| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Superior,
                CO Boulder Co. United States | McCaslin Blvd. / Main St. (39.95173, -105.16511) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 51.2711 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | West leg stubbed for future. ICD estimated from Google Maps linework. | 
| Surf Beach,
                New South Wales Eurobodalla Australia | George Bass Dr. / Beach Rd. (-35.76555, 150.21149) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Surf Beach,
                New South Wales Eurobodalla Australia | George Bass Dr. / Sunshine Bay Rd. (-35.74518, 150.20126) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Surf City,
                NC Pender Co. United States | NC 50-NC 210 / S. Topsail Dr (34.42619, -77.54643) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.4653 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Surf City,
                NC Pender Co. United States | NC 50-NC 210 / Little Kinston Rd. / Akinson Point Rd. (34.43510, -77.55307) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.4915 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Surfers Paradise,
                Queensland Gold Coast Australia | SR 24 (Salerno St.) / Gibraltar Dr. / Fiesta Ave. (-28.01317, 153.41810) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Surfers Paradise,
                Queensland Gold Coast Australia | Thomas Dr. / Stanhill Dr. (-27.99866, 153.42362) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Surfers Paradise,
                Queensland Gold Coast Australia | Thomas Dr. / Burra St. (-27.99808, 153.42015) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Surfside,
                FL Miami-Dade Co. United States | Byron Ave. / 95th St. (25.88517, -80.12519) | Traffic Calming Circle Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Surprise,
                AZ Maricopa Co. United States | N 173rd Ave. / Maya Way (33.72771, -112.43448) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2005 | |
| Surrey,
                BC Greater Vancouver Canada | 125A St. / Station Rd. (49.10068, -122.87456) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 25.0000 | Other (At-Grade) Single-Lane | 2015 | |
| Surrey,
                BC Greater Vancouver Canada | 25 Ave. / 166 St. (49.04745, -122.76265) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2022 | |
| Surrey,
                BC Greater Vancouver Canada | 3A Ave. / 172 St. (49.00848, -122.74635) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.0000 | Other (At-Grade) Single-Lane | 2012 | |
| Surrey,
                BC Greater Vancouver Canada | 74 Ave. / 194A St. (49.13733, -122.68371) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.0000 | Other (At-Grade) Single-Lane | 2019 | |
| Surrey,
                BC Greater Vancouver Canada | 194A St. / 73 Ave. (49.13550, -122.68375) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.0000 | Other (At-Grade) Single-Lane | 2014 | |
| Surrey,
                BC Greater Vancouver Canada | 140 St. / 32 Ave. (49.06026, -122.83447) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.northdeltareporter.com/news/surrey-council-to-consider-contract-for-intersection-work-in-newton-south-surrey-2749829 | 
| Surrey,
                BC Greater Vancouver Canada | 20 Ave. / Rotary Way / (parking lot) (49.03845, -122.81781) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.9690 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Canada | 156 St. / 82 Ave. (49.15186, -122.79010) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 21.0913 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Canada | 160 St. / 82 Ave. (49.15184, -122.77886) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 17.1855 | Other (At-Grade) Single-Lane | 2014 | ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Canada | 108 Ave. / 156 St. (49.19885, -122.78978) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.0000 | Other (At-Grade) Single-Lane | 2016 | Year Completed estimated (2015-2016). | 
| Surrey,
                BC Greater Vancouver Canada | 108 Ave. / 158 St. / 157A St. (49.19886, -122.78424) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.0000 | Other (At-Grade) Single-Lane | 2006 | Year Completed estimated (2006-2007). | 
| Surrey,
                BC Greater Vancouver Canada | 68 Ave. / 194 St. (49.12637, -122.68530) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.0099 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2009-2011 - Streetview). ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Regional District Canada | King George Hwy / 14th St. (Ave.?) (49.02746, -122.77110) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.7585 | Other (At-Grade) Single-Lane | 2007 | http://www.icbc.com/road_safety/road_improve_pu/surrey.asp ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Regional District Canada | 188 St. / 68 Ave. (49.12614, -122.70170) | Roundabout Existing | Unknown Unknown | 0 Approaches 0 Driveways 25.7916 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Regional District Canada | 190 St. / 68 Ave. (49.12626, -122.69620) | Roundabout Existing | Unknown Unknown | 0 Approaches 0 Driveways 26.5731 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Regional District Canada | 8 Ave. / Hwy 99 NB Ramps (49.01694, -122.75800) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.4645 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2005 | ICD estimated from Google Maps linework. | 
