| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Winston-Salem,
                NC Forsyth Co. United States | Germanton Rd. (NC 8) / Winston-Salem Northern Beltway (NC 74) WB Ramps (36.19956, -80.25396) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 54.8640 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2022 | https://malmeroads.net/i7374nc/i74seg4.html | 
| Winston-Salem,
                NC Forsyth Co. United States | Baux Mountain Rd. / Winston-Salem Northern Beltway (NC 74) WB Ramps (36.18421, -80.22286) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | https://malmeroads.net/i7374nc/i74seg4.html | 
| Winston-Salem,
                NC Forsyth Co. United States | Baux Mountain Rd. / Winston-Salem Northern Beltway (NC 74) EB Ramps (36.18202, -80.22303) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | Signed as NC 74 in 2023; will change to to I-74 when beltway completed in 2026. https://malmeroads.net/i7374nc/i74seg4.html | 
| Brownsburg,
                IN Hendricks Co. United States | S Green St. / Airport Rd. (39.82142, -86.40107) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://twitter.com/BrownsburgIN/status/1552378297249677312 | 
| Avon,
                IN Hendricks Co. United States | E CR 100 S / (unknown) (39.74854, -86.36651) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Only two legs finished as of June 2022, but it looks like north and south legs will be added. | 
| Avon,
                IN Hendricks Co. United States | E CR 100 S / CR 900 E (39.74857, -86.36160) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 60.9600 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2022 | |
| Avon,
                IN Hendricks Co. United States | E CR 100 S / Allpoints Ct. (39.74893, -86.34938) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 56.3880 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | |
| Laddonia,
                MO Audrain Co. United States | US 54 / MO 19 / CR J (39.28073, -91.64373) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Single-Lane | 2022 | https://www.modot.org/node/27038 | 
| Fort Worth,
                TX Tarrant Co. United States | Ventana Pkwy. / Jerry Dunn Pkwy. (32.66820, -97.50849) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2018-2019). | 
| Arlington,
                TX Tarrant Co. United States | Calender Rd. / Kuykendall Dr. (32.63263, -97.15398) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2022 | 2020-2022 (SV) | 
| Arlington,
                TX Tarrant Co. United States | Curry Rd. / Calender Rd. (32.63423, -97.15629) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2022 | |
| Arlington,
                TX Tarrant Co. United States | Curry Rd. / Calender Rd. / Castlegate Ct. (32.63427, -97.15831) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2021 | |
| Arlington,
                TX Tarrant Co. United States | Curry Rd. / Ledbetter Rd. (32.63428, -97.16240) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2021 | |
| Arlington,
                TX Tarrant Co. United States | Russell Curry Rd. / Eden Rd. (32.63450, -97.17116) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2021 | |
| Crowley,
                TX Tarrant Co. United States | Gilbreath Ave. / Karis Blvd. (32.58992, -97.36040) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | |
| Mansfield,
                TX Ellis Co. United States | Hadley Ln. / (church access) (32.52005, -97.08558) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2017-2018). | 
| Longview,
                TX Gregg Co. United States | Pals Pkwy / Cotton St. (E Harrison Rd.) (32.49576, -94.78002) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2005-2009). | 
| Milton,
                ON Halton Canada | Campbellville Rd. / Campbell Ave. (43.49642, -79.97028) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2022 | Year Completed estimated (2021-2022). | 
| Cedar Rapids,
                IA Linn Co. United States | 6th St. SW / (parking) (41.90137, -91.67614) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | Year Completed estimated (2021-2022). | 
| Coralville,
                IA Johnson Co. United States | N Liberty Rd. NE / Forevergreen Rd. (41.72584, -91.57089) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.johnsoncountyiowa.gov/news/secondary-roads/2022-04-21/construction-north-liberty-and-forevergreen-roads-roundabout-begins | 
| Poeldijk,
                South Holland Westland Netherlands | N211-E30 / Van Elswijkbaan / Paul Captijnlaan (52.03205, 4.22502) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Poeldijk,
                South Holland Westland Netherlands | Paul Captijnlaan / Verburghlaan / Arckelweg (52.02865, 4.23244) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Honselersdijk,
                South Holland Westland Netherlands | N213 / Bosweg / Boswoning (52.00587, 4.21178) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x2 max) | Turbo-roundabout. | |
| Naaldwijk,
                South Holland Westland Netherlands | Grote Woerdlaan / Bosweg (52.00298, 4.20665) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Naaldwijk,
                South Holland Westland Netherlands | Oude Woerdlaan / Schiereiland / (parking) (52.00153, 4.20701) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Naaldwijk,
