Roundabouts Database

6133 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
Ridgeland, MS
Madison
United States 		Old Agency Rd/Highland Colony Pkwy
(32.43125, -90.14893) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2004 Planned in association with interchange improvements at I-55/Old Agency Rd. Functional Class: Collector
Seattle, WA
King
United States 		26th Ave. S/S. Judkins St.
(47.59209, -122.29900) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Tulsa, OK
Tulsa
United States 		E. Admiral Pl./Mingo Rd.
(36.16057, -95.86876) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		Unknown configuration - location confirmed. Functional Class: Arterial
Gordonsville, VA
Orange
United States 		James Madison Hwy/N. Main St./Spotswood Trl.
(38.14261, -78.18947) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane
Provo, UT
Utah
United States 		550 West/1950 North
(40.26043, -111.66600) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways 		Other
Single-Lane 		Within parking lot; not fully developed as roundabout. Functional Class: Local
Seattle, WA
King
United States 		24th Ave. S/S. Norman St.
(47.59301, -122.30120) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Phoenix, AZ
Maricopa
United States 		South 20th Drive./(none)
(33.37556, -112.10290) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways 		Other
Single-Lane 		2003 Neighborhood traffic calming.
Orem, UT
Utah
United States 		S 800 W/College Dr./Sandhill Rd. (UVSC South Entrance)
(40.27592, -111.71290) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		1996
Nashville, TN
Davidson
United States 		Demonbreun St./16th Ave./Division St./Music Square E.
(36.15210, -86.79163) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		29th Ave. S/S. Judkins St.
(47.59217, -122.29550) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Seattle, WA
King
United States 		31st Ave. E/E. Denny St.
(47.62016, -122.29230) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Rosemont, MD
Frederick
United States 		MD 17/MD 180
(39.33768, -77.63950) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2001
Scottsdale, AZ
Maricopa
United States 		N. 70th Pl./E. Chaparral Rd.
(33.50954, -111.92900) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Single-Lane 		2000
Henderson (Seven Hills), NV
Clark
United States 		Grand Hills Dr./Rio Secoo Golf Club
(35.97713, -115.11100) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		1998 Functional Class: Collector
Seattle, WA
King
United States 		Densmore Ave. N/N 137th St.
(47.72867, -122.33830) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Omaha, NE
Douglas
United States 		N Saddle Creek Rd./Country Club Ave./Seward St./50th St./Happy Hollow Rd.
(41.27431, -95.99039) 		Roundabout
Existing 		Unknown
Unknown 		8 Approaches
0 Driveways 		Other
Single-Lane 		2003 Dogbone/peanut shape.
Town and Country, MO
St. Louis
United States 		MO 141 SB Ramps/Woods Mill Rd.
(38.63523, -90.51449) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		2002 Previously controlled by one-way stop
Seattle, WA
King
United States 		Linden Ave. N/N. 36th St.
(47.65116, -122.34860) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Seattle, WA
King
United States 		Woodlawn Ave. N/N. 36th St.
(47.65051, -122.33870) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Seattle, WA
King
United States 		18th Ave. E./E. Spring St.
(47.61154, -122.30890) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		4th Ave. N/N. Prospect St.
(47.62890, -122.34880) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Seattle, WA
King
United States 		Sunnyside Ave. N/N. 43rd St.
(47.65912, -122.33020) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Seattle, WA
King
United States 		2nd Ave. NE/NE 91st St.
(47.69499, -122.32710) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Westfield, NJ
Union
United States 		NJ 28/E. Broad St. (Westfield Circle)
(40.64849, -74.35027) 		Rotary
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		Functional Class: Arterial
Dumont / Cresskill, NJ
Bergen
United States 		Madison Ave./Knickerbocker Rd. (Monument)
(40.94127, -73.97681) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		Completed May 30, 1924. Nearest traffic count was conducted on Knickerbocker Road (County Route 505) about 0.5 km from the intersection. http://tcs.state.nj.us/tmsweb/Report/h2d5c913_99_hrvolume.pdf Functional Class: Local
Encinitas, CA
San Diego
United States 		Leucadia Blvd/Hymettus Ave
(33.06470, -117.29620) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2004 Previously controlled by two-way stop Functional Class: Collector
Encinitas, CA
San Diego
United States 		Leucadia Blvd/Hermes Ave
(33.06482, -117.30010) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2004 Previously controlled by two-way stop Functional Class: Collector
London, ON
Middlesex County
Canada 		Lambton Dr./Oxford Dr.
