| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Viviers-du-Lac,
                Auvergne-Rhône-Alpes Savoie France | D1201 (Les Rives du Lac) / D50 / Chemin du Port (45.65105, 5.89320) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Voglans,
                Auvergne-Rhône-Alpes Savoie France | D1201 (Route d'Aix) / D17 / Route de l'Aéroport (45.63766, 5.89217) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Voglans,
                Auvergne-Rhône-Alpes Savoie France | D1504 / D1201 Ramps (45.61639, 5.88404) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 96.0000 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Chambéry,
                Auvergne-Rhône-Alpes Savoie France | Avenue de Villarcher / Rue des Marais (45.61489, 5.88752) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Chambéry,
                Auvergne-Rhône-Alpes Savoie France | Avenue de Villarcher / Rue des Marais (45.61268, 5.88781) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Chambéry,
                Auvergne-Rhône-Alpes Savoie France | Rue de Belle Eau / Avenue de Villarcher (45.61041, 5.88918) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 28.0000 | Other (At-Grade) Single-Lane | ||
| Waynesville,
                MO Pulaski Co. United States | Historic Route 66 / Hwy T (37.81205, -92.23491) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2018). | 
| Bonne Terre,
                MO St. Francois Co. United States | Old Orchard Rd. / Raider Rd. / US 67 SB Ramps (37.91037, -90.53216) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Freeway Ramps (Grade-Separated) Single-Lane | 2008 | Elliptical shaped. ICD = 155 ft x 145 ft. Year Completed estimated (2007-2009). | 
| Bonne Terre,
                MO St. Francois Co. United States | Old Orchard Rd. / US 67 NB Ramps (37.91294, -90.53029) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 53.3400 | Freeway Ramps (Grade-Separated) Single-Lane | 2008 | Year Completed estimated (2007-2009). | 
| Lino Lakes,
                MN Anoka Co. United States | Birch St. / Tomahawk Trl. (45.14236, -93.11531) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2021 | Completed October 2021. | 
| Lino Lakes,
                MN Anoka Co. United States | Birch St. / Shadow Lake Dr. (45.14228, -93.10960) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2021 | Completed October 2021. | 
| Afton,
                VA Albemarle Co. United States | US 250 (Rockfish Gap Turnpike) / SR 151 (Critzers Shop Rd.) (38.02982, -78.80684) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.blueridgelife.com/2022/11/17/250-151-roundabout-is-active-so-far-so-good-but-its-early/ | 
| Kansas City,
                MO Clay Co. United States | N Shoal Creek Pkwy. / Maplewoods Pkwy. (39.28995, -94.55702) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2021 | Merging right-turn bypass lane lane on west leg. https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 | 
| Kansas City,
                MO Clay Co. United States | N Maplewoods Pkwy. / NE 106th St. / NE Staley Ferris Dr. (39.28508, -94.55712) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2021 | Peanut shaped. Replaced two offset T-intersections. https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 | 
| Kansas City,
                MO Clay Co. United States | N Maplewoods Pkwy. / New Mark Dr. / NE 100th St. (39.27475, -94.55715) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2021 | https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 | 
| Kansas City,
                MO Clay Co. United States | N Maplewoods Pkwy. / NE 96th St. (39.26747, -94.55716) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | East leg stubbed. https://www.kcmo.gov/Home/Components/FacilityDirectory/FacilityDirectory/139/360?npage=2 | 
| Kansas City,
                MO Platte Co. United States | Line Creek Pkwy. / Tiffany Springs Rd. (39.25957, -94.61010) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | |
| Kansas City,
                MO Clay Co. United States | N Booth Ave. / NE Shoal Creek Valley Dr. / Commercial Dr. (39.24626, -94.47674) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2020 | Yield-controlled right-turn bypass lane on west leg. Year Completed estimated (2020-20210. | 
| Kansas City,
                MO Clay Co. United States | NE Shoal Creek Valley Dr. / (unknown) (39.24673, -94.47459) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2020 | |
| Sedalia,
                MO Pettis Co. United States | Rte Y (W 16th St.) / Winchester Dr. (38.69957, -93.27763) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2011 | Year Completed estimated (2010-2012). | 
| Folsom,
                CA Sacramento Co. United States | Grand Prairie Rd. / Rustic Ridge Dr. (38.63617, -121.09165) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2018-2019). | 
