Roundabouts Database Index

29483 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
Kent, WA King Co. United States	94th Ave. S / S 237th Pl. (47.38921, -122.21537)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.2024	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	Raised but mountable central island, painted splitter islands.
South Mountain, AZ Maricopa Co. United States	S 20th St. / E Euclid St. (33.36686, -112.04021)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.2024	Other (At-Grade) Single-Lane	2015	Installed initially as traffic calming circle in 2007-2009. Converted to roundabout 2014-2015.
Milwaukee, WI Milwaukee Co. United States	E Reservoir Ave. / N Hubbard St. (43.05516, -87.90840)	Traffic Calming Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 19.2024	Other (At-Grade) Single-Lane		Installed before March 2000.
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.
Newark, OH Licking Co. United States	N 3rd St. / N Park Pl. (40.05829, -82.40281)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 19.1967	Other (At-Grade) Single-lane w/ Traversable Central Island	2016	Year Completed estimated (2014-2017). ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	Cascade St. / Clifden Dr. (45.68115, -111.09950)	Traffic Calming Circle Existing	Unknown Unknown	0 Approaches 0 Driveways 19.1916	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	Cascade St. / Kimball Ave. (45.68162, -111.09510)	Traffic Calming Circle Existing	Unknown Unknown	0 Approaches 0 Driveways 19.1915	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue de Plaisance / Rue de Challans / Rue de Chautagne (45.69884, -73.68692)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.1856	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2009). ICD estimated from Google Maps linework.
Terrebonne, QC Les Moulins Regional County Municipality Canada	Rue de Plaisance / Rue de Challans / Rue de vaccariès (45.70057, -73.68779)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.1850	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2009). ICD estimated from Google Maps linework.
Provo, UT Utah Co. United States	5000 North / Edgewood Dr. (40.30066, -111.65750)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 19.1282	Other (At-Grade) Single-Lane	1999	ICD estimated from Google Maps linework.
San Sebastián, Basque Country Guipúzcoa Spain	Calle de Patxikuene (43.29556, -2.00007)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 19.1238	Unknown Single-lane w/ Traversable Central Island		ICD estimated from Google Maps linework.
Jackson, WI Washington Co. United States	STH 60 / US 45 NB Ramps (43.32441, -88.18568)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 19.1147	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2012	Opened November 2012. ICD estimated from Google Maps linework.
Watsonville, CA Santa Cruz Co. United States	Clifford Ave. / Pennsylvania Dr. (36.92259, -121.77482)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.0961	Other (At-Grade) Single-Lane	2014	https://patch.com/california/watsonville/watsonvilles-first-roundabout-opens ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Regional Municipality Canada	Fischer-Hallman Rd. / Seabrook Dr. (43.38706, -80.49034)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.0946	Other (At-Grade) Single-Lane	2007	Sized as double-lane but striped as single-lane with yellow spiral hatching next to truck apron. ICD estimated from Google Maps linework.
Fort Collins, CO Larimer Co. United States	Oval Dr. (Howes St. / Plum St. / Isotope Dr. / East Dr. / Music Dr.) (40.57639, -105.08070)	Other Existing	Unknown Unknown	6 Approaches 0 Driveways 19.0499	Other (At-Grade) Single-Lane		Functional Class: Local ICD estimated from Google Maps linework.
Summit, NJ Union Co. United States	Union Pl. / Beechwood Rd. (40.71691, -74.35757)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 19.0099	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
San Marcos, CA San Diego Co. United States	Rock Springs Rd. / Larchwood Dr. (33.14705, -117.13669)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 18.9995	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Lincoln, NE Lancaster Co. United States	S 11th St. / D St. (40.80254, -96.70560)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.9854	Other (At-Grade) Single-lane w/ Traversable Central Island	2013	ICD estimated from Google Maps linework.
