Roundabouts Database Index

11328 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
Grandview Heights, FL Palm Beach Co. United States	Palm St. / Georgia Ave. (26.69938, -80.05808)	Neighborhood Traffic Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 51.2153	Other Single-Lane		ICD estimated from Google Maps linework.
Port St Lucie, FL St. Lucie Co. United States	SW Tulip Blvd. / SW College Park Rd. (27.25803, -80.37393)	Unknown Existing	All-Way Yield None	4 Approaches 0 Driveways 15.9255	Other Mini-roundabout	2019	ICD estimated from Google Maps linework.
Port St Lucie, FL St. Lucie Co. United States	SW Savona Blvd. / SW Abington Ave. (27.26873, -80.38653)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.6016	Other Single-Lane	2002	Year Completed estimated (1999-2003). ICD estimated from Google Maps linework.
Port St. Lucie, Florida St. Lucie Co. United States	NW California Blvd. / NW University Dr. (27.32120, -80.39827)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.9551	Other Multilane (2 Lane)	2017	ICD estimated from Google Maps linework.
Port St Lucie, FL St. Lucie Co. United States	NW Bayshore Blvd. / NW Selvitz Rd. (27.33455, -80.36674)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 11.6707	Other Multilane (2 Lane)	2018	ICD estimated from Google Maps linework.
Menasha, WI Winnebago Co. United States	CTH CB / Mutual Way (44.23560, -88.49555)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other Multilane (2 Lane)	2018
Franklin, WI Milwaukee Co. United States	S 51st St. / W Drexel Ave. (42.90151, -87.98018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	2019
Village of Belleview, WI Brown Co. United States	STH 29 (Kewaunee Rd.) / S Huron Rd. / Cottage Rd. (44.44412, -87.91760)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.3168	Other Single-Lane	2019	ICD estimated from Google Maps linework.
Idaho Falls, ID Bonneville Co. United States	S Boulevard / N Corner Ave. / Elm St. (43.48859, -112.03375)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 32.9270	Other Single-Lane	2018	Fourth leg is departure only. ICD estimated from Google Maps linework.
Fairlawn, OH Summit Co. United States	Ridgewood Rd. / Jacoby Rd. (41.11011, -81.61945)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.0960	Other Single-Lane	2010	ICD estimated from Google Maps linework.
Idaho Falls, ID Bonneville Co. United States	Carriagegate Ln. / Nottingham Ln. (43.46096, -112.04641)	Other Existing	Uncontrolled None	4 Approaches 0 Driveways 25.1400	Other Single-Lane	2005	No traffic control. ICD estimated from Google Maps linework.
Twinsburg, OH Summit Co. United States	Liberty Rd. / Glenwood Dr. (41.34166, -81.41895)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.1071	Other Single-Lane	2009	ICD estimated from Google Maps linework.
(unincorporated), WA Spokane Co. United States	W Aero Rd. / W Westbow Blvd. (47.58899, -117.56024)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 11.2771	Other Single-Lane	2019	ICD estimated from Google Maps linework.
Gloucester Township, NJ Camden Co. United States	Zimmerman Rd. / Premuim Outlets Dr. (39.78762, -75.05079)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.7099	Other Multilane (2 Lane)	2010	Additional westbound through lane added during 2011-2016 period. ICD estimated from Google Maps linework.
Gloucester Township, NJ Camden Co. United States	Love Dr. / Commencement Dr. (39.78859, -75.04660)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.6271	Other Single-Lane	2010	ICD estimated from Google Maps linework.
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 Multilane (2 Lane)	2009	Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
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 Single-Lane	2009	Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Loveland, CO Larimer Co. United States	Kendall Pkwy. / John Glenn Dr. (40.42652, -105.00541)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2768	Other Single-Lane	2019	Fourth leg stubbed. ICD estimated from Google Maps linework.
Loveland, CO Larimer Co. United States	Monroe Ave. / E 37th St. (40.43012, -105.06809)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.5469	Other Single-Lane	2019	Opened to traffic October 18, 2019. ICD estimated from Google Maps linework.
Johnstown, CO Larimer Co. United States	CO 402 / I-25 SB Ramps (40.37811, -104.99418)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.4010	Freeway Ramps Single-Lane	2019	Opened to traffic October 18, 2019. ICD estimated from Google Maps linework.
