Roundabouts Database

29807 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Seattle, WA
King Co.
United States 		Wallingford Ave. N / N 137th St.
(47.72868, -122.33690) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
12.8537 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		34th Ave. SW / SW Elmgrove St.
(47.53009, -122.37530) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		31st Ave. E / E. Pike St.
(47.61410, -122.29250) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		32nd Ave. E / E. Pike St.
(47.61408, -122.29140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		33rd Ave. E / E. Pike St.
(47.61405, -122.29030) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
73.2661 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		32nd Ave. E / E. Pine St.
(47.61526, -122.29130) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
63.6032 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		32nd Ave. E / E. Olive St.
(47.61643, -122.29130) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
22.5424 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		32nd Ave. E / E. Howell St.
(47.61763, -122.29130) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
11.2709 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		33rd Ave. E / E. Howell St.
(47.61764, -122.29020) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
79.7016 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Woodlawn Ave. N / Wallingfor Ave. N
(47.69778, -122.33650) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
9.6460 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Densmore Ave. N / N. 36th St.
(47.65051, -122.33750) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
13.6775 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		E. Ward St. / 28th Ave. E.
(47.62741, -122.29640) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.7327 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States 		Cordata Pkwy. / Westerly Dr.
(48.79198, -122.49140) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.4068 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 http://cob.org/documents/pw/curconst/ES-0237.pdf Functional Class: Arterial ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States 		Olympic Way NW / 4th Ave. W / 5th Ave. W
(47.04422, -122.91200) 		Roundabout
Existing 		All-Way Yield
Active Pedestrian Warning (flashing yellow) 		4 Approaches
0 Driveways
38.2512 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2004 Opened March 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States 		Olympic Way NW / Harrison Ave. NW / W Bay Dr. NW
(47.04582, -122.91330) 		Roundabout
Existing 		All-Way Yield
Active Pedestrian Warning (flashing yellow) 		3 Approaches
0 Driveways
34.9947 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2004 Opened March 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Ridgefield, WA
Clark Co.
United States 		SR 501 (Pioneer St.) / 45th Ave.
(45.81568, -122.70290) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.4529 		Other (At-Grade)
Single-Lane 		2007 Opened August 16, 2007. http://www.wsdot.wa.gov/News/2007/08/06_SR501Roundabouts.htm. Rural. ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States 		Lundeen Park Way / Callow Rd. / Lakeview Dr. / Vernon Rd.
(48.01797, -122.09050) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.9553 		Other (At-Grade)
Single-Lane 		2006 http://www1.co.snohomish.wa.us/Departments/Public_Works/Services/Roads/Projects/LundeenCallow.htm. Opened June 2006. ICD estimated from Google Maps linework.
Colville, WA
Stevens Co.
United States 		US 395 (Main St.) / E Hawthorne Ave. / Railroad Ave. / S Washington St.
(48.53631, -117.90580) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
68.5800 		Other (At-Grade)
Single-Lane 		2003 Opened March 2003. Hotdog/racetrack shape. ICD = 225 ft x 120 ft.
Tacoma, WA
Thurston Co.
United States 		N. 37th St. / Stevens St. / Mason Ave.
(47.28197, -122.49590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.8760 		Other (At-Grade)
Single-Lane 		2007 One leg skewed at ~60 degrees. Opened April 2007. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Arlington, WA
Snohomish Co.
United States 		W. Division St. / N. West Ave.
(48.19864, -122.12800) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.8628 		Other (At-Grade)
Single-Lane 		2002 September 2002. ICD estimated from Google Maps linework.
Arlington, WA
Snohomish Co.
United States 		E. Division St. / N. Broadway St.
(48.19858, -122.12530) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
23.8824 		Other (At-Grade)
Single-Lane 		2002 September 2002. ICD estimated from Google Maps linework.
Fall City, WA
King Co.
United States 		SR 202 / SR 203
(47.56919, -121.88690) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
21.7569 		Other (At-Grade)
Single-Lane 		2007 Completed October 2007. ICD estimated from Google Maps linework.
Dupont, WA
Thurston Co.
United States 		Hoffman Hill Blvd. / Burnside Pl.
(47.09605, -122.67150) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.8311 		Other (At-Grade)
Single-Lane 		2004 Completed January 2004. ICD estimated from Google Maps linework.
Dupont, WA
Thurston Co.
United States 		McNeil St. / Gaul Ave.
(47.09734, -122.66080) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.0174 		Other (At-Grade)
Single-Lane 		2001 Completed May 2001. ICD estimated from Google Maps linework.
