City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Azusa,
CA Los Angeles Co. United States |
The Promenade / (unknown) (34.13805, -117.89310) |
Other Existing |
Unknown None |
3 Approaches 0 Driveways 34.5986 |
Other (At-Grade) Single-Lane |
2008 | ICD estimated from Google Maps linework. |
West Valley,
UT Salt Lake Co. United States |
Lake Park Blvd. / Daybury Dr. (40.71107, -112.02180) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | |
West Valley,
UT Salt Lake Co. United States |
Lake Park Blvd. / Highbury Pkwy. (40.71235, -112.01350) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | |
West Valley,
UT Salt Lake Co. United States |
Lake Park Blvd. / S 4800 W (40.71236, -112.00900) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 52.5070 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | ICD estimated from Google Maps linework. |
West Valley,
UT Salt Lake Co. United States |
Daybury Dr. / Highbury Pkwy. (40.70805, -112.02010) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Single-Lane |
2008 | |
West Jordan,
UT Salt Lake Co. United States |
4800 W / 7600 S (40.61269, -112.00540) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.8260 |
Other (At-Grade) Single-Lane |
2008 | Fourth leg added. Previously controlled by one-way stop ICD estimated from Google Maps linework. |
Rome,
NY Oneida Co. United States |
SR 825 / Ellsworth Rd. (43.21731, -75.41796) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 55.7044 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Constructed in old air force base. ICD estimated from Google Maps linework. |
Corning,
NY Steuben Co. United States |
Robert Dann Blvd. / Aurene Dr. / Creekside Dr. (42.16506, -77.11484) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.7216 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Access permits for research and development plant. ICD estimated from Google Maps linework. |
San Clemente,
CA Orange Co. United States |
Calle Las Bolsa / Boca de la Playa (33.43215, -117.63000) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 22.9244 |
Other (At-Grade) Single-Lane |
2006 | Functional Class: Local ICD estimated from Google Maps linework. |
Dover,
DE Kent Co. United States |
Mifflin Rd. / Woodmill Dr. (39.15527, -75.55831) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2005 | Painted splitter islands. |
Redmond,
WA King Co. United States |
Eastridge Dr. NE / 244th Pl. NE (47.68499, -122.01300) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 16.8846 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2014 | Open July 2014. ICD estimated from Google Maps linework. |
Cheektowaga,
NY Erie Co. United States |
Harlem Rd. / Cleveland Dr. (42.94493, -78.78408) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.5872 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | ICD estimated from Google Maps linework. |
Round Lake,
NY Saratoga Co. United States |
Rte. 9-Rte. 67 / Round Lake Bypass (42.94849, -73.78979) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 52.4525 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | ICD estimated from Google Maps linework. |
Lackawanna,
NY Erie Co. United States |
McKinley Pkwy. / Dorrance Ave. / Vincent Ave. (42.83200, -78.81520) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 30.6551 |
Other (At-Grade) Single-Lane |
2010 | Restriped as single-lane roundabout. ICD estimated from Google Maps linework. |
Lackawanna,
NY Erie Co. United States |
Dorrance Ave. / S. Shore Blvd. / Ward Ct. (42.83199, -78.80859) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0345 |
Other (At-Grade) Single-Lane |
2010 | Restriped as single-lane roundabout. ICD estimated from Google Maps linework. |
Casper,
WY Natrona Co. United States |
Centennial Hills Blvd. / Waterford St. (42.83014, -106.26682) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2005 | Year Completed estimated (2004-2006). South leg added 2009-2012. |
Cheyenne,
WY Laramie Co. United States |
High Plains Rd. / I-25 SB Ramps (41.06202, -104.87730) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.4293 |
Freeway Ramps (Grade-Separated) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
Cheyenne,
WY Laramie Co. United States |