Johnstown, CO Larimer Co. United States	CO 402 / I-25 NB Ramps (40.37813, -104.99255)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.4911	Freeway Ramps Single-Lane	2019	Opened to traffic October 18, 2019. ICD estimated from Google Maps linework.
Johnstown, CO Larimer Co. United States	CR 18 / NE Frontage Rd. / SE Frontage Rd. (40.37811, -104.98867)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.4911	Other Single-Lane	2019	Opened to traffic October 18, 2019. ICD estimated from Google Maps linework.
Loveland, CO Larimer Co. United States	Wilson Ave. / Melissa Dr. (40.37793, -105.11596)	Neighborhood Traffic Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 17.2867	Other Single-Lane	2005	Year Completed estimated (2004-2005). ICD estimated from Google Maps linework.
Chubbuck, ID Bannock Co. United States	E Chubbuck Rd. / Sacajawea Dr. (42.92042, -112.44502)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.2351	Other Single-Lane	2005	ICD estimated from Google Maps linework.
Sept-Îles, QC Sept-Rivières Canada	Rue Smith / Rue Comeau (50.22375, -66.37588)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 60.3655	Other Single-Lane		According to the article below, this was converted from a rotary to roundabout in 2011 (but no apparent geometric changes). https://ici.radio-canada.ca/nouvelle/682505/carrefour-rond-point-sept-iles [Translation note: French has two terms for circular intersections: rond-point and carrefour giratoire. According to the article, the former term means rotary (traffic in circle yields) and the latter means roundabout (entering traffic yields). However, Google Translate translates them both as 'roundabout', making for a confusing article if you don't refer back to the original French.] ICD estimated from Google Maps linework.
Sept-Îles, QC Sept-Rivières Canada	Rue Smith / Rue Bourgeois (50.22276, -66.37792)	Rotary Existing	Other Unknown	3 Approaches 0 Driveways 57.3103	Other Single-Lane		Vehicles in circle yield; no controls on entering traffic. One block away from roundabout with different yield rules. ICD estimated from Google Maps linework.
Sept-Îles, QC Sept-Rivières Canada	Rue Bourgeois / Rue Giasson (50.22687, -66.38993)	Rotary Existing	Other Other	4 Approaches 0 Driveways 58.0694	Other Single-Lane		Vehicles in circle yield; entering traffic has right of way. Except for Rue Giasson, which has an Arrêt (stop) sign. ICD estimated from Google Maps linework.
Terrebonne, QC Les Moulins Regional County Municipality Canada	Avenue Urbanova / Boulevard Carmel / Avenue Pierre-Dansereau (45.68739, -73.73806)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0476	Other Single-Lane	2013	ICD estimated from Google Maps linework.
Trois-Rivières, QC Trois-Rivieres Canada	Boulevard Laviolette / Boulevard des Récollets (46.36018, -72.56988)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 80.7749	Other Multilane (2 Lane)	2005	Converted rotary. Initial conversion estimated (2003-2007). Striping refinements 2013-2016. ICD estimated from Google Maps linework.
Town of Meyers, CA El Dorado Co. United States	US 50 / SR 89 (38.85101, -120.02231)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 35.3445	Other Single-Lane	2019	Completed Sept. 2019. WB US-50 may choose physically separated bypass lane. Site is on Caltrans live video map: http://cwwp2.dot.ca.gov/vm/iframemap.htm Zoom in on Lake Tahoe (center right portion of map). Choose second camera south of the lake (Meyers). ICD estimated from Google Maps linework.
Trois-Rivières, QC Trois-Rivieres Canada	Boulevard de la Commune / Rue Royale / Boulevard Gene-H-Kruger (46.33325, -72.55133)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 89.8857	Other Multilane (2 Lane)		Park in central island. ICD estimated from Google Maps linework.
Rio Vista, CA Solano Co. United States	SR 12 / SR 113 / Birds Landing Rd. (38.18362, -121.80611)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.4901	Other Single-Lane	2019	Still under construction in Sept. 2019, but operating as a roundabout. ICD estimated from Google Maps linework.
Trois-Rivières, QC Trois-Rivieres Canada	Boulevard des Athlètes / Boulevard Arthur-Rousseau / Autoroute 55 SB Ramps (46.31702, -72.58442)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 55.2672	Freeway Ramps Multilane (2 Lane)	2014	https://portailconstructo.com/actualites/trois_rivieres_chantier_boulevard_arthur_rousseau_est_marche ICD estimated from Google Maps linework.
