Roundabouts Database Index

11398 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
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 (At-Grade) 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 (At-Grade) Multilane (2 Lane)	2006	Functional Class: Arterial 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) Multilane (2 Lane)	1998	Completed November 1998. Functional Class: Collector 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) Multilane (2 Lane)	2006	Part of a series of 5 roundabouts. 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) Multilane (2 Lane)	2006	Part of a series of 5 roundabouts. 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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 (At-Grade) 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.
Coventry, CT Tolland United States	Daly Rd. / South St. (41.76721, -72.33688)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.9424	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Fairmont, WV Marion United States	WV 273 / Haymond St. (39.47601, -80.13599)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.9383	Other (At-Grade) Multilane (2 Lane)	2010	Functional Class: Arterial ICD estimated from Google Maps linework.
East Lansing, MI Ingham United States	Bogue St. / Shaw Ln. (42.72575, -84.47185)	Roundabout Removed	All-Way Yield None	4 Approaches 0 Driveways 88.6139	Other (At-Grade) Multilane (2 Lane)	2014	Roundabout built in 2000, removal date estimated (2013-2015). ICD estimated from Google Maps linework.
Hartland, MI Livingston United States	Hartland Rd. / Rovey Dr. (42.63682, -83.74883)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.6594	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Bayview Rd. / Slidell St. / Burnside Ave. (45.40958, -75.72880)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5384	Other (At-Grade) Single-Lane	2010	Functional Class: Collector ICD estimated from Google Maps linework.
Davis, CA Yolo United States	Anderson Rd. / Alvarado Ave. (38.56210, -121.75850)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.2149	Other (At-Grade) Single-Lane	1997	Moderate to high pedestrian and bicycle volume. Located in residential area frequented by commuters to University of California at Davis. ICD estimated from Google Maps linework.
Goshen, CT Litchfield United States	Rte. 4 / Rte. 63 (41.83181, -73.22543)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.3576	Other (At-Grade) Single-Lane	2002	Painted rather than raised islands ICD estimated from Google Maps linework.
Rochester, MI Oakland United States	Tienken Rd. / Runyon Rd. / Washington Rd. (42.69743, -83.11135)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.0105	Other (At-Grade) Single-Lane	1999	Total cost: $353,000. Completed July 1999. Functional Class: Arterial ICD estimated from Google Maps linework.
Greenwich, CT Fairfield United States	King St. / Rye Lake Ave. (41.07508, -73.70280)	Roundabout Removed	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2006	Temporary roundabout installed May 12, 2004. Functional Class: Local.
Madison, CT New Haven United States	Rte. 80 / Rte. 79 (41.35976, -72.63807)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 98.6077	Other (At-Grade) Single-Lane		Old traffic circle converted to yield on entry. ICD estimated from Google Maps linework.
Las Vegas (Summerlin), NV Clark United States	Village Center Dr. / Meadow Hills Dr. (36.19350, -115.30070)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.0121	Other (At-Grade) Multilane (2 Lane)	1991	ICD estimated from Google Maps linework.
New London, CT New London United States	Shaw St. / Howard St. / Willets Ave. (41.34284, -72.09972)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.9700	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
University Place, WA Pierce United States	Grandview Dr. / Olympic Blvd. (47.22188, -122.55790)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.1454	Other (At-Grade) Single-Lane	1997	Curtis High School and Curtis Junior High School on NE corner of roundabout. Opened August 1997. Functional Class: Arterial ICD estimated from Google Maps linework.
Kennewick, WA Benton United States	27th Ave. / Union St. / Southridge Blvd / W Creekstone Dr. (46.18497, -119.18040)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.5168	Other (At-Grade) Single-Lane	2000	Completed August 25, 2000. Right-turn bypass on WB approach. Was 3-leg intersection; fourth leg added to west as part of project. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Seymour, CT New Haven Co. United States	Rte. 188 / Rte. 334 (Great Hill Rd.) / Holbrook Rd. (41.37857, -73.12669)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.8469	Other (At-Grade) Single-Lane	2016	Previous traffic circle was upgraded to modern roundabout design guidelines. 21442
Prescott, AZ Yavapai United States	SR 89 / Willow Lake Rd. (34.59233, -112.42580)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 59.9743	Other (At-Grade) Multilane (2 Lane)	2006	ICD estimated from Google Maps linework.
