12304 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
Redding, CA
Shasta
United States
Shasta View Dr. / Old Alturas Rd.
(40.58781, -122.32480)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.9073
Other (At-Grade)
Single-Lane
2010 Right-turn yield-controlled bypass lane in NW quadrant. ICD estimated from Google Maps linework.
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
29.1550
Other (At-Grade)
Single-Lane
2006 January 2006. ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States
Boylston Ave. / E. Howell St.
(47.61765, -122.32347)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
128.8107
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Seattle, WA
King
United States
8th Ave. NE / NE 123rd St.
(47.71767, -122.32080)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
29.7304
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Seattle, WA
King
United States
8th Ave. NE / NE 117th St.
(47.71402, -122.32070)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
Other (At-Grade)
Unknown
Seattle, WA
King
United States
8th Ave. NE / NE 120th St.
(47.71584, -122.32070)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
Other (At-Grade)
Unknown
Seattle, WA
King
United States
8th Ave. NE / NE 115th St.
(47.71221, -122.32060)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
Other (At-Grade)
Unknown
Redding, CA
Shasta Co.
United States
Madison River Dr. / Clark River Dr.
(40.54198, -122.31914)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
2002 Year Completed estimated (1999-2004).
Redding, CA
Shasta Co.
United States
Madison River Dr. / Yellowstone Dr.
(40.54201, -122.31782)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
2002 Year Completed estimated (1999-2004).
Redding, CA
Shasta Co.
United States
Yellowstone Dr. / Western Oak Dr.
(40.54391, -122.31766)
Neighborhood Traffic Circle
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
45.3790
Other (At-Grade)
Single-Lane
2002 Year Completed estimated (1999-2004). ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States
S 308th St. / 14th Ave. S
(47.32601, -122.31601)
Roundabout
Existing
All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB)
4 Approaches
0 Driveways
16.1909
Other (At-Grade)
Mini-roundabout
2014 This is a Mini-Roundabout with fully traversable center island. Inscribed diameter is about 64 feet, opened in August 2014. An RRFB is present at the school crossing on the east leg, the previous raised crosswalk was removed. The north leg is a driveway to the newly remodeled high school. Both streets are Minor Collectors with 25 mph speed limits. ICD estimated from Google Maps linework.
Federal Way, WA
King
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.
Seattle, WA
King
United States
15th Ave. E. / E. Spring St.
(47.61155, -122.31280)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
44.2838
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Seattle, WA
King
United States
16th Ave. E. / E. Marion St.
(47.61037, -122.31150)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
9.6621
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Seattle, WA
King
United States
16th Ave. E. / E. Spring St.
(47.61154, -122.31150)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
8.8568
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Seattle, WA
King
United States
17th Ave. E. / E. Marion St.
(47.61036, -122.31020)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
6.4414
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Seattle, WA
King
United States
17th Ave. E. / E. Spring St.
(47.61153, -122.31020)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
5.6361
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
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
8.0516
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Redding, CA
Shasta Co.
United States
Shasta View Dr. / Lemurian Rd.
(40.52218, -122.30641)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
2016 Here is a link to a portion of the approved plans for the project: http://epayments.ci.redding.ca.us/RDM/Adrawing/26686.pdf
Bellingham, WA
Whatcom Co.
United States
SR 542 (Mt Baker Hwy.) / E Smith Rd. / Allison Rd.
(48.83225, -122.30533)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
37.7369
Other (At-Grade)
Single-Lane
2012 Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
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
5.6349
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
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 (At-Grade)
Unknown
2006
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
41.0778
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
Seattle, WA
King
United States
24th Ave. S / S. Dearborn St.
(47.59557, -122.30120)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
13.6919
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
Napa, CA
Napa Co.
United States
1st St. / SR 29 NB Ramps
(38.29884, -122.30117)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
31.8681
Freeway Ramps (Grade-Separated)
Unknown
2020 Completed April 2020. ICD estimated from Google Maps linework.
Anderson, CA
Shasta Co.
United States
Pleasant Hills Dr. / (unknown 2)
(40.42248, -122.30084)
Other
Existing
Other
None
3 Approaches
0 Driveways
30.9136
Other (At-Grade)
Single-Lane
2006 No control on entries. ICD estimated from Google Maps linework.
Napa, CA
Napa Co.
United States
California Blvd. / 2nd St.
(38.29732, -122.30025)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
31.8687
Other (At-Grade)
Unknown
2020 Completed April 2020. ICD estimated from Google Maps linework.
Napa, CA
Napa Co.
United States
1st St. / California Blvd.
(38.29823, -122.30024)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
39.3668
Other (At-Grade)
Unknown
2020 Completed April 2020. ICD estimated from Google Maps linework.
Seattle, WA
King
United States
25th Ave. S / S. Dearborn St.
