Roundabouts Database Index

30375 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
Cambridge, MA Middlesex Co. United States	Grove St. / Washington St. / Blanchard Rd. (42.38637, -71.16042)	Roundabout Existing	All-Way Yield None	3 Approaches 3 Driveways 22.0537	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Lexington, MA Middlesex Co. United States	Hancock St. / Hamilton Rd. / Burlington St. / (unknown) (42.46302, -71.23268)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 23.7889	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Utrecht, Utrecht Utrecht Netherlands	Koningen Wilhelminaweg / Gageldijk / Bastionweg / N230 Ramp (52.12046, 5.14135)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.2662	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Limhamn, Skane County Malmo Sweden	Annetorpsvägen / Limhamnsgardens alle (55.57360, 12.93004)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 22.9571	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Limhamn, Skane County Malmo Sweden	Limhamnsvägen / Geijersgatan (55.59018, 12.94181)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 16.8731	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Kingsport, TN Sullivan Co. United States	Watauga St. / E Ravine Rd. / Gibson Mill Rd. (36.54887, -82.55197)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 26.8650	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Kingsport, TN Sullivan Co. United States	Sullivan St. / Broad St. / Watauga St. / Holston St. (36.54914, -82.55837)	Other Existing	All-Way Yield Unknown	6 Approaches 0 Driveways 30.7027	Other (At-Grade) Single-Lane	1917	Very early traffic circle. ICD estimated from Google Maps linework.
Kingsport, TN Sullivan Co. United States	Netherland Inn Rd. / Industry Dr. (36.55264, -82.57854)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 31.6607	Other (At-Grade) Single-Lane	2012	Bypass lanes on north and east quadrants. ICD estimated from Google Maps linework.
Jonesborough, TN Washington Co. United States	W Main St. / Depot St. / TN Hwy 353 (36.28199, -82.48374)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.4734	Other (At-Grade) Single-Lane	2014	Bypass lane in west quadrant with acute view angle. ICD estimated from Google Maps linework.
Bühl, Baden-Württemberg Rastatt Germany	RungsStraße / HauptStraße (48.69018, 8.13231)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 37.0554	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Bealeton, VA Fauquier Co. United States	Lafayette Ave. / Bowers Run Dr. (38.58888, -77.77173)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.5409	Other (At-Grade) Single-Lane	2015	Roundabout as part of new Mintbrook Development near Bealeton, VA ICD estimated from Google Maps linework.
Deer Park, WA Spokane Co. United States	US 395 / N Short Rd. / N Main St. (47.94267, -117.47734)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.2022	Other (At-Grade) Single-Lane	2018	Opened 7/18/2018. ICD estimated from Google Maps linework.
Bühl, Baden-Württemberg Rastatt Germany	HauptStraße / RheinStraße (48.69814, 8.13739)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 22.8604	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Bühl, Baden-Württemberg Rastatt Germany	B3 / Untere Strut (48.71148, 8.13294)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 43.3444	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Bühl, Baden-Württemberg Rastatt Germany	L85 / Bußmatten (48.71246, 8.13165)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 35.4629	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Bühl, Baden-Württemberg Rastatt Germany	L85 / A5 NB Ramps (48.72600, 8.10503)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.1197	Freeway Ramps (Grade-Separated) Single-Lane		Through bypass lane. ICD estimated from Google Maps linework.
Bühl, Baden-Württemberg Rastatt Germany	L85 / A5 SB Ramps (48.72670, 8.10024)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.1191	Unknown Single-Lane		ICD estimated from Google Maps linework.
