Roundabouts Database

8791 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
Petaluma, CA
Sonoma
United States 		Petaluma Blvd. S/Caulfield Ln.
(38.22730, -122.61820) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2011 Construction began spring 2011. Functional Class: Arterial
Portland, OR
Multnomah
United States 		SE 43rd Ave./SE Lincoln St.
(45.50799, -122.61810) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1990 Completed 4/23/1990.
Bremerton, WA
Kitsap Co.
United States 		Wheaton Way/Harkins St./Manette Bridge
(47.57079, -122.61700) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2011 Previous intersection was four-way with south leg.
Gig Harbor, WA
Pierce
United States 		Borgen Blvd./SR 16 SB Ramps
(47.35868, -122.61610) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2004 Opened March 2004.
Portland, OR
Multnomah
United States 		SE 45th Ave./SE Clinton St.
(45.50336, -122.61610) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1990 Completed 4/25/1990.
Portland, OR
Multnomah Co.
United States 		SE 46th Ave./SE Lincoln St.
(45.50802, -122.61510) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1990 Completed 4/23/1990.
Portland, OR
Multnomah Co.
United States 		NE 47th Ave./NE Thompson St.
(45.53903, -122.61496) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1990 Completed 9/25/1990.
Portland, OR
Multnomah Co.
United States 		NE 47th Ave./NE Brazee St.
(45.54056, -122.61496) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1990 Completed 9/25/1990.
Portland, OR
Multnomah
United States 		SE 47th Ave./SE Clinton St.
(45.50336, -122.61400) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1990 Completed 4/25/1990.
Anacortes, WA
Skagit
United States 		Commercial Ave./SR20 Spur
(48.49332, -122.61280) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		2009
Gig Harbor, WA
Pierce
United States 		Borgen Blvd./SR 16 NB Ramps/Burnham Dr.
(47.35843, -122.61260) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2001 Oval shaped central island. 6 legged configuration includes a on-ramp (outbound)leg. Central island is used as a roadway storm detention pond. Completed Summer/Fall 2001. Previously controlled by one-way stop
Poulsbo, WA
Kitsap Co.
United States 		NE Lincoln Rd/Noll Rd. NE/Gala Way NE
(47.75120, -122.61191) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2012 Open September 2012. Replaced two offset T-intersections.
Petaluma, CA
Sonoma
United States 		McDowell Blvd./Baywood Dr.
(38.24036, -122.61010) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2008
Portland, OR
Multnomah
United States 		SE 51st Ave./SE Lincoln St.
(45.50803, -122.61000) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1990 Completed 4/23/1990.
Anacortes, WA
Skagit Co.
United States 		R Ave./22nd St.
(48.50423, -122.60992) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013 Open December 2013.
Portland, OR
Multnomah Co.
United States 		NE Clackamas St./NE 53rd Ave.
(45.53300, -122.60880) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1988 Completed 11/3/1988.
Portland, OR
Multnomah Co.
United States 		NE 53rd Ave./NE Hassalo St.
(45.53048, -122.60880) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1988 Completed 11/3/1988.
Portland, OR
Multnomah
United States 		SE 55th Ave. (N)/SE Lincoln St.
(45.50806, -122.60650) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		1990 Completed 5/14/1990.
Gig Harbor, WA
Pierce
United States 		Borgen Blvd./51st
(47.35959, -122.60640) 		Roundabout
Existing 		All-Way Yield
Active Pedestrian Warning (flashing yellow) 		4 Approaches
0 Driveways 		Other
Single-Lane 		2002 In-pavement flashers in use on all crosswalks. Striped-out apron for future conversion to multilane. Opened September 2002. Functional Class: Arterial
Portland, OR
Multnomah
United States 		SE 55th Ave. (S)/SE Lincoln St.
(45.50804, -122.60610) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		1990 Completed 5/14/1990.
Portland, OR
Multnomah
United States 		SE 56th Ave./SE Woodward St.
(45.50140, -122.60500) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		1988 Completed 10/27/1998.
Portland, OR
Multnomah
United States 		SE 58th Ave. (S)/SE Lincoln St.
(45.50805, -122.60380) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1990 Completed 5/8/1990.
Portland, OR
Multnomah
United States 		SE 58th Ave./SE Woodward St.
(45.50140, -122.60310) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1988 Completed 10/27/1998.
Langley, BC
Greater Vancouver
Canada 		Glover Rd./Labonte Rd./76a Ave.
(49.14268, -122.60283) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2018
Gig Harbor, WA
Pierce
United States 		Borgen Blvd./Harbor Hill Dr.