(47.59556, -122.30010)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
Other (At-Grade)
Unknown
2006
Anderson, CA
Shasta Co.
United States
Pleasant Hills Dr. / (unknown)
(40.42415, -122.29962)
Other
Existing
Other
None
3 Approaches
0 Driveways
29.0944
Other (At-Grade)
Single-Lane
2006 No control on entries. ICD estimated from Google Maps linework.
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
20.9420
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
Seattle, WA
King
United States
26th Ave. S / S. Dearborn St.
(47.59555, -122.29880)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
48.3244
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
Seattle, WA
King
United States
28th Ave. NE / NE Hiram Pl. / NE 120th St.
(47.71572, -122.29810)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
164.7289
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
Federal Way, WA
King
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.
Anderson, CA
Shasta Co.
United States
Pleasant Hills Dr. / Domaine Pl.
(40.42966, -122.29692)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.6377
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States
Military Rd. S / S 298 St.
(47.33514, -122.29673)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
11.3317
Other (At-Grade)
Mini-roundabout
2019 "Compact" roundabout with 85-foot inscribed diameter and fully traversible center island and raised splitter islands. Opened in March 2019. Military Rd is a Minor Arterial, 40 mph, S 298 St is a Minor Collector, 25 mph. ICD estimated from Google Maps linework.
Federal Way, WA
King
United States
Weyerhaeuser Way S / S 336th St
(47.30262, -122.29650)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
51.8339
Other (At-Grade)
Multilane (2 Lane)
2004 Opened July 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Seattle, WA
King
United States
E. Ward St. / 28th Ave. E.
(47.62741, -122.29640)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
21.7327
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
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
12.8873
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
Abbotsford, BC
Fraser Valley
Canada
McCallum Rd. / Trans-Canada Hwy EB Ramps / King Connector / Hawthorne Ave.
(49.03353, -122.29284)
Roundabout
Existing
All-Way Yield
Unknown
5 Approaches
0 Driveways
50.8965
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2011 ICD estimated from Google Maps linework.
Abbotsford, BC
Fraser Valley
Canada
McCallum Rd. / Trans-Canada Hwy WB ramps
(49.03493, -122.29284)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
47.7630
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2011 ICD estimated from Google Maps linework.
Federal Way, WA
King
United States
Weyerhaeuser Way S / 33rd Pl S / 32nd Dr. S
(47.29863, -122.29280)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.6385
Other (At-Grade)
Multilane (2 Lane)
2000 Opened April 2000. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Federal Way, WA
King
United States
S 323rd St. / 32nd Ave. S
(47.31214, -122.29250)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
44.5368
Other (At-Grade)
Single-Lane
2000 Opened April 2000. ICD estimated from Google Maps linework.
Seattle, WA
King
United States
31st Ave. E / E. Pike St.
(47.61410, -122.29250)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Unknown
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
64.4023
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
Seattle, WA
King
United States
32nd Ave. E / E. Pike St.
(47.61408, -122.29140)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Unknown
Seattle, WA
King
United States
32nd Ave. E / E. Pine St.
(47.61526, -122.29130)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
63.6032
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Seattle, WA
King
United States
32nd Ave. E / E. Olive St.
(47.61643, -122.29130)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
22.5424
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Seattle, WA
King
United States
32nd Ave. E / E. Howell St.
(47.61763, -122.29130)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
11.2709
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Edgewood, WA
Pierce Co.
United States
Jovita Blvd. E / Emerald St.
(47.25272, -122.29104)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.6695
Other (At-Grade)
Single-Lane
2013 Open July 2013. ICD estimated from Google Maps linework.
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
25.9783
Other (At-Grade)
Single-Lane
2010 June 2010. ICD estimated from Google Maps linework.
Seattle, WA
King
United States
33rd Ave. E / E. Pike St.
(47.61405, -122.29030)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
73.2661
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Seattle, WA
King
United States
33rd Ave. E / E. Howell St.
(47.61764, -122.29020)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
79.7016
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Everson, WA
Whatcom Co.
United States
SR 542 (Mount Baker Hwy.) / Lawrence Rd.
(48.84341, -122.28884)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
1 Driveways
29.0824
Other (At-Grade)
Single-Lane
2011 ICD estimated from Google Maps linework.
Mount Vernon, WA
Skagit Co.
United States
E Division St. / Waugh Rd.
(48.42091, -122.28709)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.1934
Other (At-Grade)
Single-Lane
2017 ICD estimated from Google Maps linework.
Kensington, CA
Contra Costa Co.
United States
Kensington Circle (Colusa Ave. / Oak View Ave. / Berkeley Park Blvd.)
