Roundabouts Database

9970 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
Seattle, WA
King
United States 		Burke Ave. N/N 35th St.
(47.64919, -122.33510) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Lynden, WA
Whatcom
United States 		SR 529/River Rd.
(48.92282, -122.48560) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2012
Auburn, WA
Pierce
United States 		Peasley Canyon Rd./Peasley Canyon Way
(47.30340, -122.27190) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2012 Opened January 2012.
Anacortes, WA
Skagit
United States 		W 12th St./Pennsylvania Ave.
(48.49816, -122.65660) 		Roundabout
Existing 		All-Way Yield
Active Pedestrian Warning (flashing yellow) 		3 Approaches
0 Driveways 		Other
Unknown 		2010 Built for the purpose of traffic calming near a residental park area. Conrete-asphalt. Previously controlled by one way stop Functional Class: Local
Redmond, WA
King
United States 		Eastridge Dr. NE/244th Pl. NE
(47.68499, -122.01300) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways 		Other
Mini-roundabout 		2014 Open July 2014.
Tacoma, WA
Thurston
United States 		N. 37th St./Stevens St./Mason Ave.
(47.28197, -122.49590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2007 One leg skewed at ~60 degrees. Opened April 2007. Previously controlled by two-way stop
Lakewood, WA
Pierce
United States 		Main St. SW/5th Ave. SW
(47.16198, -122.51570) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2002 Completed June 2002.
Marysville, WA
Snohomish
United States 		34th Ave. NE-Quil Ceda Blvd./Tulalip Casino entrance
(48.08801, -122.18560) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2001 Opened October 2001 as multilane roundabout. Modified April 2014 to reduce to single-lane roundabout with right-turn-only lanes.
Marysville, WA
Snohomish
United States 		Shoultes Rd./51st Ave. NE/108th St. NE
(48.09268, -122.16210) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2006 Opened September 2006.
Marysville, WA
Snohomish
United States 		34th Ave. NE/Quil Ceda Blvd.
(48.10637, -122.18610) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2007 Opened May 2007.
Seattle, WA
King
United States 		Bagley Ave. N/N 43rd St.
(47.65912, -122.33260) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		Meridian Ave. N/N 43rd St.
(47.65914, -122.33380) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Mount Vernon, WA
Skagit
United States 		SR 538 (E College Way)/SR 9
(48.43002, -122.26460) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
1 Driveways 		Other
Single-Lane 		2007 Opened July 2007. Rural. Fatal crash December 22, 2011. 11861-05.
North Bend, WA
King
United States 		SR 202/I-90 EB Ramps
(47.48782, -121.79730) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2007 Opened November 2007.
Olympia, WA
Thurston
United States 		Evergreen Pkwy. NW/McCann Plaza
(47.06936, -122.97440) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		2005 Entrance to college. Opened November 2005.
Olympia, WA
Thurston
United States 		14th Ave. SE/E Bay Dr./Henderson Blvd. SE
(47.02971, -122.89140) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005 Opened July 2005. Southbound right turn bypass lane.
Sammamish, WA
King
United States 		Issaquah Pine Lake Rd./SE 32nd Way
(47.57894, -122.02810) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		2005 Opened March 2005.
Sequim, WA
Clallam
United States 		N Sequim Ave./Old Olympic Hwy.
(48.09418, -123.10230) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005 Opened September 2005.
Sequim, WA
Clallam
United States 		W Washington St./River Rd.
(48.07758, -123.13480) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2004 Opened June 2004. Northbound right turn bypass lane.
Spokane, WA
Spokane
United States 		E. Sharp Ave./N. Columbus St.
(47.66950, -117.39490) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		1992 September 1992.
Tacoma, WA
Pierce
United States 		49th Ave. NE/33rd St. NE/Norpoint Way NE
(47.28643, -122.38220) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2004 Opened December 2004.
Tacoma, WA
Pierce
United States 		S Tyler St./S 66th St.
(47.19746, -122.49280) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005 Opened July 2005. Fatal crash August 12. 2006. 11861-05.
Vancouver, WA
Clark
United States 		W. 6th St./Esther St.
(45.62572, -122.67610) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005 Opened June 2005.
Vancouver, WA
Clark
United States 		NE 137th Ave./NE 49th St.
(45.65733, -122.53190) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2008 Opened January 2008.
West Richland, WA
Benton
United States 		Bombing Range Rd./Keene Rd.
(46.26271, -119.34237) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005 Free-flow bypass lane on east leg. Opened October 2005.
White Center, WA
King
United States 		10th Ave. SW/SW 100th St.
(47.51379, -122.34770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Mini-roundabout 		2006 Opened April 2006. Previously controlled by two-way stop
White Center, WA
King
United States 		9th Ave. SW/SW 100th St.
(47.51379, -122.34640) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Mini-roundabout 		2006 Opened April 2006. Previously controlled by two-way stop Functional Class: Neighborhood Collector
Woodinville, WA
King
United States 		136th Ave. NE/Woodinville High School Entrance
(47.77161, -122.15860) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		2003 Opened October 2003.
