Roundabouts Database Index

11205 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
Avon, CO Eagle United States	Avon Rd. / US 6 (39.63110, -106.52260)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.4726	Other Multilane (2 Lane)	1997	Highway ref. pt. 6-170.04. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Nederland, CO Boulder United States	SH 72 / SH 119 / 2nd St. / Bridge St. (39.96261, -105.51030)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 23.8006	Other Single-Lane	1995	Opened June 1995. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Tampa, FL Hillsborough United States	North Blvd. / Country Club Dr. (28.05466, -82.46759)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 14.7559	Other Single-Lane	1996	Completed June 1996. ICD estimated from Google Maps linework.
Winston-Salem, NC Forsyth United States	Salem Rd. / Old Salem Rd. / S. Main St. (36.08215, -80.24149)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.2265	Other Multilane (2 Lane)	2005	TIP Project U-2926. Functional Class: Arterial ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa United States	N. 64th St. / E. Lafayette Blvd. (33.49474, -111.94330)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.9119	Other Single-Lane	2000	ICD estimated from Google Maps linework.
Olmos Park, TX Bexar United States	Olmos Dr. / El Prado Dr. / McCullough Ave. (29.47094, -98.49162)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 24.9549	Other Single-Lane	1996	Completed July 1996. ICD estimated from Google Maps linework.
Manchester, VT Bennington United States	Rte. 7A / Equinox (Grand Union) (43.17309, -73.06181)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.1304	Other Single-Lane	1997	Roundabout is in a retail/outlet district in a resort area. VT 7-A is posted as a Historic Highway and is the local business route, while the parallel US 7 is a two-lane, limited access bypass that carries through truck traffic. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Annapolis, MD Anne Arundel United States	MD 450 (West St.) / Taylor Ave. / Spa Rd. (Gateway Circle) (38.97630, -76.50486)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.4954	Other Multilane (2 Lane)	1999	Opened December 1999. ICD estimated from Google Maps linework.
Acworth-Kennesaw, GA Cobb United States	W. Sandtown Rd. / Villa Rica Rd. (33.92703, -84.63775)	Roundabout Existing	All-Way Yield None	0 Approaches 0 Driveways 27.7478	Other Single-Lane	2008	ICD estimated from Google Maps linework.
Durango, CO La Plata United States	Jenkins Ranch Rd. / Lizard Head (south) (37.28605, -107.84710)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 24.7061	Other Single-Lane	2004	ICD estimated from Google Maps linework.
Durango, CO La Plata United States	Jenkins Ranch Rd. / Lizard Head (north) (37.28920, -107.84310)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 27.5556	Other Single-Lane	2004	ICD estimated from Google Maps linework.
Santa Barbara, CA Santa Barbara United States	Milpas St. / US 101 NB Ramps / Carpinteria St. (34.42070, -119.67810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 75.8614	Other Multilane (2 Lane)	2000	Oblong central island. Completed April 2000. Experienced one single-vehicle fatality (date unknown). 11861-05. ICD estimated from Google Maps linework.
Cottonwood, AZ Yavapai United States	AZ 89A / Verde Heights Dr. (34.73999, -112.03740)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.0532	Other Multilane (2 Lane)	2009	Series of 5 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Oshkosh, WI Winnebago United States	CTH E (Witzel Ave.) / Koeller St. (44.01805, -88.58098)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.0845	Other Multilane (2 Lane)	2010	Opened September 24, 2010. ICD estimated from Google Maps linework.
Carlsbad, CA San Diego United States	Legoland Dr. / Armada Dr. (33.13229, -117.31660)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.0049	Other Multilane (2 Lane)	1999	ICD estimated from Google Maps linework.
Phoenix, AZ Maricopa United States	S. Pointe Pkwy. W / S. Pointe Pkwy. E (33.37649, -111.97210)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.8650	Other Single-Lane	1994	Before 1997. ICD estimated from Google Maps linework.
Douglasville, GA Douglas United States	SR 5 / SR 166 (33.61361, -84.83688)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8602	Other Single-Lane	2007	Fatal crash November 24, 2011. 11861-05. ICD estimated from Google Maps linework.
(unincorporated), MD Anne Arundel United States	Arundel Beach Rd. / Leelyn Dr. (39.07955, -76.54560)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.9594	Other Single-Lane	1999	ICD estimated from Google Maps linework.