(37.89957, -122.28708)
Other
Existing
All-Way Stop
None
6 Approaches
0 Driveways
30.1578
Other (At-Grade)
Single-Lane
Stop control, parking along circulatory roadway. In 1992 the central island was a narrow oval on the NW-SE diagonal and traffic moved too fast. Over the years Contra Costa County has widened the island, closer to a circle, with paint and rumble strips, and slowed the traffic. ICD estimated from Google Maps linework.
Federal Way, WA
King
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.
Anderson, CA
Shasta
United States
Factory Outlets Dr. / I-5 NB Ramps / Locust St. / Deschutes Rd.
(40.43782, -122.28600)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
49.0869
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2013 Freeway off-ramp added with roundabout. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Kent, WA
King
United States
S. 216th St. / 42nd Ave. S / 40th Pl. S
(47.40843, -122.28120)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
23.4402
Other (At-Grade)
Single-Lane
2001 Opened July 2001. ICD estimated from Google Maps linework.
Berkeley, CA
Alameda
United States
Marin Ave. / Los Angeles Ave. / Del Norte St. / Arlington Ave.
(37.89015, -122.27240)
Other
Existing
Two-Way Stop
None
6 Approaches
0 Driveways
25.4489
Other (At-Grade)
Single-Lane
Free movement on Marin Ave.; rest are stop-controlled ICD estimated from Google Maps linework.
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
28.3463
Other (At-Grade)
Single-Lane
2012 Opened January 2012. ICD estimated from Google Maps linework.
Vallejo, CA
Solano
United States
Azuar Ave. / Sundance Ave. / Bagley St. / Walnut Ave.
(38.09329, -122.27020)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
48.8772
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
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
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.
Lynnwood, WA
Snohomish
United States
Ash Way / 18th Ave. SW
(47.85489, -122.25730)
Roundabout
Existing
All-Way Yield
None
0 Approaches
0 Driveways
28.0492
Other (At-Grade)
Single-Lane
2009 October 2009. ICD estimated from Google Maps linework.
Seattle, WA
King
United States
61st Ave. S / S. Cooper St.
(47.51166, -122.25710)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
Other (At-Grade)
Unknown
2006
Seattle, WA
King
United States
61st Ave. S / S Norfolk St.
(47.51337, -122.25705)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
2006
Lynnwood, WA
Snohomish Co.
United States
Filbert Rd. / Locust Way / Magnolia Rd.
(47.82528, -122.25500)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
23.2541
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Lynnwood, WA
Snohomish Co.
United States
Filbert Rd. / Larch Way
(47.82594, -122.25342)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
22.4519
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Hercules, CA
Contra Costa
United States
Refugio Valley Rd. / Redwood Rd. / Falcon Way
(37.99686, -122.24780)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.8238
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Sedro-Woolley, WA
Skagit Co.
United States
Cook Rd. / Ferry St. / Washington St. / Edward R Murrow St.
(48.50715, -122.24729)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
69.6321
Other (At-Grade)
Single-Lane
2013 Open October 2013. ICD estimated from Google Maps linework.
Sedro-Woolley, WA
Skagit Co.
United States
SR 9 / Rhodes Rd. / Jameson Rd.
(48.49863, -122.24720)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.4477
Other (At-Grade)
Single-Lane
2016 Open November 2016. ICD estimated from Google Maps linework.
Sedro-Woolley, WA
Skagit Co.
United States
SR 20 / Cook Rd.
(48.50724, -122.24428)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
58.5542
Other (At-Grade)
Single-Lane
2014 Open July 2014. ICD estimated from Google Maps linework.
Sedro-Woolley, WA
Skagit
United States
SR 20 / Industrial Park entrance / Les Schwab Tires
(48.51053, -122.24150)
Roundabout
Existing
All-Way Yield
None
0 Approaches
0 Driveways
30.8576
Other (At-Grade)
Single-Lane
2009 August 2009. ICD estimated from Google Maps linework.
Mount Vernon, WA
Skagit Co.
United States
SR 9 / Old Day Creek Rd. / Francis Rd.
(48.46779, -122.23666)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
29.2999
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Hunts Point, WA
King Co.
United States
84th Ave. NE / NE 30th St.
(47.63651, -122.22817)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
3 Approaches
0 Driveways
159.3457
Other (At-Grade)
Single-Lane
2014 Originally built between 1990 and 2002. Modified June 2014 to realign south leg. No splitter islands. ICD estimated from Google Maps linework.
Hunts Point, WA
King Co.
United States
Hunts Point Rd. / NE 28th St. / 84th Ave. NE / SR 520 ramps
(47.63600, -122.22744)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.6536
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2014 Open June 2014. ICD estimated from Google Maps linework.
Auburn, WA
King Co.
United States
22nd St. NE / I St. NE
(47.32643, -122.21945)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
20.2385
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Yarrow Point, WA
King Co.