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.
University Place, WA
Pierce
United States 		Cirque Dr. W/Alameda Ave. W/56th St. W
(47.20639, -122.51600) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2002 Completed December 2002.
University Place, WA
Pierce
United States 		40th St. W/Drexler Dr. W
(47.22084, -122.53430) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		2006 Completed June 2006.
Lacey, WA
Thurston
United States 		Vashon Dr. NE/Columbia Way NE
(47.09724, -122.77000) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005 Opened December 2005.
Lacey, WA
Thurston
United States 		Britton Pkwy. NE/Gateway Blvd.
(47.06858, -122.78590) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2007 Opened September 2007.
Seattle, WA
King
United States 		2nd Ave. NE/NE 44th St.
(47.66022, -122.32730) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		Meridian Ave. N/N 42nd St.
(47.65797, -122.33380) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		Corliss Ave. N/N 43rd St.
(47.65912, -122.33140) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		Corliss Ave. N/N 42nd St.
(47.65795, -122.33140) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		Sunnyside Ave. N/N 42nd St.
(47.65794, -122.33020) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		2nd Ave. NE/NE 43rd St.
(47.65896, -122.32730) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		Bagley Ave. N/N 44th St.
(47.66029, -122.33260) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		Burke Ave. N/N 43rd St.
(47.65915, -122.33500) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		Burke Ave. N/N 44th St.
(47.66031, -122.33500) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Seattle, WA
King
United States 		Meridian Ave. N/N 44th St.
(47.66030, -122.33370) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
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
Lake Stevens, WA
Snohomish
United States 		Lundeen Parkway/Soper Hill Rd.
(48.01557, -122.10010) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2010
Issaquah, WA
King
United States 		East Lake Sammamish Parkway/SE 43rd Way
(47.56792, -122.05500) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2009
Bellingham, WA
Whatcom
United States 		Northwest Ave./I-5 NB Ramp
(48.78500, -122.50420) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2010 RT bypass lane on southbound approach.
Everett, WA
Snohomish
United States 		13th St./1st Ave.
(48.00026, -122.21570) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2009
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
Ocean Shores, WA
Grays Harbor
United States 		Point Brown Ave/Chance a la Mer
(47.00745, -124.16140) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2009
Swinomish Tribal Community, WA
Skagit
United States 		Knudsen Ln./Casino Dr.
(48.45635, -122.51910) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013 Year Completed estimated (2012-2013).
Yakima, WA
Yakima
United States 		E Valley Mall Blvd./S Rudkin Rd.
(46.56300, -120.47520) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2010 Functional Class: Arterial
Yakima, WA
Yakima
United States 		E. Valley Mall Blvd./I-82 EB Ramps
(46.56298, -120.47290) 		Roundabout
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2010
Yakima, WA
Yakima
United States 		E. Valley Mall Blvd./I-82 WB Ramps
(46.56298, -120.47170) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2011
Granite Falls, WA
Snohomish
United States 		Granite Falls Access Rd./Burn Rd. (NE 100th St.)
(48.08656, -121.99060) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2010 November 2010.
Granite Falls, WA
Snohomish
United States 		Granite Falls Access Rd./Jordan Rd
(48.09135, -121.97980) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways 		Other
Single-Lane 		2010 November 2010.
Granite Falls, WA
Snohomish
United States 		Granite Falls Access Rd./SR 92
(48.08332, -121.99000) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2010 May 2010.
Sammamish, WA
King
United States 		244th Ave NE/NE 8th St
(47.61673, -122.01390) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Unknown 		2010
Sammamish, WA
King
United States 		244th Ave NE/E Main Dr
(47.60881, -122.01390) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Unknown 		2010
Wenatchee, WA
Chelan
United States 		Riverside Dr./5th St.
(47.43215, -120.31267) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2009 October 2009.
Lynden, WA
Whatcom
United States 		SR 539/Ten Mile Rd.
(48.86968, -122.48580) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2009
Lynden, WA
Whatcom
United States 		SR 539/Pole Rd.
(48.89152, -122.48560) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Unknown 		2009
Lynden, WA
Whatcom
United States 		SR 539/Wiser Lake Rd.
(48.90677, -122.48560) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Unknown 		2009
Lynden, WA
Whatcom
United States 		SR 539/Badger Rd.
(48.96422, -122.48520) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Unknown 		2009
Auburn, WA
King
United States 		124 Ave. SE/SE 304th St.
(47.32978, -122.17640) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2008 July 2008.
Blaine, WA
Whatcom
United States 		I-5 SB Ramps/Peace Portal Dr./Marine Dr.
(48.99723, -122.75250) 		Roundabout
Existing 		All-Way Yield
At-Grade Rail Crossing Gates (controlling approach only) 		4 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2010 May 2010. Roundabout is ~200 ft from railroad crossing.
Blaine, WA
Whatcom
United States 		I-5 NB Ramps/D St./2nd St.
(48.99810, -122.75140) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2010 May 2010.