Heidelberg, Baden-Württemberg Heidelberg Germany	Rohrbacher Straße / Franz-Knauff-Straße (49.39918, 8.68987)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 20.2085	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Heidelberg, Baden-Württemberg Heidelberg Germany	HaberStraße / HertzStraße (49.36525, 8.68505)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 21.7781	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Heidelberg, Baden-Württemberg Heidelberg Germany	HaberStraße / TullaStraße (49.36501, 8.67973)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.1115	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Engelen, North Brabant Netherlands	De Haverlij / Kraanvogellaan (51.71839, 5.25684)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 29.5968	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Heesbeen, North Brabant Heusden Netherlands	Heesbeenseweg / Grotestraat (51.73049, 5.12113)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 22.1916	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Wijk en Aalburg, North Brabant Aalburg Netherlands	N267 / N283 / Polstraat (51.74595, 5.11331)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.1419	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Genderen, North Brabant Aalburg Netherlands	N283 / Kelderstraat (51.74133, 5.08774)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.8004	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Genderen, North Brabant Aalburg Netherlands	N283 / Genderensedijk (51.73887, 5.07683)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.1458	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Eethen, North Brabant Aalburg Netherlands	N283 / Raadhuisstraat (51.73373, 5.05246)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 25.1487	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Eethen, North Brabant Aalburg Netherlands	N283 / Oude Weidesteeg (51.73338, 5.05097)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 23.6696	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Eethen, North Brabant Aalburg Netherlands	N283 / Cornelis Branderhorststraat (51.73214, 5.04848)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 28.8481	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Meeuwen, North Brabant Aalburg Netherlands	N283 / Dorpstraat / Kleibergsestraat (51.72871, 5.01863)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 28.8503	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Meeuwen, North Brabant Aalburg Netherlands	N283 / Dorpstraat (51.72994, 5.00376)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 62.1373	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Dussen, North Brabant Werkendam Netherlands	N283 / Molenkade (51.72865, 4.96267)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 59.9198	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Dussen, North Brabant Werkendam Netherlands	N283 / Nieuwe Steeg (51.73048, 4.95067)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.5888	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Hank, North Brabant Werkendam Netherlands	N283 / Kortveldsesteeg (51.73266, 4.91920)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.3271	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Raamsdonksveer, North Brabant Geertruidenberg Netherlands	Maasdijk / A27 Ramps (51.71432, 4.88668)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.5594	Freeway Ramps (Grade-Separated) Single-Lane		Yield-controlled right-turn bypass lane on south leg. ICD estimated from Google Maps linework.
Raamsdonksveer, North Brabant Geertruidenberg Netherlands	Wilhelminalaan / Oosterhoutseweg / Beethovenlaan (51.68913, 4.87667)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 35.5391	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Raamsdonksveer, North Brabant Geertruidenberg Netherlands	Oosterhoutseweg / Eendrachtsweg (51.68831, 4.87577)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.7993	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Raamsdonksveer, North Brabant Geertruidenberg Netherlands	Eendrachsweg / Kloosterweg (51.68814, 4.86370)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 33.3186	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Geertruidenberg, North Brabant Geertruidenberg Netherlands	N623 / Amerweg (51.69656, 4.84444)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.1694	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Made, North Brabant Drimmelen Netherlands	N623 / Sluizeweg (51.69000, 4.81028)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 35.5384	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Drimmelen, North Brabant Drimmelen Netherlands	Sluizeweg / Marinaweg / Mannaweg (51.70623, 4.81066)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 22.2035	Other (At-Grade) Single-Lane		Bike lane in circulatory roadway. ICD estimated from Google Maps linework.
Utrecht, Utrecht Utrecht Netherlands	Burgermeester Norbruislaan / Prins Bernhardplein (52.11563, 5.08247)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 30.0695	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Utrecht, Utrecht Utrecht Netherlands	J.M. de Muinck Keizer / Prinses Irenelaan (52.11750, 5.08515)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 23.4679	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Fishers, IN Hamilton Co. United States	E 131st St. / Lantern Rd. (39.97875, -86.01409)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.8622	Other (At-Grade) Single-Lane	2012	Year Completed estimate (2009-2012). ICD estimated from Google Maps linework.