Bisbee, AZ Cochise United States	Bisbee Rd. / SR 80 / SR 92 (31.42830, -109.89230)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 104.9686	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Kingston, NY Ulster United States	I-587 / Rte. 28 / I-87 / Washington Ave. (41.94362, -74.02840)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.7424	Freeway Ramps (Grade-Separated) Multilane (2 Lane)	2000	A 600 ft diameter traffic circle was replaced by 200 ft diameter roundabout. At Exit 19 from I-87. I-587 terminates in roundabout. ICD estimated from Google Maps linework.
Windsor, CT Hartford United States	Hayden Station Rd. / Lancaster Dr. / Center St. (41.89280, -72.63409)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.8935	Other (At-Grade) Single-Lane	1998	Functional Class: Collector. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework.
Manhattan, KS Riley United States	Gary Ave. / Candlewood Dr. (39.21087, -96.61885)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.2841	Other (At-Grade) Single-Lane	1997	Considered to be the First Modern Roundabout in the State of Kansas. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Oviedo, FL Seminole United States	Franklin St. / Geneva Dr. / Division St. (28.67359, -81.20439)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 34.5795	Other (At-Grade) Single-Lane	2006	Website: http://www.cityofoviedo.net/files/Roundabouts.pdf ICD estimated from Google Maps linework.
Windsor, CT Hartford United States	Hayden Station Rd. / Pond Rd. (41.89371, -72.64065)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 24.0041	Other (At-Grade) Single-Lane	1998	Functional Class: Collector. Year Completed estimated (1992-2003). ICD estimated from Google Maps linework.
Las Vegas (Summerlin), NV Clark United States	Vista Run Dr. / Park Vista Dr. (36.17820, -115.34610)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.2741	Other (At-Grade) Single-Lane	1995	Year completed estimated (1990-1999) ICD estimated from Google Maps linework.
Windsor, CT Hartford United States	Prospect Hill Rd. / Lang Rd. (41.89153, -72.69762)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 25.7830	Other (At-Grade) Single-Lane	1998	Located at entrance to industrial park. Year Completed estimated (1992-2004). ICD estimated from Google Maps linework.
Truckee, CA Nevada United States	Brockway Rd. / Martis Valley Rd. (39.32135, -120.16269)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2006
Tampa (Ybor City), FL Hillsborough United States	Channelside Dr. / Cumberland Ave. (27.94497, -82.44576)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane)	1995	Right-turn-only lane on north leg.
Clearwater, FL Pinellas United States	SR 60 / Coronado Dr. (SR 699) / Mandalay Ave. / Poinsettia Ave. (Gateway Roundabout) (27.97752, -82.82709)	Roundabout Existing	All-Way Yield Metering Signal	6 Approaches 0 Driveways 68.5587	Other (At-Grade) Multilane (2 Lane)	1999	Modified 2002-2004 to change geometry and striping, and remove fountain. 21442
Bend, OR Deschutes United States	Brookswood Blvd. / Powers Rd. (44.02886, -121.32130)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.1961	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Anchorage, AK Anchorage United States	C St. / O'Malley EB Ramps (61.12273, -149.88630)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.5659	Other (At-Grade) Multilane (2 Lane)	2006	Functional Class: Arterial ICD estimated from Google Maps linework.
Anchorage, AK Anchorage United States	C St. / O'Malley WB Ramps (61.12404, -149.88630)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.2943	Other (At-Grade) Multilane (2 Lane)	2006	Functional Class: Arterial ICD estimated from Google Maps linework.
Moses Lake, WA Grant United States	Yonezawa Blvd. / S. Division St. / W. Belmont Ave. (47.10438, -119.27860)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.0857	Other (At-Grade) Single-Lane	2001	Pedestrian crossing has z-shape, with exit closer to roundabout than entrance. Part of series of 3 roundabouts. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Loveland, CO Larimer United States	Plum Creek Dr. / Piney River Dr. (40.41253, -105.01850)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.0994	Other (At-Grade) Single-Lane	2001	Functional Class: Local ICD estimated from Google Maps linework.