Dupont, WA
Thurston Co.
United States 		McNeil St. / Marshall Cir.
(47.09618, -122.65520) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.8311 		Other (At-Grade)
Single-Lane 		2001 Completed May 2001. ICD estimated from Google Maps linework.
Cle Elum, WA
Kittitas Co.
United States 		Bullfrog Rd. / Suncadia Trl.
(47.19987, -120.98731) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2004 Completed July 2004.
Ferndale, WA
Whatcom Co.
United States 		Vista Dr. / Malloy Ave. / Ferndale Terr.
(48.85251, -122.59620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.3640 		Other (At-Grade)
Single-Lane 		2007 Opened September 2007. ICD estimated from Google Maps linework.
Covington, WA
King Co.
United States 		SE 256th St. / 164th Ave. SE
(47.37256, -122.12290) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.1477 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Open September 2007. ICD estimated from Google Maps linework.
Covington, WA
King Co.
United States 		172nd Ave. SE / SE 270th Pl.
(47.35939, -122.11240) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.7885 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Colville, WA
Stevens Co.
United States 		SR 395 / Railroad Ave.
(48.54959, -117.91250) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.9494 		Other (At-Grade)
Single-Lane 		2007 Opened October 2007. ICD estimated from Google Maps linework.
Chehalis, WA
Lewis Co.
United States 		NW Louisiana Ave. / Wal-Mart-Home Depot Access
(46.67881, -122.97600) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.3319 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Opened September 2006. Fourth leg opened late 2015/early 2016. ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States 		Mitchell Way / Bellingham Airport Access Rd.
(48.79757, -122.53080) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.4692 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Lakewood, WA
Pierce Co.
United States 		Main St. SW / 5th Ave. SW
(47.16198, -122.51570) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.4220 		Other (At-Grade)
Single-Lane 		2002 Completed June 2002. ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
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
74.9927 		Other (At-Grade)
Single-Lane 		2001 Opened October 2001 as multilane roundabout. Modified April 2014 to reduce to single-lane roundabout with right-turn-only lanes. ICD estimated from Google Maps linework. 21442
Marysville, WA
Snohomish Co.
United States 		Shoultes Rd. / 51st Ave. NE / 108th St. NE
(48.09268, -122.16210) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.5158 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Opened September 2006. ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States 		34th Ave. NE / Quil Ceda Blvd.
(48.10637, -122.18610) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
35.0906 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Opened May 2007. ICD estimated from Google Maps linework.
Bellevue, WA
King Co.
United States 		Landerholm Rd. / South Perimeter Cir.
(47.58438, -122.14600) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.8343 		Other (At-Grade)
Single-Lane 		2003 Opened July 2003. Entrance to Bellevue Community College. ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States 		S 317th St. / 28th Ave. S / I-5 HOV Access Ramps
(47.31781, -122.29760) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.4836 		Freeway Ramps (Grade-Separated)
Single-Lane 		2006 Opened February 2006. ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States 		16th Ave. S / Todd Beamer High School entrance
(47.27650, -122.31360) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
29.9813 		Other (At-Grade)
Single-Lane 		2003 Opened September 2003. Access to high school. ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States 		S 334th St. / 38th Ave. S
(47.30278, -122.28610) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.3466 		Other (At-Grade)
Single-Lane 		2006 Opened January 2006. ICD estimated from Google Maps linework.
Gig Harbor, WA
Pierce Co.
United States 		Borgen Blvd. / Peacock Hill Ave. NW
(47.35992, -122.58930) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.6979 		Other (At-Grade)
Single-Lane 		2006 Opened January 2006. ICD estimated from Google Maps linework.
Gig Harbor, WA
Pierce Co.
United States 		Borgen Blvd. / Harbor Hill Dr.
(47.35993, -122.60160) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.8333 		Other (At-Grade)
Single-Lane 		2007 Opened March 2007. ICD estimated from Google Maps linework.
Gig Harbor, WA
Pierce Co.
United States 		Point Fosdick Dr. NW / NW 36th St.
(47.29077, -122.57790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.3530 		Other (At-Grade)
Single-Lane 		2005 Opened September 2005. ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Corliss Ave. N / N 39th St.
(47.65429, -122.33140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
12.8720 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Meridian Ave. N / N 37th St.
(47.65196, -122.33386) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Seattle, WA
King Co.
United States 		Corliss Ave. N / N 37th St.
(47.65195, -122.33150) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
16.8953 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Bagley Ave. N / N 39th St.