Trois-Rivières, QC Trois-Rivieres Canada	Boulevard des Athlètes / (unknown) (46.31626, -72.58552)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.1709	Other Single-Lane	2015	Year Completed estimated (2014-2016). One leg stubbed. ICD estimated from Google Maps linework.
Trois-Rivières, QC Trois-Rivieres Canada	Rue de Vitrines / Rue des Grandes-Marchés (46.31941, -72.58703)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 47.0163	Other Single-Lane	2015	Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Rochester, NY Monroe Co. United States	Rte 33 (Buffalo Rd.) / Mt Read Blvd. (43.15187, -77.65962)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.3084	Other Single-Lane	2019	This was a conversion from a unique multi-lane signalized traffic circle to a roundabout. Owned by NYSDOT. ICD estimated from Google Maps linework.
Republic, MO Greene Co. United States	Republic Rd. (SR M) / RepMo Dr. / Farm Road 103 (37.13963, -93.41582)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.8915	Other Single-Lane	2019	http://greenecountycommonwealth.com/content/construction-complete-republic-roundabout ICD estimated from Google Maps linework.
Burnsville, MN Dakota Co. United States	Portland Ave. / (high school access) (44.78388, -93.26816)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.3648	Other Single-Lane	2016	ICD estimated from Google Maps linework.
Edina, MN Hennepin Co. United States	Hazelton Rd. / (parking lot) (44.87402, -93.32624)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 27.9303	Other Single-Lane	2014	Under construction in Aug 2014 (streetview). ICD estimated from Google Maps linework.
Forest Lake, MN Washington Co. United States	Fenway Ave. / Headwaters Pkwy. (45.23731, -92.99853)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.3018	Other Single-Lane	2017	ra-list-july2014.xlsx (file available from http://www.dot.state.mn.us/stateaid/projectdelivery.html) Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Logan, OH Hocking Co. United States	SR 328 / US 33 SB Ramps (39.52126, -82.37668)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps Single-Lane	2017
Green, OH Summit Co. United States	Corporate Woods Pkwy. / Corporate Woods Cir. (40.96101, -81.46780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6838	Other Single-Lane	2019	ICD estimated from Google Maps linework.
Grove City, OH Franklin Co. United States	Orders Rd. / Haughn Rd. (39.85994, -83.09062)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.1706	Other Single-Lane	2015	ICD estimated from Google Maps linework.
Grove City, OH Franklin Co. United States	Gantz Rd. / Brookham Dr. (39.88597, -83.05650)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.4067	Other Single-Lane	2017	ICD estimated from Google Maps linework.
Weinland Park, OH Franklin Co. United States	Indianola Ave. / E 6th Ave. (39.98913, -83.00333)	Neighborhood Traffic Circle Existing	Two-Way Stop None	4 Approaches 0 Driveways 27.4516	Other Single-Lane		ICD estimated from Google Maps linework.
Green, OH Summit Co. United States	E Turkeyfoot Lake Rd. / Myersville Rd. (40.97616, -81.42369)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.0679	Other Single-Lane	2019	ICD estimated from Google Maps linework.
Southern Orchards, OH Franklin Co. United States	Linwood Ave. / Stanley Ave. (39.94413, -82.96625)	Neighborhood Traffic Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 42.1202	Other Single-Lane		ICD estimated from Google Maps linework.
Driving Park, OH Franklin Co. United States	Linwood Ave. / E Columbus St. (39.94588, -82.96610)	Neighborhood Traffic Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 24.7221	Other Single-Lane		ICD estimated from Google Maps linework.
Hartville, OH Stark Co. United States	SR 619 (Edison St. NW) / Kaufman Ave. NW (40.97266, -81.36831)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.4977	Other Multilane (2 Lane)	2019	ICD estimated from Google Maps linework.
Driving Park, OH Franklin Co. United States	Linwood Ave. / E Sycamore St. (39.94807, -82.96592)	Neighborhood Traffic Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 32.0461	Other Single-Lane		ICD estimated from Google Maps linework.
Lagrange, OH Lorain Co. United States	SR 301 / SR 303 (41.23735, -82.11980)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 40.4153	Other Single-Lane		Parking around circulatory roadway, pedestrian access to central island. ICD estimated from Google Maps linework.
