Roundabouts Database Index

28784 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
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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) Single-Lane	2015	Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.
Athens, OH Athens Co. United States	W Union St. / Smith St. / (parking lot) (39.32941, -82.10731)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.1719	Other (At-Grade) Single-Lane	2014	Small roundabout, primarily to assist with clarifying driveway locations and where peds should cross. Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Colfax, CA Placer Co. United States	S Auburn St. / I-80 WB Ramps / (unknown) (39.09472, -120.95079)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.5154	Freeway Ramps (Grade-Separated) Single-Lane	2019	City of Colfax is lead agency; Caltrans, Placer County, and developer mitigation funds paid for it. Expected completion 2019. Current configuration is a tee intersection; after construction there will be a fourth leg. ICD estimated from Google Maps linework.
Kinkora, PE Prince Canada	Newton Rd. / Scales Pond Rd. (46.33693, -63.60768)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2018	https://www.cbc.ca/news/canada/prince-edward-island/pei-rural-roundabout-farmers-chief-engineer-kinkora-1.4656807
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 (At-Grade) 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 Oxnard Blvd. (34.24458, -119.17711)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.4023	Other (At-Grade) Multilane (2 Lane, unspecified)	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 (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of three roundabouts. 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 (At-Grade) 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 (At-Grade) Multilane (2 Lane, unspecified)	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.
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 (At-Grade) 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.
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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) Single-lane w/ Traversable Central Island	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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) Single-Lane		No splitter islands. ICD estimated from Google Maps linework.
Oakton, VA Fairfax Co. United States	Hunter Mill Rd. / Mystic Meadow Way (38.88680, -77.30187)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.9599	Other (At-Grade) Single-Lane	2018	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 (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
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 (At-Grade) 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 (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
Hilliard, OH Franklin Co. United States	Davis Rd. / Audubon Ave. (40.02548, -83.19837)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2017	City of Hilliard jurisdiction.
Standish, ME Cumberland Co. United States	Ossipee Trl. (Rte 25) / Manchester Rd. / Saco Rd. (43.73761, -70.63064)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019
Indianapolis, IN Marion Co. United States	S Franklin Rd. / Thompson Rd. (39.69603, -86.01786)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2019	Two lanes only in southbound direction.
Indianapolis, IN Marion Co. United States	S Franklin Rd. / E Edgewood Ave. (39.68152, -86.01863)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.2515	Other (At-Grade) Multilane (2 Lane, unspecified)	2019	ICD estimated from Google Maps linework.
Indianapolis, IN Marion Co. United States	S Arlington Ave. / Shelbyville Rd. (39.67563, -86.06368)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2019
Indianapolis, IN Marion Co. United States	S Arlington Ave. / E Edgewood Ave. (39.68101, -86.06352)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.6559	Other (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
Grandview Heights, FL Palm Beach Co. United States	Palm St. / Georgia Ave. (26.69938, -80.05808)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 51.2153	Other (At-Grade) 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)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-lane w/ Traversable Central Island	2019
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 (At-Grade) Single-Lane	2002	Year Completed estimated (1999-2003). 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 (At-Grade) 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 (At-Grade) 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 48.7680	Other (At-Grade) Single-Lane	2019	Yield controlled right-turn bypass lane on northwest leg with acute view angle.
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.
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 (At-Grade) 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 (At-Grade) 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 (At-Grade) Single-Lane	2019	Opened to traffic October 18, 2019. 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 (At-Grade) 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 Bourgeois / Rue Giasson (50.22687, -66.38993)	Rotary Existing	Other Other	4 Approaches 0 Driveways 58.0694	Other (At-Grade) 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 (At-Grade) 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 (At-Grade) Multilane (2 Lane, unspecified)	2005	Converted rotary. Initial conversion estimated (2003-2007). Striping refinements 2013-2016. 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 (At-Grade) Single-Lane		Stop control on all approaches. No splitter islands. ICD estimated from Google Maps linework.