| Surrey,
                BC Greater Vancouver Regional District Canada | King George Hwy / 8th Ave. (49.01661, -122.76240) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.4647 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Sutela,
                Kymenlaakso Kotka Finland | Valtatie 170 (Sutelantie) / Valtatie 352 (Mussalontie) / Pernoontie (60.50226, 26.87115) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Sutherland,
                New South Wales Sutherland Shire Australia | Toronto Parade / Waratah St. (-34.02674, 151.06141) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Sutton,
                England Merseyside United Kingdom | A569 (Scorecross - Marshalls Cross Rd.) / Marshalls Cross Rd. (53.43679, -2.72284) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Sutton,
                England Merseyside United Kingdom | Marshalls Cross Rd. / Robins Ln. (53.43755, -2.72172) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Sutton Coldfield,
                England Birmingham United Kingdom | Springfield Rd. / Thimble End Rd. (52.55248, -1.79413) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Sutton Coldfield,
                England Birmingham United Kingdom | Webster Way / Thimble End Rd. / Fox Hollies Rd. (52.54467, -1.78871) | Unknown Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Sutton Coldfield,
                England Staffs United Kingdom | A5127 (Birmingham Rd. - Lichfield Rd.) / A4026 (Blake St.) / Watford Gap Rd. (52.60712, -1.83805) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Suttontown,
                South Australia Mount Gambier Australia | B1 (Jubilee Hwy. W) / Graham Rd. / O'Leary Rd. (-37.81380, 140.75288) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Suva,
                Central Rewa Fiji | Kings Rd. / Mead Rd. / Golf Link Rd. (-18.11846, 178.46113) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Suva,
                Central Rewa Fiji | Nokonoko Rd. / Golf Link Rd. / Jerusalem Rd. (-18.11925, 178.46521) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Suva,
                Central Rewa Fiji | Fletcher Rd. / Jerusalem Rd. (-18.12438, 178.45970) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Suva,
                Central Rewa Fiji | Grantham Rd. / Gaji St. / Karsanji St. (-18.12799, 178.45336) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Suva,
                Central Rewa Fiji | Princess Rd. / Reservoir Rd. (-18.12467, 178.43888) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Suva,
                Central Rewa Fiji | Queens Rd. / Foster Rd. / Reservoir Rd. (-18.11956, 178.43127) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Suva,
                Central Rewa Fiji | Bau St. / Rewa St. (-18.14439, 178.43606) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Unknown | ||
| Suwalki,
                Podlaskie Suwałki Poland | Rte 8-E67 / Rte 662 (Generala Kazimierza Pulaskiego) (54.13202, 22.95165) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Suwanee,
                GA Gwinnett Co. United States | Wildwood Rd. / Suwanee Creek Rd. / Peachtree Ridge Park (34.01721, -84.07594) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.7687 | Other (At-Grade) Single-Lane | 2007 | Built 2006-2007. ICD estimated from Google Maps linework. | 
| Suwanee,
                GA Gwinnett Co. United States | Summit Gate Dr. / Sentry Ridge Crossing (34.05950, -84.02453) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 30.6729 | Other (At-Grade) Single-Lane | 2001 | No splitter islands. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework. | 
| Suwanee,
                GA Gwinnett Co. United States | US 23-GA 13 (Buford Hwy.) / Russell St. NW (34.05083, -84.07139) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.ajc.com/neighborhoods/gwinnett/new-roundabout-opens-on-ga-13buford-highway-in-suwanee/YNAFCFJLMVFKRDNYB4BZT5DC7Y/ | 
| Svedala,
                Skane County Svedala Sweden | Hyltarpsvägen / Kapellvägen (55.51775, 13.22234) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 29.7515 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Svedala,
                Skane County Svedala Sweden | Västra Infarten / Hyltarpsvägen (55.51856, 13.20629) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 27.0463 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Svedala,
                Skane County Svedala Sweden | Hyltarpsvägen / Östra Tvärgatan / Företagsgatan (55.51518, 13.24499) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 29.7534 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Svedala,
                Skane County Svedala Sweden | Rte 108 / Hyltarpsvägen / Norra Ellenborgsgatan (55.51514, 13.24883) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 66.2691 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Svedala,
                Skane County Svedala Sweden | Hyltarpsvägen / Toftavägen / Bökebergsgatan (55.51594, 13.23341) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 27.7243 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Svendborg,
                South Denmark Svendborg Denmark | A.P. Møllers Vej / Sankt Jørgens Vej / Brydegårdsvej (55.05161, 10.59487) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-lane w/ Traversable Central Island | ||
