Roundabouts Database

28025 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
Pitt Meadows, BC
Greater Vancouver
Canada 		Airport Way / Harris Rd.
(49.20811, -122.68974) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.2108 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Lake Oswego, OR
Clackamas Co.
United States 		SW Stafford Rd. / SW Rosemont Rd.
(45.39300, -122.69020) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7740 		Other (At-Grade)
Single-Lane 		2005 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.
Nisqually, WA
Thurston Co.
United States 		SR 510 / Reservation Rd. SE
(47.01164, -122.69148) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2013 Reverse curves on west and east legs. Open November 2013.
Surrey, BC
Greater Vancouver Regional District
Canada 		190 St. / 68 Ave.
(49.12626, -122.69620) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
26.5731 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Port Orchard, WA
Kitsap Co.
United States 		SW Old Clifton Rd. / Campus Pkwy. / McCormick Village Dr.
(47.50505, -122.69904) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2021-2022).
Silverdale, WA
Kitsap Co.
United States 		Silverdale Way NW / Chico Way NW / NW Newberry Hill Rd.
(47.63704, -122.70135) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
15.2906 		Other (At-Grade)
Single-Lane 		2012 Open September 2012. ICD estimated from Google Maps linework.
Ridgefield, WA
Clark Co.
United States 		NW La Center Rd. / I-5 NB Ramps
(45.85214, -122.70160) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.8160 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2017 Part of Ilani Casino interchange project.
Surrey, BC
Greater Vancouver Regional District
Canada 		188 St. / 68 Ave.
(49.12614, -122.70170) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
25.7916 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
(unincorporated), OR
Clackamas Co.
United States 		SW Stafford Rd. / SW Borland Rd.
(45.37472, -122.70240) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.6945 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NW 25th Ave. / NW Overton St.
(45.53190, -122.70270) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
44.3420 		Other (At-Grade)
Single-Lane 		1988 Completed 9/30/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NW 25th Ave. / NW Marshall St.
(45.53040, -122.70270) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
62.7498 		Other (At-Grade)
Single-Lane 		1988 Completed 9/30/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NW 25th Ave. / NW Quimby St.
(45.53328, -122.70277) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		3 Approaches
0 Driveways
15.8958 		Other (At-Grade)
Single-Lane 		1988 Completed 9/30/1988. ICD estimated from Google Maps linework.
Ridgefield, WA
Clark Co.
United States 		S. Royle Rd. / Settler Dr. (S 45th Ave. / S 3rd Way)
(45.81379, -122.70283) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 This is the 5th roundabout in the City of Ridgefield.
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.
Silverdale, WA
Kitsap Co.
United States 		NW Anderson Hill Rd. / Frontier Pl. NW
(47.65368, -122.70350) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
21.7218 		Other (At-Grade)
Single-Lane 		2003 Opened September 2003. ICD estimated from Google Maps linework.
Ridgefield, WA
Clark Co.
United States 		NW 319th St. / I-5 SB Ramps
(45.85163, -122.70380) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2017 Part of Ilani Casino interchange project.
Ferndale, WA
Whatcom Co.
United States 		SR 548 (Grandview Rd.) / Kickerville Rd.
(48.89209, -122.70435) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2018
Portland, OR
Multnomah Co.
United States 		NW 26th Ave. / NW Raleigh St.
(45.53397, -122.70479) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
19.2420 		Other (At-Grade)
Single-Lane 		1988 Completed 9/30/1988. ICD estimated from Google Maps linework.
Ridgefield, WA
Clark Co.
United States 		NW 319th St. / NW 31st Ave.
(45.85093, -122.70594) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2017 Part of Ilani Casino interchange project.
Portland, OR
Multnomah Co.
United States 		NW 27th Ave. / NW Raleigh St.
(45.53395, -122.70680) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
10.0393 		Other (At-Grade)
Single-Lane 		1988 Completed 9/30/1988. ICD estimated from Google Maps linework.
Rohnert Park, CA
Sonoma Co.
United States 		Commerce Blvd. / Southwest Blvd.
(38.33615, -122.71171) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.pressdemocrat.com/article/news/rohnert-park-roundabout-completed-opens-wednesday/?artslide=0
Ridgefield, WA
Clark Co.
United States 		35th Avenue / Pioneer Street (WA SR-501)
(45.81557, -122.71310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.4585 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SW 47th Dr. / SW 43rd Ave.
(45.49245, -122.72111) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.4198 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2007 Completed 4/29/2007. Painted but unraised central island. No splitter islands. ICD estimated from Google Maps linework.
Port Orchard, WA
Kitsap Co.