Driving Park, OH Franklin Co. United States	Linwood Ave. / E Sycamore St. (39.94807, -82.96592)	Traffic Calming Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 32.0461	Other (At-Grade) 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 (At-Grade) 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 (At-Grade) Single-Lane	2019	This roundabout was constructed summer 2019 and opened to traffic in August 2019. 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) Multilane (2 Lane, unspecified)	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 (At-Grade) Single-Lane	2018	Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) Single-Lane	2007	Year Completed estimated (2007-2008). 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 (At-Grade) Multilane (2 Lane, unspecified)		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 (At-Grade) 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 (Grade-Separated) Multilane (2 Lane, unspecified)	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 (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2016). One leg stubbed. 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 45.3082	Other (At-Grade) 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 (At-Grade) Single-Lane	2019	http://greenecountycommonwealth.com/content/construction-complete-republic-roundabout ICD estimated from Google Maps linework.
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 (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
Columbus, OH Franklin Co. United States	Dublin-Granville Rd. / Albany Park Dr. (40.07893, -82.84812)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2019
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 (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Weinland Park, OH Franklin Co. United States	Indianola Ave. / E 6th Ave. (39.98913, -83.00333)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 27.4516	Other (At-Grade) 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 (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
Southern Orchards, OH Franklin Co. United States	Linwood Ave. / Stanley Ave. (39.94413, -82.96625)	Traffic Calming Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 42.1202	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Driving Park, OH Franklin Co. United States	Linwood Ave. / E Columbus St. (39.94588, -82.96610)	Traffic Calming Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 24.7221	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Saint-Gédéon, QC Lac-St-Jean-Est Canada	Rte 170 / Rang de la Belle-Rivière / Rue de Quen (48.47879, -71.79000)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7941	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Langley City, BC Greater Vancouver Canada	203 St. / 53 Ave. (49.09847, -122.65987)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8060	Other (At-Grade) Single-Lane	2016	https://www.langleyadvancetimes.com/news/langley-citys-first-roundabout-opens/ ICD estimated from Google Maps linework.
Langley Township, BC Greater Vancouver Canada	232 St. / 56 Ave. (49.10396, -122.58115)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.8776	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Highfield Rd. SE / 26 Ave. SE / Dartmouth Rd. SE (51.03040, -114.04103)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling all approaches)	4 Approaches 0 Driveways 55.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	Canadian Pacific Railway tracks through center of roundabout. Gates on circulatory roadway and on east and west approaches. http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf Previous control: rail crossing signal (no gates); Yield on one approach.
North Bay, ON Nipissing Canada	Gormanville Rd. / College Dr. / McKeown Ave. (46.33406, -79.48714)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7575	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf ICD estimated from Google Maps linework.
Vernon, BC North Okanagan Canada	Pleasant Valley Rd. / 32nd Ave. (50.26535, -119.26233)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4844	Other (At-Grade) Single-Lane	2009	http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf ICD estimated from Google Maps linework.
Vernon, BC North Okanagan Canada	Pleasant Valley Rd. / 35th Ave. / 23rd St. (50.26735, -119.26226)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.1392	Other (At-Grade) Single-Lane	2016	Previous control: 3-way stop. Year Completed estimated (2014-2018 - streetview). ICD estimated from Google Maps linework.
Inglewood, ON Peel Canada	Olde Base Line Rd. / Horseshoe Hill Rd. / Dixie Rd. (43.82979, -79.88310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.3251	Other (At-Grade) Single-Lane	2011	Replaced offset T-intersections. https://canada.constructconnect.com/dcn/news/others/2011/10/fermar-paving-builds-first-roundabout-in-peel-region-ontario-dcn047241w ICD estimated from Google Maps linework.
Riverton, UT Salt Lake Co. United States	S Park Ave. / W Park Ave. (40.51950, -111.94594)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 28.1452	Other (At-Grade) Single-Lane	2001	Year Completed estimated (1997-2002). ICD estimated from Google Maps linework.
