| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Munster,
                IN Lake Co. United States | N Centennial Dr. / N Centennial Park Dr. (41.53718, -87.50783) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2017-2018). | 
| Waxhaw,
                NC Union Co. United States | SR 200 (Lancaster Hwy.) / Potter Rd. / Marvin Fowler Rd. (34.86694, -80.68273) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 50.2920 | Other (At-Grade) Single-Lane | 2024 | https://www.wbtv.com/2024/10/09/waxhaw-intersection-close-roundabout-construction/. | 
| Mount Pleasant,
                SC Charleston Co. United States | Lexington Dr. / All American Blvd. (32.86559, -79.78774) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | 2024 | Year Completed estimated (2023-2024) | 
| Coralville,
                IA Johnson Co. United States | Jones Blvd. / Spring Rose Cir. / Green Haven Blvd. (41.70355, -91.62132) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | |
| Iowa City,
                IA Johnson Co. United States | N Scott Blvd. / N 1st Ave. / Act Pl. (41.67701, -91.50122) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2022 | |
| Goose Creek,
                SC Berkeley Co. United States | Montague Plantation Rd. / Firethorn Dr. / Adler Dr. (33.02558, -80.00743) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2009-2010). | 
| Davenport,
                IA Scott Co. United States | 155th Ave. / Research Pkwy. (41.60405, -90.59808) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2022 | |
| Davenport,
                IA Scott Co. United States | Research Pkwy. / (parking) (east) (41.60394, -90.59950) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | |
| Davenport,
                IA Scott Co. United States | Research Pkwy. / (parking) (west) (41.60382, -90.60284) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6717 | Other (At-Grade) Single-Lane | 2022 | |
| Johns Island,
                SC Charleston Co. United States | Cane Slash Rd. / Wildts Battery Blvd. / Shadetree Blvd. (32.73327, -80.04379) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2018-2019). | 
| Bettendorf,
                IA Scott Co. United States | Middle Rd. / Competition Dr. (41.59159, -90.45915) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | Year Completed estimated (2023-2025). | 
| Marion,
                IL Williamson Co. United States | SR 37 (S Court St.) / Wildcat Dr. (37.71570, -88.93259) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2025 | https://www.wsiltv.com/news/illinois/new-roundabout-opens-in-marion-aims-to-improve-traffic-flow/article_e5f55514-45cd-4340-94f6-566d89fdf4c2.html | 
| Millbury,
                MA Worcester Co. United States | Greenwood St. / McCracken Rd. (42.20395, -71.78713) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2025 | |
| Hudson,
                MA Middlesex Co. United States | Highland Commons E / (parking) (42.39465, -71.59473) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2010 | |
| Berlin,
                MA Worcester Co. United States | Highland Commons W / (parking) (42.39291, -71.59613) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2013 | |
| Berlin,
                MA Worcester Co. United States | Highland Common W / (parking) (42.39423, -71.59916) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2013 | |
| Burlington,
                MA Middlesex Co. United States | 3rd Ave. / 2nd Ave. (42.48742, -71.22479) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2010-2013). | 
| Wildwood,
                MO St. Louis Co. United States | CR CC (Wild Horse Creek Rd.) / SR 109 / Eatherton Rd. (38.64328, -90.67143) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2025 | https://www.facebook.com/gojoeg/videos/-good-news-wildwood-wild-horse-creek-road-west-of-route-109-is-now-open-and-ther/728911683430923/ | 
| Rehoboth,
                MA Bristol Co. United States | US 44 (Winthrop St.) / Rte 118 (Anawan St. / Bay State Rd.) (41.85467, -71.23881) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2024 | Year Completed estimated (2024-2025). | 
| Hilton Head Island,
                SC Beaufort Co. United States | Squire Pope Rd. / Gumtree Rd. / Bluewater Marina Dr. (32.23270, -80.74789) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2008-2009). No external curbs. | 
| Springfield,
                MO Greene Co. United States | S Lone Pine Ave. / E Galloway St. (37.14679, -93.23946) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2025 | Intersection was moved approximately 280 feet south. Railroad tracks near the intersection were removed. News article: https://www.ozarksfirst.com/news/new-roundabout-in-galloway-opens/ Images: https://www.facebook.com/groups/545630289548289/posts/1900650577379580/. | 
| Jackson,
                WI Washington Co. United States | STH 60 (Main St.) / Eagle Dr. (43.32370, -88.15001) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://villageofjacksonwi.gov/DocumentCenter/View/944/Update-24-04-17-Eagle-Dr-Closure-PDF | 
| Monticello,
                IN White Co. United States | US 421 (S Main St.) / Gordon Rd. / S Airport Rd. / City Park Loop (40.72998, -86.76170) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2025 | https://www.facebook.com/INDOTNorthwest/posts/-us-421state-road-39-in-monticellothe-roundabout-at-us-421state-road-39-and-gord/1125019212996395/ | 
| Nampa,
                ID Canyon Co. United States | E Locust Ln. / S Robinson Rd. (43.53215, -116.49353) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2025 | https://nampahighway1.com/project/robinson-locust-roundabout/ | 
| North Port,