                South Holland Westland Netherlands | Verspycklaan / Grote Woerdlaan (51.99810, 4.21039) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Naaldwijk,
                South Holland Westland Netherlands | Van der Doortogestraat / Verdilaan / Kleine Woerdlaan (51.99657, 4.20736) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Naaldwijk,
                South Holland Westland Netherlands | Middel Broekweg / Pijle Tuinenweg / Laan van de Glazen Stad (51.99116, 4.21814) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Naaldwijk,
                South Holland Westland Netherlands | Kruisbroekweg / Secretaris Verhoeffweg / Zuidweg (51.98881, 4.20662) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Naaldwijk,
                South Holland Westland Netherlands | N467 (Galgeweg) / Kruisbroekweg / Vierschaar (51.98757, 4.19986) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| s-Gravenzande,
                South Holland Westland Netherlands | N467 (Naaldwijkseweg) / Dijckerwaal / Heenweg (51.98856, 4.18439) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| s-Gravenzande,
                South Holland Westland Netherlands | N467 (Naaldwijkseweg) / Koningin Julianweg / Naaldwijkseweg (51.99220, 4.16858) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| s-Gravenzande,
                South Holland Westland Netherlands | N220-E25 (Maasdijk) / N467 (51.98732, 4.16297) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| s-Gravenzande,
                South Holland Westland Netherlands | N220-E25 (Maasdijk) / Laan van de Heilige Lambertus (51.97808, 4.18599) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Maasdijk,
                South Holland Westland Netherlands | Honderdlaan / Blauwhek (51.96816, 4.21143) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Fort Wayne,
                IN Allen Co. United States | Union Chapel Rd. / Parkview Plaza (41.20002, -85.10064) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://www.fwbusiness.com/fwbusiness/article_f4f95c16-cf7f-5063-b7fa-31833acc622f.html | 
| Grand Island,
                NE Hall Co. United States | W Old Potash Hwy. / Claude Rd. (40.91712, -98.38794) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.facebook.com/garysautoinc/videos/the-roundabout-at-claude-road-and-old-potash-is-getting-closer-but-stilltake-a-l/1828703987312477/ | 
| Annemasse,
                Auvergne-Rhône-Alpes Haute-Savoie France | D2 / D46 (46.18647, 6.22208) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Gaillard,
                Auvergne-Rhône-Alpes Haute-Savoie France | D46 / Rue de l'Industrie (46.18230, 6.21508) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Gaillard,
                Auvergne-Rhône-Alpes Haute-Savoie France | D149 (Rue des Vignes-Rue du Chateau d'Eau) / Rue de l'Industrie / Cours de la Republique (46.18381, 6.21124) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 1 Driveways | Other (At-Grade) Single-Lane | ||
| Gaillard,
                Auvergne-Rhône-Alpes Haute-Savoie France | D149 (Rue du Château d'Eau - Rue du Martinet) / Rue de la Paix / Rue du Crest de Vaulx (46.18259, 6.20564) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Gaillard,
                Auvergne-Rhône-Alpes Haute-Savoie France | D149 / Rue du Lieutenant Yvan Genot (46.18354, 6.19539) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 25.0000 | Other (At-Grade) Single-Lane | On France-Switzerland border. | |
| Thônex,
                Geneva Geneva Switzerland | Avenue de Thonex / Chemin des Cyprès (46.18648, 6.19655) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Gaillard,
                Auvergne-Rhône-Alpes Haute-Savoie France | Rue René Cassin / Rue René Cassin / (parking) (46.17990, 6.21525) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways | Other (At-Grade) Single-Lane | ||
| Vétraz-Monthoux,
                Auvergne-Rhône-Alpes Haute-Savoie France | D1206 / Chemin des Trois Noyers / Chemin de la Loex (46.17940, 6.24488) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Reduced from 2x2 to 2x1 in 2016-2018. | |
| Annemasse,
                Auvergne-Rhône-Alpes Haute-Savoie France | Place du Maréchal de Lattre de Tassigny: D1206 / Avenue du Léman (46.18267, 6.24620) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 2 Driveways | Other (At-Grade) Single-Lane | Transit center has direct access to and from circulatory roadway. | |
| Annemasse,
                Auvergne-Rhône-Alpes Haute-Savoie France | Avenue de Verdun / Avenue de Leman (46.18286, 6.24087) | Signalized Roundabout/Circle Existing | All-Way Yield Other | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | Median-running bus-only lane on north leg can make left turn at roundabout using signal-controlled bus-only lane through central island. | |
| Annemasse,
                Auvergne-Rhône-Alpes Haute-Savoie France | Giratoire du Beulet (46.18973, 6.24949) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | Reduced from 2x2 to single-lane in 2016-2018. | |
| Annemasse,
                Auvergne-Rhône-Alpes Haute-Savoie France | Route de la Colline / Route de Livron (46.19029, 6.25094) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 1 Driveways | Other (At-Grade) Single-Lane | ||
