Roundabouts Database

29411 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
Federal Way, WA
King Co.
United States 		SW 329th Way / 49th Ave. SW
(47.30724, -122.39523) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.3357 		Other (At-Grade)
Single-Lane 		2017 Painted splitter islands.
San Francisco, CA
San Francisco Co.
United States 		Mission Bay Dr. / Mission Bay Blvd. / Owens St. / Channel St.
(37.77048, -122.39599) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
78.3588 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Camas, WA
Clark Co.
United States 		NE Woodburn Dr. / NE Laurel St.
(45.60703, -122.39789) 		Unknown
Existing 		Unknown
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2018 Painted splitter islands. Year Completed estimated (2017-2018).
San Francisco, CA
San Francisco Co.
United States 		8th St. / Townsend St. / Division St. / Kansas St.
(37.76992, -122.40393) 		Other
Existing 		All-Way Stop
None 		5 Approaches
0 Driveways
33.0431 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		E 29th St. / E 30th St. / E 28th St.
(47.23811, -122.40505) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.5704 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
Redding, CA
Shasta Co.
United States 		Shasta St. / Olive Ave.
(40.58343, -122.40524) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-lane w/ Traversable Central Island 		2006
Camas, WA
Clark Co.
United States 		NE Everett St. / NW Lake Rd.
(45.60225, -122.40656) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021 https://www.camaspostrecord.com/news/2021/mar/25/camas-traffic-roundabout-completed/
Lynden, WA
Whatcom Co.
United States 		SR 546 / Northwood Rd.
(48.96424, -122.40709) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.9551 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2016 Open June 2016. ICD estimated from Google Maps linework.
Redding, CA
Shasta Co.
United States 		Shasta St. / Almond Ave.
(40.58272, -122.40809) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2006
Redding, CA
Shasta Co.
United States 		Teton Dr. / Crescent Moon Dr. / Crescent Moon Ct.
(40.56422, -122.41552) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
23.5899 		Other (At-Grade)
Single-Lane 		1997 Year completed estimated (before 1998). Pedestrian ramps into circulatory roadway. ICD estimated from Google Maps linework.
Camas, WA
Clark Co.
United States 		NW 44th Ave. / NW Ivy St.
(45.60804, -122.42079) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Camas, WA
Clark Co.
United States 		NW 44th Ave. / NW Jasmine St.
(45.60960, -122.42245) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.8221 		Other (At-Grade)
Single-Lane 		2012 No splitter islands, residential area.
Camas, WA
Clark Co.
United States 		NW 6th Ave. / SR 14 WB Ramps / NW Norwood St.
(45.58216, -122.42684) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016
San Francisco, CA
San Francisco Co.
United States 		Waller St. / Steiner St.
(37.77097, -122.43190) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
66.0853 		Other (At-Grade)
Single-Lane 		2003 Preliminary layout for neighborhodd comment Functional Class: Local ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States 		SR 546 / Bender Rd.
(48.96442, -122.44116) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.2849 		Other (At-Grade)
Single-Lane 		2013 Open August 2013. ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States 		E Smith Rd. / Hannegan Rd.
(48.83337, -122.44289) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2024 https://whatcom-news.com/hannegan-smith-intersection-to-reopen-as-a-multi-lane-roundabout_219458/
Mount Vernon, WA
Skagit Co.
United States 		Best Rd. / McLean Rd.
(48.42070, -122.44380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.4976 		Other (At-Grade)
Single-Lane 		2009 April 2009. On high-speed rural roadways. ICD estimated from Google Maps linework.
Bay View, WA
Skagit Co.
United States 		Josh Wilson Rd. / Farm to Market Rd.
(48.48665, -122.44440) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.goskagit.com/townnews/economics/bay-view-area-roundabout-now-open/article_e9ac88a2-32e5-11ed-b607-03db0c4dca41.html
Camas, WA
Clark Co.
United States 		NW Camas Meadows Dr. / NW Payne St. / NW Pittock Pl.
(45.62718, -122.45141) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2018
Lynden, WA
Whatcom Co.
United States 		SR 546 / Depot Rd.
(48.96478, -122.45217) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.2052 		Other (At-Grade)
Single-Lane 		2013 Open August 2013. ICD estimated from Google Maps linework.
Presidio, CA
San Francisco Co.
United States 		Lincoln Blvd. / Girard Rd.
(37.80065, -122.45385) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2021 Separated bike lanes on all legs. https://sf.streetsblog.org/2021/03/01/presidios-dutch-roundabout/
San Francisco, CA
San Francisco Co.