Brunswick, MD Frederick United States	MD 17 / A St. / B St. / Maryland Ave. (39.31433, -77.62807)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 42.5054	Other Single-Lane	2000	ICD estimated from Google Maps linework.
Catonsville, MD Baltimore United States	MD 372 / Hilltop Rd. / Entrance to UMBC (39.25733, -76.71964)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.1417	Other Single-Lane	1998	Functional Class: Collector ICD estimated from Google Maps linework.
Lisbon, MD Howard United States	MD 94 / Old Frederick Rd. (Lisbon North) (39.34810, -77.06930)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.7839	Other Single-Lane	1999	ICD estimated from Google Maps linework.
Federalsburg, MD Caroline United States	MD 307 / MD 313 / MD 318 (38.68938, -75.78949)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.4247	Other Single-Lane	1999	Rural, installed for safety reasons Previously controlled by two-way stop ICD estimated from Google Maps linework.
Portland, OR Multnomah United States	SE Ladd Circle (45.50850, -122.64940)	Other Existing	Unknown None	0 Approaches 0 Driveways 92.0689	Other Single-Lane		ICD estimated from Google Maps linework.
Cedar Lake Township, MN Scott United States	SH 13 (Langford Ave.) / CR 2 (260th St.) (44.57259, -93.50546)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.9429	Other Single-Lane	2005	Rural location, intersection of two 55-mph facilities. Previous 2-way stop had 2 fatal crashes and 50 injury crashes in 5 years. Opened to traffic in September 2005. During 12 months after opening, 1 reported crash involving single motorcycle running off road. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Mount Rainier, MD Prince Georges United States	US 1 / 34th St. / Perry St. (38.93647, -76.96074)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 30.6570	Other Multilane (2 Lane)	2001	Functional Class: Arterial ICD estimated from Google Maps linework.
Lutherville-Timonium, MD Baltimore United States	MD 139 (Charles St.) / Bellona Ave. (39.41790, -76.62900)	Roundabout Removed	All-Way Yield None	4 Approaches 0 Driveways 34.1385	Other Multilane (2 Lane)	1999	Mini-roundabout. Double-lane circulatory roadway across northern half. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Copley Township, OH Summit United States	Ridgewood Rd. / Hametown Rd. (41.11395, -81.66791)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.1947	Other Single-Lane	2006	Opened August 21, 2006. ICD estimated from Google Maps linework.
Decatur, GA DeKalb United States	N. Decatur Rd. / Lullwater Rd. (33.78700, -84.32900)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 90.3283	Other Single-Lane	2004	Functional Class: Arterial ICD estimated from Google Maps linework.
Durango, CO La Plata United States	Jenkins Ranch Rd. / Ophir Dr. (37.28321, -107.85120)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 26.6075	Other Single-Lane	2004	ICD estimated from Google Maps linework.
Huntsville, AL Madison United States	Old Monrovia Rd. / Providence Main St. / Indian Creek Rd. (34.75765, -86.68776)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.3429	Other Single-Lane	2004	Single-lane with right-turn only lanes. Built as staged construction with potential to be multilane. ICD estimated from Google Maps linework.
Camp Verde, AZ Yavapai United States	Middle Verde / Cliff Castle (34.60927, -111.86130)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.3535	Other Single-Lane	2005	ICD estimated from Google Maps linework.
De Pere, WI Brown United States	Grant St. (CTH EE) / Lawrence Dr. (44.44511, -88.09367)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8430	Other Single-Lane	2008	Opened September 30, 2008. ICD estimated from Google Maps linework.
Truckee, CA Nevada United States	Donner Pass Rd. / W. River St. / McIver Crossing (39.32510, -120.19200)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.1077	Other Single-Lane	1998	Fatal crash. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework.
Durango, CO La Plata United States	Jenkins Ranch Rd. / Kennebec Dr. (37.29216, -107.84010)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 23.7539	Other Single-Lane	2003	ICD estimated from Google Maps linework.
Dawsonville, GA Dawson United States	SR 9E (Lumpkin Campground Rd.) / Dawson Forrest Rd. (34.35427, -84.05168)	Roundabout Existing	All-Way Yield None	0 Approaches 0 Driveways 36.4818	Other Single-Lane	2007	ICD estimated from Google Maps linework.
