| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Jupiter,
                FL Palm Beach Co. United States | S. Central Blvd. / Indian Creek Pkwy. (26.91067, -80.11073) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 105.4349 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Jupiter,
                FL Palm Beach Co. United States | S. Central Blvd. / Main St. (26.88774, -80.11160) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 119.3041 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | ICD estimated from Google Maps linework. | 
| Santa Maria,
                CA Santa Barbara Co. United States | S. College Dr. / E. McCoy Ln. (34.91648, -120.42510) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8427 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2001 | No circulatory roadway striping. Fatal crash October 15, 2009. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Santa Maria,
                CA Santa Barbara Co. United States | S. College Dr. / Southside Pkwy. (34.92111, -120.42530) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.0676 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2001 | No circulatory roadway striping. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| West Des Moines,
                IA Dallas Co. United States | S. Crescent Way / S. Ridgefield Way / Fairway Dr. (41.56541, -93.78633) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.9566 | Other (At-Grade) Single-Lane | 2007 | Intersection of two private residential streets on former Ponderosa Golf Course. ICD estimated from Google Maps linework. | 
| West Des Moines,
                IA Dallas Co. United States | S. Crescent Way / Stagecoach Dr. (41.56252, -93.78701) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.9581 | Other (At-Grade) Single-Lane | 2007 | Intersection of two private residential streets on former Ponderosa Golf Course. ICD estimated from Google Maps linework. | 
| Stuart,
                FL Martin Co. United States | S. Dixie Hwy / SR 76 / SR A1A (27.19767, -80.25266) | Other Existing | Other None | 0 Approaches 0 Driveways 26.5569 | Other (At-Grade) Multilane (2 Lane, unspecified) | Railroad crossing next to circle. ICD estimated from Google Maps linework. | |
| Stuart,
                FL Martin Co. United States | S. Dixie Hwy / SW Joan Jefferson Way / SW Akron Ave. / SW St. Lucie Ave. (27.19928, -80.25545) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 29.7433 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Wake Forest,
                NC Wake Co. United States | S. Franklin St. / Holding Ave. (35.96929, -78.50883) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.7979 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Golden,
                CO Jefferson Co. United States | S. Golden Rd. / Ford St. / Jackson St. (39.74612, -105.20940) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 52.3432 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Golden,
                CO Jefferson Co. United States | S. Golden Rd. / Johnson Rd. / 16th St. (39.74207, -105.20060) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.6526 | Other (At-Grade) Multilane (2 Lane, unspecified) | 1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Golden,
                CO Jefferson Co. United States | S. Golden Rd. / Lunnonhaus Dr. (39.74062, -105.19840) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0040 | Other (At-Grade) Multilane (2 Lane, unspecified) | 1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Small two-lane roundabout but with nontraversable central island. | 
| Golden,
                CO Jefferson Co. United States | S. Golden Rd. / Ulysses St. (39.73771, -105.19390) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.5734 | Other (At-Grade) Single-Lane | 1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Main entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Golden,
                CO Jefferson Co. United States | S. Golden Rd. / Utah St. (39.73919, -105.19620) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.8782 | Other (At-Grade) Multilane (2 Lane, unspecified) | 1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Stony Brook,
                NY Suffolk Co. United States | S. Loop Rd. / Marburger Dr. (40.90982, -73.12318) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.1041 | Other (At-Grade) Single-Lane | 2006 | On college campus roadway. ICD estimated from Google Maps linework. | 
| Phoenix,
                AZ Maricopa Co. United States | S. Melon Ln. / W. Country Place Blvd. (33.41839, -112.27850) | Roundabout Existing | All-Way Yield None | 2 Approaches 2 Driveways 23.9249 | Other (At-Grade) Single-Lane | 2004 | Painted splitter islands. Functional Class: Local ICD estimated from Google Maps linework. | 
