-bc7efefdefea | 
| 
                Byron,
                GA Peach Co. United States  | 
            
                W White Rd. / Peavy Rd. / James E Williams Dr. (32.64050, -83.74012)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.facebook.com/100064752276448/posts/the-new-white-rd-roundabout-is-officially-open-were-thrilled-to-announce-the-com/1135966378571761/ | 
| 
                Vestavia Hills,
                AL Jefferson Co. United States  | 
            
                Blue Lake Dr. / Sicard Hollow Rd. / Cahaba Heights Rd. (33.45106, -86.71773)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://vestaviavoice.com/news/roundabout-opens-at-blue-lake-drive-sicard-hollow-road/ | 
| 
                Evans,
                GA Columbia Co. United States  | 
            
                Riverwood Pkwy. / General Wood Pkwy. / Mansford Ln. (33.58517, -82.18817)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2025 | https://www.wjbf.com/news/new-mini-roundabout-on-riverwood-parkway-causing-headaches-for-greenbrier-parents-in-car-line/ | 
| 
                Myrtle Beach,
                SC Horry Co. United States  | 
            
                Fred Nash Blvd. / Agnes Ln. / Walton Dr. (33.68297, -78.95640)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 39.6240  | 
            
                Other (At-Grade) Single-Lane  |   
            2016 | |
| 
                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). | 
| 
                El Cajon,
                CA San Diego Co. United States  | 
            
                El Cajon Blvd. / S Johnson Ave. (32.79159, -116.97107)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 32.0040  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Peanut shaped. Nodes 105 ft diameter; length 205 ft. https://www.elcajon.gov/your-government/departments/public-works/projects/el-cajon-boulevard-roundabout-and-streetscape | 
| 
                Nampa,
                ID Canyon Co. United States  | 
            
                N Franklin Blvd. / E Karcher Rd. (43.60506, -116.55342)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 54.8640  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | https://www.facebook.com/cityofnampa.us/videos/now-open-the-intersection-of-franklin-blvd-karcher-rd-reopened-this-morning-to-v/1716080395969702/ | 
| 
                Onalaska,
                WI La Crosse Co. United States  | 
            
                CR PH / Theater Rd. (43.87249, -91.19540)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2025 | https://www.wizmnews.com/2025/05/27/onalaska-adding-roundabout-at-theater-road-and-county-ph/ | 
| 
                Commerce,
                MI Oakland Co. United States  | 
            
                Wixom Rd. / Sleeth Rd. / Wixom Trl. (42.58138, -83.56045)  | 
            
                Roundabout Unknown  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Unknown  |   
            2026 | 2026 construction. | 
| 
                Moline,
                IL Rock Island Co. United States  | 
            
                7th Ave. / 15th St. / 8th Ave. (41.50414, -90.51587)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | 8th Ave is one-way exiting the roundabout. https://www.youtube.com/watch?v=WKspr-eJ-hk | 
| 
                Bend,
                OR Deschutes Co. United States  | 
            
                Deschutes Market Rd. / NE Yeoman Rd. (44.09476, -121.25868)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.facebook.com/PahlischHomes/posts/the-new-roundabout-at-deschutes-market-road-and-yeoman-is-now-open-this-infrastr/1226482782849045/ | 
| 
                De Leon Springs,
                FL Volusia Co. United States  | 
            
                US 17 / Spring Garden Ave. / Spring Garden Ranch Rd. (29.13515, -81.35272)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, unspecified)  |   
            2025 | https://www.instagram.com/reel/DNQsu_Rvn9w/ | 
| 
                Ellabell,
                GA Bryan Co. United States  | 
            
                US 280 / Genesis Rd. (32.17845, -81.46553)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | Raindrop shaped. https://www.gettyimages.ie/detail/news-photo/roundabouts-built-by-hyundai-to-help-manage-the-anticipated-news-photo/2227279501 | 
| 
                Ellabell,
                GA Bryan Co. United States  | 
            
                US 280 / Dillon Dr. (32.17920, -81.46416)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | Raindrop shaped. https://www.gettyimages.ie/detail/news-photo/roundabouts-built-by-hyundai-to-help-manage-the-anticipated-news-photo/2227279501 | 
| 
                Ellabell,
                GA Bryan Co. United States  | 
            