United States 		Claremont Blvd. / Taraval St. / Dewey Blvd. / Kensington Way
(37.74376, -122.46370) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
35.8881 		Other (At-Grade)
Single-Lane 		Stop-controlled traffic circle. ICD estimated from Google Maps linework.
Camas, WA
Clark Co.
United States 		SE Brady Rd. / Columbia Palisades Dr.
(45.58617, -122.47084) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2018
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Chumasero Dr.
(37.71501, -122.47298) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
25.5093 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Cambon Dr.
(37.71590, -122.47445) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
28.3433 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Crespi Dr. / Varela Ave. / Serrano Dr. / Gonzalez Dr.
(37.71990, -122.47589) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
43.4574 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Gonzalez Dr.
(37.71679, -122.47592) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.2325 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Juan Bautista Circle
(37.71804, -122.47795) 		Other
Existing 		All-Way Stop
Unknown 		7 Approaches
0 Driveways
120.9281 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Grijalva Dr. / Gonzalez Dr.
(37.71638, -122.47919) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
21.7298 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Serrano Dr.
(37.71957, -122.47976) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.1209 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Bucareli Dr. / Gonzalez Dr.
(37.71695, -122.48001) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
18.8953 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Pinto Ave. / Holloway Ave.
(37.72069, -122.48105) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.1204 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Font Blvd. / Arballo Dr.
(37.72177, -122.48231) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.8987 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
San Francisco State University, CA
San Francisco Co.
United States 		Font Blvd. / (parking lot)
(37.72286, -122.48358) 		Other
Existing 		One-Way/Two-Way Stop
Unknown 		3 Approaches
0 Driveways
33.0641 		Other (At-Grade)
Single-Lane 		1950 ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States 		N State St. / Wharf St. / N Forest St. / Boulevard
(48.74361, -122.48473) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.8297 		Other (At-Grade)
Single-Lane 		2013 Open October 2013. ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States 		SE 172nd Ave. / SE Creekwood Rd.
(45.41880, -122.48550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.5928 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Creekwood Rd. is new roadway; SE 172nd Avenue is existing. ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States 		SR 539 / Pole Rd.
(48.89152, -122.48560) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.1153 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States 		SR 539 / Wiser Lake Rd.
(48.90677, -122.48560) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.1009 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 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.
Happy Valley, OR
Clackamas Co.
United States 		SE 172nd Ave. / Scouters Mountain Rd.
(45.44074, -122.48574) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 East leg stubbed. https://www.happyvalleyor.gov/business/engineering-division/engineering-division/172nd-avenue-roundabout/
Lynden, WA
Whatcom Co.
United States 		SR 539 / Ten Mile Rd.
(48.86968, -122.48580) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.3503 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
La Conner, WA
Skagit Co.
United States 		LaConner-Whitney Rd. / Chilberg Rd. / Morris Sr.
(48.39234, -122.48660) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.5504 		Other (At-Grade)
Single-Lane 		2003 Roundabout replaces a Y intersection. The center island is under private ownership and contains an exisitng granite monument. Opened September 2003. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Vancouver, WA
Clark Co.
United States 		SR 500 (NE Fourth Plain Rd.) / NE182nd Ave.
(45.67192, -122.48864) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
26.8221 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Compact roundabout. WSDOT project. Completed August 20, 2022. Colored apron with asphalt interior.
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.
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.
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.
Sausalito, CA
Marin Co.
United States 		Conzelman Rd. / McCullough Rd.
(37.83361, -122.49400) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.2415 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States 		Cordata Pkwy. / Stuart Rd.
(48.79931, -122.49572) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.4016 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 https://www.cob.org/gov/projects/Pages/Cordata%20Stuart%20Roundabout.aspx. ICD estimated from Google Maps linework.
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.
Bellingham, WA
Whatcom Co.
United States 		Cordata Pkwy. / Horton Rd.
(48.80595, -122.49677) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.0896 		Other (At-Grade)
Single-Lane 		2019 Curb returns are further back from ICD than leading ends of splitter islands.
Clackamas, OR
Clackamas Co.
United States 		SE 157th Ave. / SE 162nd Ave.
(45.42429, -122.49770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.8826 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
(unincorporated), CA
Sonoma Co.
United States 		Arnold Dr. / Agua Caliente Rd.
(38.32045, -122.50220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.8586 		Other (At-Grade)
Single-Lane 		2013 Completed 2013. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States 		Northwest Blvd. / McLeod Rd.
(48.78262, -122.50297) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
56.6614 		Other (At-Grade)
Single-Lane 		2013 Open June 2013. ICD estimated from Google Maps linework.
Ruston, WA
Pierce Co.