| Greenwood Village,
                CO Arapahoe Co. United States | S. Monaco St. / E. Berry Ave. (39.61682, -104.91340) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 11.9603 | Other (At-Grade) Single-Lane | 1999 | ICD estimated from Google Maps linework. | 
| Greenwood Village,
                CO Arapahoe Co. United States | S. Monaco St. / E. Dorado Ave. (39.61319, -104.91350) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 9.2007 | Other (At-Grade) Single-Lane | 1999 | ICD estimated from Google Maps linework. | 
| Greenwood Village,
                CO Arapahoe Co. United States | S. Monaco St. / E. Dorado Pl. (39.61199, -104.91350) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 11.0410 | Other (At-Grade) Single-Lane | 1999 | ICD estimated from Google Maps linework. | 
| Greenwood Village,
                CO Arapahoe Co. United States | S. Monaco St. / E. Ida Ave. (39.61082, -104.91350) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 14.7216 | Other (At-Grade) Single-Lane | 1999 | ICD estimated from Google Maps linework. | 
| Greenwood Village,
                CO Arapahoe Co. United States | S. Monaco St. / E. Powers Ave. (39.61501, -104.91350) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 9.2005 | Other (At-Grade) Single-Lane | 1999 | ICD estimated from Google Maps linework. | 
| Greenwood Village,
                CO Arapahoe Co. United States | S. Monaco St. / E. Prentice Pl. (39.61977, -104.91350) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 14.7197 | Other (At-Grade) Single-Lane | 1999 | ICD estimated from Google Maps linework. | 
| Phoenix,
                AZ Maricopa Co. United States | S. Pointe Pkwy. W / S. Pointe Pkwy. E (33.37649, -111.97210) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.8650 | Other (At-Grade) Single-Lane | 1994 | Before 1997. ICD estimated from Google Maps linework. | 
| West Palm Beach,
                FL Palm Beach Co. United States | S. Quadrille Blvd. (El Campeon Blvd.) / Fern St. (26.71040, -80.05505) | Roundabout Removed | All-Way Yield Unknown | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Multilane (2 Lane, unspecified) | 1997 | Replaced with TWSC 1995-1999; signalized in 2019. | 
| Olathe,
                KS Johnson Co. United States | S. Ridgeview Rd. / E. Loula St. (38.88069, -94.79726) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 25.1027 | Other (At-Grade) Single-Lane | 2004 | Completed August 2004. ICD estimated from Google Maps linework. | 
| Montgomery,
                AL Montgomery Co. United States | S. Ripley St. / Washington Ave. (32.37658, -86.29808) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 14.1213 | Other (At-Grade) Single-Lane | 2008 | Opened April 2008. ICD estimated from Google Maps linework. | 
| Ridgefield,
                WA Clark Co. United States | S. Royle Rd. / Settler Dr. (S 45th Ave. / S 3rd Way) (45.81379, -122.70283) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2019 | This is the 5th roundabout in the City of Ridgefield. | 
| Columbine,
                CO Jefferson Co. United States | S. Simms St. / Nelson St. (39.64159, -105.12910) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 38.6271 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | Right turn bypass lanes on three legs. ICD estimated from Google Maps linework. | 
| Columbine,
                CO Jefferson Co. United States | S. Simms St. / W. Quincy Ave. (39.63865, -105.12860) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.0301 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2002 | ICD estimated from Google Maps linework. | 
| Boise,
                ID Ada Co. United States | S. Touchmark Way / E. Louise Dr. (43.60317, -116.34880) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 29.4050 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Boise,
                ID Ada Co. United States | S. Touchmark Way / S. Worth Way (43.60206, -116.34610) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 30.2704 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Sparks,
                NV Washoe Co. United States | S.D. Andrea Pkwy. / San Marino Dr. (39.55103, -119.70213) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands on three legs. | |
| Almere,
                Flevoland Almere Netherlands | s103 (Randstaddreef) / Chruchillweg / Rijnweg (52.38057, 5.22284) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Almere,
                Flevoland Almere Netherlands | s103 (Randstaddreef) / Landdrostdreef (52.37728, 5.22519) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Almere,
                Flevoland Almere Netherlands | s103 (Randstaddreef) / Randstad 22 (52.37695, 5.22888) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | Turbo roundabout. | |