                US 280 / I-16 EB Ramps (32.18061, -81.46135)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)  |   
            2025 | Turbo roundabout. Raised lane dividers. https://www.gettyimages.ie/detail/news-photo/roundabout-built-by-hyundai-to-help-manage-the-anticipated-news-photo/2227279272 (looks like a turbo) | 
| 
                Ellabell,
                GA Bryan Co. United States  | 
            
                US 280 / I-16 WB Ramps (32.18182, -81.45893)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Freeway Ramps (Grade-Separated) Single-Lane  |   
            2025 | https://www.gettyimages.ie/detail/news-photo/roundabout-built-by-hyundai-to-help-manage-the-anticipated-news-photo/2227279292. | 
| 
                Westfield,
                IN Hamilton Co. United States  | 
            
                W 161st St. / Spring Mill Rd. (40.02106, -86.16501)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2025 | Opened 10 Sep 2025. Pedestrian crossing buttons activate RRFB lights on all four entries/exits at once. | 
| 
                Mayfield Springs,
                ID Elmore Co. United States  | 
            
                Desert Wind Rd. / Mayfield Springs Blvd. (43.37318, -115.96649)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.4048  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | Desert Wind splitters are constructed to be modifiable if a second entry lane is needed. | 
| 
                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. | 
| 
                Vernon,
                BC North Okanagan Canada  | 
            
                Pleasant Valley Rd. / 39th Ave. (50.27012, -119.25943)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.vernonmorningstar.com/local-news/latest-vernon-roundabout-ready-for-traffic-8248456 | 
| 
                Missoula,
                MT Missoula Co. United States  | 
            
                Philips St. / Scott St. (46.88097, -114.00629)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2025 | https://www.montanarightnow.com/missoula/missoulas-northside-welcomes-new-roundabout-to-improve-traffic-flow/article_59cee533-bf05-4397-8548-c6041d41f4f9.html | 
| 
                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/ | 
| 
                Cedar Rapids,
                IA Linn Co. United States  | 
            
                C Ave. NE / Tower Terrace Rd. / E Main St. (42.05852, -91.63854)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.facebook.com/CityOfMarionIowa/posts/heres-a-birds-eye-view-of-the-work-happening-on-tower-terrace-road-looking-east-/962930365872333/ | 
| 
                Emerald Park,
                SK Division 6 Canada  | 
            
                Range Rd 184 / S Plains Rd. W (50.44310, -104.43476)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 60.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | Yield-controlled right-turn bypass lane on east leg. Year Completed estimated (2024-2025). | 
| 
                Hudson,
                WI St. Croix Co. United States  | 
            
                CR A / McCutcheon Rd. (45.00325, -92.67544)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Year Completed estimated (2024-2025). | 
| 
                Broadfield,
                GA Glynn Co. United States  | 
            
                US 17 / GA 99 (31.30698, -81.46087)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | Left-turn-only lane on south leg. https://www.facebook.com/groups/glynncountyafterdark/posts/9431255323594174/ | 
| 
                Brunswick,
                GA Glynn Co. United States  | 
            
                GA 99 / Buc-ee's Blvd. (31.30933, -81.47273)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 51.8160  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2025 | Painted lane dividers. Merging right-turn bypass lane on west leg. | 
| 
                Brunswick,
                GA Glynn Co. United States  | 
            
                GA 99 / I-95 NB Ramps (31.30746, -81.47719)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 50.2920  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)  |   
            2025 | Painted lane dividers. Yield-controlled right-turn bypass lane on south leg (from freeway exit ramp); merging right-turn bypass lane on east leg (onto freeway entrance ramp). https://thebrunswicknews.com/news/local_news/buc-ees-road-project-expected-to-finish-in-august/article_49eaf1e9-be31-4a24-bf2f-4f1a2e1c249e.html. | 
| 
                Brunswick,
                GA Glynn Co. United States  | 
            
                GA 99 / I-95 SB Ramps (31.30498, -81.48211)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 59.4360  | 
            
                Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)  |   
            2025 | Merging right-turn bypass lanes on north leg (from freeway exit ramp) and west leg (onto freeway entrance ramp). Painted lane dividers. https://thebrunswicknews.com/news/local_news/buc-ees-road-project-expected-to-finish-in-august/article_49eaf1e9-be31-4a24-bf2f-4f1a2e1c249e.html | 
| 
                Frisco,
                TX Collin Co. United States  | 
            
                Acacia Ave. / Amyris Rd. (33.15687, -96.74625)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 33.5277  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | |
| 
                Frisco,
                TX Collin Co. United States  | 
            
                Durant Ln. / Confetti Ln. (33.19792, -96.82060)  | 
            
                Unknown Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 59.9999  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | |
| 
                Princeton,
                MN Mille Lacs Co. United States  | 
            
                12th St. N / 7th Ave. N (45.58429, -93.58343)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2024 | |
| 
                Noblesville,
                IN Hamilton Co. United States  | 
            
                SR 32 (Westfield Blvd.) / Hague Rd. / Pleasant St. (40.04348, -86.03976)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2025 | Constructed for the Pleasant Street new road project tie in. Opened 9/26/2025. Project includes new pedestrian tunnels under the roundabout for the local trail system. https://readthereporter.com/sr-32-hague-road-reopens/ https://www.reimaginepleasantst.com/documents?lightbox=dataItem-lq5a4h9j1 | 
| 
                Conroe,
                TX Montgomery Co. United States  | 
            
                Grand Central Pkwy. / City Central Ave. (30.26572, -95.46091)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 65.5320  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2020 | Initially opened with west, east, and north legs in 2020. South leg added 2024-2025. | 
| 
                Gypsum,
                CO Eagle Co. United States  | 
            
                US 6 / Valley Rd. / Estes Ln. (39.64477, -106.94904)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.townofgypsum.com/Home/Components/FacilityDirectory/FacilityDirectory/1066/1310 | 
| 
                Ivins,
                UT Washington Co. United States  | 
            
                W Center St. / N 600 W (37.16819, -113.69330)  | 
            
                Unknown Existing  | 
            
                Unknown Unknown  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Unknown  |   
            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). | 
| 
                Woburn,
                MA Middlesex Co. United States  | 
            
                Main St. / Common St. / Winn St. / Pleasant St. (42.47953, -71.15234)  | 
            
                Other Existing  | 
            
                Signal Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (3+ Lane)  |   
            Triangular shaped. City common in center island with crosswalks leading to it and walking paths within central island. | |
| 
                Sevierville,
                TN Sevier Co. United States  | 
            
                Gateway Blvd. / Buc-ee's Blvd. (south) (35.97883, -83.60389)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2023 | |
| 
                Sevierville,
                TN Sevier Co. United States  | 
            
                Gateway Blvd / Buc-ee's Blvd. (north) (35.98354, -83.60111)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2024 | Year Completed estimated (2021-2024). | 
| 
                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 | |
| 
                Greenville,
                NC Pitt Co. United States  | 
            
                W 5th St. / Elizabeth St. / Albemarle Ave. (35.61205, -77.38004)  | 
            
                Other Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | No splitter islands. https://www.facebook.com/CityofGreenvilleNC/posts/construction-of-the-new-traffic-circle-on-west-5th-street-was-recently-completed/1108423424654367/. | 
| 
                Zebulon,
                NC Wake Co. United States  | 
            
                SR 97 (W Gannon Ave.) / Pony Rd. / Wedgewood Ave. (35.82031, -78.32735)  | 
            
                Unknown Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.youtube.com/watch?v=EDDiDL3ites. | 
| 
                (unincorporated),
                TX Fort Bend Co. United States  | 
            
                Sienna Lakes St. / Owen Bend Dr. (29.48340, -95.49298)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 54.8637  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | |
| 
                (unincorporated),
                TX Fort Bend Co. United States  | 
            
                Sienna Pkwy. / Sienna Lakes St. (29.47660, -95.49305)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 54.8637  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | |
| 
                Johns Island,
                SC Charleston Co. United States  | 
            
                Fenwick Hall Alley / Bernice Robinson Way (32.74886, -80.03425)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Aerial image obscured by trees. Year Completed estimated (2023-2024). | 
| 
                (unincorporated),
                SC Anderson Co. United States  | 
            