Oakwood, GA Hall United States	Landrum Education Dr. / Frontage Rd. / Mathis Dr. (34.23434, -83.86434)	Roundabout Existing	All-Way Yield None	0 Approaches 0 Driveways 28.6347	Other Single-Lane	2007	Gainesville College ICD estimated from Google Maps linework.
Pearl, MS Rankin United States	MS 475 (Airport Rd.) / Old Brandon Rd. (32.29057, -90.07133)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 34.3273	Other Single-Lane	1997	Use of paint to achieve (?) deflection. ICD estimated from Google Maps linework.
Gorham, ME Cumberland United States	US 202 / Rte. 4 / Rte. 237 (43.72846, -70.42525)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.0285	Other Single-Lane	1997	Previously controlled by two-way stop ICD estimated from Google Maps linework.
(unincorporated), MD Prince Georges United States	Ft. Washington Rd. / Swan Creek Rd. (38.72498, -77.00491)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.1576	Other Single-Lane	1997	Fourth leg added. Year Completed estimated (before 2001). ICD estimated from Google Maps linework.
Bel Air, MD Harford United States	Tollgate Rd. / Marketplace Dr. (39.52092, -76.35262)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.5602	Other Single-Lane	1996	Three leg, off-set roundabout - off-set due to lack of r/w on top side of Functional Class: Collector ICD estimated from Google Maps linework.
Columbia, MD Howard United States	Banneker Rd. / Cul-de-sac (39.21141, -76.87041)	Neighborhood Traffic Circle Existing	Unknown Unknown	3 Approaches 0 Driveways 17.5824	Other Single-Lane		Functional Class: Local ICD estimated from Google Maps linework.
Columbia, MD Howard United States	Trotter Rd. / South Wind Cir. (39.20956, -76.91891)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 23.1353	Other Single-Lane	1997	Functional Class: Collector. Year Completed estimated (1993-2001). ICD estimated from Google Maps linework.
Brattleboro, VT Windham United States	Rte. 9 / Rte. 5 (42.88500, -72.55670)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3817	Other Multilane (2 Lane)	1999	Adjacent to I-89. Heavy truck volume (>7%) Functional Class: Arterial ICD estimated from Google Maps linework.
Lakewood, CO Jefferson United States	Arbutus Dr. / Red Rocks Community College (39.71903, -105.14840)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.7465	Other Single-Lane	2001	Functional Class: Collector ICD estimated from Google Maps linework.
St. Simons, GA Glynn United States	Frederica Rd. / Lawrence Rd. (31.21650, -81.37550)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.8563	Other Single-Lane	2006	ICD estimated from Google Maps linework.
Wall, NJ Monmouth United States	NJ 35 / Atlantic Ave. (Brielle Circle) (40.13232, -74.06525)	Rotary Existing	Other Unknown	4 Approaches 0 Driveways 129.6649	Other Single-Lane		Traffic circle conversion ICD estimated from Google Maps linework.
Southampton, NJ Burlington United States	US 206 / NJ 70 (Red Lion Circle) (39.88715, -74.74104)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways 136.5464	Other Single-Lane		Traffic circle conversion Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC N/A United States	Dupont Circle (Mass Ave. / Conn. Ave. / New Hampshire Ave.19th St. / P St.) (38.90965, -77.04344)	Signalized Roundabout/Circle Existing	Signal None	10 Approaches 0 Driveways 137.5441	Other Multilane (2 Lane)		ICD estimated from Google Maps linework.
Washington, DC N/A United States	Washington Circle (Penn. Ave. / New Hampshire Ave. / 23rd St. / K St.) (38.90252, -77.05010)	Signalized Roundabout/Circle Existing	Signal None	8 Approaches 0 Driveways 119.8984	Other Multilane (2 Lane)		ICD estimated from Google Maps linework.
Washington, DC N/A United States	Scott Circle (Mass. Ave. / Rhode Isl. Ave. / 16th St. / N St.) (38.90725, -77.03654)	Signalized Roundabout/Circle Existing	Signal None	6 Approaches 0 Driveways 51.1161	Other Multilane (2 Lane)		ICD estimated from Google Maps linework.
Washington, DC N/A United States	Logan Circle (Rhode Isl. Ave. / Vermont Ave. / 13th St. / P St.) (38.90965, -77.02963)	Signalized Roundabout/Circle Existing	Signal None	5 Approaches 0 Driveways 120.8157	Other Multilane (2 Lane)		ICD estimated from Google Maps linework.