| Almere,
                Flevoland Almere Netherlands | s103 (Randstaddreef) / Vrijheidsdreef (52.37717, 5.23391) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | Turbo roundabout. | |
| Almere,
                Flevoland Almere Netherlands | s105 / Duwweg / Trekweg (52.37944, 5.27919) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | Turbo roundabout. | |
| Almere,
                Flevoland Almere Netherlands | s105 / Passiebloemweg (52.38506, 5.27960) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Lent,
                Gelderland Nijmegen Netherlands | S111 / (bike path) (51.86907, 5.85824) | Roundabout Existing | All-Way Yield Unknown | 2 Approaches 0 Driveways 28.0231 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Görlitz,
                Saxony Görlitz Germany | S125 (Reichenbacher Straße) / Wiesbadener Straße / Reichertstraße / Am Birkenwäldchen (51.14894, 14.95296) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Olsztyn,
                Warmińsko-mazurskie Olsztyn Poland | S27 (Bałtycka - Grunwaldzka) / Aleja Roberta Schumana / Artyleryjska (53.77795, 20.46381) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | Concentric striped circulatory roadway. | |
| Valašské Meziříčí,
                Zlin Vsetín Czechia | S7 (Vsetínská) / Sokolská / Žerotínova (49.46979, 17.97330) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Linkoping,
                Ostergotland County Linkoping Sweden | Saab-Rondellen (Råbergalaleden / Tanneforsvägen / Åtvidabergsvägen / Braskens bro) (58.40134, 15.65301) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.1856 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Dushanbe,
                Districts of Republican Subordination Tajikistan | Saadi Sherozi Ave. / Abuail Ibn Sino Ave. (38.55845, 68.75499) | Signalized Roundabout/Circle Existing | Signal Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (3+ Lane) | Hamburger shaped. | |
| Idar-Oberstein,
                Rhineland-Palatinate Birkenfeld Germany | Saarstraße / An der Breitheck / Algenrodter Straße (49.71640, 7.28933) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Sachse,
                TX Dallas Co. United States | Sachse Rd. / West Creek Ln. / 5th St. (32.97335, -96.59166) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2021 | https://www.cityofsachse.com/660/Street-Projects | 
| Middle Sackville,
                NS Halifax Canada | Sackville Dr. / Margeson Dr. (44.79396, -63.71902) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 37.2922 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Albury,
                New South Wales Albury Australia | Sackville St. / Elm St. (-36.07232, 146.91236) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Albury,
                New South Wales Albury Australia | Sackville St. / Poole St. (-36.06990, 146.91281) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Tampa,
                FL Hillsborough Co. United States | Saddle Club Cir. / Boat Branch Pl. (28.02770, -82.63818) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Weston,
                FL Broward Co. United States | Saddle Club Rd. / Lakeview Dr. (26.11678, -80.38440) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 16.0858 | Other (At-Grade) Single-Lane | 2014 | ICD estimated from Google Maps linework. | 
| Weston,
                FL Broward Co. United States | Saddle Club Rd. / S Post Rd. (26.10419, -80.41696) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.1025 | Other (At-Grade) Single-Lane | 2002 | Merging right-turn bypass lane on west leg. Year Completed estimated (2002-2003). ICD estimated from Google Maps linework. | 
| Helena,
                MT Lewis and Clark Co. United States | Saddle Dr. / Colonial Dr. (46.57319, -111.97703) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.1246 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Wigan,
                England United Kingdom | Saddle Junction (53.54154, -2.64918) | Other Existing | Signal Pedestrian Signal (red-yellow-green to drivers) | 5 Approaches 0 Driveways | Other (At-Grade) Multilane (3+ Lane) | Parking in central island. | |
| Lake Point,
                UT Tooele Co. United States | Saddleback Blvd. / Sunset Rd. (40.68168, -112.25544) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2019 | Year Completed estimated (2017-2020). | 
| Kiama,
                New South Wales Kiama Australia | Saddleback Mountain Rd. / Manning St. / Bonaira St. / Henley Ave. (-34.68205, 150.84875) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Omaha,
                NE Douglas Co. United States | Saddlebrook Dr. / N 147th St. / N 148th St. (41.31173, -96.14448) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.2954 | Other (At-Grade) Single-Lane | 2002 | Year Completed estimated (1999-2003). ICD estimated from Google Maps linework. | 