High Plains Rd. / I-25 NB Ramps (41.06046, -104.87620) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 55.8337 |
Freeway Ramps (Grade-Separated) Single-Lane |
2010 | Only 3 of the 5 approaches are currently in service. One is under construction for the new Southeast Wyoming Welcome Center. The last is a future extension of High Plains to the east. ICD estimated from Google Maps linework. |
Cheyenne,
WY Laramie Co. United States |
Snyder Ave. / Allison Rd. (41.11004, -104.81910) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 1 Driveways 27.8958 |
Other (At-Grade) Single-Lane |
2008 | South High School is on south leg. Functional Class: Collector ICD estimated from Google Maps linework. |
Cheyenne,
WY Laramie Co. United States |
H.R. Ranch Rd. / Judy Lee Dr. (41.12408, -104.73770) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.6892 |
Other (At-Grade) Single-Lane |
2008 | Functional Class: Collector ICD estimated from Google Maps linework. |
Cheyenne,
WY Laramie Co. United States |
Vandehei Ave. / I-25 NB Ramps / Hynds Blvd. (41.18365, -104.83710) |
Roundabout Existing |
All-Way Yield None |
6 Approaches 0 Driveways 46.7405 |
Freeway Ramps (Grade-Separated) Single-Lane |
2011 | Previously controlled by one-way stop ICD estimated from Google Maps linework. |
Cheyenne,
WY Laramie Co. United States |
Vandehei Ave. / I-25 SB Ramps / Bishop Blvd. (41.18365, -104.83900) |
Roundabout Existing |
All-Way Yield None |
6 Approaches 0 Driveways 44.9428 |
Freeway Ramps (Grade-Separated) Single-Lane |
2011 | Previously controlled by one-way stop ICD estimated from Google Maps linework. |
Batavia,
NY Genesee Co. United States |
Rte 33 / Rte 98 (42.99869, -78.19249) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.1808 |
Other (At-Grade) Single-Lane |
2010 | ICD estimated from Google Maps linework. |
Chatham,
NY Columbia Co. United States |
Rte 66 / Rte 295 (42.36392, -73.59497) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.9441 |
Other (At-Grade) Single-Lane |
2009 | Small single-laner in village setting. ICD estimated from Google Maps linework. |
Ithaca,
NY Tompkins Co. United States |
Spencer St. / Elmira Rd. / Park St. / Albany St. (42.43167, -76.50152) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 34.3790 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Greenwich,
NY Washington Co. United States |
Rte 29 / Rte 40 (43.10361, -73.51842) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.3681 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Plattsburgh,
NY Clinton Co. United States |
Rte 9 / New York Rd. / Vermont St. (44.68128, -73.44769) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.3649 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Liberty,
NY Sullivan Co. United States |
Rte 17 SB Ramps / Rte 52 (41.79303, -74.73518) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.9463 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Maps linework. |
Liberty,
NY Sullivan Co. United States |
Rte 52 / Rte 55 (41.79688, -74.74020) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.2731 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Maps linework. |
Cortlandt Manor,
NY Northern Westchester Co. United States |
Oregon Rd. / Jay Rd. / Westbrook Ct. (41.32445, -73.88305) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 30.4953 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Maps linework. |
Mount Vernon,
NY Westchester Co. United States |
Lincoln Ave. / Gramatan Ave. (40.91744, -73.83753) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.1000 |
Other (At-Grade) Single-Lane |
2006 | Central island has fountain and music ICD estimated from Google Maps linework. |
Caledonia,
NY Livingston Co. United States |
Rte 5 / Rte 383 (42.97311, -77.85300) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.0896 |
Other (At-Grade) Single-Lane |
2005 | Resigned and restriped traffic circle. Previously controlled by circle ICD estimated from Google Maps linework. |
Stony Brook,
NY Suffolk Co. United States |
S. Loop Rd. / Marburger Dr. (40.90982, -73.12318) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.1041 |
Other (At-Grade) Single-Lane |
2006 | On college campus roadway. ICD estimated from Google Maps linework. |