Washington, DC N/A United States	Thomas Circle (Mass Ave. / Vermont Ave. / 14th St. / M St.) (38.90565, -77.03196)	Signalized Roundabout/Circle Existing	Signal None	6 Approaches 0 Driveways 75.2817	Other Multilane (2 Lane)		ICD estimated from Google Maps linework.
Washington, DC N/A United States	Sheridan Circle (Mass Ave. / 23rd St. / R St.) (38.91214, -77.05065)	Rotary Existing	Uncontrolled None	0 Approaches 0 Driveways 69.6989	Other Multilane (2 Lane)		Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC N/A United States	Westmoreland Circle (Mass. Ave. / Dalecarlia Pkwy / Western Ave.) (38.94892, -77.10097)	Rotary Existing	Uncontrolled None	6 Approaches 0 Driveways 82.6665	Other Multilane (2 Lane)		Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC N/A United States	Ward Circle (Mass. Ave. / Nebraska Ave.) (38.93792, -77.08590)	Signalized Roundabout/Circle Existing	Signal None	0 Approaches 0 Driveways 80.8214	Other Multilane (2 Lane)		ICD estimated from Google Maps linework.
Washington, DC N/A United States	Chevy Chase Circle (Conn. Ave. / Western Ave.) (38.96761, -77.07716)	Signalized Roundabout/Circle Existing	Signal None	0 Approaches 0 Driveways 88.2163	Other Multilane (2 Lane)		ICD estimated from Google Maps linework.
Washington, DC N/A United States	Tenley Circle (Nebraska Ave. / Wisconsin Ave. / Yuma St.) (38.94628, -77.07875)	Signalized Roundabout/Circle Existing	Signal None	0 Approaches 0 Driveways 73.3809	Other Multilane (2 Lane)		ICD estimated from Google Maps linework.
Washington, DC N/A United States	Sherman Circle (Kansas Ave. / Illinois Ave. / Crittenden St.) (38.94733, -77.02190)	Rotary Existing	All-Way Stop None	6 Approaches 0 Driveways 89.1704	Other Multilane (2 Lane)		Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC N/A United States	Grant Circle (New Hampshire Ave. / Illinois Ave. / Varnum St. / NW 5th St.) (38.94312, -77.01926)	Rotary Existing	All-Way Stop None	8 Approaches 0 Driveways 120.7587	Other Multilane (2 Lane)		Functional Class: Arterial ICD estimated from Google Maps linework.
Portland, OR Multnomah United States	NE Cesar E Chavez Blvd. (NE 39th Ave.) / NE Glisan St. (45.52640, -122.62300)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 68.6113	Other Multilane (2 Lane)		Stop-controlled entries into circle. Bus stop within circulatory roadway. Historical rotary with stop control. ICD estimated from Google Maps linework.
Beaverton, OR Washington United States	SW Teal Blvd. / SW 155th Ave. / SW Nutcracker Ct. (45.44060, -122.83760)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 37.7099	Other Single-Lane		Characteristics of a roundabout, but yield signs replaced with stop signs in 1998. ICD estimated from Google Maps linework.
Berkeley, CA Alameda United States	Marin Ave. / Los Angeles Ave. / Del Norte St. / Arlington Ave. (37.89015, -122.27240)	Other Existing	Two-Way Stop None	6 Approaches 0 Driveways 25.4489	Other Single-Lane		Free movement on Marin Ave.; rest are stop-controlled ICD estimated from Google Maps linework.
Clackamas, OR Clackamas United States	Monterey Ave. / Stevens Rd. (45.43780, -122.56390)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.8738	Other Single-Lane	2006	Fourth leg serves New Hope Community Church parking lot. ICD estimated from Google Maps linework.
Abingdon, MD Harford United States	Tollgate Rd. / Montrose Way (39.48198, -76.32751)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.5762	Other Single-Lane	2003	Elementary school and library to north, another school to south. Functional Class: Collector ICD estimated from Google Maps linework.
Arcata, CA Humboldt United States	West End Rd. / Spear Ave. / Saint Louis Rd. (40.88910, -124.08210)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.0866	Other Single-Lane	1998	Functional Class: Arterial ICD estimated from Google Maps linework.