United States 		SW Lake Flora Rd. / JM Dickenson Rd. SW
(47.46497, -122.72410) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.9114 		Other (At-Grade)
Single-Lane 		2011 https://pugetsoundblogs.com/roadwarrior/tag/lake-flora/ ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		N Clarendon Ave
(45.58974, -122.72415) 		Traffic Calming Circle
Existing 		Unknown
None 		1 Approaches
1 Driveways
 Other (At-Grade)
Single-Lane
Lake Oswego, OR
Clackamas Co.
United States 		SW Carman Dr. / SW Meadows Rd. / SW Quarry Rd.
(45.41700, -122.72490) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.3422 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Blaine, WA
Whatcom Co.
United States 		SR 548 (Grandview Rd.) / Blaine Rd. / (parking)
(48.89206, -122.72655) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2010 September 2010. Merging right-turn bypass lane on south leg. Right-turn-oinly lane on north leg.
Olympia, WA
Thurston Co.
United States 		SR 510 / Meridian Rd. SE
(47.01799, -122.72703) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2019 https://wsdot.wa.gov/projects/sr510/meridian-rd-roundabout/home
Woodland, WA
Cowlitz Co.
United States 		Insel Rd. / Willow St.
(45.92237, -122.73400) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2009 June 2009.
Port Coquitlam, BC
Greater Vancouver
Canada 		Fremont St. / Fremont Dr. / Hwy 7B (Loogheed Hwy.) Exit Ramp
(49.24939, -122.73402) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Raindrop shaped. Year Completed estimated (2008-2011).
Woodland, WA
Cowlitz Co.
United States 		SR 503 (Lewis River Rd.) / Scott Ave.
(45.91699, -122.74009) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.7138 		Other (At-Grade)
Single-Lane 		2015 Open September 2015. ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States 		Yelm Hwy. SE / Meridian Rd. SE
(46.98551, -122.74087) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://yelm-meridian-thurston.hub.arcgis.com/
Lacey, WA
Thurston Co.
United States 		Meridian Rd. / Orion Dr.
(47.06890, -122.74140) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.1661 		Other (At-Grade)
Single-Lane 		2002 Opened October 2002. Functional Class: Collector ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver
Canada 		3A Ave. / 172 St.
(49.00848, -122.74635) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.0000 		Other (At-Grade)
Single-Lane 		2012
Coquitlam, BC
Greater Vancouver
Canada 		Soball St. / Gislason Ave.
(49.28930, -122.75026) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.0000 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2009-2011).
Bremerton, WA
Kitsap Co.
United States 		Cross SKIA Connector / Harry Earl Rd.
(47.50340, -122.75060) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.2730 		Other (At-Grade)
Single-Lane 		2010 September 2010. ICD estimated from Google Maps linework.
Blaine, WA
Whatcom Co.
United States 		I-5 NB Ramps / D St. / 2nd St.
(48.99810, -122.75140) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.6939 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 May 2010. ICD estimated from Google Maps linework.
Gorst, WA
Kitsap Co.
United States 		SR 3 / Airport Way SW
(47.50426, -122.75160) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2021 Elliptical shaped. ICD = 135 ft x 125 ft. Year Completed estimated (2020-2021).
Lacey, WA
Thurston Co.
United States 		Willamette Dr. NE / 31st Ave. NE
(47.07789, -122.75228) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.9205 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 Open October 2015. ICD estimated from Google Maps linework.
Blaine, WA
Whatcom Co.
United States 		I-5 SB Ramps / Peace Portal Dr. / Marine Dr.
(48.99723, -122.75250) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		4 Approaches
0 Driveways
26.6422 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 May 2010. Roundabout is ~200 ft from railroad crossing. ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States 		Marvin Rd. SE / Lake Forest Dr. SE / Oakwood St. SE
(47.01411, -122.75428) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019
Woodland, WA
Cowlitz Co.
United States 		Dike Access Rd. / I-5 NB Ramps
(45.92780, -122.75522) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Raindrop shaped. December 2010.
Seabeck, WA
Kitsap Co.
United States 		Seabeck Hwy NW / NW Holly Rd.
(47.60901, -122.75692) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2015 Open October 2015.
Woodland, WA
Cowlitz Co.
United States 		Dike Access Rd. / I-5 SB Ramps
(45.92699, -122.75780) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 December 2010.
Surrey, BC
Greater Vancouver Regional District
Canada 		8 Ave. / Hwy 99 NB Ramps
(49.01694, -122.75800) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.4645 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Woodland, WA
Cowlitz Co.
United States 		Dike Access Rd. / Schurman Way / (parking)
(45.92664, -122.75957) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2012
Lacey, WA
Thurston Co.
United States 		(unknown) / (unknown)
(47.04571, -122.76216) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2007 Serves Lacey Regional Athletic Center. July 2007.
