Roundabouts Database Index

29954 Results

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City, State County Country	Intersection (Lat, Lng)	Type Status	Control Type / Other Control Type	Approaches / Driveways / ICD (m)	Functional Class / LaneType	Year Completed	Comments
Stafford Springs, CT Tolland Co. United States	Rte 32 / Rte 190 (41.95362, -72.30314)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 18.6523	Other (At-Grade) Multilane (2 Lane, unspecified)	1890	Believed by some to be improperly signed and painted, though some roundabout features have been added in the past 10 years. Near railroad crossing. Year Completed estimated (1890?). ICD estimated from Google Maps linework.
Stafford Springs, CT Tolland Co. United States	W Stafford Rd. (Rte 190) / Orcuttville Rd. (Rte 319) (41.97141, -72.33620)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020
Stafford Heights, QLD Brisbane Australia	Trouts Rd. / Felstead St. / Redwood St. (-27.40107, 152.99760)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Stafford Heights, QLD Brisbane Australia	Appleby Rd. / Wilgarning St. / Jarvis St. (-27.40089, 153.00954)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Stafford, VA Stafford Co. United States	Stefaniga Farms Dr. / Bergamont Dr. / Lupine Dr. (38.44014, -77.51576)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.8379	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2003-2005). ICD estimated from Google Maps linework.
Stafford, VA Stafford Co. United States	Woodstream Blvd. / Pike Pl. (38.47492, -77.40636)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.5956	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2008). ICD estimated from Google Maps linework.
Stafford, VA Stafford Co. United States	Doc Stone Rd. / Juggins Rd. / Moncure Ln. (38.47662, -77.41360)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 39.2698	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Staffanstorp, Skane County Staffanstorp Sweden	Rte 108 / E22 Ramps / Malmövägen (55.67936, 13.18008)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 80.8069	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Staffanstorp, Skane County Staffanstorp Sweden	Rte 108 / E22 Ramps (55.67813, 13.18171)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 60.6071	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Stadskanaal, Groningen Gemeente Stadskanaal Netherlands	N378 / Semsstraat / Handelsstraat (53.00067, 6.93157)	Roundabout Existing	All-Way Yield Other	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Drawbridge on southwest leg.
Stadskanaal, Groningen Gemeente Stadskanaal Netherlands	N378 / Esdoornstraat / Beerhavenstraat / Semmelweislaan (53.00217, 6.93410)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Oval shaped.
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.
St. Simons Island, GA Glynn Co. United States	Harrison Point Dr. / Sinclair Ave. (31.18167, -81.38167)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 24.5228	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
St. Simons Island, GA Glynn Co. United States	Harrison Point Dr. / Graham Ave. (31.18167, -81.37972)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 22.4792	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
St. Simons, GA Glynn Co. United States	Frederica Rd. / Lawrence Rd. (31.21650, -81.37550)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.8563	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
St. Simons, GA Glynn Co. United States	Demere Rd. / Frederica Rd. (31.15957, -81.38859)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.9249	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	ICD estimated from Google Maps linework.
St. Petersburg, St. Petersburg City Saint Petersburg Russia	Gostilitskoye shosse / Astronomicheskaya ulitsa (59.87023, 29.82498)	Rotary Existing	Uncontrolled None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
St. Petersburg, St. Petersburg City Saint Petersburg Russia	Kolpinskoye shosse / Sofiyskaya ulitsa (59.74856, 30.53130)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
St. Petersburg, St. Petersburg City Saint Petersburg Russia	ploshchad' Pobedy [Moskovskiy prospekt / Pulkovskoye shosse / Moskovskoye shosse / ulitsa Ordzhonikidze] (59.84305, 30.32202)	Other Existing	Other None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
St. Petersburg, St. Petersburg City Saint Petersburg Russia	Severnaya ploshchad' [Severnyy prospekt / Grazhdanskiy prospekt] (60.02204, 30.40677)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
St. Petersburg, St. Petersburg City Saint Petersburg Russia	Kronshtadtskaya ploshchad' (59.85203, 30.23628)	Other Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown		Hamburger shaped. Trams through central island.
St. Petersburg, St. Petersburg City Saint Petersburg Russia	ploshchad' Moskovskiye Vorota (59.89174, 30.31946)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
St. Petersburg, St. Petersburg City Saint Petersburg Russia	Narodnaya ulitsa / prospekt Bol'shevikov (59.88495, 30.48899)	Other Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Hamburger shaped.