| Svendborg,
                South Denmark Svendborg Denmark | Primærrute 44 (Ring Nord) / Primærrute 9 (Svendborgmotorvejen) SB Ramps (55.07173, 10.57664) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Svendborg,
                South Denmark Svendborg Denmark | Primærrute 44 (Ring Nord) / Primærrute 9 (Svendborgmotorvejen) NB Ramps (55.07216, 10.57979) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Svente Parish,
                Daugavpils Latvia | E262-A14 (Daugavpils apvedceļš - Daugavpils iela) / P70 / Daugavpils iela / Alejas iela (55.90567, 26.37967) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Sveta Nedelja,
                Zagreb Croatia | Rte 231 (Dr. Franje Tudmana) / Ulica kralja Tomislava / A3-E70 Ramps (45.80154, 15.78603) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Sveti Martin na Muri,
                Međimurje Croatia | Ž2003 (Čakovečka) / Ž2005 / Gospodarska / Hrvatskih branitelja (46.52162, 16.37499) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways | Other (At-Grade) Single-Lane | Oval shaped. | |
| Svetlograd,
                Stavropol Petrovsky District Russia | Trudovaya ulitsa / Promyshlennaya ulitsa (45.33814, 42.82132) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x1 max) | ||
| Svetlograd,
                Stavropol Petrovsky District Russia | ulitsa 18 Parts'yezda / Oktyabr'skaya ulitsa (45.35100, 42.85009) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Sviadnov,
                Moravia-Silesia Frýdek - Místek Czechia | Ostravská / Na kopečku / Nádražní (49.69506, 18.32104) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Swalmen,
                Limburg Gemeente Roermond Netherlands | N271 (Rijksweg Noord) / Peelveldlaan (51.24123, 6.04855) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Swalwell,
                England Gateshead United Kingdom | Hexham Rd. / Market Ln. / Sands Rd. / A1 Ramps (54.95460, -1.68466) | Roundabout Existing | All-Way Yield None | 6 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ||
| Swalwell,
                England Gateshead United Kingdom | Market Ln. / Hollinside Rd. (54.95400, -1.67561) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Swampscott,
                MA Essex Co. United States | Monument Ave / Elmwood Rd (42.46952, -70.91737) | Traffic Calming Circle Existing | All-Way Stop None | 4 Approaches 0 Driveways 35.2392 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Swan View,
                Western Australia Mundaring Australia | Morrison Rd. / Talbot Rd. (-31.88589, 116.05233) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Swanley,
                England Kent United Kingdom | A20 (London Rd.) / (parking) (51.38596, 0.19710) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Swansea,
                New South Wales Lake Macquarie Australia | A43 (Pacific Hwy.) / Old Pacific Hwy. / Bowman St. (-33.09332, 151.63755) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Swansea,
                IL St. Clair Co. United States | Berwick Crossing (38.53100, -89.92281) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Swanton,
                OH Lucas Co. United States | US 20 Alternate / SR 295 (S Berkey Southern Rd.) (41.57475, -83.82500) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | https://m.facebook.com/ODOTD2/videos/3547734338603179/?refsrc=https%3A%2F%2Fm.facebook.com%2FDGLConsultingEngineers%2F&_rdr | 
| Swanton,
                OH Lucas Co. United States | US 20 Alternate (Sager Rd.) / Whitehouse Spencer Rd. (41.57490, -83.80566) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | https://m.facebook.com/ODOTD2/videos/3547734338603179/?refsrc=https%3A%2F%2Fm.facebook.com%2FDGLConsultingEngineers%2F&_rdr | 
| Swanzey,
                NH Cheshire Co. United States | Monadnock Hwy (Hwy 12) / Lake St. / Swanzey Factory Rd. (42.90817, -72.25933) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.6156 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Swanzey,
                NH Cheshire Co. United States | Old Homestead Hwy. (NH 32) / Sawyer's Crossing Rd. (42.87428, -72.28155) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/roundabout-pho-swanzey40485.pdf | 
| Swarthmore,
                PA Delaware Co. United States | Station Square / Rutgers Ave. (39.90100, -75.35080) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.1520 | Other (At-Grade) Single-Lane | 2015 | Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| Swartz Creek,
                MI Genesee Co. United States | Grand Blanc Rd. / Morrish Rd. (42.91289, -83.83040) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | https://swartzcreekview.mihomepaper.com/articles/traffic-circle-construction-underway-bridge-work-set-to-begin/ | 
| Swartz Creek,
                MI Genesee Co. United States | Grand Blanc Rd. / Linden Rd. (42.91411, -83.77008) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | |
| Swartz Creek,
                MI Genesee Co. United States | Morrish Rd. / Lennon Rd. (42.98619, -83.83103) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.youtube.com/watch?v=MVfZ3Y8ySsk | 
| Swedesboro,
                NJ Gloucester Co. United States | Valley Forge Dr. / Yorktown Rd. (39.74156, -75.33234) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | Yield-controlled northwest and southeast legs; uncontrolled northeast and southwest legs. | |