Arcata, CA Humboldt United States	Samoa Blvd. / Union St. (40.86140, -124.07730)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.2273	Other Single-Lane	1999	Functional Class: Arterial ICD estimated from Google Maps linework.
Bel Air, MD Harford United States	Tollgate Rd. / Westover Ln. / Crisfield Dr. (39.46859, -76.32162)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.7377	Other Single-Lane	2002	http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Arcata, CA Humboldt United States	Samoa Blvd. / Buttermilk Ln. (40.85710, -124.07250)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.1329	Other Single-Lane	1999	Functional Class: Arterial ICD estimated from Google Maps linework.
Canmore, AB Central Alberta Canada	Three Sisters Pkwy. / Stewart Creek Dr. (51.05031, -115.31370)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.7860	Other Single-Lane	2008	ICD estimated from Google Maps linework.
Durango, CO La Plata United States	Florida Rd. / Riverview Dr. (37.28319, -107.86900)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4086	Other Single-Lane	2010	ICD estimated from Google Maps linework.
Durango, CO La Plata United States	CR 238 / Fort Lewis Dr. / College Dr. (37.27940, -107.85940)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.7643	Other Single-Lane	2007	ICD estimated from Google Maps linework.
Durango, CO La Plata United States	(Mercy Regional Medical Center ring road) / (unknown) (37.23677, -107.82050)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.2308	Other Single-Lane	2006	ICD estimated from Google Maps linework.
Visalia, CA Tulare United States	Houston Ave. / Santa Fe St. / NE 3rd Ave. (36.34183, -119.28780)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 50.9874	Other Single-Lane	2010	ICD estimated from Google Maps linework.
Durango, CO La Plata United States	(Mercy Regional Medical Center entrance drive) / (ring road) (37.23339, -107.82310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.6431	Other Multilane (2 Lane)	2006	Functional Class: Arterial ICD estimated from Google Maps linework.
Portland, OR Multnomah United States	NW 25th Ave. / NW Quimby St. (45.53328, -122.70277)	Neighborhood Traffic Circle Existing	Two-Way Stop None	3 Approaches 0 Driveways 15.8958	Other Single-Lane	1988	Completed 9/30/1988. ICD estimated from Google Maps linework.
Carmel, IN Hamilton United States	Old Meridian St. / Grand Blvd. (39.97366, -86.14984)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7631	Other Multilane (2 Lane)	2008	ICD estimated from Google Maps linework.
Port Orchard, WA Kitsap United States	Mile Hill Dr. (Hwy 166) / Bethel Ave. (47.53467, -122.62730)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.7045	Other Single-Lane	1998	Previously a Y Intersection. Opened June 1998. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Malta, NY Saratoga United States	Rte 67 (Dunning St.) / I-87 NB Ramps (42.97052, -73.80057)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.9470	Other Multilane (2 Lane)	2006	Part of a series of 5 roundabouts. ICD estimated from Google Maps linework.
Modesto, CA Stanislaus United States	La Loma / James St. / G St. (37.64360, -120.98740)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 34.0452	Other Single-Lane	1997	Permanent installation with landscaping in place Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Clackamas, OR Clackamas United States	Monterey Ave. / Causey Ave. / William Otty Rd. (45.44020, -122.55510)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.7102	Other Single-Lane	2004	ICD estimated from Google Maps linework.
Montréal, QC Montréal Region Canada	Ave. Marie-Curie / Blvd. Alfred Nobel (45.48518, -73.76222)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.6801	Other Multilane (2 Lane)	1998	Completed November 1998. Functional Class: Collector ICD estimated from Google Maps linework.
(unincorporated), OR Clackamas United States	SE 147th Ave. / Oregon Trail Dr. / Hines Dr. / Sieben Pkwy. (45.42280, -122.51240)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 34.3688	Other Single-Lane		ICD estimated from Google Maps linework.
Bend, OR Deschutes United States	SW Century Dr. / SW Colorado Ave. / SW Chandler Ave. (44.04180, -121.33200)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.9120	Other Single-Lane	1999	Completed Fall 1999. One leg comes in at 60 degree angle. Right-turn bypass lane part of conceptual design but removed for final. First modern roundabout in Oregon.