Paradise Valley, AZ Maricopa United States	Indian Bend Rd. / 70th St. (33.53864, -111.92930)	Neighborhood Traffic Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 47.7835	Other (At-Grade) Single-Lane		Mini-roundabout ICD estimated from Google Maps linework.
Columbia, MD Howard United States	Golden Straw Ln. / Davis Rd. (39.21597, -76.81084)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Mini-roundabout	2000	Completed April 28, 2000. Pedestrian ramps into circulatory roadway.
(unincorporated), OR Washington United States	NW Verboort Rd. / Cornelius-Shefflin Rd. (45.55150, -123.06410)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 52.6900	Other (At-Grade) Single-Lane	2003	Reverse curves on approaches. Designed as multilane with striped-out inner circulating and entry/exit lanes. ICD estimated from Google Maps linework.
Lawrence, KS Douglas United States	24th Pl. / Inverness Dr. (38.94105, -95.29808)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.0814	Other (At-Grade) Single-Lane	2001	Approved by Commission over neighborhood opposition. Was a 3 leg intersection prior to construction. Near Sunflower Elementary School and Southwest Junior High School. Functional Class: Collector ICD estimated from Google Maps linework.
Lawrence, KS Douglas United States	24th Pl. / Crossgate Dr. (38.94130, -95.28875)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.9392	Other (At-Grade) Single-Lane	2001	Planned in connection with extention of 24th Place Functional Class: Collector ICD estimated from Google Maps linework.
Greeley, CO Weld United States	Promontory Cir. / W. 11th St. (40.41889, -104.84990)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.2801	Other (At-Grade) Multilane (2 Lane)	2004	4 roundabouts in series; 6 in vicinity. ICD estimated from Google Maps linework.
Lawrence, KS Douglas United States	E. 19th St. / Barker Ave. (38.95003, -95.23283)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 16.7188	Other (At-Grade) Single-Lane	2004	Functional Class: Arterial ICD estimated from Google Maps linework.
Boynton Beach, FL Palm Beach United States	Hagen Ranch Rd. / Majestic Palm Dr. / Palm Isles Dr. (26.53700, -80.16410)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.4660	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Peoria, AZ Maricopa United States	N Sunrise Point / Sunset Point (33.75302, -112.33080)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 75.4690	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Greeley, CO Weld United States	Promontory Cir. / W. 16th St. (40.41505, -104.85090)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.6450	Other (At-Grade) Multilane (2 Lane)	2004	4 roundabouts in series; 6 in vicinity. ICD estimated from Google Maps linework.
Greeley, CO Weld United States	Promontory Cir. / Con Agra Dr. (40.41138, -104.85200)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.6468	Other (At-Grade) Multilane (2 Lane)	2004	4 roundabouts in series; 6 in vicinity. ICD estimated from Google Maps linework.
Boynton Beach, FL Palm Beach United States	Hagen Ranch Rd. / Treviso Ln. (26.54100, -80.16380)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.6431	Other (At-Grade) Single-Lane	1999	ICD estimated from Google Maps linework.
Greeley, CO Weld United States	Promontory Cir. / W. 18th St. (40.40869, -104.85120)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.4670	Other (At-Grade) Multilane (2 Lane)	2004	4 roundabouts in series; 6 in vicinity. ICD estimated from Google Maps linework.
Phoenix, AZ Maricopa United States	23rd Ave. / W. Osborn Rd. (33.48775, -112.10840)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 15.9372	Other (At-Grade) Single-Lane	2005	Small roundabout. ICD estimated from Google Maps linework.
Greeley, CO Weld United States	W. 18th St. / unknown (40.41203, -104.85840)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.5558	Other (At-Grade) Multilane (2 Lane)	2004	Part of 6 in vicinity. ICD estimated from Google Maps linework.
Phoenix, AZ Maricopa United States	E. Mountain View Rd. / N. Central Ave. (33.57510, -112.07360)	Neighborhood Traffic Circle Existing	All-Way Yield None	0 Approaches 0 Driveways 16.9162	Other (At-Grade) Single-Lane	2006	Mini-roundabout ICD estimated from Google Maps linework.
Manhattan, KS Riley United States	Kimball Ave. / Grand Mere Pkwy. (39.20168, -96.63786)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.3931	Other (At-Grade) Single-Lane	2000	Completed 3/2000. Built as part of new Colbert Hills Golf Course. Fatal crash January 31, 2010. 11861-05. Functional Class: Collector ICD estimated from Google Maps linework.