Cedar Park, TX Williamson Co. United States	Lynnwood Trl. / E Park St. (30.51423, -97.81197)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2002	Minimal splitter islands on two legs.
Cedar Park, TX Williamson Co. United States	Crockett Rd. / Truman Ln. (30.51700, -97.80960)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6710	Other (At-Grade) Single-Lane	2002	Minimal splitter islands.
Cedar Park, TX Williamson Co. United States	Discovery Blvd. / Central Park Dr. / (parking access road) (30.52554, -97.82136)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2004	Right-turn bypass lane on south leg. Year Completed estimated (2002-2005).
Fullerton, CA Orange Co. United States	Starbuck St. / Hughes Dr. (33.88227, -117.96367)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.7709	Other (At-Grade) Single-Lane	2003	Painted splitter islands. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework.
Fullerton, CA Orange Co. United States	Nicolas Way / Hughes Dr. (33.88107, -117.95884)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.7967	Other (At-Grade) Single-Lane	2003	Painted splitter islands. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework.
Amerige Heights, CA Orange Co. United States	1919 W Malvern Ave (33.87845, -117.96296)	Other Existing	Other Unknown	3 Approaches 0 Driveways 26.7721	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Fullerton, CA Orange Co. United States	Starbuck St. / Hetebrink St. (33.88433, -117.96291)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.7532	Other (At-Grade) Single-Lane	2003	Painted splitter islands. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework.
Fullerton, CA Orange Co. United States	Nicolas St. / Hetebrink St. / Benchley St. (33.88314, -117.95815)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 23.7961	Other (At-Grade) Single-Lane	2003	Painted splitter islands. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework.
Fullerton, CA Orange Co. United States	Benchley Dr. / Sheddon St. (33.88638, -117.95555)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 20.8208	Other (At-Grade) Single-Lane	2003	Painted splitter islands. ICD estimated from Google Maps linework.
Foxborough, MA Norfolk Co. United States	Chestnut St / North St (42.07460, -71.25933)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.4821	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Dedham, MA Norfolk Co. United States	Needham St / Vine Rock St (42.26954, -71.18214)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 120.1954	Other (At-Grade) Single-Lane	2004	No crosswalks ICD estimated from Google Maps linework.
Belmont, MA Middlesex Co. United States	Marsh St / Prospect St (42.40767, -71.18126)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 45.7200	Other (At-Grade) Single-Lane		Year Completed unknown. No changes from original configuration.
Northampton, MA Hampshire Co. United States	Pleasant St (US 5) / Conz St (42.31150, -72.62438)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 30.0288	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Northampton, MA Hampshire Co. United States	Main St (Rte 9) / Bridge Rd (42.34356, -72.68114)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.6618	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Millbury, MA Worcester Co. United States	Main St / Elmwood St / Elm St / Faron Cir / Rte 146 Ramps (42.18731, -71.76704)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 33.6278	Freeway Ramps (Grade-Separated) Single-Lane	2018	ICD estimated from Google Maps linework.
Oak Bluffs, MA Dukes Co. United States	Barnes Rd / Edgartown Vineyard Haven Rd (41.42083, -70.60172)	Roundabout Existing	Unknown None	4 Approaches 0 Driveways 28.6589	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	N Gray Rd. / E Smokey Row Rd. (E 136th St.) (39.98556, -86.08969)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.6041	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	E 126th St. / Kinzer Ave. (39.97112, -86.11843)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.9506	Other (At-Grade) Single-Lane	2017	One approach stubbed off. ICD estimated from Google Maps linework.
South Yarmouth, MA Barnstable Co. United States	River St / Pleasant St (41.65652, -70.19715)	Traffic Calming Circle Existing	Uncontrolled None	3 Approaches 2 Driveways 36.5857	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Markham, ON York Canada	Wilfred Murison Ave / William Berczy Blvd (43.88681, -79.30799)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.4560	Other (At-Grade) Single-Lane	2015	Previously a traffic circle ICD estimated from Google Maps linework.