Troy, OH Miami Co. United States	McKaig Rd. / S Dorset Rd. (40.03964, -84.22855)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 19.2019	Other Single-Lane	2019	This roundabout was constructed summer 2019 and opened to traffic in August 2019. ICD estimated from Google Maps linework.
Prairie Township, OH Franklin Co. United States	S Grener Ave. / Old Grener Ave. (39.95164, -83.12259)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.2134	Other Single-Lane	2011	Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Upper Arlington, OH Franklin Co. United States	Arlington Ave. / Stanford Rd. / Tremont Rd. (39.99510, -83.06056)	Roundabout Existing	All-Way Yield None	6 Approaches 0 Driveways 34.7690	Other Single-Lane	2004	Splitter islands only on north and south legs. ICD estimated from Google Maps linework.
Dublin, OH Franklin Co. United States	Rings Rd. / Wilcox Rd. (40.08106, -83.14941)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 21.9317	Other Single-Lane		Stop control on all approaches. No splitter islands. ICD estimated from Google Maps linework.
Dublin, OH Franklin Co. United States	Rings Rd. / Norn St. (40.08079, -83.15467)	Other Existing	All-Way Stop None	3 Approaches 0 Driveways 37.4668	Other Single-Lane		Stop control on all approaches. No splitter islands. ICD estimated from Google Maps linework.
Dublin, OH Franklin Co. United States	Rings Rd. / Brighton Hill Ln. (40.08177, -83.14392)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways 34.7249	Other Single-Lane	2004	Stop control on approaches. Year Completed estimated (2003-2004). ICD estimated from Google Maps linework.
Dublin, OH Franklin Co. United States	Rings Rd. / Churchman Rd. (40.07717, -83.17545)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.7272	Other Single-Lane	2016	ICD estimated from Google Maps linework.
Fort Collins, CO Larimer Co. United States	US 287-SR 14 / US 287 Business (40.62610, -105.10657)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 59.8267	Other Single-Lane	2019	https://www.coloradoan.com/story/news/2019/05/13/highway-287-construction-project-north-fort-collins-cdot/1189772001/ ICD estimated from Google Maps linework.
Upper Arlington, OH Franklin Co. United States	Redding Rd. / Tremont Rd. / Abington Rd. (40.01060, -83.06978)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.9544	Other Single-Lane	2016	Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Upper Arlington, OH Franklin Co. United States	North Star Rd. / Kinnear Rd. / Waltham Rd. (39.99886, -83.04812)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.1074	Other Single-Lane	2014	ICD estimated from Google Maps linework.
East Sparta, OH Stark Co. United States	Walnut St. SE / Main Ave. SE (40.66671, -81.35319)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9892	Other Single-Lane	2014	Year Completed estimated (2012-2015). ICD estimated from Google Maps linework.
Hartville, OH Stark Co. United States	SR 619 (Edison St. NW) / King Church Ave. NW (40.97182, -81.36431)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.3826	Other Multilane (2 Lane)	2019	ICD estimated from Google Maps linework.
Alliance, OH Stark Co. United States	Beeson St. NE / Freshley Ave. NE (40.92355, -81.15375)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.8773	Other Single-Lane	2018	Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Lewis Center, OH Delaware Co. United States	Lewis Center Rd. / North Rd. (40.19975, -83.01410)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other Single-Lane	2019	Opened September 2019. https://engineer.co.delaware.oh.us/projects/lewiscenter-north/
New Albany, OH Franklin Co. United States	US 62 (Johnstown Rd.) / Greensward Rd. / Lambton Park Rd. (40.06668, -82.82720)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.7326	Other Single-Lane	2017	ICD estimated from Google Maps linework.
Piqua, OH Miami Co. United States	W Garbry Rd. / Looney Rd. (40.14600, -84.21713)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	2018	https://www.dailycall.com/news/48906/road-construction-set-to-be-completed-this-month
Greenville, SC Greenville Co. United States	Rocky Slope Rd. / Sedley Rd. / Legacy Park Rd. (34.82922, -82.33052)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.3523	Other Single-Lane	2007	Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Greenville, SC Greenville Co. United States	Rocky Slope Rd. / Algonquin Trl. / Chadsworth Dr. (34.83080, -82.33141)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.3321	Other Single-Lane	2007	Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Fairfield, OH Butler Co. United States	River Rd. / Gray Rd. (39.32691, -84.59580)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other Single-Lane	2019	https://www.fairfield-city.org/839/River-and-Gray-Roundabout
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 Single-Lane	1950	ICD estimated from Google Maps linework.
