Roundabouts Database Index

5770 Results

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City, State County Country	Intersection (Lat, Lng)	Type Status	Control Type / Other Control Type	Approaches / Driveways	Functional Class / LaneType	Year Completed	Comments
Bel Air, MD Harford United States	MD 7/Holly Oaks Drive (39.48848, -76.21669)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other Single-Lane	1999	Opened September 1999.
North Harford, MD Harford United States	MD 165/MD 24 (39.67220, -76.40930)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	2000	Rural Previously controlled by two-way stop
Scottsdale, AZ Maricopa United States	N. 104th St./E. Cholla St. (33.58976, -111.85660)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	2005
Scaggsville, MD Howard United States	MD 216/US 29 SB Ramps (39.14562, -76.90418)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps Multilane (2 Lane)	2001	Series of 4 roundabouts.
Scaggsville, MD Howard United States	MD 216/US 29 NB Ramps/Ice Crystal Dr. (39.14476, -76.89799)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps Multilane (2 Lane)	2001	Series of 4 roundabouts.
Millington, MD Kent United States	MD 291/US 301 SB Ramps (39.26463, -75.86641)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps Single-Lane	1999	Opened August 1999.
Millington, MD Kent United States	MD 291/US 301 NB Ramps (39.26386, -75.86260)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps Single-Lane	1999	Opened August 1999.
Bend, OR Deschutes United States	SW Century Dr./Colorado Ave./Chandler Ave. (44.04180, -121.33200)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	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. Previously controlled by one-way stop Functional Class: Arterial
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	Other Single-Lane	1997	Revised August 2005. Previously controlled by two-way stop Functional Class: Arterial
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	Other Single-Lane
Carmel, IN Hamilton United States	Old Meridian St./Grand Blvd. (39.97366, -86.14984)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Multilane (2 Lane)	2008
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	Other Single-Lane	1998	Previously a Y Intersection. Opened June 1998. Previously controlled by two-way stop Functional Class: Arterial
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	Other Multilane (2 Lane)	2006	Part of a series of 5 roundabouts.
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	Other Single-Lane	1997	Permanent installation with landscaping in place Previously controlled by two-way stop Functional Class: Collector
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	Other Single-Lane	2005	Functional Class: Collector
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	Other Multilane (2 Lane)	1998	Completed November 1998. Functional Class: Collector
Clackamas, OR Clackamas United States	Monterey Ave./Stevens Rd. (45.43780, -122.56390)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	2006	Fourth leg serves New Hope Community Church parking lot. Functional Class: Collector
Abingdon, MD Harford United States	Tollgate Rd./Montrose Way (39.48198, -76.32751)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	2003	Elementary school and library to north, another school to south. Functional Class: Collector
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	Other Single-Lane	1998	Functional Class: Arterial
Arcata, CA Humboldt United States	Samoa Blvd./Union St. (40.86140, -124.07730)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	1999	Functional Class: Arterial
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	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
Arcata, CA Humboldt United States	Samoa Blvd./Buttermilk Ln. (40.85710, -124.07250)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	1999	Functional Class: Arterial
Arcata, CA Humboldt United States	Guintoli Ln./US 101 SB Ramps (40.90400, -124.08920)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps Single-Lane	2005
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	Other Single-Lane	2008
Arcata, CA Humboldt United States	Guintoli Ln./US 101 NB Ramps (40.90492, -124.08510)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps Single-Lane	2005
Durango, CO La Plata United States	Florida Rd./Riverview Dr. (37.28319, -107.86900)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other Single-Lane	2010
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	Other Single-Lane	2007
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	Other Single-Lane	2006
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	Other Single-Lane	2010
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	Other Multilane (2 Lane)	2006	Functional Class: Arterial
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	Other Single-Lane	2000	http://www.walkinginfo.org/pedsafe/casestudy.cfm?CS_NUM=14. 1997?
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	Other Multilane (2 Lane)	2006	Part of a series of 5 roundabouts.
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	Other Multilane (2 Lane)	2006	Part of a series of 5 roundabouts.
Provo, UT Utah United States	Riverside Ave./W 1720 North (40.25703, -111.66810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	2000
Columbia, MD Howard United States	Cradlerock Way/Homespun Dr. (39.19095, -76.83787)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other Single-Lane	2001	Completed May 21, 2001. Previously controlled by one-way stop Functional Class: Collector
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	Other Multilane (2 Lane)	2006	Part of a series of 5 roundabouts.
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	Other Multilane (2 Lane)	2002	Previously controlled by new Functional Class: Arterial
Eugene, OR Lane United States	Barger Dr./Green Hill Rd. (44.08470, -123.20830)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other Single-Lane	1999	Previously controlled by one-way stop Functional Class: Collector
Lawrence, KS Douglas United States	Monterey Way/Harvard Rd. (38.96400, -95.28833)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other Single-Lane	1999	Built as part of reconstrction of Monterey Way. Designed by George Butler Associates, Inc.and EBH & Associates, P.A., as part of City/State Safety Improvement Project. Functional Class: Collector
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	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
Coventry, CT Tolland United States	Daly Rd./South St. (41.76721, -72.33688)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other Single-Lane	2004
Fairmont, WV Marion United States	WV 273/Haymond St. (39.47601, -80.13599)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Multilane (2 Lane)	2010	Functional Class: Arterial
East Lansing, MI Ingham United States	Bogue St./Shaw Ln. (42.72575, -84.47185)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Multilane (2 Lane)	2000
Hartland, MI Livingston United States	Hartland Rd./Rovey Dr. (42.63682, -83.74883)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	2009
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	Other Single-Lane	2010	Functional Class: Collector
Davis, CA Yolo United States	Anderson Rd./Alvarado Ave. (38.56210, -121.75850)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other Single-Lane	1997	Moderate to high pedestrian and bicycle volume. Located in residential area frequented by commuters to University of California at Davis.
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	Other Single-Lane	1997	Previously controlled by two-way stop
(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	Other Single-Lane	1997	Fourth leg added. Year Completed estimated (before 2001).
Bel Air, MD Harford United States	Tollgate Rd./Marketplace Dr. (39.52092, -76.35262)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other Single-Lane	1996	Three leg, off-set roundabout - off-set due to lack of r/w on top side of Functional Class: Collector
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	Other Single-Lane	2004	Single-lane with right-turn only lanes. Built as staged construction with potential to be multilane.

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