United States 		Main St. / Bay View Corridor
(47.29744, -122.50297) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.1095 		Other (At-Grade)
Single-Lane 		2014 Open September 2014. ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States 		Northwest Ave. / I-5 NB Ramp
(48.78500, -122.50420) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.4117 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 RT bypass lane on southbound approach. ICD estimated from Google Maps linework.
Ruston, WA
Pierce Co.
United States 		N Ruston Way / Grand Ave.
(47.29725, -122.50488) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
79.3788 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Ruston, WA
Pierce Co.
United States 		N Ruston Way / Baltimore St. / N 51st St. / Yacht Club Rd.
(47.29908, -122.50894) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
101.2449 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Happy Valley, OR
Clackamas Co.
United States 		SE 145th Ave. / SE 147th Ave. / Scouters Mountain Rd.
(45.44111, -122.51231) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.0336 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
(unincorporated), OR
Clackamas Co.
United States 		SE 147th Ave. / Oregon Trail Dr. / Hines Dr. / Sieben Pkwy.
(45.42280, -122.51240) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
34.3688 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		(unknown) / (unknown)
(47.30214, -122.51434) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
27.5370 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019). ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		N Pearl St. / Five Mile Dr. / N Waterfront Dr. / Ferry Crossing Landing Rd / Park Ave.
(47.30193, -122.51556) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
32.3966 		Other (At-Grade)
Single-Lane 		2018 https://www.thenewstribune.com/news/local/article196233104.html 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.
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.
Swinomish Tribal Community, WA
Skagit Co.
United States 		Knudsen Ln. / Casino Dr.
(48.45635, -122.51910) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.2668 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2012-2013). ICD estimated from Google Maps linework.
Swinomish Tribal Community, WA
Skagit Co.
United States 		SR 20 / Padilla Heights Rd.
(48.45519, -122.51940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.2280 		Other (At-Grade)
Single-Lane 		2002 The ground breaking ceremony was held October 2002. The client is the Swinomish Tribe. Opened October 2002. Functional Class: Local ICD estimated from Google Maps linework.
Bainbridge Island, WA
Kitsap Co.
United States 		High School Rd. / Madison Ave.
(47.63579, -122.52100) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.9484 		Other (At-Grade)
Single-Lane 		2000 Greatly reduced congestion. Initial public opposition has turned to full support. Project located next to 3 schools. Separated sidewalks, timed yellow flashing lights during school crossing. Crossing guards. Near library and shopping center. Opened October 2000. ICD estimated from Google Maps linework.
Bainbridge Island, WA
Kitsap Co.
United States 		Madison Ave. N / Wyatt Way
(47.62849, -122.52100) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
17.6784 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021 https://www.bainbridgereview.com/news/wyatt-mini-roundabout-wont-have-art/
Lakewood, WA
Pierce Co.
United States 		Dekoven Rd. SW / Meadow Rd. SW / Brook Ln. SW
(47.16401, -122.52634) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.2400 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2018 Painted splitter islands. Skewed intersection.
Lakewood, WA
Pierce Co.
United States 		Gravelly Lake Dr. SW / Nyanza Rd. SW
(47.14110, -122.52665) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021
Lakewood, WA
Pierce Co.
United States 		Dekoven Dr. SW / 100th St. SW
(47.16666, -122.52814) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.2400 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2018 Painted splitter islands.
Vancouver, WA
Clark Co.
United States 		NE 32nd Cir. / NE 138th Ave.
(45.64517, -122.53057) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0778 		Other (At-Grade)
Single-Lane 		2013 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.
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.
Vancouver, WA
Clark Co.
United States 		NE 44th St. / NE 137th Ave.
(45.65377, -122.53207) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.8796 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Vancouver, WA
Clark Co.
United States 		NE 39th St. / NE 137th Ave. / NE 138th Ave.
(45.65025, -122.53209) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.4044 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
San Rafael, CA
Marin Co.
United States 		Civic Center Dr. / Peter Behr Dr.
(38.00051, -122.53422) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.8221 		Other (At-Grade)
Single-Lane 		2016 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.
Lakewood, WA
Pierce Co.
United States 		Gravelly Lake Dr. SW / Veterans Dr. SW
(47.14497, -122.53853) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://thesubtimes.com/2021/12/26/progress-at-veterans-and-gravelly-lake-intersection-in-lakewood/
Lakewood, WA
Pierce Co.
United States 		Gravelly Lake Dr. SW / Washington Blvd. SW
(47.14920, -122.53942) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://cityoflakewood.us/weekly-bulletin-220408/
Maple Ridge, BC
Greater Vancouver
Canada 		Jackson Rd. / 102 Ave.
