Roundabouts Database

29465 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
Cupertino, CA
Santa Clara Co.
United States 		Cristo Rey Dr. / Hammond Way / Canyon Oak Way
(37.33058, -122.08070) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
36.0875 		Other (At-Grade)
Single-Lane 		2000 Functional Class: Local 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.
Fairfield, CA
Solano Co.
United States 		Rockville Rd. / Abernathy Rd.
(38.24598, -122.09074) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.4495 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Lafayette, CA
Contra Costa Co.
United States 		Olympic Blvd. / Pleasant Hill Rd.
(37.88604, -122.09300) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2017 Yield-controlled right-turn bypass lanes on north and east legs. Painted splitter island on south leg.
Lake Stevens, WA
Snohomish Co.
United States 		SR 92 / 99th Ave NE
(48.02885, -122.09804) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.5396 		Other (At-Grade)
Single-Lane 		2013 Reverse curves on east and west approaches. Open November 2013. ICD estimated from Google Maps linework.
Bellevue, WA
King Co.
United States 		W Lake Sammamish Pkwy SE / I-90 WB Ramps
(47.56690, -122.09947) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
139.9998 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 Open November 2013. Raindrop shape.
Bellevue, WA
King Co.
United States 		W. Lake Sammamish Pkwy. SE / Lakemont Blvd. SE
(47.56776, -122.09980) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.4567 		Other (At-Grade)
Single-Lane 		1997 Revised August 2005. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States 		Lundeen Parkway / Soper Hill Rd.
(48.01557, -122.10010) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.5601 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Snohomish, WA
Snohomish Co.
United States 		Ave. D / Bickford Ave. / 15th St.
(47.93037, -122.10101) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
79.2238 		Other (At-Grade)
Single-Lane 		2014 Open July 2014. ICD estimated from Google Maps linework.
Snohomish, WA
Snohomish Co.
United States 		SR 9 / Bickford Ave.
(47.93379, -122.10107) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2022 WSDOT safety project that was completed in early Sept 2022. Includes right-turn bypass lane for NB to EB movement
Covington, WA
King Co.
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
53.3935 		Other (At-Grade)
Single-Lane 		2008 September 2008. ICD estimated from Google Maps linework.
West Lake Stevens, WA
Snohomish Co.
United States 		SR 9 / S Lake Stevens Rd.
(47.97461, -122.10273) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://www.tiktok.com/@j_will_entrepreneur/video/7151997176799939883?is_from_webapp=v1&item_id=7151997176799939883
Lake Stevens, WA
Snohomish Co.
United States 		Lake Dr. / 29th St. NE
(48.02479, -122.10383) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2017
Auburn, WA
King Co.
United States 		SE 392nd St. / (parking lot)
(47.24986, -122.10399) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.3750 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States 		N Davies Rd. / Frontier Village Access Rd.
(48.00472, -122.10462) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2012 Painted splitter islands. Open July 2012.
Lake Stevens, WA
Snohomish Co.
United States 		N Davies Rd. / Vernon Rd. / Frontage Rd.
(48.00477, -122.10589) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
19.8120 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 Originally opened July 2012. Shifted to east 2022-2023 as part of construction of SR 9/Vernon Rd roundabout.
Lake Stevens, WA
Snohomish Co.
United States 		SR 9 / SR 204 (Snohomish Marysville Rd.) / 7th Pl. NE
(48.00286, -122.10637) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2023 https://www.youtube.com/watch?v=5RRqjCCJjRc
Lake Stevens, WA
Snohomish Co.
United States 		SR 9 / Vernon Rd.
(48.00461, -122.10670) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2023 https://www.youtube.com/watch?v=5RRqjCCJjRc
Lake Stevens, WA
Snohomish Co.
United States 		Vernon Rd. / 91st Ave. SE
(48.00354, -122.10817) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Peanut shaped. ICD = 80 ft for each node, 185 ft for overall length. No deflection on north and south legs prior to entry. https://www.reddit.com/r/Suburbanhell/comments/y403wy/a_new_peanut_shaped_roundabout_my_city_just/?rdt=48505
Redmond, WA
King Co.
United States 		NE 116th St. / 172nd Ave. NE
(47.70403, -122.11106) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.5420 		Other (At-Grade)
Single-Lane 		2015 Open April 2015. ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States 		SR 9 / 84th St. NE / Getchell Rd.
(48.07196, -122.11135) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2014 Right-turn-only lanes on all four legs. Open October 2014.
Palo Alto, CA
Santa Clara Co.
United States 		E Meadow Dr. / Ross Rd.
(37.42600, -122.11139) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
13.2785 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States 		SR 9 / 108th St NE
(48.09180, -122.11180) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2018-2020).
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.
Arlington, WA
Snohomish Co.
United States 		SR 531 (172nd St NE) / SR 9
(48.15166, -122.11325) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.6373 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Open October 2012. ICD estimated from Google Maps linework.