Lawrence, KS Douglas United States	Sunflower Park Rd / Inverness Dr (38.93745, -95.29810)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 111.4785	Other (At-Grade) Single-Lane	2001	Next to Sunflower Elementary School and Southwest Junior High School. Functional Class: Collector ICD estimated from Google Maps linework.
Greeley, CO Weld United States	W. 16th St. / (unknown) (40.41524, -104.85540)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.5542	Other (At-Grade) Multilane (2 Lane)	2004	Part of 6 in vicinity. ICD estimated from Google Maps linework.
Hutchinson, KS Reno United States	23rd Ave. / Severence St. (38.07940, -97.91340)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.7846	Other (At-Grade) Single-Lane	2000	Near the state fairgrounds in Hutchinson Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Garnett, KS Harvey United States	US 59 / US 169 (38.25832, -95.24861)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.8910	Other (At-Grade) Single-Lane	2006	None. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Newton, KS Harvey United States	Broadway St. / I-135 Ramps (38.05000, -97.32250)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.1441	Freeway Ramps (Grade-Separated) Single-Lane	2003	Single-point interchange. Near roundabout interchange at I-135/1st Street. Roundabout completed January 2002, ramps from I-135 to the roundabout reopened March 2002. Eliptical structure incorporating both NB and SB ramps. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Lenexa, KS Johnson United States	Prairie Star Pkwy / Montecello Rd. (38.95251, -94.84398)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.0123	Other (At-Grade) Multilane (2 Lane)	2002	Functional Class: Arterial ICD estimated from Google Maps linework.
Paola, KS Miami United States	K-68 / Old Kansas City Rd. / Hedge Ln. (38.62133, -94.85551)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 44.7895	Other (At-Grade) Single-Lane	2001	First roundabout on rural, high-speed facility in Kansas. Functional Class: Arterial ICD estimated from Google Maps linework.
Topeka, KS Shawnee United States	46th St. / US 75 Ramps (39.12934, -95.71959)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 68.5587	Freeway Ramps (Grade-Separated) Single-Lane	2002	Roundabout under structure as part of single-point interchange. Elliptical roundabout. Original intersection was at grade. Completed November 2002. ICD estimated from Google Maps linework.
Phoenix, AZ Maricopa United States	N. 43rd St. / E. Stanford Dr. (33.51700, -111.98930)	Neighborhood Traffic Circle Existing	All-Way Yield None	0 Approaches 0 Driveways 46.7997	Other (At-Grade) Single-Lane	2005	Mini-roundabout ICD estimated from Google Maps linework.
Quebec, QC Capitale-Nationale Region Canada	Rue de la Rive-Boisee N / Rue du Baumier (46.83577, -71.32956)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane		No splitter islands. ICD estimated from Google Maps linework.
Bend, OR Deschutes United States	NW Mt. Washington Dr. / NW Skyliners Rd. (44.05369, -121.35490)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.3425	Other (At-Grade) Single-Lane	2005	Roundabout constructed with addition of south leg. ICD estimated from Google Maps linework.
Bend, OR Deschutes United States	NW Shevlin Park Rd. / Newport Ave. / College Way (44.06240, -121.33770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.6125	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Bend, OR Deschutes United States	NW Mt. Washington Dr. / Shevlin Park Rd. (44.06780, -121.35530)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.7584	Other (At-Grade) Single-Lane	2000	South leg on Mt. Washington Drive added as part of new development. ICD estimated from Google Maps linework.
Bend, OR Deschutes United States	NW Mt. Washington Dr. / NW Crossing Dr. (44.05890, -121.35670)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.6144	Other (At-Grade) Single-Lane	2000	Both roadways brand new as part of new development. ICD estimated from Google Maps linework.
Bend, OR Deschutes United States	SW Century Dr. / SW Mt. Washington Dr. / SW Reed Market Dr. (44.03860, -121.33590)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.9120	Other (At-Grade) Single-Lane	2001	Roundabout sized for ultimate conversion to double lane.