| Folsom,
                CA Sacramento Co. United States | Grand Prairie Rd. / Rustic Ridge Dr. / Alder Creek Pkwy (38.64059, -121.09212) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2018-2019). | 
| (unincorporated),
                OH Delaware Co. United States | Eagles Landing Dr. / Liberty Grand Blvd. (40.20685, -83.10250) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2020 | Year Completed estimated (2019-2021). | 
| Delaware,
                OH Delaware Co. United States | SR 521 / Byxbe Pkwy. (40.30186, -83.02598) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | https://engineer.co.delaware.oh.us/image_slider/byxbe-campus-project-2022/ | 
| Avila Beach,
                CA San Luis Obispo Co. United States | Avila Beach Dr. / Palisades Rd. / US 101 SB Ramps (35.17977, -120.70042) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.1960 | Freeway Ramps (Grade-Separated) Single-Lane | Anticipated opening in fall of 2024. | |
| 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 | 
| San Juan Bautista,
                CA San Benito Co. United States | SR 156 (San Juan Hollister Rd.) / Bixby Rd. (36.84096, -121.49042) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 68.2749 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | ICD 224 ft x 211 ft. Anticipated opening year in 2025. | |
| Castroville,
                CA Monterey Co. United States | (unknown) / SR 156 EB Ramps (36.76908, -121.73823) | Roundabout Unknown | All-Way Yield Unknown | 3 Approaches 0 Driveways 41.7573 | Freeway Ramps (Grade-Separated) Single-Lane | Anticipated opening year 2025. Future 3rd leg is planned to connect to BlackieRd. | |
| Castroville,
                CA Monterey Co. United States | (unknown) / SR 156 WB Ramps (36.77058, -121.73771) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 53.3400 | Freeway Ramps (Grade-Separated) Single-Lane | Anticipated opening year 2025. | |
| Castroville,
                CA Monterey Co. United States | Castroville Blvd. / (unknown) (36.77419, -121.74051) | Roundabout Unknown | All-Way Yield Unknown | 3 Approaches 0 Driveways 49.3776 | Other (At-Grade) Single-Lane | Anticipated opening year 2025. | |
| Fisherman Flats,
                CA Monterey Co. United States | SR 68 / Josselyn Canyon Rd. (36.58359, -121.85655) | Roundabout Unknown | All-Way Yield Unknown | 3 Approaches 0 Driveways 46.7868 | Other (At-Grade) Single-Lane | Anticipated opening year 2029. | |
| Monterey,
                CA Monterey Co. United States | SR 68 / Olmsted Rd. (36.58399, -121.84976) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 46.6344 | Other (At-Grade) Single-Lane | Anticipated opening year 2029. | |
| Del Rey Oaks,
                CA Monterey Co. United States | SR 68 / Canyon del Rey Blvd. / Monterra Rd. (36.58090, -121.82797) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 52.5780 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | Anticipated opening year 2029. | |
| Monterey,
                CA Monterey Co. United States | SR 68 / York Rd. (36.57156, -121.80839) | Roundabout Unknown | All-Way Yield Unknown | 3 Approaches 0 Driveways 46.7868 | Other (At-Grade) Single-Lane | Anticipated opening year 2029. | |
| Salinas,
                CA Monterey Co. United States | SR 68 ./ Pasadera Dr. / Boots Rd. (36.56766, -121.77857) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 46.9087 | Other (At-Grade) Single-Lane | Anticipated opening year 2029. | |
| Salinas,
                CA Monterey Co. United States | SR 68 / Laureles Grade Rd. (36.56964, -121.75566) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 46.5427 | Other (At-Grade) Single-Lane | Future 4th leg connects to Laguna Seca Entrance. Anticipated opening year 2029. | |
| Salinas,
                CA Monterey Co. United States | SR 68 / Corral de Tierra Rd. / Cypress Church Dr. (36.57854, -121.72709) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 46.1772 | Other (At-Grade) Single-Lane | Oval shaped. ICD = 151.5 ft x 141.5 ft. Anticipated opening year 2029. | |
| Salinas,
                CA Monterey Co. United States | SR 68 / San Benancio Rd. (36.57977, -121.72073) | Roundabout Unknown | All-Way Yield Unknown | 3 Approaches 0 Driveways 45.2323 | Other (At-Grade) Single-Lane | Anticipated opening year 2029. | |
| Templeton,
                CA San Luis Obispo Co. United States | N Main St. / US 101 NB Ramps (35.56543, -120.70151) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 56.0829 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | Oval shaped. ICD = 184 ft x 157 ft. Anticipated opening year 2030. | |
| Templeton,
                CA San Luis Obispo Co. United States | N Main St. / US 101 SB Ramps / Theatre Dr. (35.56644, -120.70261) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 43.8909 | Freeway Ramps (Grade-Separated) Single-Lane | Anticipated opening year 2030. | |
