| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Whitestown,
                IN Boone Co. United States | Seabiscuit Rd. / Preakness St. (39.99047, -86.34176) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | No splitter islands. | 
| (unincorporated),
                TX Fort Bend Co. United States | Fulshear Lakes Way / Lou Waters Pkwy. (29.69822, -95.93432) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2024 | |
| (unincorporated),
                TX Fort Bend Co. United States | Brandt Rd. / Precinct Line Rd. (29.64342, -95.75787) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2024 | |
| Sandersville,
                GA Washington Co. United States | GA 88-GA 540 (Fall Line Freeway) / GA 24 (Ridge Rd.) (32.99365, -82.77140) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 57.9120 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2023 | |
| Gaston,
                SC Lexington Co. United States | Fish Hatchery Rd. / Busbee Rd. (33.87427, -81.11868) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2021 | Dotted edge line extensions across exits. http://info2.scdot.org/SCDOTPress/Lists/Posts/Post.aspx?ID=3188 | 
| Bordeaux,
                TN Davidson Co. United States | River Dr. / River Cliff Dr. / Hailey Ave. (36.19145, -86.83076) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Painted splitter islands on three legs; no splitter island on southeast leg. | |
| Edmonton,
                AB Division 11 Canada | Blatchford Rd. NW / (unknown) (53.57018, -113.51201) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.0000 | Other (At-Grade) Single-Lane | 2024 | |
| Edmonton,
                AB Division 11 Canada | Blatchford Rd. NW / Alpha Blvd. NW (53.56939, -113.51664) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.0000 | Other (At-Grade) Single-Lane | 2022 | |
| Nashville,
                TN Davidson Co. United States | Elmwood Ave. / 15th Ave. S (36.12668, -86.79157) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2018 | |
| East Providence,
                RI Providence Co. United States | Henderson Expwy. / Massasoit Ave. (41.82850, -71.37217) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2024 | https://turnto10.com/news/local/gallery/new-henderson-bridge-east-side-providence-massasoit-avenue-driver-confusion-bike-lane-pedestrian-path-rhode-island-department-of-transportation?photo=2 | 
| Poughkeepsie,
                NY Dutchess Co. United States | Smith St. / Salt Point Turnpike / Creek Rd. (41.71336, -73.90808) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2017 | Previously this was a triangular set of three intersections each controlled by one or two stop signs. | 
| Spanish Lake,
                MO St. Louis Co. United States | Dunn Rd. / I-270 WB Ramps (38.77088, -90.22381) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2020 | Left-turn-only lane on east leg. Little deflection westbound. | 
| Hazelwood,
                MO St. Louis Co. United States | Dunn Rd. / Sieloff Dr. / I-270 WB Entrance Ramp (38.77626, -90.33959) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2023 | Left-turn-only lane on east leg. Little deflection westbound. | 
| Pasadena,
                FL Pinellas Co. United States | Villa Grande Ave. S / Park St. S (27.76471, -82.73855) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | 2008 | Oval shaped. ICD = 75 ft x 65 ft. Painted splitter islands on northwest, southwest, and southeast legs. Constructed temporary around 2007-2008, permanent 2008-2010. | 
| Santa Barbara,
                CA Santa Barbara Co. United States | Olive Mill Rd. / Coast Village Rd. / N Jameson Ln. / US 101 Ramps (34.42156, -119.63993) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 46.3296 | Freeway Ramps (Grade-Separated) Single-Lane | 2024 | Opened May 2024. https://www.youtube.com/watch?v=QKQzLS7q3iw | 
| Montecito,
                CA Santa Barbara Co. United States | San Ysidro Rd. / N Jameson Ln. / US 101 NB Ramps (34.42287, -119.63152) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 53.6445 | Freeway Ramps (Grade-Separated) Single-Lane | 2024 | This is an unique kidney shaped single-lane roundabout (approx. varying ICD 176' x 116'). Opened May 2024. https://www.youtube.com/watch?v=QKQzLS7q3iw | 
| Draper,