(47.35993, -122.60160) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2007 Opened March 2007.
Gig Harbor, WA
Thurston
United States 		Harbor Hill Dr./Costco Entrance
(47.35889, -122.60100) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2008 January 2008.
Gig Harbor, WA
Pierce Co.
United States 		Borgen Blvd./Olympus Way
(47.35991, -122.59782) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways 		Other
Multilane (2 Lane) 		2013 Year Completed estimated (2013-2014).
Ferndale, WA
Whatcom
United States 		Vista Dr./Malloy Ave./Ferndale Terr.
(48.85251, -122.59620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2007 Opened September 2007.
Petaluma, CA
Sonoma
United States 		Casa Grande Rd./Ely Blvd.
(38.24348, -122.59580) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1999
Gig Harbor, WA
Pierce
United States 		Borgen Blvd./Peacock Hill Ave. NW
(47.35992, -122.58930) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2006 Opened January 2006.
Ferndale, WA
Whatcom
United States 		I-5 SB Ramps/2nd St./Portal Way
(48.85686, -122.58840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2010
Ferndale, WA
Whatcom Co.
United States 		Portal Way/I-5 NB Ramps
(48.85836, -122.58613) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Mini-roundabout 		2019 Year Completed estimated (2018-2019). https://myferndalenews.com/mayor-second-roundabout-portal-way-5-scheduled-summer_56179/
Oregon City, OR
Clackamas
United States 		Washington St./Clackamas River Dr.
(45.37355, -122.58530) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2012 Right-turn bypass lane on eastbound approach. Constructed as part of OR 213 jughandle project.
Gig Harbor, WA
Pierce Co.
United States 		Point Fosdick Dr. NW/34th Ave. NW/Stone Dr. NW
(47.27442, -122.58412) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2018
Joint Base Lewis-McChord, WA
Pierce Co.
United States 		Colorado Ave./Garcia Blvd.
(47.09688, -122.58387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2015 Open January 2015.
Anacortes, WA
Skagit Co.
United States 		SR 20/Miller Rd./Gibralter Rd.
(48.45438, -122.58269) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2018
Anacortes, WA
Skagit Co.
United States 		SR 20/SR 20 Spur
(48.46352, -122.58156) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2018
Langley, BC
Greater Vancouver
Canada 		232 St./72 Ave./Trans Canada 1 WB On-ramp
(49.13829, -122.58135) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2013 Roundabout was part of a project to build an overpass at a rail crossing. That project was completed in 2014, but the roundabout was in operation in 2013: https://www.portvancouver.com/wp-content/uploads/2015/03/232nd-st-construction-notice-december-2013.pdf
Langley Township, BC
Greater Vancouver
Canada 		232 St./56 Ave.
(49.10396, -122.58115) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2012 Year Completed estimated (2011-2013).
Gig Harbor, WA
Pierce
United States 		Point Fosdick Dr. NW/NW 36th St.
(47.29077, -122.57790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005 Opened September 2005.
Portland, OR
Multnomah Co.
United States 		NE Fremont Dr./NE Duddleson St.
(45.54667, -122.57574) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1986 Completed 12/2/1986.
Portland, OR
Multnomah Co.
United States 		NE Fremont Dr./NE Dyer St.
(45.54603, -122.57509) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		1986 Completed 12/2/1986.
Portland, OR
Multnomah Co.
United States 		NE Fremont Dr./NE 86th Ave.
(45.54567, -122.57478) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		1986 Completed 12/2/1986.
University Place, WA
Pierce
United States 		Grandview Dr./56th St. W
(47.20565, -122.56890) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2000 Opened September 2000.
University Place, WA
Pierce
United States 		Grandview Dr./62nd Ct. W/Park Entrance
(47.20033, -122.56890) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2000 Opened September 2000.
University Place, WA
Pierce
United States 		Grandview Dr./Bristonwood Dr./48th St. W
(47.21334, -122.56880) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2000 Opened September 2000.
University Place, WA
Pierce
United States 		Grandview Dr./Cirque Dr.
(47.21093, -122.56880) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2000 Opened September 2000.
University Place, WA
Pierce
United States 		64th St W/Park Entrance
(47.19891, -122.56530) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2004 Completed before July 2004.
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
Joint Base Lewis-McChord, WA
Pierce Co.
United States 		Portland Ave. SW/Boundary St. SW/Camp Murray Gate
(47.12106, -122.56300) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2012 Open October 2012.

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