                SC 331 (Old Williamston Rd.) / Bowlan Rd. (34.58401, -82.55251)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 42.6720  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.linkedin.com/posts/sc-department-of-transportation_scdot-is-nearing-the-completion-of-the-activity-7363932840146739201-Ps4o. | 
| 
                Selma,
                NC Johnston Co. United States  | 
            
                US 70 Alternate / W Providence Blvd. / Absher Rd. (35.51780, -78.28264)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 60.9600  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Add-lane right-turn bypass lane on west and south legs. | 
| 
                Selma,
                NC Johnston Co. United States  | 
            
                W Providence Blvd. / Absher Rd. (35.52057, -78.28225)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | Year Completed estimated (2023-2024). | 
| 
                West Columbia,
                SC Lexington Co. United States  | 
            
                Ephrata Dr. / Pine Lake Dr. (34.01358, -81.12198)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 20.7264  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | Year Completed estimated (2011-2012) | 
| 
                West Columbia,
                SC Lexington Co. United States  | 
            
                Ephrata Dr. / Beaver Ln. (34.01298, -81.12465)  | 
            
                Traffic Calming Circle Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 18.8976  | 
            
                Other (At-Grade) Single-Lane  |   
            2011 | Year Completed estimated (2011-2012) | 
| 
                Elgin,
                SC Richland Co. United States  | 
            
                Jacobs Millpond Rd. / Deer Park Dr. (34.12117, -80.81637)  | 
            
                Other Existing  | 
            
                Other None  | 
            
                4 Approaches 0 Driveways 30.4800  | 
            
                Other (At-Grade) Single-Lane  |   
            2008 | Year Completed estimated (2007-2009). South leg added with construction of roundabout. Mix of yield and uncontrolled entries. | 
| 
                Middletown Township,
                PA Bucks Co. United States  | 
            
                Langhorne-Yardley Rd. / Bridgetown Pike (40.19483, -74.90581)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 0 Driveways 48.7680  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://www.facebook.com/100064303254838/photos/1227933432693420/ | 
| 
                Kearney,
                NE Buffalo Co. United States  | 
            
                US 30 (W 24th St.) / University Dr. (40.69946, -99.10935)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | Entrance to University of Nebraska Kearney campus. https://ruralradio.com/maxcountry/news/traffic-shifts-back-to-hwy-30-as-new-roundabout-opens-near-unk/ | 
| 
                Bradenton,
                FL Manatee Co. United States  | 
            
                Old Farm Rd. / Honore Ave. (27.41838, -82.48035)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 32.0040  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | https://old-farm-rd-and-honore-ave-roundabout-manateegis.hub.arcgis.com/ | 
| 
                Fort Worth,
                TX Tarrant Co. United States  | 
            
                W.J. Boaz Rd. / Bowman Roberts Rd. (32.87005, -97.41735)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 29.2608  | 
            
                Other (At-Grade) Single-lane w/ Traversable Central Island  |   
            2021 | |
| 
                Keller,
                TX Tarrant Co. United States  | 
            
                Bear Creek Pkwy. / S Elm St. / Whitley Rd. (32.92708, -97.25184)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 35.0520  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | |
| 
                Airway Heights,
                WA Spokane Co. United States  | 
            
                US 2 (W Sunset Hwy.) / S Lyons Rd. (47.64293, -117.57159)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)  | 
            
                4 Approaches 0 Driveways 45.7200  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2024 | |
| 
                Airway Heights,
                WA Spokane Co. United States  | 
            
                W 6th Ave. / S Lundstrom St. (47.64994, -117.59309)  | 
            
                Roundabout Unknown  | 
            
                All-Way Yield None  | 
            
                3 Approaches 0 Driveways 23.7744  | 
            
                Other (At-Grade) Unknown  |   
            2025 | |
| 
                Airway Heights,
                WA Spokane Co. United States  | 
            
                W 6th Ave. / S Lawson St. (47.64995, -117.58780)  | 
            
                Roundabout Unknown  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 23.7744  | 
            
                Other (At-Grade) Unknown  |   
            2025 | |
| 
                Goshen,
                IN Elkhart Co. United States  | 
            