Los Cristianos, Canary Islands Santa Cruz de Tenerife Spain	TF-655 / Calle Hermano Pedro Bethencourt (28.05467, -16.70829)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.9719	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Windham, ME Cumberland Co. United States	River Rd. / Windham Center Rd. (43.79915, -70.44025)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.9647	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Hedemora, Dalarna County Hedemora Sweden	Gussarvsgatan / Åkargatan (60.28298, 15.99175)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.9456	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Kungens Kurva, Stockholm County Huddinge Sweden	Dialoggatan / Månskärsvägen (59.26605, 17.91211)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.9213	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Vaxjo, Kronoberg County Vaxjo Sweden	Hjalmar Petris väg / Nydalavägen (56.89606, 14.78658)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.9165	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Segeltorp, Stockholm County Huddinge Sweden	Gamla Södertäljevägen / Verkstadsvägen / Skördevägen (59.27880, 17.93935)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.9142	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Modesto, CA Stanislaus Co. United States	Encina Ave. / Conejo Ave. (37.64524, -120.96640)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.9136	Other (At-Grade) Single-Lane	2005	Opened August 24, 2005. Adjavent to junior high school. ICD estimated from Google Maps linework.
Hayward, CA Alameda Co. United States	Orchard Ave. / Joyce St. (37.65808, -122.07850)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.9103	Other (At-Grade) Single-Lane	2000	Painted splitter islands. Built as temporary in February 2000, reconstructed permanent central island 2001 (http://ci.hayward.ca.us/citygov/meetings/cca/rp/2000/rp091900-05.pdf). ICD estimated from Google Maps linework.
Modesto, CA Stanislaus Co. United States	Bowen Ave. / Fremont Ave. (37.67470, -121.00260)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.9061	Other (At-Grade) Single-Lane	2002	Previously controlled by twsc ICD estimated from Google Maps linework.
Nacka, Stockholm County Nacka Sweden	Rte 260 / Gillavägen (59.30319, 18.13360)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.9007	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Hägersten, Stockholm County Stockholm Sweden	Hägerstensvägen / Manhemsgatan (59.30548, 17.99792)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.8994	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
San Francisco, CA San Francisco Co. United States	Bucareli Dr. / Gonzalez Dr. (37.71695, -122.48001)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 18.8953	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
Gustavsberg, Stockholm County Värmdö Sweden	Skärgårdsvägen / Skänkelvägen / Skogsbovägen (59.32293, 18.39826)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.8897	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Gruyères, Fribourg La Gruyère Switzerland	Route 4 / Route de Broc (46.58975, 7.08449)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.8776	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Escalon, CA San Joaquin Co. United States	1st Ave. / Riesling Way (37.79437, -121.01140)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 18.8755	Other (At-Grade) Single-Lane	2000	Painted splitter islands. ICD estimated from Google Maps linework.
Escalon, CA San Joaquin Co. United States	Riesling Way / California St. (37.79671, -121.01110)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.8749	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Lidingö, Stockholm County Lidingö Sweden	Larsbergsvägen / Agavägen (59.35035, 18.14406)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 18.8745	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Ferndale, WA Whatcom Co. United States	Slater Rd. / Pacific Hwy. (48.81718, -122.54435)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.8741	Other (At-Grade) Single-lane w/ Traversable Central Island	2014	Open November 2014. ICD estimated from Google Maps linework.