| Calgary,
                AB Alberta Canada | Saddlebrook Dr. NE / Saddlemont Blvd. NE (51.12974, -113.92945) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.2231 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Ussuriysk,
                Primorye Ussuriysk Russia | Sadovaya ulitsa / prospekt Blyukhera (43.81223, 131.97966) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Beirut,
                Beirut Beyrouth Lebanon | Saeb Salam / Ahmad Dauk St. (33.87939, 35.49516) | Unknown Existing | Unknown Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Perth,
                Western Australia Rockingham Australia | Safety Bay Rd. / Boundary Rd. (-32.28640, 115.71057) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Safety Bay,
                Western Australia Rockingham Australia | Safety Bay Rd. / Malibu Rd. (-32.31005, 115.73195) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Perth,
                Western Australia Rockingham Australia | Safety Bay Rd. / Read St. / Warnbro Sound Ave. (-32.32607, 115.75781) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Safra,
                Mount Lebanon Kesrwan Lebanon | Safra Main Rd. / (unknown) (34.03695, 35.62657) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Tulsa,
                OK Tulsa Co. United States | Sage Blvd. / (hospital entrance) / (parking) (36.03334, -95.85593) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2010 | Oval shaped. ICD = 155 ft x 135 ft. | 
| Winnipeg,
                MB Manitoba Canada | Sage Creek Blvd. / Des Hivernants Blvd. (49.83376, -97.04273) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.9768 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2005-2011). ICD estimated from Google Maps linework. | 
| Winnipeg,
                MB Manitoba Canada | Sage Creek Blvd. / Edward Turner Dr. (49.83286, -97.03317) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.6664 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2005-2011). ICD estimated from Google Maps linework. | 
| Calgary,
                AB Alberta Canada | Sage Hill Blvd. NW / (unknown) (51.16999, -114.14965) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.6804 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | Fourth leg stubbed. ICD estimated from Google Maps linework. | 
| Calgary,
                AB Alberta Canada | Sage Hill Blvd. NW / (unknown) (51.17362, -114.14495) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 46.4256 | Other (At-Grade) Single-Lane | 2013 | Third leg stubbed. ICD estimated from Google Maps linework. | 
| Calgary,
                AB Alberta Canada | Sage Hill Blvd. NW / Sage Hill Gate NW (51.17112, -114.14500) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1816 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | ICD estimated from Google Maps linework. | 
| Calgary,
                AB Alberta Canada | Sage Hill Blvd. NW / Sage Hill Passage NW (51.17053, -114.14708) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.4333 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | ICD estimated from Google Maps linework. | 
| Calgary,
                AB Alberta Canada | Sage Valley Dr. NW / Sage Berry Way NW (51.18022, -114.15696) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.6964 | Other (At-Grade) Single-Lane | 2011 | Year Completed estimated (2008-2011). ICD estimated from Google Maps linework. | 
| Calgary,
                AB Alberta Canada | Sage Valley Dr. NW / Sage Valley Rd. NW (51.17981, -114.15417) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.7019 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2008-2011). ICD estimated from Google Maps linework. | 
| St John,
                IN Lake Co. United States | Sagebrook / Scarlett Oak / Bridlewood St. / W 107th Ln. (41.42453, -87.44468) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island; no splitter islands. | |
| Salem,
                OR Marion County United States | Saginaw St. S / Bush St. S (44.93127, -123.04547) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Saida Dekerman,
                South Saida Lebanon | Saida Hwy / Fouad Chehab St. / Lebanese University St. / Miye Ou Miye Main Rd. (33.55277, 35.37848) | Unknown Existing | Unknown Unknown | 5 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Saida Dekerman,
                South Saida Lebanon | Saida St. / Saida Main Rd. / Hisbeh Rd. (33.54836, 35.37183) | Unknown Existing | Unknown Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Harrison Township,