                UT Salt Lake Co. United States | 1300 E / Pioneer Rd. (40.52518, -111.85340) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.2210 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2001 | ICD estimated from Google Maps linework. Constructed as single-lane in 2001. Updated to 2x1 in 2023. https://www.draperjournal.com/2023/09/07/464782/roundabout-reopens-early-with-revised-traffic-pattern | 
| Alexandria,
                MN Douglas Co. United States | CR 82 (Viking Trl.) / CR 45 SW / Karl Dr. (45.89291, -95.40409) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.echopress.com/news/roundabout-at-intersection-of-county-road-45-and-82-on-pace-to-open-by-fair-time | 
| Alexandria,
                MN Douglas Co. United States | STH 27 / I-94 EB Ramps (45.86026, -95.43178) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2023 | https://www.dot.state.mn.us/d4/projects/i94interchange/index.html | 
| Alexandria,
                MN Douglas Co. United States | STH 27 / I-94 WB Ramps / CR 46 (34th Ave. W) / CR 45 (45.86033, -95.42543) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2023 | https://www.dot.state.mn.us/d4/projects/i94interchange/index.html | 
| Charlottetown,
                PE Queens Canada | Brackley Point Rd. / Oak Dr. (46.26962, -63.12694) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 20.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2016 | https://www.saltwire.com/prince-edward-island/news/local/reviews-good-for-new-brackley-point-roadoak-drive-mini-roundabout-102371/ | 
| Saint-Sauveur-des-Monts,
                QC Les Pays-d'en-Haut Regional County Municipality Canada | Avenue Saint-Denis / Chemin du Mont Saint-Sauveur (45.88627, -74.14848) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Year Completed estimated (2019-2024). | 
| Winter Haven,
                FL Polk Co. United States | Old Lake Wales Rd. / Old Bartow-Lake Wales Rd. / CR 653 / Baxter Blvd. (27.92374, -81.66866) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2023 | https://winterhavendaily.com/2023/04/04/newly-constructed-single-lane-roundabout-at-intersection-of-cr-653-now-open/ | 
| Oakland,
                FL Orange Co. United States | SR 438 / W Oakland Ave. / W Orange Trl. / JW Jones Rd. (28.54757, -81.65162) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2023 | Roundabout shifted approximately 250 feet north of previous stop-controlled intersection. | 
| (unincorporated),
                FL Pinellas Co. United States | Carillon Pkwy. / Tower Pl. / (parking) (27.89215, -82.66275) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | Oval shaped. ICDs of 100 ft and 85 ft with outer dimensions 150 ft x 90 ft. No splitter island on east leg. | 
| Avon,
                IN Hendricks Co. United States | Satori Pkwy. / Dr Charles Nelson Dr. / (parking) (39.76453, -86.36925) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2010 | |
| Amherst,
                MA Hampshire Co. United States | Rte 116 (West St.) / Pomeroy Ln. / W Pomeroy Ln. (42.34000, -72.52016) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2023 | https://www.gazettenet.com/Amherst-road-projects-starting-Monday-50879230 | 
| Anacortes,
                WA Skagit Co. United States | R Ave. / 30th St. (48.49794, -122.60960) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2024 | Elliptical shaped. ICD = 130 ft x 120 ft. Major street (R Ave.) reduced from two lanes in each direction to one lane in each direction at roundabout (road diet). https://www.anacorteswa.gov/1359/R-Avenue-Long-Term-Improvements---Phases | 
| Annandale,
                MN Wright Co. United States | STH 24 / Hemlock St. E / (parking) (45.26826, -94.11258) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2023 | Elliptical shaped. ICD = 115 ft x 110 ft. https://www.annandaleadvocate.com/news/36510/roundabout-nears-completion | 
| Antigonish,
                NS Antigonish Canada | Hwy. 4 (Old Hwy. 104) / Hwy. 7 (45.61419, -61.99859) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.0000 | Other (At-Grade) Single-Lane | 2024 | Year Completed estimated (2023-2024). | 
| Cedar Rapids,
                IA Linn Co. United States | 6th St. SW / Commerce Park Dr. / (parking) (41.88168, -91.67595) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 53.3400 | Other (At-Grade) Single-Lane | 2023 | Year Completed estimated (2022-2023). | 
| Cedar Rapids,
                IA Linn Co. United States | 12th Ave. SE / 2nd St. SE (41.96957, -91.65931) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | |
| Colorado Springs,
                CO El Paso Co. United States | Tutt Blvd. / Greenway Pl. / (parking) (38.88292, -104.71469) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2023 | Year Completed estimated (2022-2023). | 