United States
92nd Ave. NE / NE Points Dr. / NE 33rd St. / SR 520 WB Off-Ramp
(47.64153, -122.21728)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
86.9075
Freeway Ramps (Grade-Separated)
Single-Lane
2014 Open August 2014. ICD estimated from Google Maps linework.
Everett, WA
Snohomish
United States
13th St. / 1st Ave.
(48.00026, -122.21570)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
27.1714
Other (At-Grade)
Single-Lane
2009 ICD estimated from Google Maps linework.
Kent, WA
King Co.
United States
SE 244th St. / 100th Ave. SE
(47.38335, -122.20736)
Neighborhood Traffic Circle
Existing
Other
None
4 Approaches
0 Driveways
11.3213
Other (At-Grade)
Single-Lane
2016 This is now a dog bone-shaped traffic circle with two-way Yield control on the east and west approaches and no control north-south. Previous control was stop-control on the east leg only before the west leg was built. ICD estimated from Google Maps linework.
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
31.4695
Other (At-Grade)
Single-Lane
2008 June 2008. ICD estimated from Google Maps linework.
Deming, WA
Whatcom Co.
United States
SR 542 (Mount Baker Hwy) / Valley Hwy
(48.81605, -122.20267)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
29.8847
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States
25th Ave. NE / 174th St. NE
(48.15374, -122.19930)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
24.7001
Other (At-Grade)
Mini-roundabout
2017 May be large enough to qualify as a compact roundabout but has a fully traversable central island. ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States
172nd St. NE / 23rd Ave. NE
(48.15262, -122.19795)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
2016 Open January 2016.
Everett, WA
Snohomish Co.
United States
41st St. / Lowell Riverfront Trl. Ext.
(47.96284, -122.19307)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
47.9842
Other (At-Grade)
Single-Lane
2013 Right-turn bypass lane on north leg. Open January 2013. ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States
Quil Ceda Blvd. / 30th Ave. NE
(48.09620, -122.19019)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.4905
Other (At-Grade)
Multilane (2 Lane)
2013 Year Completed estimated (2012-2014). ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States
Marine Dr. NE / 64th St. NE / 31st Ave. NE
(48.05407, -122.18921)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
36.7229
Other (At-Grade)
Multilane (2 Lane)
2018 Date from Streetview ICD estimated from Google Maps linework.
Marysville, WA
Snohomish
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)
2007 Opened May 2007. ICD estimated from Google Maps linework.
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
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
Stanford, CA
Santa Clara Co.
United States
Campus Dr. / Santa Teresa St.
(37.42678, -122.18140)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
26.5567
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Bonney Lake, WA
Pierce Co.
United States
Cascadia Blvd E. / Forest Park Blvd. E
(47.12820, -122.18033)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
39.0035
Other (At-Grade)
Multilane (2 Lane)
2014 Open December 2014. ICD estimated from Google Maps linework.
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
33.1891
Other (At-Grade)
Single-Lane
2008 July 2008. ICD estimated from Google Maps linework.
Bonney Lake, WA
Pierce Co.
United States
Cascadia Blvd E / Canyon View Blvd. E
(47.12810, -122.17464)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.6916
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Bonney Lake, WA
Pierce Co.
United States
198th Ave. E / Cascadia Blvd. E
(47.12299, -122.16688)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.6959
Other (At-Grade)
Single-Lane
2008 Fourth (southeast) leg added 2018. ICD estimated from Google Maps linework.
Stanford, CA
Santa Clara Co.
United States
Campus Dr. / Galvez St.
(37.43156, -122.16420)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
32.2453
Other (At-Grade)
Single-Lane
2016 ICD estimated from Google Maps linework.
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
29.5158
Other (At-Grade)
Multilane (2 Lane)
2006 Opened September 2006. ICD estimated from Google Maps linework.
Stanford, CA
Santa Clara Co.
United States
Campus Dr. / Bowdoin St.
(37.42271, -122.16149)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
27.5066
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Woodinville, WA
King Co.
United States
NE 171st St. / 131st Ave. NE / (parking)
(47.75074, -122.16148)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2018 Year Completed estimated (2018-2019).
Stanford, CA
Santa Clara Co.
United States
Campus Dr. / Escondido Rd.
(37.42427, -122.16053)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
19.9182
Other (At-Grade)
Single-Lane
2014 ICD estimated from Google Maps linework.
Stanford, CA
Santa Clara Co.
United States
Campus Dr. / Serra St.
(37.42679, -122.15944)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.5257
Other (At-Grade)
Single-Lane
2018 https://transportation.stanford.edu/news/stanfords-fifth-roundabout-open-serra-street-and-campus-drive-east ICD estimated from Google Maps linework.