| Annemasse,
                Auvergne-Rhône-Alpes Haute-Savoie France | D907 (Route de Taninges) / D1206 (Route de Thonon) Ramps / Rue du 18 Aout 1944 / Route de Livron (46.19144, 6.25080) | Roundabout Existing | All-Way Yield Unknown | 6 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Annemasse,
                Auvergne-Rhône-Alpes Haute-Savoie France | D1206 (Route de Thonon) / Rue Clement Ader (46.19455, 6.25880) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Annemasse,
                Auvergne-Rhône-Alpes Haute-Savoie France | D1206 (Route de Thonon) / Rue des Esserts (46.19665, 6.26440) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x1 max) | ||
| Ville-la-Grand,
                Auvergne-Rhône-Alpes Haute-Savoie France | D1206 (Route de Thonon) / D150 (Rue des Voirons) (46.20048, 6.27516) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways | Other (At-Grade) Multilane (2 Lane, 2x1 max) | ||
| Ville-la-Grand,
                Auvergne-Rhône-Alpes Haute-Savoie France | Carrefour Paul Felder: D150 (Rue des Voirons) / Rue des Buchillons / Rue de Montréal / Rue Helene Boucher (46.20200, 6.27372) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Ville-la-Grand,
                Auvergne-Rhône-Alpes Haute-Savoie France | D150 (Rue des Voirons) / Rue des Esserts (46.20110, 6.26420) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Lille,
                Hauts-de-France Nord France | Rue Jean Perrin / N356 NB Ramps (50.62074, 3.08434) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Lille,
                Hauts-de-France Nord France | Place Jacques Febvrier (50.61761, 3.06121) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Lille,
                Hauts-de-France Nord France | Place Barthélémy Dorez (50.61833, 3.05000) | Other Existing | All-Way Yield Unknown | 8 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Lille,
                Hauts-de-France Nord France | Boulevard de Metz / Rue Saint-Bernard / (parking) (50.61913, 3.04336) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Lille,
                Hauts-de-France Nord France | M750 (Boulevard de Metz) / Square Albert Samain (50.61943, 3.04108) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Lille,
                Hauts-de-France Nord France | M750 / Boulevard de la Moselle / A25-E42 Ramps (50.62317, 3.02852) | Rotary Existing | Unknown Unknown | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | ||
| Fretin,
                Hauts-de-France Nord France | M54 / M145 (50.56103, 3.12897) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Fretin,
                Hauts-de-France Nord France | M54 / D54 (Rue Léon Gambetta) (50.55538, 3.11582) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Avelin,
                Hauts-de-France Nord France | D54 / D917 (50.54777, 3.10019) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Avelin,
                Hauts-de-France Nord France | D54 (Rue de Lille) / Rue de la Monette / Rue d'Antroeuilles (50.54051, 3.08203) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Avelin,
                Hauts-de-France Nord France | D549 (Rue de Seclin) / Rue de Lille (50.53773, 3.08072) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Avelin,
                Hauts-de-France Nord France | D549 (Rue de Seclin) / Rue d'Attiches (50.54098, 3.07188) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 2 Driveways 65.0000 | Other (At-Grade) Single-Lane | ||
| Seclin,
                Hauts-de-France Nord France | M549 (Route d'Avelin) / Les Six Bonniers / (unknown) (50.54409, 3.06000) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Seclin,
                Hauts-de-France Nord France | Rond-Point de l'Épinette: M549 (Route d'Avelin) / M925 / Avenue de l'Épinette (50.54807, 3.04859) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x2 max) | ||
| Nampa,
                ID Canyon Co. United States | Ustick Rd. / Santa Ana Ave. (43.63404, -116.60317) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Near two schools. | 
| Nampa,
                ID Canyon Co. United States | Star Rd. / Cherry Ln. (43.61969, -116.49366) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2021 | Merging right-turn bypass lanes on all legs. | 
| Idaho Falls,
                ID Bonneville Co. United States | W 65th S / S 45th W / I-15 NB Ramps (43.43835, -112.12018) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | |
| Idaho Falls,
                ID Bonneville Co. United States | W 65th W / Saint John Rd. / I-15 SB Ramps (43.43962, -112.12198) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | |
| Denver,
                CO Jefferson Co. United States | S Reed St. / S Pierce Way (39.68087, -105.07380) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2017-2018). | 
| Denver,
                CO Jefferson Co. United States | S Upham St. / S Evans Ave. (39.67841, -105.07776) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2016 | |
| Parker,
                CO Douglas Co. United States | Lincoln Meadows Pkwy. / S Twenty Mile Rd. (39.53380, -104.77565) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2004 | Year Completed estimated (2003-2004). | 
| Littleton,