| Swedesboro,
                NJ Gloucester Co. United States | Pine Dr. / Ashburn Way (39.74389, -75.33937) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | Southwest leg is uncontrolled; other legs are yield controlled. | |
| Swedesboro,
                NJ Gloucester Co. United States | Holly Dr. / Ashburn Way (39.74467, -75.34385) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | Uncontrolled southwest leg; other legs are yield controlled. | |
| Swedesboro,
                NJ Gloucester Co. United States | Village Green Dr. / Dalton Dr. / Roundstone Run (39.73260, -75.32429) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | Painted splitter island and yield control on south leg; no splitter islands and no control on other legs. | |
| Swedesboro,
                NJ Gloucester Co. United States | Hazel Blvd. / Balsam Rd. (39.73123, -75.32836) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Single-Lane | 2020 | Painted splitter islands on all legs. Original circular intersection constructed 2011-2016; splitter islands and yield control added 2020. | 
| Swedesboro,
                NJ Gloucester Co. United States | Windsor Dr. / Ardmore Dr. (39.74508, -75.35908) | Other Existing | Uncontrolled Unknown | 3 Approaches 0 Driveways 34.1373 | Other (At-Grade) Single-Lane | ||
| Swedesboro,
                NJ Gloucester Co. United States | Watson Dr. / Wexford Dr. (39.72657, -75.33521) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | ||
| Swedesboro,
                NJ Gloucester Co. United States | Kings Hwy. / Center Square Rd. / Woodstown Rd. (39.73663, -75.31875) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.0845 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Świdnica,
                Dolnośląskie Świdnicki Poland | DW382 (Westerplatte - Towarowa ) / Westerplatte / Kasztanowa (50.83326, 16.50466) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Świdnica,
                Dolnośląskie Świdnicki Poland | DW382 (Przemysłowa - Mikołaja Kopernika) / Mikołaja Kopernika / Okrężna (50.84022, 16.51311) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Świebodzin,
                Lubuskie Świebodziński Poland | DK92 / Wojska Polskiego / Rusinów (52.26225, 15.53353) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, unspecified) | Right-turn bypass lane on east leg. | |
| Swifterbant,
                Flevoland Gemeente Dronten Netherlands | N710 (Biddingweg) / N307 (Overijsselseweg) EB Ramps (52.54977, 5.62928) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Swifterbant,
                Flevoland Gemeente Dronten Netherlands | N710 (Biddingweg) / N307 (Overijsselseweg) WB Ramps (52.55059, 5.62915) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways | Freeway Ramps (Grade-Separated) Single-Lane | ||
| Swifterbant,
                Flevoland Gemeente Dronten Netherlands | N710 (Biddingweg) / Bisonweg (52.55342, 5.62923) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways | Other (At-Grade) Single-Lane | ||
| Swifterbant,
                Flevoland Gemeente Dronten Netherlands | N711 (Dronterringweg) / N710 (Biddingweg) / Tarpanweg (52.56662, 5.65563) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Swifterbant,
                Flevoland Gemeente Dronten Netherlands | N711 (Dronterringweg) / De Poort / De Kolk (52.57249, 5.64548) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Swindon,
                England Wilts United Kingdom | Marlborough Rd. / Queens Dr. / Shaftesbury Ave. / Dorcan Way (51.54567, -1.74569) | Signalized Roundabout/Circle Existing | Signal Unknown | 4 Approaches 0 Driveways 80.9588 | Other (At-Grade) Multilane (3+ Lane) | ICD estimated from Google Maps linework. | |
| Swindon,
                England Wilts United Kingdom | B4006 / Eldene Dr. / Liden Dr. (51.54874, -1.73651) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 88.3803 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Swindon,
                England Wilts United Kingdom | A4259 / A419 Ramps (51.54037, -1.72262) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 132.9663 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Swindon,
                England Wilts United Kingdom | A419 / M4 Ramps (51.52687, -1.72476) | Signalized Roundabout/Circle Existing | Signal Unknown | 4 Approaches 0 Driveways 16.3471 | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | ICD estimated from Google Maps linework. | |
| Swindon,
                England Wilts United Kingdom | A4312 / A420 / A419 Ramps / Ermin St. (51.57640, -1.73358) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 129.1498 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Swindon,
                England Wilts United Kingdom | A420 / Thornhill Rd. (51.57845, -1.72835) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 49.7278 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Swindon,
                England Wilts United Kingdom | A420 / A419 Ramps (51.57264, -1.73221) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 42.3112 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Swindon,
                England Wilts United Kingdom | Kembrey St. / Larch Close (51.57756, -1.77262) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 19.2977 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. |