Bromma, Stockholm County Stockholm Sweden	Bällstavägen / Långskeppsgatan / Beckombergavägen (59.35133, 17.90064)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.8739	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Lidingö, Stockholm County Lidingö Sweden	Gåshagaleden / Värdshusvägen (59.35630, 18.22283)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.8711	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Ostersund, Jamtland County Ostersund Sweden	Genvägen / Stuguvägen (63.17554, 14.65685)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.8633	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Heerlen, Limburg Heerlen Netherlands	Heerlerbaan / Peter Schunckstraat (50.86277, 6.00527)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.8459	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Heerlen, Limburg Heerlen Netherlands	Heerlerbaan / Hoogveldlaan (50.86418, 6.00368)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.8453	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Heerlen, Limburg Heerlen Netherlands	Heerlerbaan / Doctor Clemens Meulemanstraat (50.86955, 5.99738)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.8432	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Heerlen, Limburg Heerlen Netherlands	Akerstraat / Burgemeester Waszinkstraat (50.87807, 5.98726)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.8397	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Heerlen, Limburg Heerlen Netherlands	Sint Franciscusweg / Sint Antoniusweg (50.88293, 5.98587)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.8378	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Fullerton, CA Orange Co. United States	Valencia Mesa Dr. / Laguna Rd. (33.89254, -117.92960)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.8365	Other (At-Grade) Single-Lane	2008	Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Middletown, NY Orange Co. United States	Rte 78 / Rte 108 (James P Kelly Way) (41.42510, -74.43364)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.8062	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	https://www.recordonline.com/news/20181002/middletown-roundabout-nearly-completed ICD estimated from Google Maps linework.
Santa Monica, CA Los Angeles Co. United States	26th St. / Washington Ave. (34.03876, -118.48070)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.8041	Other (At-Grade) Single-Lane	2005	20,000 ADT on 26th, 2000 on Washington Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Joliet, IL Kendall Co. United States	Wildsprings Pkwy. / Waterbury Dr. (41.56095, -88.29127)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 18.7668	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Arvidsjaur, Norrbotten County Arvidsjaur Sweden	Storgatan / Stationsgatan (65.59252, 19.17637)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.7539	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Woippy, Grand Est Moselle France	Rond-Point des Belles Fontaines [D953 (Avenue de Thionville) / Rue du Fort Gambetta / Rue de la Maison Neuve] (49.14844, 6.16043)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.7491	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Woippy, Grand Est Moselle France	Rue du Fort Gambetta / Rue Ferdinand Sechehaye (49.14895, 6.16671)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.7489	Other (At-Grade) Single-lane w/ Traversable Central Island		ICD estimated from Google Maps linework.
Nuuk (Godthab), Greenland Greenland	Aqqusinersuaq / 400-Rtalik (64.17024, -51.73026)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.7332	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Gavle, Gavleborg County Gavle Sweden	Murmästargatan / Vallgångsvägen / Slåttervägen (60.65176, 17.12796)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.7315	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Poughkeepsie, NY Dutchess Co. United States	Rte 376 / Vassar Lake Dr. (41.68654, -73.89823)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.7303	Other (At-Grade) Single-Lane	2006	Near Vassar College ICD estimated from Google Maps linework.
Vasteras, Vastmanland County Vasteras Sweden	Krankroksgatan / Hallsta Gårdsgata (59.61084, 16.46101)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.7294	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Kristianstad, Skane County Kristianstad Sweden	Åsumsvägen / Allégatan / E22 Ramps (56.01752, 14.14873)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.6916	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Albany, OR Benton Co. United States	NW Squire St. / Flame Tree Ln. NW / NW Beehollow Ln. (44.66551, -123.13765)	Traffic Calming Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 18.6875	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2010). ICD estimated from Google Maps linework.
Saint-Herblain, Loire Region Loire-Atlantique France	Rue du Rocher / Rue Jean Paul Sartre (47.21406, -1.63907)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.6590	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Saint-Herblain, Loire Region Loire-Atlantique France	Avenue de la Baraudière / Boulevard du Val de Chezine (47.23255, -1.59467)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.6525	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Saint-Herblain, Loire Region Loire-Atlantique France	Avenue du Parnasse / Avenue de la Baraudiere (47.23291, -1.59406)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.6524	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Stafford Springs, CT Tolland Co. United States	Rte 32 / Rte 190 (41.95362, -72.30314)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 18.6523	Other (At-Grade) Multilane (2 Lane, unspecified)	1890	Believed by some to be improperly signed and painted, though some roundabout features have been added in the past 10 years. Near railroad crossing. Year Completed estimated (1890?). ICD estimated from Google Maps linework.