| Morro Bay,
                CA San Luis Obispo Co. United States | Atascadero Rd. / US 101 NB Ramps / Main St. (35.38023, -120.85489) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.7680 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | Oval shaped. ICD = 160 ft x 130 ft. Anticipated opening year 2026. | |
| New Haven,
                CT New Haven Co. United States | Chapel St. / Yale Ave. (41.31448, -72.95891) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | Peanut shaped. Replaces skewed intersection. https://www.fox61.com/video/news/local/new-haven-county/new-haven/first-of-its-kind-peanut-shaped-roundabout-opens-in-new-haven/520-3db77500-495f-4ae7-a441-ed85863cd327 | 
| Raymore,
                MO Cass Co. United States | MO 58 / Ward Rd. (38.80255, -94.40147) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.raymore.com/Home/Components/News/News/2466/ | 
| Raymore,
                MO Cass Co. United States | S Madison St. / (park access) (38.78857, -94.45769) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2009-2010). | 
| Spruce Grove,
                AB Division 11 Canada | Pioneer Rd. / Grove Dr. (53.55573, -113.86097) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2017 | |
| Spruce Grove,
                AB Division 11 Canada | Grove Dr. W / Copperhaven Dr. / Harvest Ridge Dr. (53.55575, -113.95196) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.0000 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2016-2020). | 
| Spruce Grove,
                AB Division 11 Canada | Grove Dr. W / (unknown) (53.55467, -113.95664) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.0000 | Other (At-Grade) Single-Lane | 2020 | Year Completed estimated (2016-2020). | 
| Spruce Grove,
                AB Division 11 Canada | Pioneer Rd. (Range Road 271) / Fenwyck Blvd. (53.55121, -113.86090) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.0000 | Other (At-Grade) Single-Lane | 2020 | Year Completed estimated (2017-2020). | 
| Spruce Grove,
                AB Division 11 Canada | Pioneer Rd (Range Road 271) / (unknown) (53.54856, -113.86090) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.0000 | Other (At-Grade) Single-Lane | 2020 | Year Completed estimated (2017-2020). | 
| Edmonton,
                AB Division 11 Canada | 92nd Ave. NW / 218th St. NW (53.52741, -113.69339) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2017 | Year Completed estimated (2017-2020). | 
| Edmonton,
                AB Division 11 Canada | 92nd Ave. NW / Secord Blvd. NW (53.52657, -113.70582) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.0000 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2020). | 
| Edmonton,
                AB Division 11 Canada | 92nd Ave. NW / (unknown) (53.52650, -113.70143) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2017 | Year Completed estimated (2017-2019). | 
| Edmonton,
                AB Division 11 Canada | Glastonbury Blvd. NW / Granville Dr. NW (53.50464, -113.68570) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0000 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2017-2020). | 
| Edmonton,
                AB Division 11 Canada | Terwillegar Blvd. NW / Towne Centre Blvd. (53.44467, -113.57784) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.0000 | Other (At-Grade) Single-Lane | 2004 | Year Completed estimated (2000-2004). | 
| Langford,
                BC Capital Canada | Millstream Rd. / Bear Mountain Pkwy. (48.47140, -123.50526) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | |
| Everett,
                WA Snohomish Co. United States | Riverfront Blvd. / 29th Ave. SE / 44th St. SE (47.95950, -122.19112) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | 2020 | |
| Arlington,
                WA Snohomish Co. United States | 236th St. NE / 19th Ave. NE (48.20959, -122.20491) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2021 | https://www.236safetyimprovements.org/project-updates | 
| St.-Étienne,
                Auvergne-Rhône-Alpes Loire France | Place Paul-Louis Courier (45.40953, 4.38702) | Other Existing | Unknown Unknown | 7 Approaches 0 Driveways | Other (At-Grade) Unknown | Trams through central island. | |
| La Ricamarie,
                Auvergne-Rhône-Alpes Loire France | Giratoire du Montcel: D3088 / Rue Jean Moulin (45.41269, 4.37259) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 45.0000 | Other (At-Grade) Single-Lane | ||
| La Ricamarie,
                Auvergne-Rhône-Alpes Loire France | Rue Jean Moulin / D201 SB Ramps (45.41473, 4.37340) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 45.0000 | Freeway Ramps (Grade-Separated) Single-Lane | ||
| La Ricamarie,
