Roundabouts Database Index

28850 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
New Orleans, LA Orleans Par. United States	1 Collins Diboll Circle (29.98645, -90.09329)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 106.5494	Other (At-Grade) Single-Lane		Building in center of circle with on-street parking on circulatory roadway. ICD estimated from Google Maps linework.
Lakeville, MA Plymouth Co. United States	Rte. 44 / Rte. 28 / Rte. 18 (41.90274, -70.95914)	Rotary Existing	Unknown Unknown	5 Approaches 0 Driveways 106.6697	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Houston, TX Harris Co. United States	Hermann Circle (29.72156, -95.39095)	Other Existing	Other Unknown	0 Approaches 0 Driveways 106.6800	Other (At-Grade) Multilane (3+ Lane)	1916	Traffic Circle surveyed as part of 1916 plan for Hermann Park. Paved 1924. Some stop controlled, some free flow movements.
North Castle, NY Westchester Co. United States	Kensico Circle (Bronx River Pkwy. / Taconic State Pkwy. / Park Dr. E) (41.06839, -73.76943)	Rotary Existing	Other Unknown	3 Approaches 0 Driveways 106.6800	Other (At-Grade) Multilane (3+ Lane)		Yield sign on circulatory roadway; stop sign on one approach.
Flemington, NJ Hunterdon Co. United States	Rte 12 / Main St. / Reaville Ave. (40.50183, -74.85851)	Rotary Existing	All-Way Yield None	5 Approaches 6 Driveways 106.6800	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2010	Oval shaped. ICD = 350 ft x 265 ft. Minor movements need to change lanes for some movements. Modified 2009-2010 to have yield on entry with original rotary geometry. 21442
Arlington, TX Tarrant Co. United States	Road to Six Flags St. / Nolan Ryan Expressway (32.75547, -97.08702)	Other Existing	All-Way Yield None	2 Approaches 2 Driveways 106.6800	Other (At-Grade) Multilane (3+ Lane)	1993	Located northwest of Rangers Stadium Ballpark.
Sonnarp, Skåne County Örkelljunga kommun Sweden	/Rte 24 / E4 Ramps (56.28422, 13.34145)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 106.6800	Freeway Ramps (Grade-Separated) Single-Lane		Elliptical shaped. Completed on or before 2009.
Wall Township, NJ Monmouth Co. United States	RT-34 S / Allaire Rd. (40.15011, -74.09599)	Rotary Existing	Other Unknown	4 Approaches 0 Driveways 106.8086	Other (At-Grade) Multilane (2 Lane, unspecified)		Built in the 1930s. Yield signs on Allaire Rd approaches; some kind of traffic lights on Rt 34 approaches. ICD estimated from Google Maps linework.
Mytishchi, Moscow Mytishchi Russia	Ulitsa Mira / Yubileyinaya Ulitsa (55.91700, 37.72498)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 107.0000	Other (At-Grade) Multilane (3+ Lane)
Naaldwijk, South Holland Westland Netherlands	Vlietpolderplein (51.98100, 4.21947)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 107.3997	Other (At-Grade) Multilane (3+ Lane)		Turbo roundabout. Pedestrian overcrossing through central island. ICD estimated from Google Maps linework.
Ängelholm, Skane County Ängelholm Sweden	Kippanvägen / E20 Ramps (56.25169, 12.89852)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 107.4877	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Trenton, NJ Mercer Co. United States	Brunswick Circle (Brunswick Ave. / Lawrenceville Rd. / Stawberry St.) (40.24528, -74.74283)	Rotary Existing	Other Unknown	5 Approaches 0 Driveways 107.5704	Unknown Multilane (2 Lane, unspecified)		Vehicles in circulatory roadway must yield to the northeast entry. ICD estimated from Google Maps linework.
Metairie Terrace, LA Jefferson Par. United States	Causeway Blvd. (LA 3046) / US 61 (Airline Hwy.) (29.97476, -90.15636)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 107.5965	Other (At-Grade) Unknown		Single-point interchange using one circle. Entire circle is on causeway structure over railroad yards. ICD estimated from Google Maps linework.
Cologne, North Rhine-Westphalia Cologne Germany	Verteilerkreis (50.89245, 6.96726)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 2 Driveways 107.7299	Other (At-Grade) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Huntsville, AL Madison Co. United States	Brafferton Blvd. / Nicholson Dr. / Durfet Dr. (34.79398, -86.78999)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 107.8873	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Mashpee, MA Barnstable Co. United States	Nathan Ellis Hwy (Rte 151) / Falmouth Rd. (Rte 28) / Great Neck Road (41.61840, -70.48709)	Rotary Existing	All-Way Yield Unknown	4 Approaches 2 Driveways 108.0363	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Uppsala, Uppsala County Uppsala Sweden	Tycho Hedéns väg / Svartbäcksgatan / Rte 72 Ramps (59.88058, 17.62244)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 108.4767	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Warwick, RI Kent Co. United States	Greenwich Ave. / Centerville Rd. / Veterans Memorial Dr. (41.70038, -71.46021)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 108.7906	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Roundabout fully operational in Fall 2016. Minor landscaping work and minor curb work required to fully complete construction. New roadway - Veteran's Memorial Drive Extension not shown on mapping. This new road connects to the new roundabout at Toll Gate Road to the west. ICD estimated from Google Maps linework.
South Jordan, UT Salt Lake Co. United States	River Front Pkwy. / 10750 South (40.55468, -111.91360)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 108.8921	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Functional Class: Arterial ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	Prairie Falcon Pkwy. / Killdeer St. (39.98546, -104.74473)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 108.8973	Other (At-Grade) Single-Lane	2000	Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Centralville, MA Middlesex Co. United States	Hunts Falls Bridge / VFW Hwy Ramps (42.64822, -71.29907)	Rotary Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 108.9292	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Rotary interchange. ICD estimated from Google Maps linework.
Odenslunda, Stockholm County Upplands Väsby Sweden	Rte 268 / E4 Ramps (59.51448, 17.92414)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 109.0633	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Malmo, Skane County Malmo Sweden	Ystadvägen / Inre Ringvägen Ramps (55.56971, 13.04528)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 109.3949	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Bear Mountain, NY Rockland Co. United States	US 6 / Seven Lakes Dr. (41.30530, -74.03460)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 109.4564	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Portland, OR Multnomah Co. United States	SE 30th Ave. / SE Grant St. (E) (45.50726, -122.63473)	Traffic Calming Circle Existing	Unknown None	3 Approaches 0 Driveways 109.6480	Other (At-Grade) Single-Lane	1990	Completed 4/16/1990. ICD estimated from Google Maps linework.
Uppsala, Uppsala County Uppsala Sweden	Rte 55 / Rte 288 / E4 Ramps (59.88811, 17.66965)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 109.6505	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Anton, TX Hockley Co. United States	Main Ave. / E 4th St. (33.81092, -102.16325)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 109.7277	Other (At-Grade) Single-Lane	1924	Buildings and parking in central island.
Houston, TX Harris Co. United States	Broadway / Park Pl. / I-45 Frontage Roads (29.68551, -95.27756)	Signalized Roundabout/Circle Existing	Signal Unknown	6 Approaches 0 Driveways 109.7280	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	1954	Original 1920s circle contained interurban railway station; centerpiece of transit oriented development. Circle converted to conventional intersection after interurban was abandoned in 1936. Circle reconstructed 1954 as part of Gulf Freeway, following old ROW.
Fleming, NY Cayuga Co. United States	W Lake Rd. / White Bridge Rd. / Lake Ave. / Sand Beach Rd. / (park access) (42.90470, -76.54446)	Rotary Existing	Other None	5 Approaches 0 Driveways 109.7280	Other (At-Grade) Single-Lane		Mixture of Yield and Stop signs.
Washington, DC United States	Chevy Chase Circle (Connecticut Ave. NW / Western Ave. NW / Chevy Chase Pkwy. NW / Grafton St.) (38.96761, -77.07716)	Rotary Existing	All-Way Yield None	7 Approaches 0 Driveways 109.7280	Other (At-Grade) Multilane (3+ Lane)		On boundary between DC and Maryland (Western Ave. is the boundary). Pedestrian access to central island.
London, ON Middlesex Canada	Raleigh Blvd. / Tillmann Rd. (42.93469, -81.30829)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 110.0000	Other (At-Grade) Single-Lane	2010	completed 2010 based on Google historical aerials
Kuching, Sarawak Bahagian Kuching Malaysia	Rte 1002 / (unknown) (1.59920, 110.43140)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 110.0000	Other (At-Grade) Multilane (3+ Lane)
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Sherip Masahor / Jalan Taman Hui Sing (1.51238, 110.34372)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 110.0000	Other (At-Grade) Multilane (3+ Lane)		Concentric striped circulatory roadway.
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Stutong / Jalan Tabuan Laru (1.50515, 110.37383)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 110.0000	Other (At-Grade) Multilane (3+ Lane)
Loveland, CO Larimer Co. United States	N. Boyd Lake Dr. / Mountain Lion Dr. (40.40535, -105.02098)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 110.0440	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	East leg stubbed. ICD estimated from Google Maps linework.
Löddeköpinge, Skane County Kävlinge Sweden	Saxtorpsvägen / E20 Ramps (55.82191, 12.93512)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 111.3751	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Lawrence, KS Douglas Co. United States	Sunflower Park Rd / Inverness Dr (38.93745, -95.29810)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 111.4785	Other (At-Grade) Single-Lane	2001	Next to Sunflower Elementary School and Southwest Junior High School. Functional Class: Collector ICD estimated from Google Maps linework.
Greenvale, VIC Australia	Sunbury Rd. / Oaklands Rd. (-37.64399, 144.83469)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 112.5376	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Pojoaque, NM Santa Fe Co. United States	Cities of Gold Rd / West Gutierrez Street (35.88258, -106.01321)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 113.2172	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Gothenburg, Vastra Gotaland County Gothenburg Sweden	Gärdsåsmotet (57.75579, 12.04478)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 113.4232	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Edmonds, WA Snohomish Co. United States	212th St. SW / 84th Ave. W / SW Bowdoin Way (47.80701, -122.34716)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 113.9049	Other (At-Grade) Single-Lane	2014	Open November 2014. ICD estimated from Google Maps linework.
Kihei, HI Maui Co. United States	Waiapo St. / Oluea St. (20.76022, -156.45500)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 113.9119	Other (At-Grade) Single-Lane	2007	Painted splitter islands. Functional Class: Local ICD estimated from Google Maps linework.
Gloucester, MA Essex Co. United States	Grant Circle [Rte 128 (Yankee Division Hwy) / Rte 127 / Washington St.] (42.62204, -70.67609)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 114.3000	Other (At-Grade) Multilane (2 Lane, unspecified)	1952
Arlington, VA Arlington Co. United States	Memorial Dr. / Arlington Memorial Bridge (38.88573, -77.06004)	Rotary Existing	Unknown Unknown	0 Approaches 0 Driveways 114.3488	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Stratham, NH Rockingham Co. United States	Portsmouth Ave. / College Rd. (43.02268, -70.91644)	Rotary Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 114.3832	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Tulsa, OK Tulsa Co. United States	E. Admiral Pl. / Mingo Rd. (36.16057, -95.86876)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 114.7468	Other (At-Grade) Single-Lane		Functional Class: Arterial ICD estimated from Google Maps linework.
Wenatchee, WA Chelan Co. United States	S Western Ave. / Cherry St. (47.41556, -120.34606)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 114.7606	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	https://www.wenatcheeworld.com/news/local/western-and-cherry-roundabout-set-to-open/article_bad76724-a124-5e7c-ab09-dcfb897a2676.html ICD estimated from Google Maps linework.
Matjhabeng, Free State Lejweleputswa South Africa	M1 (Koppie Alleen Rd.) / Jan Hofmeyr Rd. / Volks Rd. (-27.98289, 26.76217)	Roundabout Existing	All-Way Yield Unknown	6 Approaches 0 Driveways 115.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Tuttle West, OH Franklin Co. United States	Bow Falls Blvd. / Cross River Falls Blvd. / Rainbow Falls St. (40.05861, -83.17153)	Traffic Calming Circle Existing	Other Unknown	4 Approaches 0 Driveways 115.1795	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	N 45th Ave. / Oxbow Dr. (39.99866, -104.76214)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 115.2808	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Buffalo, NY Erie Co. United States	Niagara Square (42.88642, -78.87815)	Other Existing	Other Other	7 Approaches 0 Driveways 115.5118	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Hilton Head Island, SC Beaufort Co. United States	Coligny Circle (Forest Beach Dr. / Pope Ave.) (32.14239, -80.75164)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 115.8240	Other (At-Grade) Single-Lane
Southwood, FL Leon Co. United States	Four Oaks Blvd. / Blair Stone Rd. (30.40359, -84.22427)	Rotary Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 115.8240	Other (At-Grade) Multilane (2 Lane, unspecified)
Nijmegen, Gelderland Nijmegen Netherlands	Keizer Karelplein (51.84214, 5.85935)	Signalized Roundabout/Circle Existing	Signal Unknown	6 Approaches 0 Driveways 115.8491	Other (At-Grade) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Adeje, Canary Islands Santa Cruz de Tenerife Spain	Plaza del Duque, 17 (28.09092, -16.73916)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 115.9002	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Fracc Guadalupana, Jalisco Guadalajara Mexico	Avenida Fray Antonio Alcalde / Avenida Cvln. División del Norte (20.70512, -103.34711)	Signalized Roundabout/Circle Unknown	Signal Unknown	4 Approaches 0 Driveways 116.1877	Other (At-Grade) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Rotterdam, South Holland Rotterdam Netherlands	N471 / A20 Ramps (51.93857, 4.46121)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 116.3371	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Lund, Skane County Lund Sweden	Fjelievägen / Norra Ringen / Öresundsvägen / Väastra Ringen (55.71498, 13.16349)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 116.3905	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Redmond, WA King Co. United States	NE 116th St. / 162nd Ave. NE (47.70420, -122.12313)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 116.5413	Other (At-Grade) Single-Lane	2014	Open May 2014. ICD estimated from Google Maps linework.
Wilmington, NC New Hanover Co. United States	River Rd. / (unknown) (34.15063, -77.94087)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 116.6293	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Wellington, KS Sumner Co. United States	US 160 (E 15th St.-E 16th St.) / N A St (37.27534, -97.39388)	Roundabout Existing	Unknown None	4 Approaches 0 Driveways 116.8953	Other (At-Grade) Single-Lane	2011	Open November 2011. ICD estimated from Google Maps linework.
Helsingborg, Skane County Helsingborg Sweden	Bergavägen / Drottninghögsvägen / Ängelholmsleden Ramps (56.06762, 12.72104)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 118.0043	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Randle Circle (Mass. Ave. / Minn. Ave. / K St.) (38.87810, -76.96148)	Signalized Roundabout/Circle Existing	Signal None	7 Approaches 0 Driveways 118.0801	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Apollo Beach, FL Hillsborough Co. United States	Covington Stone Ave. / Nottinghill Sky Dr. / Brighton Park Dr. / Monarch Park Dr. / Somerset Garden Way (27.78024, -82.36498)	Other Existing	All-Way Yield None	5 Approaches 0 Driveways 118.3473	Other (At-Grade) Single-Lane		Pedestrian access in central island. ICD estimated from Google Maps linework.
Nantes, Loire Region Loire-Atlantique France	Cours John Kennedy / Avenue Carnot (47.21542, -1.54772)	Roundabout Existing	All-Way Yield Unknown	2 Approaches 0 Driveways 118.4411	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Ayer, MA Middlesex Co. United States	Main St. (Rte 2A, Rte 111) / Sandy Pond Rd. / Littleton Rd. (Rte 2A, Rte 110) / Harvard Rd. (Rte 110, Rte 111) / Barnum Rd (42.55279, -71.57239)	Rotary Existing	Other None	5 Approaches 0 Driveways 118.7740	Other (At-Grade) Single-Lane		All-Yield Control expect for Barnum Rd (Stop-controlled) ICD estimated from Google Maps linework.
(unincorporated), MA Barnstable Co. United States	Rte 6A / Rte 28 (gateway to Cape Cod) (41.74313, -70.58651)	Rotary Existing	All-Way Yield None	0 Approaches 0 Driveways 118.8720	Other (At-Grade) Multilane (2 Lane, unspecified)
The Colony, TX Denton Co. United States	Cresent Dr. / Cascades Ct. / Stone Creek Dr. / Fallwater Trl. (33.08178, -96.85990)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 118.8720	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Pedestrian access to central island.
Jupiter, FL Palm Beach Co. United States	S. Central Blvd. / Frederick Small Rd. (26.89750, -80.11127)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 119.2938	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	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.
Dakota Dunes, SD Union Co. United States	Dakota Dunes Blvd. / E Sawgrass Trl. (42.49039, -96.49223)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 119.4816	Other (At-Grade) Single-Lane
Portland, OR Multnomah Co. United States	NE 37th Ave. / Brazee St. (45.54057, -122.62500)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 119.6213	Other (At-Grade) Single-Lane	1987	Completed 10/16/1987. ICD estimated from Google Maps linework.
Brighton, CO Adams Co. United States	N 42nd Ave. / Clover Ln. (39.99227, -104.76718)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 119.8666	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Washington Circle (Penn. Ave. / New Hampshire Ave. / 23rd St. / K St.) (38.90252, -77.05010)	Signalized Roundabout/Circle Existing	Signal None	8 Approaches 0 Driveways 119.8984	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Matjhabeng, Free State Lejweleputswa South Africa	M1 (Koppie Alleen Rd.) / Constantia Rd. / Nourse St. / Honeyball St. (-27.97482, 26.76292)	Roundabout Existing	All-Way Yield Unknown	6 Approaches 0 Driveways 120.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Belian / Jalan Mersawa (1.55877, 110.38910)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 120.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Oval shaped. ICD = 120 m x 105 m.
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.
Flemington, NJ Hunterdon Co. United States	Rte 12 / Mine St. / Sargeantsville-Flemington Rd. (40.50440, -74.87123)	Rotary Existing	Other None	4 Approaches 1 Driveways 120.3960	Other (At-Grade) Single-Lane		Yield signs on circulatory roadway. ICD = 450 ft x 340 ft.
Washington, DC N/A Co. United States	Grant Circle (New Hampshire Ave. / Illinois Ave. / Varnum St. / NW 5th St.) (38.94312, -77.01926)	Rotary Existing	All-Way Stop None	8 Approaches 0 Driveways 120.7587	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Logan Circle (Rhode Isl. Ave. / Vermont Ave. / 13th St. / P St.) (38.90965, -77.02963)	Signalized Roundabout/Circle Existing	Signal None	5 Approaches 0 Driveways 120.8157	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
San Francisco, CA San Francisco Co. United States	Juan Bautista Circle (37.71804, -122.47795)	Other Existing	All-Way Stop Unknown	7 Approaches 0 Driveways 120.9281	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
Boondall, QLD Australia	Bicentennial Rd. / M1 Ramps (-27.34124, 153.07580)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 120.9433	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Sarasota, FL Sarasota Co. United States	South Gate Circle (Tuttle Ave. / Siesta Dr.) (27.30536, -82.51414)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 120.9825	Other (At-Grade) Unknown		Yield control on circulatory roadway. ICD estimated from Google Maps linework.
Portland, OR Multnomah Co. United States	NE 7th Ave. / NE Sacramento St. (45.53955, -122.65862)	Traffic Calming Circle Existing	Unknown None	4 Approaches 0 Driveways 121.2965	Other (At-Grade) Single-Lane	1992	Completed 1/9/1992. ICD estimated from Google Maps linework.
Nacka, Stockholm County Stockholm Sweden	Rte 260 / Rte 222 Ramps (59.30818, 18.11292)	Rotary Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 121.9219	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
New York, NY Manhattan Co. United States	Columbus Circle (7th Ave. / Broadway / Central Park West / Central Park South) (40.76808, -73.98187)	Signalized Roundabout/Circle Existing	Signal None	5 Approaches 0 Driveways 123.0168	Other (At-Grade) Multilane (3+ Lane)	1905	ICD estimated from Google Maps linework.
Chattanooga, TN Hamilton Co. United States	Gunbarrel Rd. / Standifer Gap Rd. / Allemande Way (35.04891, -85.14455)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 123.1967	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Milton Keynes, England Buckinghamshire United Kingdom	Portway / A5 Ramps (52.03735, -0.78203)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 123.4277	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Boston, MA Suffolk Co. United States	Broadway / Main (42.40244, -71.06048)	Rotary Existing	Unknown Unknown	0 Approaches 0 Driveways 123.4694	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Port Elgin, NB Westmorland Canada	Trans Canada Hwy / Hwy 15 / Shemogue Rd. (46.05419, -64.09329)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 123.4968	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Royal Palm Beach, FL Palm Beach Co. United States	Belvedere Rd. / Grandview Way (26.69390, -80.20962)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 123.7762	Other (At-Grade) Single-Lane	2005	Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework.
Norrköping, Ostergotland County Norrköping Sweden	Linköpingsvägen / E22 / Riksvägen Ramps (58.58404, 16.14896)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 123.8856	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Lynn, MA Essex Co. United States	Lynn Way / Nahant Rd. (42.45684, -70.93676)	Rotary Existing	Unknown Unknown	3 Approaches 0 Driveways 124.2434	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Topeka, KS Shawnee Co. United States	46th St. / US 75 Ramps (39.12934, -95.71959)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 124.9680	Freeway Ramps (Grade-Separated) Single-Lane	2002	Roundabout under structure as part of single-point interchange. Elliptical shaped. ICD = 410 ft x 270 ft. Original intersection was at grade. Completed November 2002.
Lund, Skane County Lund Sweden	Norra Ringen / E22 Ramps (55.71916, 13.22365)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 125.1232	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Saluda, SC Saluda Co. United States	US 378 / SC 391 (34.04264, -81.54423)	Rotary Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 125.6850	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Lincoln, NE Lancaster Co. United States	S Coddington Ave. / W Van Dorn St. (40.78450, -96.74937)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 125.6993	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Athol, ID Kootenai Co. United States	SR 54 / N Good Hope Rd. / N Perimeter Rd. (47.94732, -116.61237)	Rotary Existing	Other None	4 Approaches 0 Driveways 126.4920	Other (At-Grade) Multilane (2 Lane, 2x1 max)		Yield signs on circulatory roadway. Elliptical shaped. ICD = 415 ft x 370 ft.
Irvine, CA Orange Co. United States	Nimitz / (parking lot) (33.69345, -117.76722)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 127.1939	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Havana, Havana Cuba	Calle 114 / Carretera a Rancho Boyeros (23.04930, -82.41934)	Rotary Existing	Other Unknown	3 Approaches 0 Driveways 127.4821	Other (At-Grade) Multilane (3+ Lane)		Mix of yield-controlled and uncontrolled entries. ICD estimated from Google Maps linework.