Westchester,
NY Westchester Co. United States |
Airport Rd. / Rye Lake Rd. (41.07284, -73.70593) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.5131 |
Other (At-Grade) Single-Lane |
2006 | Access to airport. ICD estimated from Google Maps linework. |
Westhampton Beach,
NY Suffolk Co. United States |
Potunk Ln. / Oak St. / School St. / Brook Rd. / Mill Rd. (40.81412, -72.64636) |
Roundabout Existing |
All-Way Yield None |
6 Approaches 0 Driveways 39.7720 |
Other (At-Grade) Single-Lane |
2006 | Oval shape. ICD estimated from Google Maps linework. |
Poughkeepsie,
NY Dutchess Co. United States |
Rte 376 / Vassar Lake Dr. (41.68654, -73.89823) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 18.7303 |
Other (At-Grade) Single-Lane |
2006 | Near Vassar College ICD estimated from Google Maps linework. |
Poughkeepsie,
NY Dutchess Co. United States |
Rte 376 / College Ave. (41.68975, -73.89973) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 26.7562 |
Other (At-Grade) Single-Lane |
2006 | Near Vassar College ICD estimated from Google Maps linework. |
Poughkeepsie,
NY Dutchess Co. United States |
Rte 376 / Collegeview Ave. (41.69179, -73.90046) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.3227 |
Other (At-Grade) Single-Lane |
2008 | Near Vassar College ICD estimated from Google Maps linework. |
Glens Falls,
NY Warren Co. United States |
Rte 9 / Rte 9L / Hudson St. (43.30951, -73.64399) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2007 | Urban, downtown environment. Symbolic black-on-orange 540-degree turn sign for trucks to make right turn around central island from south leg to southeast leg. |
Niagara Falls,
NY Niagara Co. United States |
Rainbow Blvd. / 1st St. (43.08466, -79.06161) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.2741 |
Other (At-Grade) Single-Lane |
2007 | ICD estimated from Google Maps linework. |
East Aurora,
NY Erie Co. United States |
Rte 20A / Rte 78 (42.76773, -78.62917) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2009 | Converted from rotary. |
Cheektowaga,
NY Erie Co. United States |
Harlem Rd. / Kensington Rd. / Lexington Ter. (42.95023, -78.78391) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.7223 |
Other (At-Grade) Single-Lane |
2008 | Closely spaced roundabouts 100 feet apart. ICD estimated from Google Maps linework. |
Cheektowaga,
NY Erie Co. United States |
Harlem Rd. / Kensington Rd. / Wehrle Dr. (42.94968, -78.78409) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.0870 |
Other (At-Grade) Single-Lane |
2008 | Closely spaced roundabouts 100 feet apart. ICD estimated from Google Maps linework. |
Irondequoit,
NY Monroe Co. United States |
Rte 590 / Titus Ave. (43.21195, -77.54978) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.3001 |
Other (At-Grade) Single-Lane |
2010 | Series of 4 roundabouts. ICD estimated from Google Maps linework. |
Irondequoit,
NY Monroe Co. United States |
Rte 590 / Seneca Rd. (43.21642, -77.54655) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.2973 |
Other (At-Grade) Single-Lane |
2010 | Series of 4 roundabouts. ICD estimated from Google Maps linework. |
Irondequoit,
NY Monroe Co. United States |
Rte 590 / Point Pleasant Rd. (43.22389, -77.54493) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.2926 |
Other (At-Grade) Single-Lane |
2010 | Series of 4 roundabouts. ICD estimated from Google Maps linework. |
Irondequoit,
NY Monroe Co. United States |
Rte 590 / Durand Blvd. (43.22728, -77.54431) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5500 |
Other (At-Grade) Single-Lane |
2010 | Series of 4 roundabouts. ICD estimated from Google Maps linework. |
Rochester,
NY Monroe Co. United States |
Plymouth Ave. / Ford St. (43.14373, -77.61810) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2005 | Raised crosswalks on southwest and southeast legs (added 2017-2021). Year Completed estimated (2005-2006). |
Bainbridge,
NY Chenango Co. United States |
Rte 206 / CR 39 (42.29073, -75.47471) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5727 |
Other (At-Grade) Single-Lane |
2007 | ICD estimated from Google Maps linework. |
Latham,
NY Albany Co. United States |
Old Wolf Rd. / Old Niskayuna Rd. (42.73882, -73.79072) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.8241 |