                FL Sarasota Co. United States | US 41 (S Tamiami Trl.) / Wellen Park Blvd. (27.04947, -82.32793) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | https://westvillagesid.org/us41improvementproject/ | 
| Warwick,
                RI Kent Co. United States | Community College of Rhode Island Access Rd. / (parking) (41.71340, -71.48070) | Roundabout Existing | All-Way Yield Unknown | 1 Approaches 3 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2017 | |
| 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 | |
| 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 | |
| (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). | 
| 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 | 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 | 
| Greenwood,
                IN Johnson Co. United States | W Smith Valley Rd. / Woodman Blvd. (39.60621, -86.11711) | Roundabout Existing | All-Way Yield None | 3 Approaches 4 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2025 | https://www.greenwood.in.gov/topic/index.php?topicid=641&structureid=257 | 
| 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 | |
| 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 | 
| Daytona Beach,
                FL Volusia Co. United States | Seabreeze Circle (Seabreeze Bridge / Mason Ave. / Ballough Dr.) (29.22941, -81.02484) | Rotary Removed | All-Way Yield Unknown | 0 Approaches 0 Driveways 42.7326 | Other (At-Grade) Multilane (2 Lane, unspecified) | 1997 | Replaced with construction of new Seabreeze Bridge. Year Completed estimated (1995-1999). ICD estimated from Google Maps linework. | 
| Wall,
                NJ Monmouth Co. United States | NJ 35 / Atlantic Ave. (Brielle Circle) (40.13232, -74.06525) | Rotary Existing | Other Unknown | 4 Approaches 0 Driveways 129.6649 | Other (At-Grade) Single-Lane | Traffic circle conversion ICD estimated from Google Maps linework. | |
| Southampton,
                NJ Burlington Co. United States | US 206 / NJ 70 (Red Lion Circle) (39.88715, -74.74104) | Rotary Existing | Unknown Unknown | 4 Approaches 0 Driveways 136.5464 | Other (At-Grade) Single-Lane | Traffic circle conversion Functional Class: Arterial ICD estimated from Google Maps linework. | |
| Washington,
                DC N/A Co. United States | Sheridan Circle (Mass Ave. / 23rd St. / R St.) (38.91214, -77.05065) | Rotary Existing | Uncontrolled None | 0 Approaches 0 Driveways 69.6989 | Other (At-Grade) Multilane (2 Lane, unspecified) | Functional Class: Arterial ICD estimated from Google Maps linework. | |
| Washington,
                DC United States | Westmoreland Circle (Massachusetts Ave. NW / Dalecarlia Dr. / Western Ave. NW / Butterworth Pl. NW) (38.94892, -77.10097) | Rotary Existing | All-Way Yield None | 6 Approaches 0 Driveways 100.5840 | Other (At-Grade) Multilane (3+ Lane) | On boundary of DC and Maryland (Western Ave. is the boundary). | |
| Washington,
                DC United States | Chevy Chase Circle (Connecticut Ave. NW / Western Ave. NW / Chevy Chase Pkwy. NW / Grafton St.) (38.96761, -77.07716) | Rotary Existing | All-Way Yield None | 7 Approaches 0 Driveways 109.7280 | Other (At-Grade) Multilane (3+ Lane) | On boundary between DC and Maryland (Western Ave. is the boundary). Pedestrian access to central island. | |
| Washington,
                DC N/A Co. United States | Sherman Circle (Kansas Ave. / Illinois Ave. / Crittenden St.) (38.94733, -77.02190) | Rotary Existing | All-Way Stop None | 6 Approaches 0 Driveways 89.1704 | Other (At-Grade) Multilane (2 Lane, unspecified) | Functional Class: Arterial ICD estimated from Google Maps linework. | |
| Washington,
                DC N/A Co. United States | Grant Circle (New Hampshire Ave. / Illinois Ave. / Varnum St. / NW 5th St.) (38.94312, -77.01926) | Rotary Existing | All-Way Stop None | 8 Approaches 0 Driveways 120.7587 | Other (At-Grade) Multilane (2 Lane, unspecified) | Functional Class: Arterial ICD estimated from Google Maps linework. | |
| Madison,
                CT New Haven Co. United States | Rte. 80 / Rte. 79 (41.35976, -72.63807) | Rotary Existing | All-Way Yield None | 4 Approaches 0 Driveways 98.6077 | Other (At-Grade) Single-Lane | Old traffic circle converted to yield on entry. ICD estimated from Google Maps linework. | |
| Bisbee,
                AZ Cochise Co. United States | Bisbee Rd. / SR 80 / SR 92 (31.42830, -109.89230) | Rotary Existing | All-Way Yield None | 4 Approaches 0 Driveways 104.9686 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Fort Worth,
                TX Tarrant Co. United States | Benbrook Circle [US 377 / TX 183 / Camp Bowie Blvd.] (32.71704, -97.44314) | Rotary Existing | Other Unknown | 4 Approaches 2 Driveways 304.8000 | Other (At-Grade) Multilane (3+ Lane) | 1957 | Oval shape. ICD = 1000 ft x 650 ft. Circulating traffic yields to entering traffic on north leg. | 
| Phoenix,
                AZ Maricopa Co. United States | Aviano Way / (unknown) (33.68941, -111.99350) | Rotary Existing | All-Way Yield None | 0 Approaches 0 Driveways 79.4999 | Other (At-Grade) Single-Lane | Mini-roundabout. Completed 2005. ICD estimated from Google Maps linework. | |
| Tulsa,
                OK Tulsa Co. United States | E. Admiral Pl. / Mingo Rd. (36.16057, -95.86876) | Rotary Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 114.7468 | Other (At-Grade) Single-Lane | Functional Class: Arterial ICD estimated from Google Maps linework. | |
| Westfield,
                NJ Union Co. United States | NJ 28 / E. Broad St. (Westfield Circle) (40.64849, -74.35027) | Rotary Existing | Unknown Unknown | 3 Approaches 0 Driveways 42.5896 | Other (At-Grade) Multilane (2 Lane, unspecified) | Functional Class: Arterial ICD estimated from Google Maps linework. |