Bellevue, WA King United States	W. Lake Sammamish Pkwy. SE / Lakemont Blvd. SE (47.56776, -122.09980)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.4567	Other Single-Lane	1997	Revised August 2005. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Tallahassee, FL Leon United States	Sutor Road / Old Sutor Road (30.42957, -84.21212)	Neighborhood Traffic Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 16.4770	Other Single-Lane		ICD estimated from Google Maps linework.
Port St. Lucie, FL St. Lucie United States	SE Westmoreland Blvd. / Pine Valley St. (27.25530, -80.30157)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 72.1975	Other Single-Lane		ICD estimated from Google Maps linework.
Fort Pierce, FL St. Lucie United States	Avenue A / N Indian River Dr. (27.44907, -80.32326)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.6165	Other Single-Lane	1997	http://www.walkinginfo.org/pedsafe/casestudy.cfm?CS_NUM=14. Year Completed estimated (1994-1999). ICD estimated from Google Maps linework.
Malta, NY Saratoga United States	Rte 67 (Dunning St.) / I-87 SB Ramps (42.97027, -73.80322)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.5689	Other Multilane (2 Lane)	2006	Part of a series of 5 roundabouts. ICD estimated from Google Maps linework.
Malta, NY Saratoga United States	Rte 67 (Dunning St.) / US 9 (42.97116, -73.79296)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.6943	Other Multilane (2 Lane)	2006	Part of a series of 5 roundabouts. ICD estimated from Google Maps linework.
Portland, OR Multnomah United States	NW 25th Ave. / NW Overton St. (45.53190, -122.70270)	Neighborhood Traffic Circle Existing	Two-Way Stop None	4 Approaches 0 Driveways 44.3420	Other Single-Lane	1988	Completed 9/30/1988. ICD estimated from Google Maps linework.
Portland, OR Multnomah United States	NW 25th Ave. / NW Marshall St. (45.53040, -122.70270)	Neighborhood Traffic Circle Existing	Two-Way Stop None	4 Approaches 0 Driveways 62.7498	Other Single-Lane	1988	Completed 9/30/1988. ICD estimated from Google Maps linework.
Provo, UT Utah United States	Riverside Ave. / W 1720 North (40.25703, -111.66810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.8749	Other Single-Lane	2000	ICD estimated from Google Maps linework.
Columbia, MD Howard United States	Cradlerock Way / Homespun Dr. (39.19095, -76.83787)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 22.2158	Other Single-Lane	2001	Completed May 21, 2001. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Malta, NY Saratoga United States	Rte 67 (Dunning St.) / Kelch Dr. / Blacksmith Dr. (Malta Commons) (42.97073, -73.79816)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.8207	Other Multilane (2 Lane)	2006	Part of a series of 5 roundabouts. ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa United States	E. Via Linda / E. San Pablo Dr. (33.56833, -111.89350)	Neighborhood Traffic Circle Existing	Unknown Unknown	3 Approaches 0 Driveways 49.7573	Other Single-Lane		ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa United States	E. Via Linda / N. 87th St. (33.56715, -111.89500)	Neighborhood Traffic Circle Existing	Unknown Unknown	0 Approaches 0 Driveways 69.6612	Other Single-Lane		ICD estimated from Google Maps linework.
Loveland, CO Larimer United States	McWhinney Blvd. / Hahns Peak Dr. / Grays Peak Dr. (40.41048, -105.01140)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 68.2039	Other Multilane (2 Lane)	2002	Previously controlled by new Functional Class: Arterial ICD estimated from Google Maps linework.
Eugene, OR Lane United States	Barger Dr. / Green Hill Rd. (44.08470, -123.20830)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.6002	Other Single-Lane	1999	ICD estimated from Google Maps linework.
Lawrence, KS Douglas United States	Monterey Way / Harvard Rd. (38.96400, -95.28833)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 15.7869	Other Single-Lane	1999	Built as part of reconstrction of Monterey Way. Designed as part of City/State Safety Improvement Project. ICD estimated from Google Maps linework.
Lawrence, KS Douglas United States	West Campus Rd. / Jayhawk Blvd. / Crescent Rd. (38.95905, -95.25105)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.7185	Other Single-Lane	2013	Original circle built c. 1945, rebuilt 2013 as part of reconstruction of Jayhawk Boulevard. Encircles Chi Omega fountain. Functional Class: Collector ICD estimated from Google Maps linework.