                Peddlers Village Rd. / Reliance Rd. (41.60870, -85.88765)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2025 | Intersection shifted to west 100 ft. https://www.facebook.com/photo/?fbid=1196760372498683&set=a.233900875451309. | 
| 
                Kitchener,
                ON Waterloo Canada  | 
            
                Wilson Ave. / Goodrich Dr. (43.41558, -80.44236)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 0 Driveways 180.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2025 | Year Completed estimated (2024-2025). | 
| 
                Greenwood,
                IN Johnson Co. United States  | 
            
                St. Clare Way / Swartz Crossing Blvd. (39.57623, -86.15696)  | 
            
                Other Existing  | 
            
                Uncontrolled None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2018 | |
| 
                Greenwood,
                IN Johnson Co. United States  | 
            
                St Clare Way / Swartz Ln. (39.57612, -86.15153)  | 
            
                Other Existing  | 
            
                Uncontrolled None  | 
            
                3 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2023 | |
| 
                Greenwood,
                IN Johnson Co. United States  | 
            
                W Smith Valley Rd. / Averitt Rd. (39.60617, -86.12059)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                4 Approaches 0 Driveways 0.0000  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x1 max)  |   
            2025 | https://www.greenwood.in.gov/topic/index.php?topicid=641&structureid=257 | 
| 
                Saugus,
                MA Essex Co. United States  | 
            
                Lincoln Ave. / Essex St. / Jackson St. (42.44848, -71.00986)  | 
            
                Rotary Existing  | 
            
                All-Way Yield Unknown  | 
            
                4 Approaches 1 Driveways 36.5760  | 
            
                Other (At-Grade) Single-Lane  |   
            Parking along circulatory roadway. | |
| 
                Castle Pines,
                CO Douglas County United States  | 
            
                E Happy Canyon Rd. / Lagae Rd. (39.45014, -104.87819)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 60.9600  | 
            
                Other (At-Grade) Multilane (2 Lane, 2x2 max)  |   
            2024 | https://coloradocommunitymedia.com/2024/06/27/castle-pines-lagae-happy-canyon-road-roundabout-open/ | 
| 
                Colorado Springs,
                CO El Paso Co. United States  | 
            
                S Troy Hill Rd. / Joystone Dr. (38.82702, -104.72760)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | |
| 
                Prior Lake,
                MN Scott County United States  | 
            
                Carriage Hills Pkwy. NE / Carriage Hill Rd. NE / Meadowlawn Trl. NE (44.74042, -93.41711)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 38.1000  | 
            
                Other (At-Grade) Single-Lane  |   
            2019 | https://www.twincities.com/2019/06/21/roundabout-roundup-intersections-pop-up-around-prior-lake/ | 
| 
                Falcon,
                CO El Paso Co. United States  | 
            
                Falcon Market Pl. / Woodmen Frontage Rd. / E Woodmen Rd. (38.94134, -104.61192)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield None  | 
            
                3 Approaches 1 Driveways 45.7200  | 
            
                Other (At-Grade) Single-Lane  |   
            2022 | |
| 
                Golden Valley,
                MN Hennepin County United States  | 
            
                STH 55 (Olson Hwy) Service Rd. / Douglas Dr. (44.98385, -93.36023)  | 
            
                Roundabout Existing  | 
            
                All-Way Yield Unknown  | 
            
                3 Approaches 1 Driveways 27.4320  | 
            
                Other (At-Grade) Single-Lane  |   
            2024 | https://www.goldenvalleymn.gov/395/Douglas-Drive-Highway-55-Intersection | 
| 
                Coventry,
                RI Kent Co. United States  | 
            
                Dante Blvd. / Greig Ct. (41.66517, -71.56454)  | 
            
                Other Existing  | 
            
                Uncontrolled Unknown  | 
            
                3 Approaches 1 Driveways 0.0000  | 
            
                Other (At-Grade) Single-Lane  |   
            2010 | |
| 
                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/ | 
| 
                Santa Clarita,
                CA Los Angeles Co. United States  | 
            
                Humphreys Pkwy. (34.41365, -118.43763)  | 
            
                Other Existing  | 
            
                Unknown Unknown  | 
            
                3 Approaches 1 Driveways 0.0000  | 
            
                Other (At-Grade) Unknown  |   
            No splitter islands. |