Covington, WA
King Co.
United States 		168th Pl. SE / Fred Meyer Entrance
(47.35698, -122.11680) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
105.1794 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 November 2008. Entrance into Fred Meyer shopping center. ICD estimated from Google Maps linework.
Covington, WA
King Co.
United States 		168th Pl. SE / Costco Entrance
(47.35463, -122.11860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6463 		Other (At-Grade)
Single-Lane 		2008 November 2008. Entrance into Costco shopping center. ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States 		Soper Hill Rd. / 83rd Ave. NE
(48.02162, -122.11931) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.8600 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020 https://www.heraldnet.com/news/soper-hill-roundabout-and-pedestrian-trail-work-wraps-up/
Eastgate, WA
King Co.
United States 		SE Newport Way / 164th Ave. SE
(47.57236, -122.12142) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.5072 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019 https://dev.bellevuewa.gov/sites/default/files/media/pdf_document/levy-164th-SE-newport-way-roundabout-mailer-2018.pdf
Redmond, WA
King Co.
United States 		NE 76th St. / 164th Ave. NE
(47.67214, -122.12180) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
99.7242 		Other (At-Grade)
Single-Lane 		2012 Oblong shape. Connected two T-intersections on either side of median to allow crossing and left-turn movements. Open December 2012. 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.
Redmond, WA
King Co.
United States 		NE 116th St. / 162nd Ave. NE
(47.70420, -122.12313) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
116.5413 		Other (At-Grade)
Single-Lane 		2014 Open May 2014. 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.
Arlington, WA
Snohomish Co.
United States 		204 St. NE / 77th Ave. NE
(48.18082, -122.12637) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 Elliptical shaped. http://www.arlingtonwa.gov/643/204th-St-NE-77th-Avenue-NE-Roundabout
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.
Bellevue, WA
King Co.
United States 		SE 46th Way / 157th Ave. SE
(47.56285, -122.13218) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Redmond, WA
King Co.
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
27.3615 		Other (At-Grade)
Single-Lane 		2010 Near Microsoft campus. Moderate ped/bike volumes. ICD estimated from Google Maps linework.
Kendall, WA
Whatcom Co.
United States 		SR 542 / SR 547 (Kendall Corner)
(48.91692, -122.13767) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.5337 		Other (At-Grade)
Single-Lane 		2015 Open September 2015. ICD estimated from Google Maps linework.
Woodinville, WA
King Co.
United States 		SR 202 / Village Dr. / NE 144th St.
(47.73111, -122.14040) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.4048 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Constructed as single-lane roundabout in October 2009 and expanded to include second lane northbound in 2021.
Woodinville, WA
King Co.
United States 		SR 202 / NE 145th St. / 148th Ave. NE
(47.73271, -122.14220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2009 October 2009.
Arlington, WA
Snohomish Co.
United States 		SR 530 / 211th Pl. NE
(48.18852, -122.14376) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 https://www.arlingtonwa.gov/735/SR-530---59th-211th-Roundabouts
Woodinville, WA
King Co.
United States 		SR 202 / (parking)
(47.73280, -122.14400) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2009 October 2009.
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.
Renton, WA
King Co.
United States 		SE 176th St. / SE 171st Way
(47.44500, -122.14831) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
23.4239 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019 Mini-roundabout in a suburban neighborhood context, completed November 2019. ICD estimated from Google Maps linework.
Palo Alto, CA
Santa Clara Co.
United States 		Park Blvd. / Park Ave.
(37.43076, -122.14980) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
24.6585 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Arlington Bluff, WA
Snohomish Co.
United States 		SR 530 / 59th Ave. NE
(48.18839, -122.15068) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 https://www.arlingtonwa.gov/735/SR-530---59th-211th-Roundabouts
Orinda, CA
Contra Costa Co.
United States 		Hall Dr. / Donald Dr.
(37.86411, -122.15310) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
17.9148 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Palo Alto, CA
Santa Clara Co.
United States 		Addison Ave. / Bryant St.
(37.44197, -122.15540) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
15.1722 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Eastgate, WA
King Co.
United States 		SE 40th St. / 138th Ave. SE
(47.57459, -122.15670) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.2865 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019 Mini-roundabout adjacent Tyee Middle School, completed October 2019. ICD estimated from Google Maps linework.
Palo Alto, CA
Santa Clara Co.
United States 		Lytton Ave. / Fulton St.
(37.45214, -122.15750) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
9.4813 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Mill Creek, WA
Snohomish Co.
United States 		SE 116th St. / 56th Ave SE
(47.89201, -122.15856) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
80.8842 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2012 Open August 2012. 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.
Woodinville, WA
King Co.
United States 		NE 171st St. / 135th Ave. NE
(47.75063, -122.15921) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2017-2018).
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.
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.
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. / 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.
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.
Stanford, CA
Santa Clara Co.
United States 		Galvez St. / Arboretum Rd.