St. Petersburg, St. Petersburg City Saint Petersburg Russia	Peterburgskoye shosse / Oktyabr'skiy bul'var (59.72947, 30.39466)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways	Other (At-Grade) Unknown
St. Petersburg, St. Petersburg City Saint Petersburg Russia	ploshchad' Muzhestva (59.99836, 30.36379)	Signalized Roundabout/Circle Existing	Signal Unknown	6 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Trams through central island.
St. Petersburg, St. Petersburg City Saint Petersburg Russia	Komsomol'skaya ploshchad' / Krasnoputilovskaya ulitsa / Korabel'naya ulitsa (59.87645, 30.25747)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
St. Louis, MO St. Louis City Co. United States	Tower Grove Ave. / I-64 EB Off-Ramp (38.63045, -90.25538)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5879	Freeway Ramps (Grade-Separated) Single-Lane	2014	ICD estimated from Google Maps linework.
St. Louis, MO St. Louis City Co. United States	Gratiot St. / S 13th St. (38.62104, -90.20242)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 33.5923	Other (At-Grade) Single-Lane		No splitter islands. ICD estimated from Google Maps linework.
St. Louis, MO St. Louis Co. United States	Halls Ferry / MO 367 (38.72251, -90.24017)	Rotary Existing	All-Way Yield None	6 Approaches 0 Driveways 86.6571	Other (At-Grade) Multilane (2 Lane, unspecified)		three of the six approaches are multilane and have dual lanes of traffic merging into both lanes of the roundabout; roundabout is unstriped. Description as follows: Halls Ferry Circle is 3 lanes wide, 350 foot diameter, 35 miles per hour and has 5 major roadways entering (from http://www.ballwin.mo.us/minutes_062402.html) ICD estimated from Google Maps linework.
St. George, UT Washington Co. United States	Main St. / 200 N St. / Diagonal St. (37.11152, -113.58350)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 30.4778	Other (At-Grade) Single-Lane	1999	ICD estimated from Google Maps linework.
St. George, UT Washington Co. United States	750 N St. / 2860 E St. (37.12077, -113.52450)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.5218	Other (At-Grade) Single-Lane	2001	Next to school campus. ICD estimated from Google Maps linework.
St. George, UT Washington Co. United States	Main St. / Hope St. (400 N) (37.11495, -113.58340)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 28.5717	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
St. George, UT Washington Co. United States	E. Brigham Rd. / I-15 SB Ramps / Pioneer Rd. (37.05999, -113.58560)	Roundabout Existing	All-Way Yield None	6 Approaches 0 Driveways 78.1526	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2006	Combines interchange ramps and frontage road. ICD estimated from Google Maps linework.
St. George, UT Washington Co. United States	Tabernacle Rd. / Main St. (37.10812, -113.58350)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.8119	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
St. George, UT Washington Co. United States	E. Brigham Rd. / I-15 NB Ramps (37.05939, -113.58350)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.8889	Freeway Ramps (Grade-Separated) Single-Lane	2006	Raindrop-shaped interchange terminal. ICD estimated from Google Maps linework.
St. George, UT Washington Co. United States	N Ridgecrest / W 1130 N / (parking) (37.12710, -113.60330)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.5671	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
St. George, UT Washington Co. United States	N Ridgecrest / Valley View Dr. / (parking) (37.12601, -113.60230)	Roundabout Existing	Unknown None	4 Approaches 0 Driveways 22.8540	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
St. George, UT Washington Co. United States	(unknown) / (unknown) (37.15329, -113.63020)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 32.3648	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
St. George, UT Washington Co. United States	Washington Pkwy. / (unknown) (37.14462, -113.48590)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9290	Other (At-Grade) Multilane (2 Lane, unspecified)	2005	Date estimated. ICD estimated from Google Maps linework.
St. George, Saint George Bermuda	Kindley Field Rd. / Mullet Bay Rd. / St David's Rd. / Southside Rd. (32.36990, -64.69213)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
St. Croix Falls, WI Polk Co. United States	US 8 / 208th St. (45.39731, -92.58540)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.2548	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Opened March 8, 2011. ICD estimated from Google Maps linework.