| Dieppe,
                NB Westmorland Canada | Rue des Élèves / Belle-Forêt St. / Dieppe Blvd. (46.07055, -64.69125) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2018 | https://www.dieppe.ca/en/nouvelles/travaux-routiers-boulevard-dieppe-et-rue-bellefort.aspx | 
| Glenview,
                IL Cook Co. United States | Patriot Blvd. / (parking) (42.10673, -87.82186) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | Add-lane right-turn bypass lane on north leg. https://www.glenview.il.us/index.php?section=newsroom&prrid=5 | 
| Green,
                OH Summit Co. United States | Massillon Rd. / Thorn Dr. / Corporate Woods Cir. (40.96083, -81.46530) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2023 | https://www.cityofgreen.org/CivicAlerts.aspx?AID=383&ARC=713 | 
| Kaukauna,
                WI Outagamie Co. United States | CR JJ / N Freedom Rd (CR N) (44.31559, -88.31282) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2024 | Year Completed estimated (2023-2024). | 
| Loveland,
                CO Larimer Co. United States | E CR 16 / I-25 SB Ramps / CR 5 (I-25 Frontage Road) (40.36357, -104.98666) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2023 | https://www.codot.gov/news/2023/april/90-day-temporary-closures-lcr16-at-i25-starting-april-12 | 
| Mount Pleasant,
                PA Westmoreland Co. United States | SR 819 / SR 981 (40.16665, -79.54360) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 53.3400 | Other (At-Grade) Single-Lane | 2023 | https://www.penndot.pa.gov/RegionalOffices/district-12/pages/details.aspx?newsid=2355 | 
| Mount Pleasant,
                PA Westmoreland Co. United States | SR 981 / Hecla Rd. / State St. (40.17769, -79.52978) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://mthbg-laurelvalley.azurewebsites.net/section-1/section-1-project-area-photos.php | 
| Neenah,
                WI Winnebago Co. United States | CR JJ (Winneconne Ave.) / Pendleton Rd. / CR CB (44.17142, -88.50521) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2022 | Yield-controlled right-turn bypass lane on east leg. https://www.postcrescent.com/story/news/local/2022/05/20/neenah-roundabout-construction-start-june-september-winnebago-county-cb-jj/9794939002/ | 
| Niagara-on-the-Lake,
                ON Niagara Canada | York Rd. (Regional Road 81) / Glendale Ave. (Regional Road 89) (43.16034, -79.16236) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.0000 | Other (At-Grade) Single-Lane | 2023 | Add-lane right-turn bypass lanes on west and south legs. https://www.insauga.com/construction-finally-finished-on-niagara-on-the-lakes-diverging-diamond-interchange/ | 
| Sherbrooke,
                QC Sherbrooke Canada | Rue Terrill / Rue des Grandes-Fourches N (45.40783, -71.89476) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 60.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2023 | Previous control type was a grade-separated interchange. https://www.sherbrookerecord.com/new-grandes-fourches-bridge-opens-in-sherbrooke/ | 
| Truth Or Consequences,
                NM Sierra Co. United States | Business Loop I-25 (N Date St.) / SR 181 (33.15358, -107.24679) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.youtube.com/watch?v=Nfyt2hSlyv0 This is the third roundabout in that video; it starts coming into view about half way through. Southwest leg is stubbed. | 
| Wapato,
                WA Yakima Co. United States | US 97 / Jones Rd. (46.46253, -120.43516) | Roundabout Existing | All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2023 | At-grade rail crossing approximately 130 feet east of roundabout. https://www.applevalleynewsnow.com/news/wsdot-new-roundabout-planned-for-dangerous-intersection-on-us-97-near-wapato/article_fbf84076-1f7c-11ee-87aa-2f9e824fe38f.html | 
| Waxhaw,
                NC Union Co. United States | New Town Rd. / Ennis Rd. / Broomes Old Mill Rd. (34.99057, -80.75632) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-Lane | 2023 | Oval shaped. ICD = 150 ft x 90 ft. https://www.thesnaponline.com/2023/04/25/regional-union-county-intersection-to-close-may-1/ | 
| Woodstock,
                GA Cherokee Co. United States | Towne Lake Pkwy. / Mill St. (34.10213, -84.52395) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2022 | Yield-controlled right-turn bypass lane on west leg. North leg stubbed. https://www.facebook.com/photo.php?fbid=501469782009822&id=100064404141252&set=a.223252569831546 | 