Other (At-Grade) Single-Lane |
2008 | ICD estimated from Google Maps linework. |
North Providence,
RI Providence Co. United States |
US 44 / Centerdale Bypass (41.85703, -71.48295) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.2447 |
Other (At-Grade) Single-Lane |
2002 | ICD estimated from Google Maps linework. |
Lincoln,
RI Providence Co. United States |
Twin River Rd. / (unknown) (41.89224, -71.45074) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 47.1202 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | 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. |
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. |
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. |
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. |
Burlington,
WA Skagit Co. United States |
N Burlington Blvd. / (parking) (48.48060, -122.33544) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | October 2008. Entrance to high school. |
Burlington,
WA Skagit Co. United States |
SR 11 (Chuckanut Dr.) / I-5 SB Ramps / Josh Wilson Rd. (48.48585, -122.33867) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
2010 | Right-turn-only lanes on east and west legs. Replaced two T-intersections. September 2010. |
Burlington,
WA Skagit Co. United States |
SR 11 (Chuckanut Dr.) / I-5 NB Ramps / Old Hwy 99 (48.48359, -122.33559) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
2010 | October 2010. Right-turn-only lanes on south and east legs. Merging right-turn-bypass lane on west leg. |
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. |
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. |
Deer Park,
WA Spokane Co. United States |
S Main St. / W H St. / E H St. (47.94695, -117.47693) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2010 | October 2010. Broke ground July 26, 2010. |
Deer Park,
WA Spokane Co. United States |
E Crawford Ave. / Weber Rd. (47.95444, -117.45384) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2009 | September 2009. |
Federal Way,
WA King Co. 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. |
Gig Harbor,
WA Thurston Co. United States |
Harbor Hill Dr. / (parking) (47.35845, -122.60116) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | January 2008. |
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. |
Lake Stevens,
WA Snohomish Co. United States |
(unknown) (48.01194, -122.04305) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2009 | Entrance to Lake Stevens Community Park. January 2009. |
Lynnwood,
WA Snohomish Co. United States |
Ash Way / 18th Ave. SW (47.85489, -122.25737) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2009 | October 2009. |
Maple Valley,
WA King Co. United States |
Witte Rd. SE / SE 248th St. (47.37966, -122.04813) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2011 | January 2011. |
Monroe,
WA Snohomish Co. United States |
Country Crescent SE / County Crescent SE (47.86547, -121.96140) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2002 | July 2002. |
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. |
North Bend,
WA King Co. United States |
E North Bend Way / SE Cedar Falls Way / (parking) (47.49096, -121.77876) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2008 | August 2008. |
Olympia,
WA Thurston Co. United States |
Capitol Way N / Market St. NE / Corky Ave. NW / (parking) (47.05005, -122.90244) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
1995 | Painted splitter islands. June 1995. |
Olympia,
WA Thurston Co. United States |
Boulevard Rd. SE / Log Cabin Rd. SE (47.01433, -122.86520) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.0870 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Opened November 2009. Left-turn only lanes on north and south legs with spiralling. ICD estimated from Google Maps linework. |
Olympia,
WA Thurston Co. United States |
Yelm Hwy SE / Brassfield Rd. SE (47.00372, -122.87309) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2011 | May 2011. |
Olympia,
WA Thurston Co. United States |
18th Ave. SE / Fones Rd. SE (47.03250, -122.84697) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2010 | Double-right turn on north leg. October 2010. |
Olympia,