St. Clair Township, OH Butler Co. United States	Hamilton Trenton Rd. / Riverside Dr. / Busenbark Rd. / (parking lot) (39.46565, -84.48671)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7252	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
St. Clair Township, OH Butler Co. United States	Jacksonburg Rd. / Morganthaler Rd. (39.46012, -84.52261)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0399	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
St. Clair Township, OH Butler Co. United States	Eaton Rd. / Beissinger Rd. (39.44294, -84.58301)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6602	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
St. Asaph, Wales Denbighshire United Kingdom	Ffordd William Morgan / A55 (North Wales Expressway) WB Ramps (53.26168, -3.47766)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane		Raindrop shaped.
St. Asaph, Wales Denbighshire United Kingdom	Ffordd William Morgan / A55 (North Wales Expressway) EB Ramps (53.26270, -3.47690)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane		Raindrop shaped.
St Thomas, ON Elgin Canada	Southgate Pkwy. / Fairview Ave. (42.75327, -81.16695)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2021	https://london.ctvnews.ca/the-most-famous-st-thomas-ont-native-you-ve-likely-never-heard-of-1.5629790
St Thomas, ON Elgin Canada	Southgate Pkwy. / Penhale Ave. (42.75348, -81.16312)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2001-2006).
St Thomas, ON Elgin Canada	Southgagte Pkwy. / Carolina Crescent / Peach Tree Blvd. (42.75327, -81.15804)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.0000	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2009-2013).
St Thomas, ON Elgin Canada	Southdale Line / Fairview Rd. (42.74922, -81.16651)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2021	https://www.facebook.com/cityofstthomas/photos/a.3739568726131579/3992567457498370
St Thomas, ON Elgin Canada	Hwy 3 (St. Thomas Expressway / Heritage Hwy.) / Centennial Ave. (42.78906, -81.14742)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2024	https://www.youtube.com/watch?v=sH0wZd962xw
St Thomas, ON Elgin Canada	S Edgeware Rd. / Centennial Ave. / Highbury Ave. (42.79264, -81.15053)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Unknown	2024	https://www.youtube.com/watch?v=sH0wZd962xw.
St Thomas, ON Elgin Canada	Centennial Rd. / Elm St. / Elm Line (42.76316, -81.14757)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 46.0000	Other (At-Grade) Single-Lane	2023	https://www.stthomastoday.ca/2023/05/16/centennial-ave-and-elm-line-roundabout-currently-ahead-of/
St Thomas, ON Elgin Canada	Peach Tree Blvd. / Blairmont Terrace / Empire Pkwy. (42.75560, -81.15701)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.0000	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2015-2016).
St Thomas, ON Elgin Canada	Wellington St. / Highview Dr. (42.77443, -81.15316)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2020).
St Thomas, ON Elgin Canada	Caso Crossing / (unknown) (42.77726, -81.18001)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
St Thomas, ON Elgin Canada	Hwy 30 (Highbury Ave.) / Ron McNeil Line (42.81099, -81.15033)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2024	https://www.youtube.com/watch?v=hiwMT6hxZi0
St Thomas, ON Elgin Canada	Southdale Line / Lake Margaret Trl. (42.74945, -81.17914)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.8515	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
St Thomas, ON Elgin Canada	Wellington St. / Manor Rd. (42.77450, -81.15594)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2016
St Thomas, ON Elgin Canada	Sunset Dr. / Talbot Hill / Wellington Rd. (42.78327, -81.21434)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 47.3338	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Sculpture of a train in central island. ICD estimated from Google Maps linework.
St Thomas, ON Elgin Canada	Burwell Rd. / Ponsford Pl. (42.80168, -81.16236)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2020	https://www.stthomas.ca/news/archived_news/burwell_road__ponsford_place_roundabout
St Simons Island, GA Glynn Co. United States	Demere Rd. / E Beach Causeway (31.14836, -81.38116)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.arcgis.com/apps/MapJournal/index.html?appid=1665571e5832424bbef0fe01a60a00c0&section=7
St Simons Island, GA Glynn Co. United States	Ocean Blvd. / Ocean Rd. / E Beach Causeway / 1st St. (31.14671, -81.37451)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	https://www.arcgis.com/apps/MapJournal/index.html?appid=1665571e5832424bbef0fe01a60a00c0&section=8
St Simons Island, GA Glynn Co. United States	Brockinton Dr. / Hanging Moss Dr. (31.16501, -81.39671)	Traffic Calming Circle Existing	Unknown None	3 Approaches 0 Driveways 40.8785	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
St Simons Island, GA Glynn Co. United States	Kings Way / Frederica Rd. / Retreat Ave. (31.14561, -81.40034)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2021	Year Completed estimated (2019-2021).