| Woodstock Township,
                MI Lenawee Co. United States | US 127 / US 223 (42.03792, -84.34974) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2023 | Right-turn-only lane on northwest leg. https://www.michigan.gov/mdot/news-outreach/pressreleases/2023/04/06/roundabout-and-resurfacing-project-in-lenawee-county-begins-monday | 
| (unincorporated),
                VA Franklin Co. United States | Brooks MIll Rd. / Burnt Chimney Rd. (37.08298, -79.75024) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2023 | https://smithmountainlake.com/news/local/roundabout-nears-completion-in-wirtz/article_9b2f9388-6aa1-11ed-b7ac-97a4072aa749.html | 
| Blaine,
                MN Anoka Co. United States | 99th Ave. NE / Baltimore St. NE (45.14987, -93.23354) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2023 | Add-lane right-turn bypass lane on north leg. https://www.youtube.com/watch?v=HgVsQEb1_00 | 
| Maple Valley,
                WA King Co. United States | Witte Rd. SE / SE 254th Pl. (47.37383, -122.04867) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2024 | https://www.maplevalleywa.gov/departments-services/public-works/capital-improvement-projects/current-transportation-improvement-projects/t-28b-ph-3-south-witte-road-se-roundabout-improvements | 
| Nashville,
                TN Davidson Co. United States | Pettus Rd. / Blue Hole Rd. (36.02828, -86.67269) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.nashville.gov/departments/transportation/projects/capital-projects/blue-hole-roundabout | 
| St Michael,
                MN Wright Co. United States | Frankfort Pkwy. NE / Maciver Ave. NE (45.21727, -93.64424) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.9080 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | |
| Traverse City,
                MI Grand Traverse Co. United States | Potter Rd. W / Garfield Rd. N (44.68621, -85.58211) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.record-eagle.com/news/local_news/garfield-potter-roundabout-to-open-early/article_cb929e8a-28fa-11ef-8e2e-9354ed76a563.html | 
| View Royal,
                BC Capital Canada | Six Mile Rd. / Atkins Rd. (48.45846, -123.46432) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2024 | https://www.viewroyal.ca/EN/meta/new/2024-latest-news/new-roundabout-in-view-royal-is-complete.html?media=mobile | 
| Wickenburg,
                AZ Yavapai Co. United States | US 93 / N Vulture Mine Rd. (34.00310, -112.77158) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | https://azdot.gov/projects/northwest-district-projects/us-93-tegner-street-wickenburg-ranch-way | 
| Lexington,
                SC Lexington Co. United States | Dooley Rd. / Cedar Rd. (33.97656, -81.19238) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2024 | http://info2.scdot.org/SCDOTPress/Lists/Posts/Post.aspx?ID=3608 | 
| Wickenburg,
                AZ Yavapai Co. United States | US 93 / S Scenic Loop Rd. (34.01192, -112.78985) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | https://azdot.gov/projects/northwest-district-projects/us-93-tegner-street-wickenburg-ranch-way | 
| Scottsdale,
                AZ Maricopa Co. United States | E Redfield Rd. / N 76th Pl. (33.61394, -111.91611) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.1000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Left-turn-only lane on west leg. https://ww2.scottsdaleaz.gov/construction/project-list/raintree | 
| Scottsdale,
                AZ Maricopa Co. United States | N Hayden Rd. / E Raintree Dr. (33.61963, -111.90776) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 56.3880 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2023 | Year Completed estimated (2023-2024). https://ww2.scottsdaleaz.gov/construction/project-list/raintree | 
| Durango,
                CO La Plata Co. United States | Wilson Gulch Dr. / US 160 Ramps (37.22979, -107.83946) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 67.0560 | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | 2012 | Year Completed estimated (2011-2014). North leg added 2015-2017. https://www.codot.gov/projects/archived-project-sites/us-160-wilson-gulch-road-extension | 
| Rocky Mount,
                NC Nash Co. United States | SR 48 (Goldrock Rd.) / Greyson Rd. / Cunningham Dr. (36.00033, -77.80605) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | https://www.instagram.com/msallthat95/reel/C6W--Pbg_8x/ | 