(37.43602, -122.16281) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 Right-turn bypass lane on northeast leg; through bypass lane on southwest leg. Year Completed estimated (2018-2020).
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 Co.
United States 		92nd St. NE / 48th Dr. NE
(48.07907, -122.16566) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
13.7160 		Other (At-Grade)
Single-Lane
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.
Bothell, WA
Snohomish Co.
United States 		SR 524 (Maltby Rd.) / (unknown)
(47.80956, -122.16689) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2020
Marysville, WA
Snohomish Co.
United States 		92nd St. NE / 46th Dr. NE
(48.07910, -122.16836) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
13.7157 		Other (At-Grade)
Single-Lane
Marysville, WA
Snohomish Co.
United States 		2nd St. / Union Ave.
(48.04996, -122.16967) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2017
Marysville, WA
Snohomish Co.
United States 		3rd St. / Union Ave.
(48.05088, -122.16967) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2016
Marysville, WA
Snohomish Co.
United States 		3rd St. / Quinn Ave.
(48.05089, -122.17141) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2016
Marysville, WA
Snohomish Co.
United States 		2nd St. / Quinn Ave.
(48.04997, -122.17142) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2017
Arlington, WA
Snohomish Co.
United States 		SR 531 (172nd St. NE) / 43rd Ave. NE
(48.15231, -122.17230) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://www.arlingtonwa.gov/758/43rd-Ave-SR-531-172nd-St-Roundabout
Marysville, WA
Snohomish Co.
United States 		3rd St. / Alder Ave.
(48.05090, -122.17315) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2016
Marysville, WA
Snohomish Co.
United States 		2nd St. / Alder St.
(48.04998, -122.17357) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2017
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.
Auburn, WA
King Co.
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. / 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, unspecified) 		2014 Open December 2014. ICD estimated from Google Maps linework.
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.
Plateau, WA
King Co.
United States 		Auburn Way / (school entrance) / (parking)
(47.28822, -122.18165) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 Entrance to Chinook elementary school.
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 		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.
Kirkland, WA
King Co.
United States 		NE 132nd St. / Totem Lake Blvd. NE / 116th Ave. NE / I-405 NB Entrance Ramp
(47.71844, -122.18653) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2024 https://wsdot.wa.gov/construction-planning/search-projects/i-405northeast-132nd-street-interchange-project
Kirkland, WA
King Co.
United States 		NE 132nd St. / 116th Way NE / I-405 SB Exit Ramp / 114th Pl. NE
(47.71843, -122.18834) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		5 Approaches
0 Driveways
42.6720 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2024 https://wsdot.wa.gov/construction-planning/search-projects/i-405northeast-132nd-street-interchange-project
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, unspecified) 		2018 Date from Streetview 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, unspecified) 		2013 Year Completed estimated (2012-2014). ICD estimated from Google Maps linework.
Everett, WA
Snohomish Co.
United States 		Riverfront Blvd. / 29th Ave. SE / 44th St. SE
(47.95950, -122.19112) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		2020
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.
Kent, WA
King Co.
United States 		SE 272nd St. / 106th Ave. SE
(47.35794, -122.19865) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Built by developer.
Marysville, WA
Snohomish Co.
United States 		SR 531 (172nd St. NE) / 23rd Ave. NE
(48.15210, -122.19919) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2016 Open January 2016.
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)
Single-lane w/ Traversable Central Island 		2017 May be large enough to qualify as a compact roundabout but has a fully traversable central island. 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.
Renton, WA
King Co.
United States 		N 10th St. / N 10th Pl.
(47.49781, -122.20468) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2008 June 2008.
Arlington, WA
Snohomish Co.
United States 		236th St. NE / 19th Ave. NE
(48.20959, -122.20491) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2021 https://www.236safetyimprovements.org/project-updates
Bellevue, WA
King Co.
United States 		100th Ave. NE / NE 10th St. / Belfair Ln.
(47.61924, -122.20706) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.3360 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020 Year Completed estimated (2019-2020).
Kent, WA
King Co.
United States 		SE 244th St. / 100th Ave. SE
(47.38335, -122.20736) 		Traffic Calming 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.
Sedro-Woolley, WA
Skagit Co.
United States 		Fruitdale Rd. / Thompson Rd.
(48.52726, -122.21071) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
23.7744 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2018
Kent, WA
King Co.
United States 		94th Ave. S / S 237th Pl.
(47.38921, -122.21537) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.2024 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 Raised but mountable central island, painted splitter islands.
Everett, WA
Snohomish Co.
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.
North Auburn, WA
King Co.
United States 		K St. SE / 2nd St. SE
(47.30617, -122.21619) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
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.
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.
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, unspecified) 		2014 Open June 2014. ICD estimated from Google Maps linework.
Hunts Point, WA
King Co.
United States 		84th Ave. NE / NE 30th St.
(47.63651, -122.22817) 		Traffic Calming 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.