Bend, OR Deschutes United States	SW 14th St. / SW Century Dr. / SW Simpson Ave. (44.04790, -121.33160)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.9036	Other (At-Grade) Single-Lane	2002	Driveways located between crosswalk and circulatory roadway on both sides of west leg. ICD estimated from Google Maps linework.
Bend, OR Deschutes United States	NW 14th St. / NW Galveston Ave. (44.05660, -121.33180)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.8991	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Bend, OR Deschutes United States	NW 14th St. / Newport Ave. (44.06230, -121.33170)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.6126	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Bend, OR Deschutes United States	NW 9th St. / NW Newport Ave. / NW Nashville Ave. (44.06240, -121.32450)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.6125	Other (At-Grade) Single-Lane	2005	Completed in August 2005. Intersection previously had five legs. Roundabout changes one leg prior to the roundabout to right in/out and redirects another leg to the roundabout. Located near Grade School on Newport Avenue. ICD estimated from Google Maps linework.
Portland, OR Multnomah United States	SW Terwilliger Blvd. / SW Palater Rd. (45.45290, -122.67660)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2002	Roundabout replaces existing Y-intersection, adds fourth leg to serve college law school. Includes driveway into roundabout serving two homes. First roundabout under City of Portland jurisdiction.
Anchorage, AK Anchorage United States	Dowling Rd. / New Seward Hwy SB Ramps (61.16636, -149.85780)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.1352	Freeway Ramps (Grade-Separated) Multilane (2 Lane)	2004	Previously controlled by one-way stop ICD estimated from Google Maps linework.
Anchorage, AK Anchorage United States	Dowling Rd. / New Seward Hwy NB Ramps (61.16637, -149.85520)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.0151	Freeway Ramps (Grade-Separated) Multilane (2 Lane)	2004	Spiral striping. ICD estimated from Google Maps linework.
Culloden, GA Monroe United States	SR 7-US 341 / SR 74 (32.87954, -84.09019)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.1175	Other (At-Grade) Single-Lane	2008	Functional Class: Rural ICD estimated from Google Maps linework.
Bayfield, CO La Plata United States	CR 501 / Bayfield Center Drive (37.23389, -107.60210)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.1830	Other (At-Grade) Single-Lane	2001	Bayfield Center Drive is a new roadway. Completed Fall 2001. Functional Class: Arterial ICD estimated from Google Maps linework.
Astoria, OR Clatsop United States	US 101 / Hwy 202 (Nehalem Highway) (46.18290, -123.86070)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.4797	Other (At-Grade) Multilane (2 Lane)	2002	Opened September 2002. First multilane roundabout on Oregon state highway system. ICD estimated from Google Maps linework.
Claremont, CA Los Angeles United States	Indian Hill Blvd. / Bonita St. (34.09662, -117.71930)	Roundabout Removed	All-Way Yield Unknown	0 Approaches 0 Driveways	Other (At-Grade) Unknown	2000	Temporary roundabout installed in August 1999, removed in April 2000. Strong public negative opinion cited as reason for removal. (Westernite, July-August 2000, pp. 2-3)
Monroe, WA Snohomish United States	SR 522 EB Ramps / 164th St. SE / Tester Rd. (47.84863, -122.00580)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 60.9143	Other (At-Grade) Multilane (2 Lane)	2001	Completed August 2001. This project won the Washington State APWA 2001 Project of the Award and the ASCE Seattle Section 2001 Outstanding Project Award. The Project is documented in the Compendium of Papers for 2000 ITE District 6 Annual Meeting, San Diego, CA. Reconfiguration of two intersections into a roundabout. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Federal Way, WA King United States	Weyerhaeuser Way S / 33rd Pl S / 32nd Dr. S (47.29863, -122.29280)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.6385	Other (At-Grade) Multilane (2 Lane)	2000	Opened April 2000. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Olathe, KS Johnson United States	Sheridan Rd. / Rogers Rd. (38.87200, -94.79430)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.7027	Other (At-Grade) Multilane (2 Lane)	2000	ICD estimated from Google Maps linework.
Olathe, KS Johnson United States	Sheridan Rd. / Ridgeview Rd. / Dennis Ave. (38.87270, -94.79730)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.3160	Other (At-Grade) Single-Lane	2001	Completed April 2001. ICD estimated from Google Maps linework.