Gig Harbor, WA Pierce Co. United States	Point Fosdick Dr. NW / 34th Ave. NW / Stone Dr. NW (47.27442, -122.58412)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.7928	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Langley Township, BC Greater Vancouver Canada	50 Ave. / 216 St. (49.09306, -122.62466)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8088	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2009). ICD estimated from Google Maps linework.
Langley Township, BC Greater Vancouver Canada	100A Ave. / 201 St. (49.18459, -122.66433)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.2257	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2009). ICD estimated from Google Maps linework.
Langley Township, BC Greater Vancouver Canada	84 Ave. / 207A St. (49.15549, -122.64810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.1196	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Langley Township, BC Greater Vancouver Canada	77A Ave. / 209 St. (49.14310, -122.64273)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.6576	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Langley Township, BC Greater Vancouver Canada	77A Ave. / 211 St. (49.14294, -122.63810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2016	https://www.langleyadvancetimes.com/news/langley-citys-first-roundabout-opens/
Langley, BC Greater Vancouver Canada	Glover Rd. / Labonte Rd. / 76a Ave. (49.14268, -122.60283)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.5025	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Langley, BC Greater Vancouver Canada	202 St. / Trans-Canada Hwy HOV Ramps (49.16182, -122.66008)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.9920	Freeway Ramps (Grade-Separated) Single-Lane	2011	Roundabout in between and below freeway lanes, serving HOV lanes via left-hand ramps on the freeway. Fourth leg (EB onramp and WB offramp) closed off. Year Completed estimated (2008-2013). ICD estimated from Google Maps linework.
Abbotsford, BC Fraser Valley Canada	Clearbrook Rd. / Marshall Rd. / Trans-Canada Hwy EB Ramps (49.03566, -122.33757)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.4984	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2011	http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf ICD estimated from Google Maps linework.
Abingdon, MD Harford Co. United States	Tewkesbury Rd. / Shrewsbury Rd. (39.45775, -76.27273)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.7952	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2003-2004). http://onlinepubs.trb.org/Onlinepubs/circulars/ec083/68_Statmeyerpaper.pdf ICD estimated from Google Maps linework.
Monticello, FL Jefferson Co. United States	10 Court House Circle (30.54514, -83.87016)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 63.7726	Other (At-Grade) Single-Lane	1910	Courthouse in central island with pedestrian access. ICD estimated from Google Maps linework.
Land O' Lakes, FL Pasco Co. United States	Bexley Village Dr. / Tower Rd. / Broad Porch Run (28.21202, -82.53692)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 96.8252	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Contrecoeur, QC Marguerite-D'Youville Regional County Municipality Canada	Rue Saint-Antoine / Rue des Patriotes (45.85305, -73.22770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.2563	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Brights Grove, ON Lambton Canada	Rte 7 (Lakeshore Rd.) / Rte 26 (Mandaumin Rd.) (43.02976, -82.23018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.9377	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2009). Looks very new in Sept 2009 (streetview). ICD estimated from Google Maps linework.
Niagara Falls, ON Niagara Canada	Rte 101 (Mountain Rd.) / Mewburn Rd. (43.13474, -79.12551)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.0366	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Stratford, ON Perth Canada	Churchill Circle (Brittania St. / John St.) (43.37868, -80.98830)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 44.2718	Other (At-Grade) Single-Lane		Pedestrian access to center island. ICD estimated from Google Maps linework.
Ancaster, Hamilton, ON Hamilton Canada	Wilson St. W / Shaver Rd. (43.20145, -80.01351)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.3067	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	http://forum.skyscraperpage.com/showthread.php?t=160141 ICD estimated from Google Maps linework.
Hamilton, ON Hamilton Canada	Wilson St. W / McClure Rd. / Portia Dr. (43.19860, -80.01798)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.5324	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Tucson, AZ Pima Co. United States	E Tucson Marketplace Blvd. / (parking lot) (32.18277, -110.94868)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.5196	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Athens, GA Clarke Co. United States	Whitehall Rd. / S Milledge Ave. / Phoenix Rd. (33.89800, -83.36513)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.7659	Other (At-Grade) Unknown	2019	ICD estimated from Google Maps linework.