Surrey, BC
Greater Vancouver Regional District
Canada 		King George Hwy / 8th Ave.
(49.01661, -122.76240) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.4647 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver
Canada 		25 Ave. / 166 St.
(49.04745, -122.76265) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2022
Lacey, WA
Thurston Co.
United States 		SR 510 (Marvin Rd.) / Pacific Ave.
(47.03941, -122.76480) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.5572 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Completed July 28, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Hogum Bay Rd. NE / Willamette Dr. NE
(47.06943, -122.76485) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.8601 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 ICD estimated from Google Maps linework.
Prince George, BC
Fraser-Fort George Region
Canada 		Cameron St. / N. Neechako Rd.
(53.92850, -122.76743) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.0000 		Other (At-Grade)
Single-Lane 		2009 Completed August 2009. http://www.city.pg.bc.ca/city_services/transportation/cameronstreetbridge/
Lacey, WA
Thurston Co.
United States 		Marvin Rd. NE / Main St. NE
(47.06709, -122.76828) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000 Roundabout installed, although cross street not initially constructed.
Lacey, WA
Thurston Co.
United States 		I-5 NB Off-Ramp / Galaxy Dr. / Quinault Dr.
(47.06127, -122.76890) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.5438 		Other (At-Grade)
Single-Lane 		2000 Completed November 1, 2000. 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 		Marvin Rd. / Britton Pkwy.
(47.06905, -122.77090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.3682 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000 Completed September 14, 2000. Functional Class: Arterial ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver Regional District
Canada 		King George Hwy / 14th St. (Ave.?)
(49.02746, -122.77110) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.7585 		Other (At-Grade)
Single-Lane 		2007 http://www.icbc.com/road_safety/road_improve_pu/surrey.asp ICD estimated from Google Maps linework.
Beaverton, OR
Washington Co.
United States 		SW 92nd Ave. / SW Allen Blvd.
(45.47149, -122.77200) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 RRFB at shared-use crossing on south leg serving Fanno Creek Trail. https://www.beavertonoregon.gov/718/CIP-3112---Allen-Blvd92nd-Ave-Shared-Use?contentId=2643d655-60c2-481d-bf75-2f33d242b523
Tualatin, OR
Washington Co.
United States 		(unknown)
(45.35135, -122.77261) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Surrey, BC
Greater Vancouver
Canada 		160 St. / 82 Ave.
(49.15184, -122.77886) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
17.1855 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Mullen Rd. SE / Carpenter Rd. SE
(47.00464, -122.77990) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2021-2022).
Wilsonville, OR
Clackamas Co.
United States 		SW Boeckman Rd. / SW Kinsman Rd.
(45.31738, -122.77993) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
41.1515 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Marvin Rd. / Hawks Prairie Rd.
(47.08312, -122.78070) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.6509 		Other (At-Grade)
Single-Lane 		2002 Constructed September 14, 2002. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States 		Marvin Rd. NE / 41st Ave. NE
(47.09046, -122.78075) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2014
Surrey, BC
Greater Vancouver
Canada 		108 Ave. / 158 St. / 157A St.
(49.19886, -122.78424) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.0000 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2006-2007).
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.
Wilsonville, OR
Clackamas Co.
United States 		SW Barber St. / Brown Rd.
(45.30865, -122.78620) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.3179 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Wilsonville, OR
Clackamas Co.
United States 		SW Carinthia Circle
(45.31150, -122.78783) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Wilsonville, OR
Clackamas Co.
United States 		SW Boeckman Rd. / Tooze Rd.
(45.31616, -122.78790) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.3126 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver
Canada 		108 Ave. / 156 St.
(49.19885, -122.78978) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.0000 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2015-2016).
Surrey, BC
Greater Vancouver
Canada 		156 St. / 82 Ave.
(49.15186, -122.79010) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.0913 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Wilsonville, OR
Clackamas Co.
United States 		SW Barber St. / Costa Cir. / 110th Ave.
(45.30843, -122.79090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1580 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Wilsonville, OR
Clackamas Co.
United States 		SW Villebois Dr. / SW Costa Cir.
(45.31264, -122.79111) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.5145 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Port Townsend, WA
Jefferson Co.
United States 		SR 20 (Sims Way) / Thomas St.
(48.10333, -122.79891) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2010 July 2010.
Wilsonville, OR
Clackamas Co.
United States 		SW Grahams Ferry Rd. / SW Barber St.
(45.31273, -122.80170) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
26.0368 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Wilsonville, OR
Clackamas Co.
United States 		SW Alta Ln. / SW Alta Ct.
(45.30418, -122.80186) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Belfair, WA
Mason Co.