Shakopee, MN Scott Co. United States	CR 79 (Spencer St. S) / Vierling Dr. (44.78335, -93.52016)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.6495	Other (At-Grade) Single-lane w/ Traversable Central Island	2014	ICD estimated from Google Maps linework.
Saint-Herblain, Pays de la Loire Loire-Atlantique France	Boulevard Marcel Paul / (unknown) (47.24490, -1.61795)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.6482	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Saint-Herblain, Loire Region Loire-Atlantique France	Avenue de l'Angeviniere / Allée Henri Farman (47.24516, -1.61356)	Roundabout Existing	All-Way Yield Other	4 Approaches 0 Driveways 18.6481	Other (At-Grade) Single-Lane		Tram rail line running along median through central island. ICD estimated from Google Maps linework.
Federal Way, WA King Co. United States	12th Ave. SW / 12th Pl. SW / SW 340th St. (47.29677, -122.35142)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.6299	Other (At-Grade) Single-Lane	2013	Inscribed diameter of 76 feet, landscaped central island, yield control on all approaches. No curbing for channelizing the approaches, paint only. Opened November 2013. ICD estimated from Google Maps linework.
Veldhoven, North Brabant Veldhoven Netherlands	De Plank / Locht (51.40103, 5.39466)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.6275	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	New Town Ave. / Center St. (38.87357, -92.36947)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.5965	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Colorado Springs, CO El Paso Co. United States	(unknown #2) (38.87847, -104.84910)	Other Existing	Unknown Unknown	0 Approaches 0 Driveways 18.5952	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Ängelholm, Skane County Ängelholm Sweden	Kuvettgatan / Långskeppsgatan / Midgårdsgatan (56.25371, 12.89438)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.5771	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
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.
Kalix, Norrbotten County Kalix Sweden	Stationsgatan / Egnahemsvägen (65.85279, 23.16877)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.5660	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Windsor, ON Essex Canada	Parent Ave. / Erie St. E (42.31363, -83.02060)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.5466	Other (At-Grade) Single-Lane	2011	http://www.calgaryherald.com/media+conference+held+Monday+2011+explain+proper+roundabout+intersection+Erie+Street+Parent+Avenue+Windsor+This+view+roundabout+from+Parent+looking+south/5635192/story.html ICD estimated from Google Maps linework.
Visby, Gotland County Gotland Sweden	Allégatan / Lännavägen / Stora Törneqvior (57.62765, 18.30372)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.5445	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Gothenburg, Vastra Gotaland County Gothenburg Sweden	Radiovagen / Antenngatan (57.64967, 11.93012)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.5333	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Mölndal, Vastra Gotaland County Mölndal Sweden	Storgatan / Tempelgatan (57.65560, 12.01115)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.5303	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Baton Rouge, LA East Baton Rouge Par. United States	Lovett Rd. / (Magnolia Square subdivision) (30.52095, -91.03818)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.5192	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Spokane, WA Spokane Co. United States	US 2 / S Deer Heights Rd. (47.64308, -117.55018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.5075	Other (At-Grade) Multilane (2 Lane, unspecified)	2019	Developer mitigation project - October 2019. ICD estimated from Google Maps linework.
Torslanda, Vastra Gotaland County Gothenburg Sweden	Rte 155 / Langrevsvagan (57.70995, 11.73649)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.5025	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Sävedalen, Vastra Gotaland County Partille Sweden	Oxledsvägen / Kvarnfallsvägen / Måns Olas väg (57.71588, 12.08006)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.4995	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Blue Ash, OH Hamilton Co. United States	Plainfield Rd. / Parkview Dr. (39.24335, -84.39561)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.4993	Other (At-Grade) Single-Lane	2018	http://www.blueash.com/departments/public_works/roundabout_safety.php ICD estimated from Google Maps linework.