(47.65431, -122.33260) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
12.8720 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Bagley Ave. N / N 42nd St.
(47.65796, -122.33260) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Kennewick, WA
Benton Co.
United States 		4th Ave. / Kellogg St.
(46.20635, -119.20120) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.2355 		Other (At-Grade)
Single-Lane 		2009 April 2009. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		Grandridge Blvd. / Okanogan Pl.
(46.22327, -119.21380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.3148 		Other (At-Grade)
Single-Lane 		2003 Completed November 2003. Functional Class: Collector ICD estimated from Google Maps linework.
Spokane, WA
Spokane Co.
United States 		Crestline Rd. / Lincoln St.
(47.72944, -117.37920) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.5271 		Other (At-Grade)
Single-Lane 		2006 Opened September 2006. ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		18th Ave. / Irving St.
(46.19221, -119.19620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.1649 		Other (At-Grade)
Single-Lane 		2006 New roads/intersection in subdivision - completed February 2006. Functional Class: Local ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Interlake Ave. N / N 39th St.
(47.65411, -122.34130) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
14.4811 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Ashworth Ave. N / N 38th St.
(47.65269, -122.34020) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
160.1009 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States 		Weyerhaeuser Way S / S 336th St.
(47.30262, -122.29650) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2004 Opened July 2004. Painted spirals in circulatory roadway to guide all three left turns to outer circulating lane.
Bellingham, WA
Whatcom Co.
United States 		Cordata Pkwy. / Kellogg Rd.
(48.79511, -122.49170) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.3384 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Primary access to Whatcom Community College. Functional Class: Arterial ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Burke Ave. N / N 35th St.
(47.64919, -122.33510) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
9.6550 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Cle Elum, WA
Kittitas Co.
United States 		SR 903 / Bullfrog Rd
(47.20810, -120.98210) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.3222 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States 		Trilogy Pkwy NE / NE Greens Crossing Rd.
(47.70752, -122.02660) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.7178 		Other (At-Grade)
Single-Lane 		2004 Adjacent to golf course and semi-retired community. Completed June 2004. ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States 		SR 539 / River Rd.
(48.92280, -122.48565) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.0858 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Washougal, WA
Clark Co.
United States 		SE Union St. / Front St.
(45.57985, -122.38560) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.4371 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Washougal, WA
Clark Co.
United States 		SE Union St. / 8th Ave.
(45.58089, -122.38580) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.9288 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Washougal, WA
Clark Co.
United States 		SE Port St. / Front St.
(45.58009, -122.37780) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.4214 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Washougal, WA
Clark Co.
United States 		SE Port St. / C St.
(45.58099, -122.37780) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.2878 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Ridgefield, WA
Clark Co.
United States 		SR 501 / S 56th Pl.
(45.81582, -122.69070) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.2796 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Ridgefield, WA
Clark Co.
United States 		SR 501 / S 65th Ave.
(45.81600, -122.68230) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.6147 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Auburn, WA
Pierce Co.
United States 		Peasley Canyon Rd. / Peasley Canyon Way
(47.30340, -122.27190) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.3463 		Other (At-Grade)
Single-Lane 		2012 Opened January 2012. ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States 		Eastridge Dr. NE / 244th Pl. NE
(47.68499, -122.01300) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
16.8846 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2014 Open July 2014. ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		2nd Ave. NE / NE 44th St.
(47.66022, -122.32730) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
33.7853 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Meridian Ave. N / N 42nd St.
(47.65797, -122.33380) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Corliss Ave. N / N 43rd St.
(47.65912, -122.33140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Corliss Ave. N / N 42nd St.
(47.65795, -122.33140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
13.6756 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Sunnyside Ave. N / N 42nd St.
(47.65794, -122.33020) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
16.8934 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		2nd Ave. NE / NE 43rd St.
(47.65896, -122.32730) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
70.7899 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Mount Vernon, WA
Skagit Co.
United States 		SR 538 (E College Way) / SR 9
(48.43002, -122.26460) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
1 Driveways
38.0389 		Other (At-Grade)
Single-Lane 		2007 Opened July 2007. Rural. Fatal crash December 22, 2011. 11861-05. ICD estimated from Google Maps linework.
North Bend, WA
King Co.
United States 		SR 202 / I-90 EB Ramps
(47.48782, -121.79730) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.9673 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2007 Opened November 2007. ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States 		Evergreen Pkwy. NW / McCann Plaza
(47.06936, -122.97440) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
42.3006 		Other (At-Grade)
Single-Lane 		2005 Entrance to college. Opened November 2005. ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States 		14th Ave. SE / E Bay Dr. / Henderson Blvd. SE
(47.02971, -122.89140) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.3772 		Other (At-Grade)
Single-Lane 		2005 Opened July 2005. Southbound right turn bypass lane. ICD estimated from Google Maps linework.