Markham, ON York Canada	Wilfred Murison Ave. / Harbord St. (43.88567, -79.31277)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.8235	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Markham, ON York Canada	William Berczy Blvd. / Beckett Ave. (43.88444, -79.30585)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.5968	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Markham, ON York Canada	Harbord St. / Beckett Ave. (43.88279, -79.31197)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.6855	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Mississauga, ON Peel Canada	Duke of York Blvd. / Square One Dr. (43.59181, -79.64742)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.0056	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Mississauga, ON Peel Canada	Hazelton Pl. / Plantation Pl. (43.55342, -79.71753)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 13.8491	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Pueblo, CO Pueblo Co. United States	N Purcell Rd. / E Platteville Blvd. (38.35647, -104.69429)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.7158	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Franklin Lakes, NJ Bergen Co. United States	Franklin Lake Rd. / High Mountain Rd. (40.99348, -74.21235)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.2409	Other (At-Grade) Single-Lane	2014	Upgraded from a neighborhood traffic circle in 2014 ICD estimated from Google Maps linework.
Belmont, MA Middlesex Co. United States	Orchard St / Stone St (42.39213, -71.16707)	Traffic Calming Circle Existing	Uncontrolled None	3 Approaches 6 Driveways 57.3345	Other (At-Grade) Single-Lane		No traffic signs nor pavement markings present. ICD estimated from Google Maps linework.
Princeton, NJ Mercer Co. United States	Alexander St. / University Pl. (40.34305, -74.66085)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 30.0398	Other (At-Grade) Single-Lane	2014	Bike sharrows and parking cutouts on one leg. ICD estimated from Google Maps linework.
Princeton, NJ Mercer Co. United States	Elm Dr. / South Dr. (40.34078, -74.65595)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 1 Driveways 29.1305	Other (At-Grade) Single-Lane	2000	Year Completed estimated (1997-2002). ICD estimated from Google Maps linework.
Watertown, SD Codington Co. United States	US 81 (5th St.) / 20th Ave. SE (44.87638, -97.10890)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2018	First roundabout by South Dakota Department of Transportation.
Sioux Falls, SD Lincoln Co. United States	Louise Ave. / 271st St. (43.46078, -96.76732)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 44.2118	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Boston, MA Suffolk Co. United States	Northern Ave / Massport Haul Rd / Fid Kennedy Rd (42.34767, -71.03621)	Traffic Calming Circle Existing	Other None	4 Approaches 1 Driveways 24.7154	Other (At-Grade) Single-Lane		New pavement markings (roundabout like) on approaches in June 2017. Control Type: 2 yield (Northern Ave), 1 stop Massport Haul Rd and 1 uncontrolled (stop sign is missing?) (Fid Kennedy Ave). ICD estimated from Google Maps linework.
Medford, MA Middlesex Co. United States	Highland Ave. / Woodland Rd. / Elm St. (42.44247, -71.09392)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.3400	Other (At-Grade) Single-Lane	2015	Added roundabout style pavement markings on approaches and definition of circulating roadway in approx. 2015. Right-turn-only lane and two-lane exit on north leg.
Hasbrouck Heights, NJ Bergen Co. United States	Passaic Ave. / Boulevard (40.85798, -74.08175)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 54.1986	Other (At-Grade) Single-Lane		Very narrow splitter islands. ICD estimated from Google Maps linework.
Toronto, ON Toronto Canada	Port Union Rd. / Bridgend St. (43.77682, -79.13549)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 31.0447	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Markham, ON York Canada	Swan Lake Blvd. / Lakeside Vista Way. (43.89623, -79.25077)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 38.0000	Other (At-Grade) Single-Lane	2001	Year Completed estimated (2000-2001).