WA Thurston Co. United States |
18th Ave. SE / Hoffman Rd. SE / Ontario St. SE (47.03250, -122.84959) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.8175 |
Other (At-Grade) Single-Lane |
2010 | Opened October 2010. ICD estimated from Google Maps linework. |
Redmond,
WA King Co. United States |
Eastridge Dr. NE / NE Cedar Park Crescent (47.69141, -122.01690) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2012 | |
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. |
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. |
Puyallup,
WA Pierce Co. United States |
15th Ave. SE / 3rd St. SE (47.17741, -122.29100) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2010 | June 2010. |
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. |
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. |
Richland,
WA Benton Co. United States |
Lee Blvd. / The Parkway (46.27484, -119.27433) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Single-Lane |
2002 | No splitter islands on north and south legs. Year Completed estimated (1996-2003). |
Sedro-Woolley,
WA Skagit Co. United States |
SR 9-SR 20 (Cascade Loop) / Patrick St. / Skagit Way (48.51051, -122.24156) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2009 | Elliptical shaped. ICD = 120 ft x 105 ft. August 2009. ICD estimated from Google Maps linework. |
Selah,
WA Yakima Co. United States |
Gore Rd. / Selah Loop Rd. (46.67943, -120.53061) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2008 | August 2008. Replaced triangle intersection. |
Sequim,
WA Clallam Co. United States |
W Washington St. / S 9th Ave. (48.07909, -123.12400) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2007 | May 2007. |
Snoqualmie,
WA King Co. United States |
North Bend Way / (Snoqualmie Casino entrance) (47.51671, -121.84100) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | Through bypass lane on west leg. October 2008. ICD estimated from Google Maps linework. |
Spokane,
WA Spokane Co. United States |
W Pacific Ave. / S Cannon St. (47.65555, -117.44160) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2006 | No splitter islands on north and south legs. Pedestrian crossings within circulatory roadway. April 2006. |
Spokane Valley,
WA Spokane Co. United States |
E Montgomery Dr. / E Mansfield Ave. (47.67753, -117.24790) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2009 | April 2009. |
Spokane Valley,
WA Spokane Co. United States |
Flora Rd. / E Mission Ave. / E Indiana Pkwy. - E Mission Pkwy. (47.67154, -117.17516) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2010 | E Indiana Pkwy is west leg entrance; E Mission Pkwy is west leg exit. November 2010. |
Tumwater,
WA Thurston Co. United States |
Littlerock Rd. SW / Tumwater Blvd. SW (46.98283, -122.93544) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2009 | July 2009. |
Tumwater,
WA Thurston Co. United States |
Littlerock Rd. SW / Israel Rd. SW / 70th Ave. SW (46.98554, -122.93236) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2009 | October 2009. |
Tumwater,
WA Thurston Co. United States |
Littlerock Rd. SW / Odegard Rd. SW (46.98985, -122.92650) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2010 | June 2010. |
Tumwater,
WA Thurston Co. United States |
Littlerock Rd. SW / Kingswood Dr. SW (46.99435, -122.92190) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2010 | September 2010. |
Vancouver,
WA Clark Co. United States |
NE 10th Ave. / NE 136th St. / Clark Ave. (45.71980, -122.66037) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2011 | Clark Ave. is one way exit. May 2011. |
Walla Walla,
WA Walla Walla Co. United States |
Myra Rd. / W Pine St. / Heritage Rd. (46.06841, -118.36972) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | December 2008. |
Walla Walla,
WA Walla Walla Co. United States |
Myra Rd. / SR 12 EB Ramps (46.06933, -118.36979) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
2010 | Raindrop shaped. July 2010. ICD estimated from Google Maps linework. |
Walla Walla,
WA Walla Walla Co. United States |
Myra Rd. / SR 12 WB Ramps (46.07040, -118.36987) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.1000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2010 | Raindrop shaped. July 2010. |