Los Angeles, CA Los Angeles Co. United States	S Orange Grove Ave. / S Ogden Dr. (34.06618, -118.35985)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 23.7449	Other Single-Lane	1950	ICD estimated from Google Maps linework.
Longueuil, QC Longueuil Canada	Boulevard Vauquelin / Rue du R-100 (45.52801, -73.43090)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.3451	Other Multilane (2 Lane)	2014	Fourth leg stubbed. Concentric circulatory roadway striping. https://www.facebook.com/VilleDeLongueuil/photos/carrefours-giratoires-un-carrefour-giratoire-entrera-bientôt-en-service-à-linter/872242556120053/ ICD estimated from Google Maps linework.
Riverpark, CA Ventura Co. United States	N Oxnard Blvd. / Garonne St. / Kiawah River Dr. (34.24692, -119.17459)	Other Existing	All-Way Yield Unknown	6 Approaches 0 Driveways 135.2541	Other Multilane (2 Lane)		Functions as series of T-intersections. Pedestrian access to central island; parking along circulatory roadway. ICD estimated from Google Maps linework.
Riverpark, CA Ventura Co. United States	N Oxnard Blvd. / N Ventura Blvd. / Moss Landing Blvd. (34.24940, -119.17267)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 69.1059	Other Single-Lane		Yield lines but no yield signs. Parking along circulatory roadway. ICD estimated from Google Maps linework.
Oxnard, CA Ventura Co. United States	Forest Park Blvd. / N Ventura Rd. (34.24629, -119.17948)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.3886	Other Multilane (2 Lane)	2006	Series of three roundabouts. ICD estimated from Google Maps linework.
Oxnard, CA Ventura Co. United States	Forest Park Blvd. / N Oxnard Blvd. (34.24458, -119.17711)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.4023	Other Multilane (2 Lane)	2006	Series of three roundabouts. ICD estimated from Google Maps linework.
Oxnard, CA Ventura Co. United States	Forest Park Blvd. / Moonlight Park Ave. (34.24280, -119.17467)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.4287	Other Multilane (2 Lane)	2006	Series of three roundabouts. ICD estimated from Google Maps linework.
Oxnard, CA Ventura Co. United States	Thames River Dr. / Kiawah River Dr. (34.24368, -119.16850)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 27.6442	Other Single-Lane	2005	Year Completed estimated (2004-2006). ICD estimated from Google Maps linework.
South Bank, CA Ventura Co. United States	Wagon Wheel Rd. / Saddle Ave. / Winchester Ave. (34.23667, -119.18264)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.5077	Other Single-Lane	2018	ICD estimated from Google Maps linework.
South Bank, CA Ventura Co. United States	Wagon Wheel Rd. / Cactus Dr. (34.23892, -119.18429)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5319	Other Single-Lane	2018	ICD estimated from Google Maps linework.
San Francisco, CA San Francisco Co. United States	8th St. / Townsend St. / Division St. / Kansas St. (37.76992, -122.40393)	Other Existing	All-Way Stop None	5 Approaches 0 Driveways 33.0431	Other Single-Lane		ICD estimated from Google Maps linework.
Bowling Green, OH Wood Co. United States	E Wooster St. / I-75 SB Ramps (41.37453, -83.61786)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.0567	Freeway Ramps Single-Lane	2019	https://nbc24.com/news/local/wooster-street-roundabouts-to-open-in-bowling-green. ICD estimated from Google Maps linework.
Bowling Green, OH Wood Co. United States	E Wooster St. / I-75 NB Ramps (41.37445, -83.61400)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.0568	Freeway Ramps Single-Lane	2019	https://nbc24.com/news/local/wooster-street-roundabouts-to-open-in-bowling-green. ICD estimated from Google Maps linework.
North Liberty, IA Johnson Co. United States	N Front St. / Penn St. (41.75206, -91.59801)	Roundabout Existing	All-Way Yield None	4 Approaches 2 Driveways 32.0763	Other Single-Lane	2019	Completed Fall 2019. ICD estimated from Google Maps linework.
North Liberty, IA Johnson Co. United States	N Front St. / N Bend Dr. (41.75695, -91.59798)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2199	Other Single-Lane	2019	Completed September 2019. The adjacent dead-end road to the west has been extended up to connect with Front Street at a 90-degree angle across from the existing commercial entrance drive on the east side of Front Street. In the NW quadrant of the roundabout, the farm field site has been redeveloped as a new elementary school. ICD estimated from Google Maps linework.