                CO Douglas Co. United States | Chatfield Lake Rd. / N Roxborough Park Rd. (39.52660, -105.05232) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2020 | Merging right-turn bypass lane on south leg. | 
| Littleton,
                CO Douglas Co. United States | N Roxborough Park Rd. / Bright Sky Ln. (39.52370, -105.05422) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2020 | |
| Littleton,
                CO Douglas Co. United States | Chatfield Lake Rd. / Eagle River St. / (unknown) (39.51555, -105.04585) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2020 | |
| Kitahiroshima City,
                Hokkaido Japan | Nishinosato (42.99590, 141.51999) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2023 | https://www.sorachi.pref.hokkaido.lg.jp/kk/skk/flink/133492.html | 
| Lakewood Ranch,
                FL Sarasota Co. United States | Deer Dr. / Pine Warbler Pl. (27.36678, -82.41850) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2018 | South leg has no lane use designations but has only one receiving circulating lane. Year Completed estimated (2017-2018). | 
| Sarasota,
                FL Sarasota Co. United States | Coburn Rd. / (unknown) (27.33715, -82.43697) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2019 | Yield-controlled right-turn bypass lane on north leg. Right-turn-only lane on east leg. | 
| Lakewood Ranch,
                FL Sarasota Co. United States | (unknown) / (unknown) (27.38501, -82.39446) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2019 | |
| Coralville,
                IA Johnson Co. United States | (unknown) / (unknown) (41.72647, -91.56882) | Unknown Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | 2023 | |
| Iowa City,
                IA Johnson Co. United States | Sycamore St. SE / McCollister Blvd. (41.62554, -91.51193) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2015 | Year Completed estimated (2014-2016). Initially constructed with north and south legs, plus driveway to east. West leg added 2017-2019. | 
| Cedar Falls,
                IA Black Hawk Co. United States | Greenhill Rd. / Cedar Heights Dr. (42.49805, -92.41128) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2021 | Year Completed estimated (2021-2022). | 
| Cedar Falls,
                IA Black Hawk Co. United States | Cedar Heights Dr. / Huntington Rd. (42.49125, -92.41124) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | |
| Cedar Falls,
                IA Black Hawk Co. United States | W Ridgeway Ave. / Goldfinch Dr. (42.46945, -92.44998) | Roundabout Existing | All-Way Yield None | 3 Approaches 2 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2019 | Year Completed estimated (2018-2020). | 
| Conyers,
                GA Rockdale Co. United States | McDaniel Mill Rd. SW / Klondike Rd. SW (33.66000, -84.07537) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Single-Lane | 2021 | |
| Stonecrest,
                GA DeKalb Co. United States | GA 212 (Browns Mill Rd.) / Salem Rd. (33.67657, -84.18566) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | |
| Loganville,
                GA Walton Co. United States | Twin Lakes Rd. / (unknown) (33.82555, -83.88011) | Other Existing | Uncontrolled None | 3 Approaches 1 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2017 | |
| Loganville,
                GA Gwinnett Co. United States | Brushy Fork Rd. / Lilly Brook Dr. (33.84467, -83.94800) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2019 | Painted splitter islands on northeast and southwest legs. Year Completed estimated (2018-2019). | 
| Grayson,
                GA Gwinnett Co. United States | GA 84 (Grayson Pkwy.) / Ridgedale Dr. (33.86832, -83.98439) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2021 | Year Completed estimated (2021-2022). | 
| Brookhaven,
                GA DeKalb Co. United States | Windsor Pkwy. NE / Osborne Rd. NE (33.88073, -84.34226) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2022 | Year Completed estimated (2021-2022). | 
| Smyrna,
                GA Cobb Co. United States | Belmont Blvd. / Belmont Pl. SE (33.89147, -84.52132) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2013 | Lane changes required for through movements or left turns to circulate or exit. | 
| Smyrna,
                GA Cobb Co. United States | Ward St. SE / Belmont Blvd. (33.89155, -84.52734) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2013 | Broken edge line across exits. | 
| Marietta,
                GA Cobb Co. United States | John Ward Rd. / Irwin Rd. SW (33.91965, -84.62013) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2018 | Dotted edge line across exits. Year Completed estimated (2018-2019). | 
| Lawrenceville,
                GA Gwinnett Co. United States | Simonton Rd. / Park Place Dr. (33.93191, -83.96711) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2019-2020). | 
| Marietta,
                GA Cobb Co. United States | Sandtown Rd. SW / Westside Dr. / (parking) (33.93120, -84.55519) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2019 | |
| Dacula,
                GA Gwinnett Co. United States | Alcovy Rd. SE / Ewing Chapel Rd. (33.96855, -83.90075) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2020 | No splitter island on northwest leg. |