| Winchester,
                VA Frederick Co. United States | Papermill Rd. / David Dr. (39.13019, -78.16537) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2017-2020). | 
| Durango,
                CO La Plata Co. United States | US 550 / US 160 EB Entrance Ramp (37.22666, -107.83949) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Unknown | 2024 | https://www.facebook.com/coloradodot/videos/grandview-interchange-us-550-us-160-durango-on-monday-715-many-motorists-travele/853241030015092/ | 
| Durango,
                CO La Plata Co. United States | US 550 / US 160 WB Ramps / US 160 EB Exit Ramp / Wilson Gulch Dr. (37.22978, -107.83943) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 64.0080 | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | 2014 | Year Completed estimated (2011-2014). North leg added 2014-2017. US 550 added in 2024, although that uses the same leg as US 160 EB. https://www.durangoherald.com/articles/u-s-highway-550-connection-finally-opens-in-durango/ | 
| Sarnia,
                ON Lambton Canada | Rapids Pkwy. / Quinn Dr. (42.98639, -82.35855) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.theobserver.ca/news/local-news/new-sarnia-roundabout-could-open-soon | 
| Madison,
                WI Dane Co. United States | Watts Rd. / Sugar Maple Ln. (43.05246, -89.56296) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2019 | |
| Madison,
                WI Dane Co. United States | Sugar Maple Ln. / Meandering Way (43.05767, -89.56315) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2015 | |
| Madison,
                WI Dane Co. United States | Tawny Elm Pkwy. / White Fox Ln. (43.07015, -89.56678) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2020 | |
| Waunakee,
                WI Dane Co. United States | STH 113 / Arboretum Dr. / Bong Rd. (43.17746, -89.41174) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2023 | |
| Baraboo,
                WI Sauk Co. United States | US 12 Business (South Blvd.) / Lynn St. / (parking) (43.46564, -89.74505) | Roundabout Existing | All-Way Yield None | 3 Approaches 2 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2017 | |
| Wisconsin Dells,
                WI Sauk Co. United States | US 12 (Wisconsin Fells Pkwy.) / Fitzgerald Rd. / CR A (43.63331, -89.79087) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2020 | |
| Wisconsin Dells,
                WI Columbia Co. United States | La Crosse St. / Superior St. / (parking) (43.62545, -89.77531) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 1 Driveways 33.5280 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2019 | Elliptical shaped. ICD = 110 ft x 100 ft. | 
| Smelser,
                WI Grant Co. United States | STH 80 / STH 81 / Patch Rd. (42.66746, -90.43566) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2023 | |
| Lancaster,
                WI Grant Co. United States | US 61-STH 35 / STH 81 (42.81577, -90.68369) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2023 | |
| Viroqua,
                WI Vernon Co. United States | US 14-US 61 / STH 27-STH 82 / CR T (43.52202, -90.86531) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2023 | Elliptical shaped. ICD = 170 ft x 155 ft. | 
| Farmington,
                CT Capitol United States | Main Rd. (UConn Health Blvd.) / Dowling Way / Discovery Dr. (41.73355, -72.79357) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2014 | Year Completed estimated (2013-2014). | 
| Farmington,
                CT Capitol United States | Dowling Way / (parking) (41.73355, -72.79165) | Other Existing | One-Way/Two-Way Stop None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | Pedestrian crossing within circulatory roadway. | |
| Green Oak Township,
                MI Livingston Co. United States | Silver Lake Rd. / US 23 NB Ramps / Fieldcrest Dr. (42.46717, -83.75473) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2024 | Combined a previous all-way stop and two-way stop into one roundabout. https://www.facebook.com/GreenOakPolice/videos/as-a-follow-up-to-our-previous-post-about-using-the-fieldcrest-roundabout-check-/988342009671510/ | 
| Manassas,
                VA Manassas City United States | Grant Ave. / Byrd Dr. / Bartow St. (38.74491, -77.47362) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | Elliptical shaped. https://www.potomaclocal.com/2024/07/02/new-roundabout-opens-on-grant-avenue-as-part-of-road-diet/ | 
| McDonough,