St Peters, MO St. Charles Co. United States	Executive Centre Pkwy. / Jungermann Cir. (38.79655, -90.58169)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2015	Two circulating lanes throughout even though side street has only one entering lane. Year Completed estimated (2014-2015).
St Peters, MO St. Charles Co. United States	Jungermann Cir. / Wellness Dr. (38.79591, -90.57980)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2015).
St Peter, MN Nicollet Co. United States	W Broadway Ave. / Sunrise Dr. (44.33175, -93.96950)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2022	Elliptical shaped. ICD = 140 ft x 130 ft. https://www.keyc.com/2022/08/15/roundabout-construction-begins-st-peter/
St Peter, MN Nicollet Co. United States	CSAH 5 (W Broadway Ave.-Fort Rd.) / 357th Ave. (44.32626, -93.98485)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2017	Entrance to St Peter High School. Year Completed estimated (2016-2020).
St Paul, MN Ramsey Co. United States	Coral Sea St. NE / Ring Rd. (45.12147, -93.19897)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 33.7090	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
St Paul, MN Dakota Co. United States	Northwood Pkwy. / Central Pkwy. / Denmark Ave. / (unknown) (44.83731, -93.15923)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4888	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
St Paul, MN Ramsey Co. United States	Frost Ave. / Parkway Dr. / E Shore Dr. (44.99925, -93.05696)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.4702	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
St Paul, MN Dakota Co. United States	Mendota Heights Rd. / Visitation Dr. (44.86554, -93.13174)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.3204	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
St Paul, MN Washington Co. United States	Hilton Trl. / TH 36 EB Ramps / Viking Dr. (45.03529, -92.95032)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 28.6959	Freeway Ramps (Grade-Separated) Single-Lane	2013	ICD estimated from Google Maps linework.
St Paul, MN Washington Co. United States	Hilton Trl. / TH 36 WB On-Ramp / 60th St. N (45.03645, -92.95099)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.1708	Freeway Ramps (Grade-Separated) Single-Lane	2013	ICD estimated from Google Maps linework.
St Michael, MN Wright Co. United States	45th St. NE / Jansen Ave. (45.21727, -93.68854)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9560	Other (At-Grade) Single-lane w/ Traversable Central Island	2022
St Michael, MN Wright Co. United States	50th St. NE / Naber Ave. NE (45.22444, -93.62400)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 28.9560	Other (At-Grade) Single-lane w/ Traversable Central Island	2019	Year Completed estimated (2018-2019).
St Michael, MN Wright Co. United States	CSAH 35 (30th St. NE) / Jamison Ave. NE (45.19541, -93.69572)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2024	https://www.co.wright.mn.us/CivicAlerts.aspx?AID=4301
St Michael, MN Wright Co. United States	CSAH 35 (Kahl Ave. / 30th St. NE) / Jansen Ave. / 30th St. NE (45.19612, -93.68491)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2024	https://www.co.wright.mn.us/CivicAlerts.aspx?AID=4301
St Michael, MN Wright Co. United States	CSAH 35 (Kahl Ave. NE) / 34th St. NE / 35th St. NE (45.20235, -93.68130)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2024	https://www.co.wright.mn.us/CivicAlerts.aspx?AID=4301
St Michael, MN Wright Co. United States	Frankfort Pkwy. NE / Maciver Ave. NE (45.21727, -93.64424)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-lane w/ Traversable Central Island	2023
St Michael, MN Wright Co. United States	STH 241 (42nd St. NE) / O'Day Ave. NE (45.21665, -93.59822)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, unspecified)	2021
St Marys, NSW Penrith Australia	Desborough Rd. / Marsden Rd. (-33.78048, 150.78411)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
St Martinville, LA St. Martin Par. United States	LA 31 (Main Hwy.) / LA 92-1 (Smede Hwy.) (30.09740, -91.84248)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2018	http://wwwapps.dotd.la.gov/administration/announcements/announcement.aspx?key=16012
St Lucia, QLD Brisbane Australia	Carmody Rd. / Hawken Dr. / Upland Rd. / Chancellors Pl. (-27.49886, 153.01083)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
St Lucia, QLD Brisbane Australia	Sir Fred Schonell Dr. / Campbell Rd. / Sir William MacGregor Dr. / Mill Rd. (-27.49459, 153.01169)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		At The University of Queensland.