                MI Macomb Co. United States | Sail Rd. / Metro Pkwy. (42.57551, -82.79958) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.5008 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2013 | Built as part of parking lot reconfiguration. Painted splitter islands. No speed control on north leg. | 
| Columbia,
                SC Richland Co. United States | Sailing Club Dr. / Rolling Shoals Dr. / Sunchaser Dr. (34.17660, -80.89290) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Buckhead,
                GA Morgan Co. United States | Sailview Dr. (33.48220, -83.30927) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Lappeenranta,
                South Karelia Lappeenranta Finland | Saimaantie / Väinöntie / Valtatie 6 (Kuutonen) EB Ramps (61.12133, 28.50270) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Lappeenranta,
                South Karelia Lappeenranta Finland | Saimaantie / Veteraanikatu / Valtatie 6 (Kuutonen ) WB Off-Ramp (61.12313, 28.50034) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Newtown Square,
                PA Delaware Co. United States | Saint Albans Circle (39.98798, -75.39888) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Painted splitter islands and exterior edge. | |
| Vero Beach,
                FL Indian River Co. United States | Saint Andrews Island Dr. / Saint Andrews Island Ct. (27.68715, -80.39194) | Other Existing | Unknown Unknown | 3 Approaches 5 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Byker,
                England Newcastle-upon-Tyne United Kingdom | Saint Anthony's Rd. / Wharrier St. / Birds Nest Rd. (54.96911, -1.55763) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Colchester,
                England Essex United Kingdom | Saint Botolphs Circus [A134 / B1025 / St Botolphs St.] (51.88611, 0.90366) | Signalized Roundabout/Circle Existing | Signal Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (3+ Lane) | ||
| Clarksburg,
                MD Montgomery Co. United States | Saint Clair Rd. / Timber Creek Ln. / Brewers Tavern Terrace / (unknown) (39.23680, -77.27531) | Other Existing | Unknown Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| North Branch,
                MN Chisago Co. United States | Saint Croix Trl. / Hemingway Ave. (45.51215, -92.96449) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2020 | https://www.youtube.com/watch?v=LaY0G3mUI5g | 
| Newtown,
                PA Delaware Co. United States | Saint David's Rd. / N. Newtown St. (40.00844, -75.41823) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.7622 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Havering,
                England London United Kingdom | Saint Edwards Way / North St. / Angel Way (51.58010, 0.17816) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Bradford,
                England Bradford United Kingdom | Saint Enoch's Rd. / Watty Hall Rd. / Brownroyd Hill Rd. (53.76991, -1.77947) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Auraria,
                CO Denver Co. United States | Saint Francis Way / 11th St. (39.74196, -105.00110) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Auckland,
                Auckland Auckland New Zealand | Saint George St. / Carruth Rd. (-36.97873, 174.86036) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| California,
                MD St. Mary's Co. United States | Saint Georges Hundred / Saint Johns Cir. / Saint Michaels Cir. (38.27383, -76.48964) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Springfield,
                MA Hampden Co. United States | Saint James Ave. / Tapley St. (42.12539, -72.56763) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2025 | |
| Newcastle upon Tyne,
                England Newcastle-upon-Tyne United Kingdom | Saint John's Rd. / Buddle Rd. (54.96639, -1.65277) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Summerfield,
                MD Prince George's Co. United States | Saint Josephs Dr. / Grove Hurst Ln. (38.91969, -76.84060) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 53.3400 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | |
| Tauranga,
                Bay of Plenty Tauranga New Zealand | Saint Michael's Ave. / Balmedie Ridge / Glenpark Crescent (-37.68544, 176.11546) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Homestead,
                FL Miami-Dade Co. United States | Saint Nazaire Blvd. / SW 127th Ave. (25.50248, -80.39611) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2020 | Add-lane right-turn bypass lanes on north and west legs. | 
| Northfield,
                MN Rice Co. United States | Saint Olaf Ave. / Norway Valley Rd. (44.45991, -93.18608) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2012 | Elliptical shaped. ICD = 120 ft x 100 ft. On St Olaf College campus. Previous control: 3-way stop. Year Completed estimated (2011-2012). |