Blaine, WA
Whatcom
United States 		Grandview Rd. (SR 548)/Blaine Rd./BP Refinery access
(48.89202, -122.72650) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2010 September 2010.
Bremerton, WA
Kitsap
United States 		Cross SKIA Connector/Harry Earl Rd.
(47.50340, -122.75060) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2010 September 2010.
Burlington, WA
Skagit
United States 		N Burlington Blvd./High School entrance
(48.48056, -122.33540) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2008 October 2008.
Burlington, WA
Skagit
United States 		Chuckanut Dr. (SR 11)/I-5 SB Ramps/Josh Wilson Rd.
(48.48586, -122.33860) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2010 September 2010.
Burlington, WA
Skagit
United States 		Chuckanut Dr. (SR 11)/I-5 NB Ramps/Old Hwy 99
(48.48357, -122.33550) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2010 October 2010.
Covington, WA
King
United States 		168th Pl. SE/Fred Meyer Entrance
(47.35698, -122.11680) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2008 November 2008. Entrance into Fred Meyer shopping center.
Covington, WA
King
United States 		168th Pl. SE/Costco Entrance
(47.35463, -122.11860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2008 November 2008. Entrance into Costco shopping center.
Covington, WA
King
United States 		SE Wax Rd./180th Ave. SE/SE 267th Pl.
(47.36216, -122.10200) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways 		Other
Single-Lane 		2008 September 2008.
Deer Park, WA
Spokane
United States 		Main St./H St.
(47.94703, -117.47690) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2010 October 2010. Broke ground July 26, 2010.
Deer Park, WA
Spokane
United States 		E. Crawford Ave./Weber Rd.
(47.95444, -117.45400) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2009 September 2009.
Federal Way, WA
King
United States 		S 333rd St./Community Center Entrance
(47.30548, -122.32380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2006 January 2006.
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.
Lacey, WA
Thurston
United States 		Rainier Rd. SE/SE Balustrade Blvd.
(46.98697, -122.82220) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2005 September 2005. Horizon Pointe subdivision.
Lacey, WA
Thurston
United States 		Lacey Regional Athletic Center Entrance
(47.04578, -122.76200) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2007 July 2007.
Lake Stevens, WA
Snohomish
United States 		Lake Stevens Community Park Entrance
(48.01193, -122.04300) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2009 January 2009.
Lynnwood, WA
Snohomish
United States 		Ash Way/18th Ave. SW
(47.85489, -122.25730) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2009 October 2009.
Maple Valley, WA
King
United States 		SE 248th St./Witte Rd. SE
(47.37961, -122.04810) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2011 January 2011.
Monroe, WA
Snohomish
United States 		Country Crescent SE (Farm at Woods Creek #1)
(47.86548, -121.96130) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2002 July 2002.
Mount Vernon, WA
Skagit
United States 		Best Rd./McLean Rd.
(48.42070, -122.44380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2009 April 2009. On high-speed rural roadways.
North Bend, WA
King
United States 		North Bend Way/Cedar Falls Way
(47.49096, -121.77880) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2008 August 2008.
Olympia, WA
Thurston
United States 		Capitol Way N/Market St. NE/Corky Ave. NW/Columbia St. NW
(47.05005, -122.90250) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		1995 June 1995.
Olympia, WA
Thurston
United States 		Log Cabin Rd. SE/Boulevard Rd. SE
(47.01433, -122.86520) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2009 November 2009.
Olympia, WA
Thurston
United States 		Jefferson St SE/14th Ave. SE
(47.03551, -122.89590) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2010 October 2010.
Olympia, WA
Thurston
United States 		Yelm Hwy SE/Boulevard Rd. SE
(47.00397, -122.86540) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2011 May 2011.
Olympia, WA
Thurston
United States 		Yelm Hwy SE/Brassfield Rd. SE
(47.00367, -122.87310) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2011 May 2011.
Olympia, WA
Thurston
United States 		18th Ave. SE/Fones Rd. SE
(47.03248, -122.84690) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2010 October 2010.
Olympia, WA
Thurston
United States 		18th Ave. SE/Hoffman Rd. SE/Ontario St. SE
(47.03250, -122.84959) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2010 Opened October 2010.
Redmond, WA
King
United States 		Eastridge Dr. NE/NE Cedar Park Crescent
(47.69141, -122.01690) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2012 Estimated completion June 2011.
Port Townsend, WA
Jefferson
United States 		SR 20 (Sims Way)/Howard St.
(48.10260, -122.80500) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2010 April 2010.
Port Townsend, WA
Jefferson
United States 		SR 20 (Sims Way)/Thomas St.
(48.10328, -122.79900) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2010 July 2010.
Puyallup, WA
Pierce
United States 		15th Ave. SE/3rd St. SE
(47.17741, -122.29100) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2010 June 2010.
Redmond, WA
King
United States 		152nd Ave. NE/NE 36th Pl./NE 31st St.
(47.63828, -122.13550) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2010 Near Microsoft campus. Moderate ped/bike volumes.
Renton, WA
King
United States 		N. 10th St./Renton Landing Entrance
(47.49780, -122.20460) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2008 June 2008.