St Louis Park, MN Hennepin Co. United States	Cedar Lake Rd. / Zarthan Ave. (44.96544, -93.35534)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020
St Louis Park, MN Hennepin Co. United States	36th St. W / Belt Line Blvd. / Monterey Dr. (44.93795, -93.34154)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2021	Right-turn-only lane on north leg. Left-turn-only lane on west leg.
St Louis, MO St. Louis City United States	SR 115 (Natural Bridge Ave.) / Goodfellow Blvd. (38.68607, -90.27131)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2021	Add-lane right-turn bypass lane on southeast leg; yield-controlled right-turn bypass lane on northeast leg.
St Louis, MO St. Louis City United States	SR 115 (Natural Bridge Ave.) / Vandeventer Ave. (38.66375, -90.22271)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2020	https://nextstl.com/2022/03/crashes-down-on-natural-bridge-but-more-work-still-to-be-done/
St Louis, MO St. Louis City United States	SR 115 (Natural Bridge Ave. / Salisbury St.) / Natural Bridge Ave. / Parnell St. (38.65785, -90.20947)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2020	Elliptical shaped. ICD = 135 ft x 110 ft. https://nextstl.com/2022/03/crashes-down-on-natural-bridge-but-more-work-still-to-be-done/
St Louis, MO St. Louis Co. United States	Willow Village Pkwy. / Beckham Ridge Ct. / Willowbrooke Manors Ct. / Kennabrooke Ct. (38.68853, -90.41193)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2014	One-stage unmarked pedestrian crossings.
St Louis, MO St. Louis Co. United States	N Forty Dr. / I-64-US 40 WB Ramps (38.63631, -90.41822)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 50.3777	Freeway Ramps (Grade-Separated) Single-Lane	2009	Frontage road connection replaced direct connection to S Spoede Rd. ICD estimated from Google Maps linework.
St Louis, MO St. Louis Co. United States	S Forty Rd. / I-64-US 40 EB Ramps (38.63496, -90.41724)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 48.5127	Freeway Ramps (Grade-Separated) Single-Lane	2009	Frontage road connection replaced direct connection to S Spoede Rd. ICD estimated from Google Maps linework.
St Louis, MO St. Louis City Co. United States	McKinley Dr. / Wells Dr. (38.63354, -90.28072)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.4467	Other (At-Grade) Single-Lane	2008	Converted from traffic circle in 2007-2008. Previous circle had on-street parking in circulatory roadway. ICD estimated from Google Maps linework.
St Leo, FL Pasco Co. United States	Campus St. / West Way (28.33653, -82.25721)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Pedestrian crossing within circulatory roadway.
St Leo, FL Pasco Co. United States	SR 52 / Pompanic St. / College Ave. (28.33559, -82.27027)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2024	SR 52 makes 90-degree turn at roundabout (south and east legs). https://www.msn.com/en-us/autos/news/new-county-road-52-roundabout-in-pasco-county-now-open/ar-AA1p8sW3?ocid=BingNewsVerp&apiversion=v2&noservercache=1&domshim=1&renderwebcomponents=1&wcseo=1&batchservertelemetry=1&noservertelemetry=1#
St Joseph, MO Buchanan Co. United States	Robidoux St. / 8th St. (39.76984, -94.85063)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2015). https://www.newspressnow.com/opinion/editorials/progress-in-a-roundabout-way/article_3dba548e-dbbf-11ec-9a02-6faad919c23d.html
St Joseph, WI St. Croix Co. United States	CTH E / STH 64 NB Ramps (45.06005, -92.77939)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.3998	Freeway Ramps (Grade-Separated) Single-Lane	2017	ICD estimated from Google Maps linework.
St Joseph, WI St. Croix Co. United States	STH 35 / CR E / STH 64 SB Ramps (45.05953, -92.78237)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.4002	Freeway Ramps (Grade-Separated) Single-Lane	2017	ICD estimated from Google Maps linework.