United States 		SR 3 / Log Yard Rd.
(47.46778, -122.80455) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020 Central island truck apron and external truck aprons for long trucks making turns. Year Completed estimated (2018-2021).
Port Townsend, WA
Jefferson Co.
United States 		SR 20 (Sims Way) / Howard St. / Evans Vista
(48.10260, -122.80500) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2010 April 2010.
Pemberton, BC
Pemberton Valley
Canada 		Portage Rd. / Aspen Blvd.
(50.32201, -122.80508) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signal/Beacon 		3 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane
Port Townsend, WA
Jefferson Co.
United States 		Discovery Rd. / Rainier St. / Howard St.
(48.10787, -122.80624) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.4820 		Other (At-Grade)
Single-Lane 		2017 Two-way separated bike path along east side. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Pacific Ave. / Lacey Blvd. / Lacey St. / Homann Dr.
(47.03677, -122.80630) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
53.7220 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Completed September 16, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
Beaverton, OR
Washington Co.
United States 		SW Hart Rd. / Sorrento Rd. / Juniper Terr.
(45.46680, -122.80880) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.1283 		Other (At-Grade)
Single-Lane 		Functional Class: Collector. Pedestrian ramps into circulatory roadway. ICD estimated from Google Maps linework.
Windsor, CA
Sonoma Co.
United States 		Old Redwood Hwy / Market St
(38.54956, -122.81353) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.5598 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
King City, OR
Washington Co.
United States 		SW Fischer Rd. / SW 136th Ave.
(45.39676, -122.81642) 		Other
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Windsor, CA
Sonoma Co.
United States 		Old Redwood Hwy / Windsor Rd
(38.55271, -122.81661) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.7562 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Windsor, CA
Sonoma Co.
United States 		Windsor River Rd. / Windsor Rd.
(38.54725, -122.81687) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling all approaches) 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 Rail line through central island.
Lacey, WA
Thurston Co.
United States 		Parkside Dr. SE / 53rd St. SE
(47.00040, -122.81703) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2009).
Surrey, BC
Greater Vancouver
Canada 		20 Ave. / Rotary Way / (parking lot)
(49.03845, -122.81781) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9690 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
White City, OR
Jackson Co.
United States 		OR 140 / Atlantic Ave. / Foothill Rd.
(42.42259, -122.81859) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2020 https://content.govdelivery.com/accounts/ORDOT/bulletins/2a5a500
Lacey, WA
Thurston Co.
United States 		Rainier Rd. SE / SE Balustrade Blvd.
(46.98697, -122.82220) 		Roundabout
Existing 		All-Way Yield
Active Pedestrian Warning (flashing yellow) 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2005 September 2005. Horizon Pointe subdivision. Serves as primary access to Horizon Pointe Elementary School.
Lacey, WA
Thurston Co.
United States 		College St. / 45th Ave.
(47.00710, -122.82310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.0923 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Completed November 6, 2002. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		22nd Ave. SE / College St. SE
(47.02744, -122.82321) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2020 https://www.theolympian.com/news/local/article245417580.html
Sherwood, OR
Washington Co.
United States 		SW Oregon St. / SW Murdock Rd.
(45.36060, -122.82520) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.5120 		Other (At-Grade)
Single-Lane 		2002 Completed November 2002. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Pacific Ave. / Golf Club Rd. / Lacey Blvd.
(47.03786, -122.82860) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
61.8604 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Completed July 22, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
Sherwood, OR
Washington Co.
United States 		Langer Farms Pkwy. / Century Dr.
(45.36454, -122.83630) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.3477 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Opened November 2011 ICD estimated from Google Maps linework.
Beaverton, OR
Washington Co.
United States 		SW Teal Blvd. / SW 155th Ave. / SW Nutcracker Ct.
(45.44060, -122.83760) 		Other
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
37.7099 		Other (At-Grade)
Single-Lane 		Characteristics of a roundabout, but yield signs replaced with stop signs in 1998. ICD estimated from Google Maps linework.
Sherwood, OR
Washington Co.
United States 		SW Oregon St. / SW 1st St. / SW Ash St.
(45.35781, -122.83924) 		Other
Existing 		Uncontrolled
Unknown 		4 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Olympia, WA
Thurston Co.
United States 		Chehalis Western Trl. / Woodland Trl.
(47.03914, -122.83937) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.2400 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2015 Bicycle trail to bicycle trail only roundabout.
Port Moody, BC
Greater Vancouver
Canada 		David Ave. / Hertage Mountain Blvd. / (school access)
(49.29850, -122.84327) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.5960 		Other (At-Grade)
Single-Lane 		2003 http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf ICD estimated from Google Maps linework.