Roundabouts Database

4173 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
Tampa, FL
Hillsborough
United States 		North Blvd./Country Club Dr.
(28.05466, -82.46759) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1996 Completed June 1996.
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 		Other
Multilane (2 Lane) 		2005 TIP Project U-2926. Functional Class: Arterial
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 		Other
Single-Lane 		2000
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 		Other
Single-Lane 		1996 Completed July 1996.
Manchester, VT
Bennington
United States 		Rte. 7A/Equinox (Grand Union)
(43.17309, -73.06181) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		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
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 		Other
Multilane (2 Lane) 		1999 Opened December 1999.
De Pere, WI
Brown
United States 		Scheuring Rd. (CTH F)/US 41 NB Ramps
(44.43074, -88.10989) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2011 Series of 6 roundabouts. Opened September 2011.
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 		Other
Single-Lane 		2008
Durango, CO
La Plata
United States 		Jenkins Ranch Rd./Lizard Head (south)
(37.28605, -107.84710) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		2004
Durango, CO
La Plata
United States 		Jenkins Ranch Rd./Lizard Head (north)
(37.28920, -107.84310) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		2004
Ritchie, MD
Prince Georges
United States 		Ritchie-Marlboro Rd./I-95 SB Ramps
(38.86894, -76.84738) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2001
Ritchie, MD
Prince Georges
United States 		Ritchie-Marlboro Rd./I-95 NB Ramps
(38.86824, -76.84158) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2001
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 		Other
Multilane (2 Lane) 		2000 Oblong central island. Completed April 2000. Experienced one single-vehicle fatality (date unknown). 11861-05.
Cottonwood, AZ
Yavapai
United States 		AZ 89A/Verde Heights Dr.
(34.73999, -112.03740) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2009 Series of 5 roundabouts. Functional Class: Arterial
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 		Other
Multilane (2 Lane) 		2010 Opened September 24, 2010.
Carlsbad, CA
San Diego
United States 		Legoland Dr./Armada Dr.
(33.13229, -117.31660) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		1999
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 		Other
Single-Lane 		1994 Before 1997.
Douglasville, GA
Douglas
United States 		SR 5/SR 166
(33.61361, -84.83688) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2007 Fatal crash November 24, 2011. 11861-05.
(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 		Other
Single-Lane 		1999
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 		Other
Single-Lane 		2000
De Pere, WI
Brown
United States 		Scheuring Rd. (CTH F)/US 41 SB Ramps
(44.43050, -88.11402) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2011 Series of 6 roundabouts. Opened September 2011.
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 		Other
Single-Lane 		1998 Functional Class: Collector
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 		Other
Single-Lane 		1999
Ellicott City, MD
Howard
United States 		MD 103/MD 100 WB Ramps
(39.20846, -76.78294) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		1998 Opened November 1998.
Ellicott City, MD
Howard
United States 		MD 103/MD 100 EB Ramps
(39.20733, -76.78243) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		1998 Opened November 1998.
Ellicott City, MD
Howard
United States 		Snowden River Pkwy./MD 100 WB Ramps
(39.21233, -76.79544) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		1998 Opened November 1998.
Ellicott City, MD
Howard
United States 		MD 104 (Waterloo Rd.)/MD 100 WB Ramps
(39.22470, -76.80600) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		1999
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 		Other
Single-Lane 		1999 Rural, installed for safety reasons Previously controlled by two-way stop
Portland, OR
Multnomah
United States 		SE Ladd Circle
(45.50850, -122.64940) 		Other
Existing 		Unknown
None 		0 Approaches
0 Driveways 		Other
Single-Lane
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 		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
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 		Other
Multilane (2 Lane) 		2001 Functional Class: Arterial
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 		Other
Multilane (2 Lane) 		1999 Mini-roundabout. Double-lane circulatory roadway across northern half. Previously controlled by two-way stop Functional Class: Arterial
Copley Township, OH
Summit
United States 		Ridgewood Rd./Hametown Rd.
(41.11395, -81.66791) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2006 Opened August 21, 2006.
Decatur, GA
DeKalb
United States 		N. Decatur Rd./Lullwater Rd.
(33.78700, -84.32900) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2004 Functional Class: Arterial
Durango, CO
La Plata
United States 		Jenkins Ranch Rd./Ophir Dr.
(37.28321, -107.85120) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		2004
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.
Camp Verde, AZ
Yavapai
United States 		Middle Verde/Cliff Castle
(34.60927, -111.86130) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005
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 		Other
Single-Lane 		2008 Opened September 30, 2008.
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 		Other
Single-Lane 		1998 Fatal crash. 11861-05. Functional Class: Arterial
Durango, CO
La Plata
United States 		Jenkins Ranch Rd./Kennebec Dr.
(37.29216, -107.84010) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2003
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 		Other
Single-Lane 		2007
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 		Other
Single-Lane 		2007 Gainesville College
Pearl, MS
Rankin
United States 		MS 475 (Airport Rd.)/Old Brandon Rd.
(32.29057, -90.07133) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		1997 Use of paint to achieve (?) deflection.
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 		Fourth leg added. Year Completed unknown (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
Columbia, MD
Howard
United States 		Banneker Rd./Cul-de-sac
(39.21141, -76.87041) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		Functional Class: Local
Columbia, MD
Howard
United States 		Trotter Rd./South Wind Cir.
(39.20956, -76.91891) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		1997 Functional Class: Collector. Year Completed estimated (1993-2001).
Topeka, KS
Shawnee
United States 		Rice Rd./I-70 WB Ramps/Sycamore Dr.
(39.03610, -95.62310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2000 Part of a major realignment of I-70 and K-4. Sycamore Drive is one way with two westbound lanes (into the roundabout). Partial cloverleaf AB interchange type. Completed October 2000.
Topeka, KS
Shawnee
United States 		Rice Rd./I-70 EB Ramps/Cyprus Drive
(39.03190, -95.62320) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2000 Part of a major realignment of I-70 and K-4. Cyprus Drive is One Way Eastbound (away from the roundabout). Partial cloverleaf AB interchange type. Completed October 2000.

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