                Auvergne-Rhône-Alpes Loire France | D3088 / Rue des Cytises (45.40995, 4.36446) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.0000 | Other (At-Grade) Single-Lane | ||
| La Ricamarie,
                Auvergne-Rhône-Alpes Loire France | Giratoire Saint-Pierre: D3088 / Rue Jean-Pierre Blachier (45.40503, 4.35636) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 58.0000 | Other (At-Grade) Single-Lane | ||
| Canton of Le Chambon-Feugerolles,
                Auvergne-Rhône-Alpes Loire France | Giratoire Marseille: D3088 / Rue des Combes (45.40350, 4.35046) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 58.0000 | Other (At-Grade) Single-Lane | ||
| Canton of Le Chambon-Feugerolles,
                Auvergne-Rhône-Alpes Loire France | Giratoire du Marais: D88 / D3088 / Rue Maxime Gorki (45.39920, 4.34445) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 75.0000 | Other (At-Grade) Single-Lane | ||
| Canton of Le Chambon-Feugerolles,
                Auvergne-Rhône-Alpes Loire France | Rue de l'Europe / Rue Jean Monnet (45.39593, 4.33334) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 47.0000 | Other (At-Grade) Single-Lane | ||
| Weddington,
                NC Union Co. United States | Weddington-Matthews Rd. (SR 1344) / Tilley Morris Rd. (SR 1345) / (school access) (35.05645, -80.73426) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://www.constructionjournal.com/projects/details/9adae8f3933146738feedddda9e51146.html | 
| Bowling Green,
                MO Pike Co. United States | US 61 Business / MO 161 / Court St (39.33344, -91.19504) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | https://www.modot.org/roundabout-bowling-green | 
| Billings,
                MT Yellowstone Co. United States | Five Mile Rd. / Mary St. / (Billings Bypass) (45.84863, -108.42492) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Single-Lane | 2021 | https://www.yourbigsky.com/local-news-2/billings-bypass-project-roundabout-opening-on-november-24/ | 
| Cleves,
                OH Hamilton Co. United States | Cooper Ave. / (high school parking) (39.16904, -84.75329) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2016 | Painted splitter island on south leg. | 
| Westfield,
                IN Hamilton Co. United States | W 171st St. / Eagletown Rd. (40.03649, -86.19331) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | Opened March 2023. | 
| Cambridge,
                ON Waterloo Canada | Blenheim Rd. / Bismark Dr. (43.36041, -80.34133) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.cambridgetoday.ca/local-news/citys-newest-roundabout-unique-to-cambridge-west-development-5511610 | 
| Deptford,
                NJ Gloucester Co. United States | Salina Rd. / S College Dr. (39.77645, -75.12438) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://42freeway.com/roads/salina-road-roundabout-at-rowan-college-completed-traffic-signal-at-delsea-is-coming/ | 
| Roebling,
                NJ Burlington Co. United States | Cedar Ln. / Railroad Ave. (40.10521, -74.79512) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2017 | Previous control: Triangular intersection with yield signs. https://www.burlingtoncountytimes.com/story/news/2017/08/27/no-more-waiting-road-improvements/17642282007/ | 
| Cinnaminson,
                NJ Burlington Co. United States | Cinnaminson Ave. / Calhoun St. (39.98910, -75.01095) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2008 | Year Completed estimated (2007-2008). | 
| Cinnaminson,
                NJ Burlington Co. United States | Branch Pike / Burlington Pike (39.99064, -75.00752) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2008 | Inside shopping center. Year Completed estimated (2007-2008). | 
| Cinnaminson,
                NJ Burlington Co. United States | Riverton Rd. / Branch Pike / Parry Rd. (39.98818, -74.98070) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2017). | 
| Harrisburg,
                PA Dauphin Co. United States | Derry St. / Mulberry St. (40.26312, -76.86948) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2022 | https://theburgnews.com/news/project-to-make-harrisburgs-mulder-square-safer-greener-nears-completion | 
| Oakton,
                VA Fairfax Co. United States | Nutley St. SW / I-66 WB Exit Ramp (38.87982, -77.26743) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2023 | Replaces full cloverleaf interchange. https://outside.transform66.org/about_the_project/project_sections/nutley.asp | 
| Oakton,
                VA Fairfax Co. United States | Nutley St. SW / I-66 EB Exit Ramp (38.87714, -77.26629) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2023 | Replaced full cloverleaf interchange. https://outside.transform66.org/about_the_project/project_sections/nutley.asp | 
| Oakton,