(43.00616, -81.27515) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways 		Other
Single-Lane 		Constructed sometime in the 1970s. Functional Class: Local
Amelia Island, FL
Nassau
United States 		Beach Walker Rd./Beachwood Rd.
(30.55425, -81.44608) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005 Functional Class: Local
Seward, NE
Seward
United States 		7th St./6th Ave./8th Ave.
(40.91742, -97.10029) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		Functional Class: Local
Brookfield, IL
Cook
United States 		Grand Blvd./Washington St.
(41.82755, -87.85150) 		Other
Existing 		Unknown
Unknown 		8 Approaches
0 Driveways 		Other
Single-Lane 		I am a chauffuer in the Chicago area and I use this roundabout frequently when traveling from the West Suburbs to Midway Airport. Only real traffic is on Grand Blvd at this intersection but it is in a downtown shopping district in Brookfield (13 mi WSW of Functional Class: Local
Seattle, WA
King
United States 		21st Ave. E/E. Republican St.
(47.62320, -122.30470) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Boulder, CO
Boulder
United States 		Pearl St./4th St.
(40.01571, -105.29050) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane
Boulder, CO
Boulder
United States 		Pearl St./Mid-Block
(40.01501, -105.29390) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		2 Approaches
0 Driveways 		Other
Single-Lane 		Facilitates U-turns at west end of Pearl Street
Boulder, CO
Boulder
United States 		Pine St./15th St.
(40.02072, -105.27670) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane
Boulder, CO
Boulder
United States 		Pine St./17th St.
(40.02126, -105.27410) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane
Boulder, CO
Boulder
United States 		Evergreen Ave./9th St.
(40.03106, -105.28560) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane
Greenwood Village, CO
Arapahoe
United States 		S. Monaco St./E. Berry Ave.
(39.61682, -104.91340) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		1999
Greenwood Village, CO
Arapahoe
United States 		S. Monaco St./E. Dorado Ave.
(39.61319, -104.91350) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		1999
Greenwood Village, CO
Arapahoe
United States 		S. Monaco St./E. Dorado Pl.
(39.61199, -104.91350) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		1999
Greenwood Village, CO
Arapahoe
United States 		S. Monaco St./E. Ida Ave.
(39.61082, -104.91350) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		1999
Greenwood Village, CO
Arapahoe
United States 		S. Monaco St./E. Powers Ave.
(39.61501, -104.91350) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		1999
Greenwood Village, CO
Arapahoe
United States 		S. Monaco St./E. Prentice Pl.
(39.61977, -104.91350) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		1999
Olathe, KS
Johnson
United States 		S. Ridgeview Rd./E. Loula St.
(38.88069, -94.79726) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2004 Completed August 2004.
Seattle, WA
King
United States 		22nd Ave. E/E. Thomas St.
(47.62138, -122.30360) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Columbia, MO
Boone
United States 		I-70 Business Loop/I-70 WB Ramps/Creasy Springs Rd.
(38.96658, -92.35235) 		Roundabout
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2000
Belmar, NJ
Monmouth
United States 		10th Ave./B St.
(40.17772, -74.01782) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane
Belmar, NJ
Monmouth
United States 		10th Ave./D St.
(40.17855, -74.02169) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane
Summit, NJ
Union
United States 		Union Pl./Beechwood Rd.
(40.71691, -74.35757) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane
Maplewood, NJ
Essex
United States 		Midland Blvd./Highland Ave.
(40.73043, -74.25748) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane

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