                GA Henry Co. United States | Willow Ln. / Bridges Rd. (33.44394, -84.18782) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Painted splitter islands. https://www.facebook.com/HenryCountyBOC/posts/the-willow-bridges-roundabout-is-expected-to-be-opened-to-traffic-by-5-pm-on-wed/833216152173087/ | 
| Ashland,
                KY Boyd Co. United States | Winchester Ave. (US 23 Business) / 18th St. (38.47750, -82.63733) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. https://visitaky.com/winchester | 
| Ashland,
                KY Boyd Co. United States | Winchester Ave. (US 23 Business) / 17th St. (38.47804, -82.63838) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. https://visitaky.com/winchester | 
| Ashland,
                KY Boyd Co. United States | Winchester Ave. (US 23 Business) / 15th St. (38.47922, -82.64073) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. https://visitaky.com/winchester | 
| Ashland,
                KY Boyd Co. United States | Winchester Ave. (US 23 Business) / 16th St. (38.47860, -82.63954) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. South leg is a one-way exit. https://visitaky.com/winchester | 
| Ashland,
                KY Boyd Co. United States | Winchester Ave. (US 23 Business) / 14th St. (38.47980, -82.64184) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | One of five mini-roundabouts in series. Road diet from five lanes to two lanes. https://visitaky.com/winchester | 
| De Pere,
                WI Brown Co. United States | CR G (Dickinson Rd.) / Scray Hills Rd. / Bower Creek Rd. (44.42502, -87.99870) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2021 | Elliptical shaped. ICD = 150 ft x 125 ft. | 
| Kimberly,
                WI Outagamie Co. United States | E Papermill Run / Red Cedar Pkwy. / (parking) (44.27668, -88.33172) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2018 | https://wisdot.maps.arcgis.com/apps/webappviewer/index.html?id=106c80b1ec5f42a5a8808e6acad23067 | 
| Menasha,
                WI Calumet Co. United States | Kernan Ave. / Gosling Way (44.21389, -88.38276) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2004 | |
| Menasha,
                WI Calumet Co. United States | Kernan Ave. / Woodland Hills Dr. (44.21582, -88.38463) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2004 | |
| Fond du Lac,
                WI Fond Du Lac Co. United States | S Military Rd. / W 9th St. (43.76954, -88.45704) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2022 | |
| Naples,
                FL Collier Co. United States | 3rd Ave. S / 10th St. S (26.14422, -81.79367) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.9080 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2017-2018). | 
| Naples,
                FL Collier Co. United States | 3rd Ave. S / 8th St. S (26.14391, -81.79648) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.9080 | Other (At-Grade) Single-Lane | 2020 | Year Completed estimated (2019-2020). | 
| Theresa,
                WI Dodge Co. United States | STH 67-STH 175 / STH 28 / CR TW (43.53623, -88.44702) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2022 | External truck aprons on north, east, and south legs. | 
| Racine,
                WI Racine Co. United States | Valley Dr. / 13th St. / Bluefields Dr. (42.71663, -87.80302) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 64.0080 | Other (At-Grade) Single-Lane | 2007 | Elliptical shaped. ICD = 210 ft x 140 ft. Replaced triangular intersection. | 
| Mount Pleasant,
                WI Racine Co. United States | 16th St. / Emmertsen Rd. (42.71282, -87.85553) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2019 | |
| Somers,
                WI Kenosha Co. United States | Brumback Blvd. / 35th St. (42.60655, -87.88130) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2009 | |
| Kenosha,
                WI Kenosha Co. United States | 144th Ave. / 72nd St. (42.56879, -87.98186) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2005 | https://wisdot.maps.arcgis.com/apps/webappviewer/index.html?id=106c80b1ec5f42a5a8808e6acad23067 | 
| Fitchburg,
                WI Dane Co. United States | Greenway Cross / Bryant Rd. (43.03128, -89.41081) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 24.3840 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2021 | |
| Madison,
                WI Dane Co. United States | Mansion Hill Ave. / Mica Rd. (43.03659, -89.53019) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2021 |