Sammamish, WA
King Co.
United States 		Issaquah Pine Lake Rd. / SE 32nd Way
(47.57894, -122.02810) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
33.8378 		Other (At-Grade)
Single-Lane 		2005 Opened March 2005. ICD estimated from Google Maps linework.
Sequim, WA
Clallam Co.
United States 		N Sequim Ave. / Old Olympic Hwy.
(48.09418, -123.10230) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.5265 		Other (At-Grade)
Single-Lane 		2005 Opened September 2005. ICD estimated from Google Maps linework.
Sequim, WA
Clallam Co.
United States 		W Washington St. / River Rd.
(48.07758, -123.13480) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
31.9184 		Other (At-Grade)
Single-Lane 		2004 Opened June 2004. Northbound right turn bypass lane. ICD estimated from Google Maps linework.
Spokane, WA
Spokane Co.
United States 		E. Sharp Ave. / N. Columbus St.
(47.66950, -117.39490) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
22.5195 		Other (At-Grade)
Single-Lane 		1992 September 1992. ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		49th Ave. NE / 33rd St. NE / Norpoint Way NE
(47.28643, -122.38220) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.9249 		Other (At-Grade)
Single-Lane 		2004 Opened December 2004. ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		S Tyler St. / S 66th St.
(47.19746, -122.49280) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.9685 		Other (At-Grade)
Single-Lane 		2005 Opened July 2005. Fatal crash August 12. 2006. 11861-05. ICD estimated from Google Maps linework.
Vancouver, WA
Clark Co.
United States 		W. 6th St. / Esther St.
(45.62572, -122.67610) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.2336 		Other (At-Grade)
Single-Lane 		2005 Opened June 2005. ICD estimated from Google Maps linework.
Vancouver, WA
Clark Co.
United States 		NE 137th Ave. / NE 49th St.
(45.65733, -122.53190) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
40.0691 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Opened January 2008. ICD estimated from Google Maps linework.
West Richland, WA
Benton Co.
United States 		Bombing Range Rd. / Keene Rd.
(46.26271, -119.34237) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2005 Free-flow bypass lane on east leg. Opened October 2005. Plans underway to replace with signalized intersection: https://www.tricitiesbusinessnews.com/2021/12/wr-traffic-circle/
White Center, WA
King Co.
United States 		10th Ave. SW / SW 100th St.
(47.51379, -122.34770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
12.1000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2006 Opened April 2006. Previously controlled by two-way stop ICD estimated from Google Maps linework.
White Center, WA
King Co.
United States 		9th Ave. SW / SW 100th St.
(47.51379, -122.34640) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
14.5200 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2006 Opened April 2006. Previously controlled by two-way stop Functional Class: Neighborhood Collector ICD estimated from Google Maps linework.
Woodinville, WA
King Co.
United States 		136th Ave. NE / Woodinville High School Entrance
(47.77161, -122.15860) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
25.6862 		Other (At-Grade)
Single-Lane 		2003 Opened October 2003. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States 		64th St W / Park Entrance
(47.19891, -122.56530) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.4022 		Other (At-Grade)
Single-Lane 		2004 Completed before July 2004. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States 		Cirque Dr. W / Alameda Ave. W / 56th St. W
(47.20639, -122.51600) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
54.3624 		Other (At-Grade)
Single-Lane 		2002 Completed December 2002. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States 		40th St. W / Drexler Dr. W
(47.22084, -122.53430) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
31.6351 		Other (At-Grade)
Single-Lane 		2006 Completed June 2006. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Vashon Dr. NE / Columbia Way NE
(47.09724, -122.77000) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
26.0175 		Other (At-Grade)
Single-Lane 		2005 Opened December 2005. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Britton Pkwy. NE / Gateway Blvd.
(47.06858, -122.78590) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.3012 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Opened September 2007. ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Meridian Ave. N / N 43rd St.
(47.65914, -122.33380) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Bagley Ave. N / N 44th St.
(47.66029, -122.33260) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Bagley Ave. N / N 43rd St.
(47.65912, -122.33260) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Burke Ave. N / N 43rd St.
(47.65915, -122.33500) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Burke Ave. N / N 44th St.
(47.66031, -122.33500) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
16.8926 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.