                VA Fairfax Co. United States | Saintsbury Dr. / (transit center parking lot) (38.87667, -77.26993) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2013 | Serves Metro station. Right-turn-only lanes on east and west legs. South leg stubbed. Year Completed estimated (2012-2014). | 
| Oakton,
                VA Fairfax Co. United States | Saintsbury Dr. / (transit center parking garage) (38.87600, -77.27317) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2013 | Serves Metro station. Right-turn-only lanes on northeast and southwest legs. Southeast leg stubbed. Year Completed estimated (2012-2014). | 
| Fairfax,
                VA Fairfax Co. United States | Patriot Cir. / Mason Pond Dr. (38.82981, -77.31152) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2008 | |
| Brayton,
                IA Cass Co. United States | 710th St. / 350th St. (41.50440, -94.83505) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Cottonwood tree in center of intersection. On Audubon County-Cass County Line. https://www.roadsideamerica.com/tip/8830 | |
| Cedar Rapids,
                IA Linn Co. United States | 16th Ave. SE / 5th St. SE (41.97092, -91.65498) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2017-2019). | 
| Le Boulou,
                Occitanie Pyrénées-Orientales France | D115 / A9-E15 Ramps / El place (42.52147, 2.81713) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) | ||
| Saint-Jean-Pla-de-Corts,
                Occitanie Pyrénées-Orientales France | D115 / D900 (42.52064, 2.80619) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x2 max) | ||
| Le Boulou,
                Occitanie Pyrénées-Orientales France | Rond-Point de l'Ordre National du Mérite: D115 / D618 / Boulevard du Maréchal Foch / Zone de l'Autoport / Route de Céret (42.52102, 2.82225) | Roundabout Existing | All-Way Yield Unknown | 6 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x2 max) | ||
| Saint-Jean-Pla-de-Corts,
                Occitanie Pyrénées-Orientales France | D900 / (unknown) (42.52540, 2.80615) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x2 max) | ||
| Saint-Jean-Pla-de-Corts,
                Occitanie Pyrénées-Orientales France | Rond-Point de Saint-Sébastien: D115 / D13 / Rue Résidences du Soleil (42.51471, 2.78701) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Saint-Jean-Pla-de-Corts,
                Occitanie Pyrénées-Orientales France | D13 / Rue de la Poste / Rue de l'Ancienne Poste (42.51149, 2.79007) | Other Existing | Other Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Middletown,
                DE New Castle Co. United States | Brick Mill Rd. / Dove Run Centre Dr. (39.45413, -75.68672) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2022 | |
| Baton Rouge,
                LA East Baton Rouge Par. United States | The Grove Blvd. / (parking) (30.38708, -91.07573) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2018 | |
| Cabocan,
                Sal Nossa Senhora Das Dores Cape Verde | EN1-SL-01 / (unknown) (16.60403, -22.91096) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x2 max) | ||
| Truckee,
                CA Nevada Co. United States | Donner Pass Rd. / Cold Stream Rd. / I-80 EB Ramps (39.32359, -120.22747) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2021 | |
| Panama City Beach,
                FL Bay Co. United States | Front Beach Rd. / S Arnold Rd. (30.22327, -85.89081) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | Triangular section of roads converted to roundabout with two of the former triangle sides to be converted to large-radius right-turn bypass lanes. https://www.pcbfl.gov/Home/Components/News/News/4818/ https://www.newsherald.com/story/news/local/2023/01/20/panama-city-beach-opens-a-new-lane-on-front-beach-road-roundabout/69820095007/ | 
| Stockton,
                CA San Joaquin Co. United States | E Miner Ave. / N San Joaquin St. (37.95611, -121.28804) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2021 | Bicycle lanes leading into roundabout with bicycle sharrows on outer edge of circulatory roadway beyond each entry. https://twitter.com/stocktonupdates/status/1407046118156947458 | 
| Santa Clara,
                CA Santa Clara Co. United States | (shopping center entrance) / (parking) (37.35667, -121.93755) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 18.2880 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2022 | https://www.svvoice.com/coleman-costco-installing-roundabout/ | 
| Ramara,
                ON Simcoe Canada | Hwy 12 / CR 169 / Concession Road 6 (44.57153, -79.18908) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.0000 | Other (At-Grade) Single-Lane | 2022 | Year Completed estimated (2022-2023). | 
| Truckee,
                CA Nevada Co. United States | Cold Creek Cir. / Summer Camp Way (39.32143, -120.22793) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane |