Roundabouts Database Index

30320 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
Medina, OH Medina Co. United States	Columbia Rd. / Spieth Rd. (41.18074, -81.92515)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.2481	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Ellicott City, MD Howard Co. United States	Columbia Rd. / Hemlock Cone Way / Kingscup Ct. (39.24949, -76.83326)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.3360	Other (At-Grade) Single-lane w/ Traversable Central Island	2019
Deerfield, OH Warren County United States	Columbia Rd. / Davis Rd. / Myrtle Ave. (39.30098, -84.27895)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2025	Replaced two offset intersections. https://www.choosedeerfield.com/news/columbia-road-and-davis-road-myrtle-ave-intersection-closure-for-2-weeks/
Kennewick, WA Benton Co. United States	Columbia Park Drive #2 (46.22223, -119.14630)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.5366	Other (At-Grade) Single-Lane	2001	Completed February 2001 Functional Class: Local ICD estimated from Google Maps linework.
Kennewick, WA Benton Co. United States	Columbia Park Drive #1 (46.22221, -119.15110)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.8367	Other (At-Grade) Single-Lane	2001	Completed February 2001. Functional Class: Local ICD estimated from Google Maps linework.
Grand View North, UT Utah Co. United States	Columbia Ln. / N 950 W / W 1700 N (40.25684, -111.67551)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.3437	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Columbia Gorge Pkwy. / (unknown) (38.92607, -92.25845)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.7324	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
West Columbia, SC Lexington Co. United States	Columbia Circle (Lexington Dr. / Boston Ave.) (33.94995, -81.11397)	Rotary Existing	All-Way Yield None	3 Approaches 0 Driveways 90.1561	Other (At-Grade) Single-Lane		Painted splitter islands on two legs. ICD estimated from Google Maps linework.
Dotsero, CO Eagle Co. United States	Colorado River Rd. / US 6 / I-70 Frontage Rd. / I-70 WB On-Ramp (39.64841, -107.06570)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Freeway Ramps (Grade-Separated) Single-Lane	2013	Year Completed estimated (2011-2015).
Idaho Springs, CO Clear Creek Co. United States	Colorado Blvd. / I-70 WB Ramps (39.74195, -105.49607)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Freeway Ramps (Grade-Separated) Single-Lane	2015
Frederick, CO Weld Co. United States	Colorado Blvd. / 5th St. (40.09868, -104.94236)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2016	Striped out inside circulating lane and inside entry lanes on north and south legs, with evidence of vehicle paths traveling over striped circulatory roadway area. Year Completed estimated (2015-2017).
Grand Junction, CO Mesa Co. United States	Colorado Ave. / S. 2nd St. (39.06636, -108.56950)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 25.9643	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Joint Base Lewis-McChord, WA Pierce Co. United States	Colorado Ave. / Garcia Blvd. (47.09688, -122.58387)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.4657	Other (At-Grade) Single-Lane	2015	Open January 2015. ICD estimated from Google Maps linework.
Walnut, CA Orange Co. United States	Colorado (St.) (33.71340, -117.79113)	Other Existing	Unknown Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		Havard Square Park.
Cypress, TX Harris Co. United States	Colony Shore Dr. / N Settlers Shore Dr. / Fullers Grant Ct. (29.95341, -95.73319)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Cypress, TX Harris Co. United States	Colony Shore Dr. / E Colony Shore Dr. / S Colony Shore Dr. (29.95433, -95.73393)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Spring Grove Plantation, SC Berkeley Co. United States	Colony Post Loop / Plantation Grove Blvd. (33.07839, -80.01052)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 42.6717	Other (At-Grade) Single-Lane	2005
Moncks Corner, SC Berkeley Co. United States	Colony Post Loop / Caretaker Trl. (33.07825, -80.00718)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2005
Williamsburg, VA James City Co. United States	Colonial Heritage Blvd. / Harrington Commons / Chapel Xing (37.34606, -76.77094)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 74.0590	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Buffalo, NY Erie Co. United States	Colonial Circle (Richmond Ave. / Lafayette Ave.) (42.92026, -78.88171)	Other Existing	Unknown Unknown	0 Approaches 0 Driveways 71.7180	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Colonial Place-Riverview, VA Norfolk City United States	Colonial Circle (36.88400, -76.28676)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Orlando, FL Orange Co. United States	Colonial Center Pkwy. / Parking lot access (28.79184, -81.35422)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 46.0539	Other (At-Grade) Single-Lane		Part of retail shopping center/office park development. Series of three roundabouts. Functional Class: Local ICD estimated from Google Maps linework.
Roanoke, VA Roanoke City Co. United States	Colonial Ave. SW / Winding Way Rd. SW (37.24543, -79.97470)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 19.9657	Other (At-Grade) Single-Lane	2018	https://www.roanoke.com/news/local/roundabout-makeover-starts-tuesday-on-colonial-avenue-by-community-college/article_975d6b20-fc2e-50c5-95d0-680a8e9686ce.html ICD estimated from Google Maps linework.
Roanoke, VA Roanoke City Co. United States	Colonial Ave. SW / Overland Rd. SW (37.24804, -79.96884)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 30.4228	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	https://www.roanoke.com/news/local/roundabout-makeover-starts-tuesday-on-colonial-avenue-by-community-college/article_975d6b20-fc2e-50c5-95d0-680a8e9686ce.html ICD estimated from Google Maps linework.
Roanoke, VA Roanoke City Co. United States	Colonial Ave SW / McNeil Dr SW (37.24677, -79.97179)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.6204	Other (At-Grade) Unknown	2018	ICD estimated from Google Maps linework.
Culpeper, VA Culpeper Co. United States	Colonel Jameson Blvd. / Old Rixeyville Rd. (38.47972, -77.99637)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 54.2274	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Colchester, England Essex United Kingdom	Colne Bank Roundabout [A133 (Colne Bank Ave.) / A134 (Westway)] (51.89686, 0.89114)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Coomera, Queensland Gold Coast Australia	Colman Rd. / Ragamuffin Dr. E (-27.83287, 153.36967)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Coomera, Queensland Gold Coast Australia	Colman Rd. / Ragamuffin Dr. / Ragamuffin Dr. W (-27.83886, 153.36144)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Frisco, TX Collin Co. United States	Collinsbrook Dr. / Heartland Dr. (33.19997, -96.76949)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5277	Other (At-Grade) Single-Lane	2018
Southampton, NY Suffolk Co. United States	Collins Way / Roger's Way (40.84344, -72.64335)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.3684	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Eaton, CO Weld Co. United States	Collins St. (CR 74) / CR 35 (40.52442, -104.73663)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://townofeaton.colorado.gov/news-article/eatons-new-roundabout-collins-and-cr-35
Ingleburn, New South Wales Campbelltown Australia	Collins Promenade / Chester Rd. (-34.01125, 150.87174)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Lawrenceville, GA Gwinnett Co. United States	Collins Hill Extension / N Clayton Connector Rd. (33.96590, -83.98927)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2021
Lawrenceville, GA Gwinnett Co. United States	Collins Hill Extension / Anderson Dr. (33.96945, -83.99059)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2021
Collingwood Park, Queensland Ipswich Australia	Collingwood Dr. / Br Ted Magee Dr. / Sunnygold St. (-27.63910, 152.84939)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Braden River, FL Manatee Co. United States	Collingwood Ct. / Collingwood Ct. (27.39470, -82.46970)	Other Existing	Unknown None	3 Approaches 4 Driveways 53.6445	Other (At-Grade) Single-Lane
Lakewood Ranch, FL Manatee Co. United States	Collingtree Crossing / Berwick Terrace (27.40404, -82.37169)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2014
Erie, CO Weld Co. United States	Colliers Blvd. / Colliers Pkwy. / Orion Cir. (40.04713, -105.03536)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2014).
Kilsyth South, Victoria Maroondah Australia	Collier Rd. / Pioneer Way / Handasyde Ave. (-37.83411, 145.30904)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
West Valley City, UT Salt Lake Co. United States	Collie Dr. / Dalmatian St. / Labrador Cir. (40.70477, -112.05642)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2004
Colorado Springs, CO El Paso Co. United States	Collegiate Dr. / Michael Dr. (38.89928, -104.78230)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 16.7308	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Rochester, MN Olmsted Co. United States	College View Rd. E / College Dr. SE / Energy Pkwy. NE (44.02146, -92.42905)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8637	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2021
Asheville, NC Buncombe Co. United States	College St. / Valley St. / Oak St. (35.59719, -82.54733)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.1343	Other (At-Grade) Single-Lane	2005	Entrance to downtown. Downtown redevelopment - "road diet". ICD estimated from Google Maps linework.
Mooresville, NC Iredell Co. United States	College St. / S Church St. (35.57668, -80.81736)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.4552	Other (At-Grade) Single-lane w/ Traversable Central Island	2014	ICD estimated from Google Maps linework.
Liberty, MO Clay Co. United States	College St. / N Blue Jay Dr. (39.24628, -94.44898)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2005
St Helens, England Merseyside United Kingdom	College St. / Corporation St. (53.45532, -2.73826)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2+ lanes) w/ Traversable Central Island
Palmerston North, Wanganui-Manawatu Palmerston North New Zealand	College St. / Cook St. (-40.36603, 175.60728)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Lacey, WA Thurston Co. United States	College St. / 45th Ave. (47.00710, -122.82310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.0923	Other (At-Grade) Multilane (2 Lane, unspecified)	2002	Completed November 6, 2002. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Auckland, Auckland Auckland New Zealand	College Rd. / Merton Rd. (-36.87957, 174.84054)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Baxter, MN Crow Wing Co. United States	College Rd. / Cypress Dr. (46.34477, -94.23372)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Multilane (2 Lane, unspecified)	2020	Right-turn-only lanes on north and south legs. Year Completed estimated (2018-2021).
Providence, RI Providence Co. United States	College Rd. / 1st Ave. (41.84136, -71.45992)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 15.8496	Other (At-Grade) Single-lane w/ Traversable Central Island	2013
Warrington, England United Kingdom	College Place: A574 (Birchwood Way) / B5210 (Woolston Grange Ave.) / Crab Ln. (53.41361, -2.54326)	Signalized Roundabout/Circle Unknown	Signal Pedestrian Signal (red-yellow-green to drivers)	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Pedestrian access to central island.
Flower Mound, TX Denton Co. United States	College Pkwy. / Berwick Ln. / Jacob Lugo Dr. (33.05525, -97.07728)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6717	Other (At-Grade) Single-Lane	2017
Weatherford, TX Parker Co. United States	College Park Dr. / Martin Dr. (32.73953, -97.78931)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2019
Oxford, MS Lafayette Co. United States	College Hill Rd. (CR 102) / W Oxford Loop (34.41435, -89.56355)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2019
Rochester, MN Olmsted Co. United States	College Dr. SE / College Pkwy. SE (north) (44.01949, -92.42918)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Single-Lane	2000
Medicine Hat, AB Division 1 Canada	College Dr. SE / (parking) (50.01817, -110.68204)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.0000	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2005-2009).
Sanford, FL Seminole Co. United States	College Dr. / Weldon Blvd. (28.74472, -81.30163)	Roundabout Removed	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2017
Coeur d'Alene, ID Kootenai Co. United States	College Dr. / W River Ave. (47.67912, -116.79816)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.5566	Other (At-Grade) Single-Lane	2011	One of three roundabouts in North Idaho College Education Corridor. ICD estimated from Google Maps linework.
Palm Desert, CA Riverside Co. United States	College Dr. / University Park Dr. (33.77712, -116.35736)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2009).
Palm Desert, CA Riverside Co. United States	College Dr. / Technology Dr. (33.78010, -116.35956)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2009).
Rice Lake, WI Barron Co. United States	College Dr. / Technology Dr. (45.47778, -91.74466)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.8230	Other (At-Grade) Single-Lane	2005	Functional Class: Local ICD estimated from Google Maps linework.
Palm Desert, CA Riverside Co. United States	College Dr. / Pacific Ave. (33.78350, -116.36543)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2009).
Gloucester Township, NJ Camden Co. United States	College Dr. / Love Dr. / Washington Dr. (39.78771, -75.04352)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.7099	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Coeur d'Alene, ID Kootenai Co. United States	College Dr. / Hubbard Ave. (47.68015, -116.79538)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.7519	Other (At-Grade) Single-Lane	2012	One of three roundabouts in North Idaho College Education Corridor. Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Suffolk, VA Suffolk City Co. United States	College Dr. / Harbour View Dr. / Armistead Rd. (36.89493, -76.43239)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 66.8605	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	https://www.clarknexsen.com/project/college-drive-roundabout-suffolk-va/. ICD estimated from Google Maps linework.
Sewell, NJ Gloucester Co. United States	College Dr. / E College Dr. (39.78060, -75.11734)	Roundabout Unknown	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024
Gloucester Township, NJ Camden Co. United States	College Dr. / Commencement Rd. (39.78649, -75.04541)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.0526	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Medicine Hat, AB Division 1 Canada	College Dr. / College Dr. (50.01654, -110.68389)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2005-2010).
Conway, AR Faulkner Co. United States	College Ave. / Salem Rd. (35.08511, -92.47167)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 37.1381	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Blackbutt, New South Wales Shellharbour Australia	College Ave. / Pioneer Dr. (-34.57470, 150.83414)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Collegetown, NY Tompkins Co. United States	College Ave. / Oak Ave. (42.44258, -76.48522)	Unknown Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Year Completed estimated (2021-2022).
Fort Collins, CO Larimer Co. United States	College Ave. / Laporte Ave. (40.58899, -105.07720)	Other Removed	Unknown Unknown	4 Approaches 0 Driveways 26.3021	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Forest Lake, Queensland Brisbane Australia	College Ave. / Joseph Banks Ave. (-27.61160, 152.97210)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Conway, AR Faulkner Co. United States	College Ave. / Farris Rd. (35.08490, -92.46281)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.youtube.com/watch?v=OR4Z5nASrYw.
Factoryville, PA Lackawanna Co. United States	College Ave. / Edwards Ln. / College Rd. (41.55944, -75.77607)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	https://www.wnep.com/article/news/local/lackawanna-county/road-construction-cleared-new-roundabout-open-at-keystone-college/523-04e02cdc-f45b-45c6-a5af-e737fc92f379
Conway, AR Faulkner Co. United States	College Ave. / Donaghey Ave. (35.08484, -92.45401)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021
Conway, AR Faulkner Co. United States	College Ave. / Country Club Rd. (35.08526, -92.48056)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.5690	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	Will be completed by December 2018 ICD estimated from Google Maps linework.
Ellicott City, MD Howard Co. United States	College Ave. / Bending Sky Way (39.25754, -76.79122)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.8186	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Beaver Falls, PA Beaver Co. United States	College Ave. / 31st St. / Moss Alley (40.77170, -80.32230)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Unknown		Parking along circulatory roadway.
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
Carmel, IN Hamilton Co. United States	Colfax Circle (39.96639, -86.19635)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2003	No splitter islands; park in central island.
Merrylands, New South Wales Cumberland Australia	Coleman St. / M4 (Western Motorway) WB Off-Ramp (-33.81952, 150.98167)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Sacramento, CA Sacramento Co. United States	Coleman Ranch Way / (unknown) (38.47739, -121.52340)	Traffic Calming Circle Existing	Unknown Unknown	3 Approaches 0 Driveways 139.3127	Other (At-Grade) Single-Lane	2007	Functional Class: Local ICD estimated from Google Maps linework.
Alderley, Queensland Australia	Cole St. / Hilda St. (-27.42804, 152.99565)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Alderley, Queensland Australia	Cole St. / Edith St. (-27.42715, 152.99583)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Chesterfield, VA Chesterfield Co. United States	Cold Water Circle (37.38650, -77.50896)	Other Existing	Unknown Unknown	2 Approaches 10 Driveways 0.0000	Other (At-Grade) Unknown
Green Cove Springs, FL Clay Co. United States	Cold Stream Ln. / Evening Oaks Ln. (30.03912, -81.74621)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2019	One-stage pedestrian crossings. Year Completed estimated (2018-2021).
Asbury Lake, FL Clay Co. United States	Cold Stream Ln. / Big Oak Dr. (30.04318, -81.75061)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2021).
Mechanicsville, VA Hanover Co. United States	Cold Harbor Rd. / Creighton Rd. (37.59043, -77.31734)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://richmond.com/news/local/hanover/mechanicsville-local/creighton-road-roundabout-progresses/article_193eda3e-d0f5-11ea-b1cf-df759d81b577.html
Truckee, CA Nevada Co. United States	Cold Creek Cir. / Summer Camp Way (39.32143, -120.22793)	Unknown Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Howland, ME Penobscot Co. United States	Coffin St. / Lagrange Rd. / River Rd. (45.23886, -68.66019)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 105.1237	Other (At-Grade) Single-Lane	2012	Combined two one-way stop-controlled T-intersections and a new bridge alignment into a single-lane roundabout. ICD estimated from Google Maps linework.
Watertown, NY Jefferson Co. United States	Coffeen St. / N Hycliff Dr. / Gaffney Dr. (43.99017, -75.93460)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2022	On campus of Jefferson Community College. Year Completed estimated (2020-2022).
Modesto, CA Stanislaus Co. United States	Coffee Rd. / Claratina Ave. (37.69985, -120.97630)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.1294	Other (At-Grade) Single-Lane	2008	Interim configuration ICD estimated from Google Maps linework.
Coffs Harbour, New South Wales Coffs Harbour Australia	Coff St. / Castle St. (-30.29492, 153.11721)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cape Town, Western Cape Cape Town South Africa	Coen Steytler Roundabout (Heeengracht St. / Walter Sisulu Ave.) (-33.91745, 18.42807)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 71.3595	Other (At-Grade) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Azalea Park, FL Orange Co. United States	Cocos Dr. / S Forsyth Rd. / Beamer Way (28.54234, -81.29407)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-Lane	2004
Cocoplum, FL Miami-Dade Co. United States	Cocoplum Rd. / Mira Flores Ave. (25.70142, -80.25569)	Other Existing	Other Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Yield signs in central island.
Naples, FL Collier Co. United States	Coconut Palm Circle (26.04540, -81.68560)	Other Existing	Unknown Unknown	11 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		Building in central island.