(49.18779, -122.54119) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.5401 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2012-2013). ICD estimated from Google Maps linework.
Lakewood, WA
Pierce Co.
United States 		Washington Blvd. SW / Interlaaken Dr. SW
(47.14862, -122.54186) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Joint Base Lewis-McChord, WA
Pierce Co.
United States 		Murray Rd. SW / 150th St. SW
(47.12084, -122.54259) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Open September 2012.
Lakewood, WA
Pierce Co.
United States 		Murray Rd. SW / I-5 NB Offramp
(47.12576, -122.54266) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2020 https://wsdotblog.blogspot.com/2020/10/new-thorne-lane-bridge-open.html
Lakewood, WA
Pierce Co.
United States 		Union Ave. SW / N Thorne Ln. SW
(47.12715, -122.54422) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
21.3360 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020 https://wsdotblog.blogspot.com/2020/10/new-thorne-lane-bridge-open.html.
Ferndale, WA
Whatcom Co.
United States 		Slater Rd. / Pacific Hwy.
(48.81718, -122.54435) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.8741 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2014 Open November 2014. ICD estimated from Google Maps linework.
Ferndale, WA
Whatcom Co.
United States 		Slater Rd. / I-5 NB Ramps
(48.81737, -122.54604) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.5247 		Freeway Ramps (Grade-Separated)
Single-lane w/ Traversable Central Island 		2014 Includes yield-controlled right-turn bypass lanes. Open November 2014. ICD estimated from Google Maps linework.
Ferndale, WA
Whatcom Co.
United States 		Slater Rd. / I-5 SB Ramps
(48.81707, -122.55050) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.7384 		Freeway Ramps (Grade-Separated)
Single-lane w/ Traversable Central Island 		2014 Includes a yield-controlled right-turn bypass lane. Open November 2014. ICD estimated from Google Maps linework.
Lakewood, WA
Pierce Co.
United States 		Veterans Dr. SW / Lake City Blvd. SW
(47.14497, -122.55139) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020
Portland, OR
Multnomah Co.
United States 		NE 108th St. / NE Oregon St.
(45.52814, -122.55147) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021 https://bikeportland.org/2022/01/13/video-a-closer-look-at-pbots-three-new-roundabouts-on-ne-108th-343711.
Portland, OR
Multnomah Co.
United States 		NE Everett St. / NE 108th Ave. (east)
(45.52447, -122.55223) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021 Part of a double mini-roundabout. https://bikeportland.org/2022/01/13/video-a-closer-look-at-pbots-three-new-roundabouts-on-ne-108th-343711.
Portland, OR
Multnomah Co.
United States 		NE Everett St. / NE 108th St. (west)
(45.52447, -122.55243) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021 Part of a double mini-roundabout. https://bikeportland.org/2022/01/13/video-a-closer-look-at-pbots-three-new-roundabouts-on-ne-108th-343711.
Clackamas, OR
Clackamas Co.
United States 		Monterey Ave. / Causey Ave. / William Otty Rd.
(45.44020, -122.55510) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.7102 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE Cascades Pkwy. / (parking)
(45.57191, -122.55594) 		Other
Existing 		Other
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified)
University Place, WA
Pierce Co.
United States 		Grandview Dr. / Olympic Blvd.
(47.22188, -122.55790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.1454 		Other (At-Grade)
Single-Lane 		1997 Curtis High School and Curtis Junior High School on NE corner of roundabout. Opened August 1997. Functional Class: Arterial ICD estimated from Google Maps linework.
Lakewood, WA
Pierce Co.
United States 		Union Ave. / Militia Dr. / Berkeley St. SW
(47.11921, -122.55805) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2020 https://twitter.com/wsdot_tacoma/status/1295357469917474818
Portland, OR
Multnomah Co.
United States 		NE Mt. Hood Ave. / Frontage Rd. / PDX Airport Economy Blue Lot / PDX Airport Economy Red Lot
(45.57770, -122.55950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7822 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Lakewood, WA
Pierce Co.
United States 		Veterans Dr. SW / Vernon Ave. SW / Newgrove Ave. SW
(47.14431, -122.55960) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2020 Painted splitter island on southeast leg.
Lakewood, WA
Pierce Co.
United States 		Veterans Dr. SW / Vernon Ave. SW / Dolly Madison St. SW
(47.14243, -122.55988) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2021
Vancouver, WA
Clark Co.
United States 		NE 18th St. / I-205 SB On Ramp
(45.63554, -122.56193) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
33.4039 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2016 ICD estimated from Google Maps linework.
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
27.6312 		Other (At-Grade)
Single-Lane 		2012 Open October 2012. ICD estimated from Google Maps linework.