Coralville, IA Johnson Co. United States	Commerce Dr. / Commercial Park (41.69560, -91.61393)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2389	Other Single-Lane	2014	ICD estimated from Google Maps linework.
Coralville, IA Johnson Co. United States	12th Av. / Holiday Rd. (41.69491, -91.58287)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.4032	Other Mini-roundabout	2015	Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Coralville, IA Johnson Co. United States	E 7th St. / E 2nd Ave. (41.67892, -91.56378)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.7092	Other Single-Lane	2019	Opened to traffic August 2019. East leg will re-open October 2019; north leg open to traffic summer 2020. ICD estimated from Google Maps linework.
Coralville, IA Johnson Co. United States	Oakdale Blvd. / Jones Blvd. (41.70758, -91.61387)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.4483	Other Single-Lane	2015	Year Completed estimated (2014-2016). 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 Single-Lane		ICD estimated from Google Maps linework.
Tulsa, OK Tulsa Co. United States	S Hudson Ave. / E 36th St. (36.11156, -95.91344)	Other Existing	All-Way Yield Unknown	4 Approaches 1 Driveways 29.9108	Other Single-Lane		No splitter islands. ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Valley Ridge Blvd. NW / Hwy 1 (Trans Canada Hwy) WB Offramp (51.08997, -114.24906)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.2574	Freeway Ramps Single-Lane	2006	Year Completed estimated (2005-2007). ICD estimated from Google Maps linework.
Aberdeen, MD Harford Co. United States	Old Philadelphia Rd. (MD 7) / Perryman Rd. (MD 159) (39.48791, -76.19155)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.7911	Other Single-Lane	2019	https://www.facebook.com/pg/Harford-County-Roundabouts-308793279204833/posts/ ICD estimated from Google Maps linework.
Frederick, MD Frederick Co. United States	Jefferson Pike (MD 180) / Mt Zion Rd. (39.38286, -77.48054)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.9250	Other Single-Lane	2019	Opened August 2019. https://www.fredericknewspost.com/news/politics_and_government/public_safety/md-roundabout-opened/article_e67c26f7-ac5c-5931-b2e0-9e68faaa77d7.html ICD estimated from Google Maps linework.
Kensington, CA Contra Costa Co. United States	Kensington Circle (Colusa Ave. / Oak View Ave. / Berkeley Park Blvd.) (37.89957, -122.28708)	Other Existing	All-Way Stop None	6 Approaches 0 Driveways 30.1578	Other Single-Lane		Stop control, parking along circulatory roadway. In 1992 the central island was a narrow oval on the NW-SE diagonal and traffic moved too fast. Over the years Contra Costa County has widened the island, closer to a circle, with paint and rumble strips, and slowed the traffic. ICD estimated from Google Maps linework.
Boise, ID Ada Co. United States	Fort St. / Robbins Rd. / N 3rd St. (43.61644, -116.19328)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8572	Other Single-Lane	2019	https://www.cityofboise.org/departments/planning-and-development-services/robbins-roundabout/ ICD estimated from Google Maps linework.
Mount Vernon, OH Knox Co. United States	Public Square (Main St. / High St.) (40.39362, -82.48543)	Other Existing	All-Way Yield None	4 Approaches 4 Driveways 88.2325	Other Single-Lane	1876	The intersection at Public Square was platted in 1805 but converted to its current configuration in the mid-1890's following the construction of the Soldiers' Monument. Parking along circulatory roadway, pedestrian access to central island. https://www.historicknoxohio.org/index.php/historical-districts/mount-vernon-districts/8-downtown-district/34-public-square. ICD estimated from Google Maps linework.
Buford, GA Hall Co. United States	GA 347 (Lanier Islands Pkwy.) / Big Creek Rd. / New Bethany Rd. (34.15965, -83.99338)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.5077	Other Single-Lane	2019	https://www.gainesvilletimes.com/news/more-roundabouts-coming-hall-county-why-officials-them/ ICD estimated from Google Maps linework.
Tillsonburg, ON Oxford Canada	Vienna Rd. (Hwy 19) / Talbot Rd. (Hwy 3) (42.84913, -80.72222)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.5272	Other Single-Lane	2015	Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.