Aloha, OR Washington Co. United States	SW 175th St. / SW Kemmer Rd. (45.45121, -122.85724)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.3785	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Bossier City, LA Bossier Par. United States	W 1st St. / Spears St. (32.52108, -93.73971)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.2256	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Bossier City, LA Bossier Par. United States	W 1st St. / Margaritaville Way / Colquitt St. (32.52193, -93.73982)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.2112	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Weymouth, MA Norfolk Co. United States	North St / East St / Norton St (42.23165, -70.94496)	Traffic Calming Circle Existing	Other None	4 Approaches 1 Driveways 25.6453	Other (At-Grade) Single-Lane		Control Type is Mixed: Yield on circular road, stop on East St approach, yield on North St SB approach ICD estimated from Google Maps linework.
Somerset, MA Bristol Co. United States	Brayton Ave / Riverside Ave / Wilbur Ave (41.72272, -71.16043)	Rotary Existing	Other None	4 Approaches 1 Driveways 33.8738	Other (At-Grade) Single-Lane		Brayton approach is stop-controlled ICD estimated from Google Maps linework.
Forest Park, MO St. Louis City Co. United States	Hampton Ave. / Concourse Dr. / Wells Dr. (38.63316, -90.28546)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.7207	Other (At-Grade) Single-Lane	2009	Right-turn bypass lane merge in crosswalk area. ICD estimated from Google Maps linework.
Forest Park, MO St. Louis City Co. United States	Concourse Dr. / Washington Dr. (38.63495, -90.28480)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 23.3234	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Forest Park, MO St. Louis City Co. United States	Government Dr. / Wells Dr. (38.63437, -90.30113)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.7814	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Quincy, MA Norfolk Co. United States	Palmer St / Yardarm Ln / Bicknell St (42.25300, -70.96574)	Rotary Existing	Uncontrolled None	4 Approaches 2 Driveways 70.7217	Other (At-Grade) Single-Lane		Neighborhood area ICD estimated from Google Maps linework.
Boston, MA Suffolk Co. United States	Dominic J Bianculli Blvd / University Dr (42.31403, -71.04246)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 37.0930	Other (At-Grade) Single-Lane	2018	This rotary seems to have been demolished in 2016 and converted to a roundabout in 2018. ICD estimated from Google Maps linework.
Brookline, MA Norfolk Co. United States	Chestnut St / Pond Ave (42.32283, -71.11966)	Rotary Existing	All-Way Yield None	3 Approaches 1 Driveways 36.2047	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Sundre, AB Alberta Canada	Hwy 27 (Main Ave. W) / 2nd St. (51.79706, -114.64184)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2017	Temporary, modular installation.
Jackson, GA Butts Co. United States	GA 36 / Keys Ferry Rd. / Barnetts Bridge Rd. (33.38354, -83.90334)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	Initially installed in 2017 as a modular, rapid-install roundabout (ICD = 70 ft). Converted to single-lane roundabout with raised central island in 2022. https://www.jacksonprogress-argus.com/news/roundabout-replacement-at-hwy-36-and-barnetts-bridge-road-in-butts-county-begins-jan-31/article_58c8363c-806c-11ec-be5a-efce5e2209d4.html
Somerville, MA Middlesex Co. United States	Great River Rd. / Grand Union Blvd. (42.39621, -71.08140)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.7524	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
North Plymouth, MA Plymouth Co. United States	Water St. / South Park Ave. (41.96132, -70.66773)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.5310	Other (At-Grade) Single-Lane	2014	rotary conversion ICD estimated from Google Maps linework.
Toronto, ON Toronto Canada	Connaught Cir. / Claxton Blvd. (43.68917, -79.42497)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 39.7263	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Laurelwood Dr / James Downey Way (43.47541, -80.56870)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.6010	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Laurelwood Dr / Beaver Creek Rd (43.47220, -80.57985)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.9349	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Laurelwood Dr. / Blue Beach Blvd. (43.46997, -80.59517)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2001-2004).
Kitchener, ON Waterloo Canada	Grand Flats Trail / Eden Oak Trail (43.45085, -80.40324)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.4794	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.