Ranson, WV Jefferson Co. United States	Dupont Circle (Joshua M Freeman Blvd. / Wallace Way) (39.32132, -77.85274)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.4788	Other (At-Grade) Single-Lane	2008	Painted splitter islands. Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Gothenburg, Vastra Gotaland County Gothenburg Sweden	Titteridammsvägen / Hästhagan / Kultivatorgatan (57.79837, 12.04941)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.4573	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Giessendam, South Holland Hardinxveld-Giessendam Netherlands	Peulenlaan / Thorbeckestraat / Rijnstraat (51.82422, 4.83289)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.4546	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Varik, Gelderland West Betuwe Netherlands	Zandstraat / Esterweg (51.83279, 5.32736)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.4511	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Lawrence, MA Essex Co. United States	170 May St (42.71218, -71.18037)	Traffic Calming Circle Existing	Other Unknown	5 Approaches 0 Driveways 18.4287	Other (At-Grade) Single-Lane		No splitter islands. Mix of stop and yield control. ICD estimated from Google Maps linework.
Lansing, MI Ingham Co. United States	Barnes Ave. / Davis Ave. (42.71489, -84.55698)	Traffic Calming Circle Existing	Unknown Unknown	0 Approaches 0 Driveways 18.4279	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Portland, OR Multnomah Co. United States	NE 47th Ave. / NE Thompson St. (45.53903, -122.61496)	Traffic Calming Circle Existing	Unknown None	4 Approaches 0 Driveways 18.4038	Other (At-Grade) Single-Lane	1990	Completed 9/25/1990. ICD estimated from Google Maps linework.
Wake Forest, NC Wake Co. United States	Kaplan Woods Way / Bratt Ave. (35.91551, -78.53119)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.3781	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Denver, CO Denver Co. United States	Sports Blvd. / Wright St. (39.71698, -104.89131)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.3738	Other (At-Grade) Single-Lane	1997	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Chico, CA Butte Co. United States	First St. / Salem St. (39.72980, -121.84300)	Other Existing	All-Way Yield None	2 Approaches 1 Driveways 18.3704	Other (At-Grade) Single-Lane	2012	Hybrid mini-roundabout / "drop off circle" at major bike/ped entrance into Chico State University. Completed 2012. ICD estimated from Google Maps linework.
Tyresö, Stockholm County Tyresö Sweden	Nytorpsvägen / Rödhakevägen (59.22993, 18.33561)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.3303	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Nashville, TN Davidson Co. United States	Murphy Rd. / 46th Ave. N / Westlawn Dr. (36.14106, -86.84108)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.3255	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Gibraltar, Gibraltar	Winston Churchill Ave. / Gibraltar Airport (36.15462, -5.34802)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.3223	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	Central Park Dr. E / Park Shelter Dr. (39.95174, -86.13268)	Other Existing	Other None	3 Approaches 0 Driveways 18.3111	Other (At-Grade) Single-Lane	2011	Stop control on one leg. Year completed estimated (2010-2012). ICD estimated from Google Maps linework.
Enskede, Stockholm County Stockholm Sweden	Herrhagsvägen / Tallkrogsvägen (59.26828, 18.07782)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 18.3097	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Höllviken, Skane County Vellinge Sweden	Stenbocks väg / Ängdalavägen (55.41422, 12.97523)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.3046	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Höllviken, Skane County Vellinge Sweden	Stenbocks väg / Grenvägen (55.41939, 12.96906)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.3022	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Coral Gables, FL Miami-Dade Co. United States	Maynada St. / Alfonso Ave. (25.70778, -80.27321)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.2939	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2007). ICD estimated from Google Maps linework.
Sunset, FL Miami-Dade Co. United States	SW 64th St. / SW 92nd Ave. (25.70918, -80.34253)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.2937	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2007). ICD estimated from Google Maps linework.
Riviera, FL Miami-Dade Co. United States	Blue Rd. / Alhambra Cir. (25.72656, -80.28413)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.2910	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2007-2010). ICD estimated from Google Maps linework.