Roundabouts Database

29411 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Port St Lucie, FL
St. Lucie Co.
United States 		SE Southbend Blvd. / SE Floresta Dr / SE Oaklyn St. / SE Oakridge Dr.
(27.26465, -80.33591) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		Painted splitter island on north leg. Painted spirals in circulatory roadway. Merging right-turn bypass lane for south-to-east movement. Merging lane on south exit fed from shared left-through-right lane. Year Completed estimated (2012-2014).
Port Orchard, WA
Kitsap Co.
United States 		SE Salmonberry Rd. / Jackson Ave. SE
(47.51207, -122.60994) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2021 https://kitsap-county-projects-pages-kitcowa.hub.arcgis.com/pages/jackson-and-salmonberry-roundabout
Port Salerno, FL
Martin Co.
United States 		SE Salerno Rd. / SE Martin Meadows Ave. / (unknown) / (unknown)
(27.13707, -80.21922) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
38.2628 		Other (At-Grade)
Single-Lane 		2009 Long oval. ICD estimated from Google Maps linework.
Hobe Sound, FL
Martin Co.
United States 		SE Retreat Dr. / SE Seabranch Blvd. / SE El Dorado Way
(27.09890, -80.20718) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Hobe Sound, FL
Martin Co.
United States 		SE Retreat Dr. / SE Glacier Terrace
(27.09493, -80.20511) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Bartlesville, OK
Washington Co.
United States 		SE Price Rd / SE Silver Lake RD
(36.71354, -95.95329) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1688 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Washougal, WA
Clark Co.
United States 		SE Port St. / Front St.
(45.58009, -122.37780) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.4214 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Washougal, WA
Clark Co.
United States 		SE Port St. / C St.
(45.58099, -122.37780) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.2878 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Stuart, FL
Martin Co.
United States 		SE Pomeroy St. / SE Pennington St.
(27.14684, -80.24643) 		Other
Unknown 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Hobe Sound, FL
Martin Co.
United States 		SE Palm Hammock Ln. / SE Double Tree Dr.
(27.10188, -80.20331) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Homestead, FL
Miami-Dade Co.
United States 		SE Palm Dr. / SE 13th Ave
(25.44794, -80.45948) 		Other
Existing 		Other
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Stop control on circulatory roadway.
North Bend, WA
King Co.
United States 		SE North Bend Way / 436th Ave. SE
(47.48132, -121.75803) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021
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
Bend, OR
Deschutes Co.
United States 		SE Murphy Rd. / Country Club Dr.
(44.01872, -121.30375) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Newport, OR
Lincoln Co.
United States 		SE Marine Science Dr. / Hatfield Marine Science Center entrance / (parking lot)
(44.62304, -124.04677) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.0530 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE Ladd Circle
(45.50850, -122.64940) 		Other
Existing 		Unknown
None 		0 Approaches
0 Driveways
92.0689 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE Ladd Ave. / SE Palm St.
(45.51025, -122.65144) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
40.1743 		Other (At-Grade)
Single-Lane 		1993 Completed 11/8/1993. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE Ladd Ave. / SE Lavender St.
(45.50686, -122.64744) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
24.2734 		Other (At-Grade)
Single-Lane 		1983 Completed 11/8/1983. ICD estimated from Google Maps linework.
Sammamish, WA
King Co.
United States 		SE Issaquah-Fall City Rd. / Klahanie Dr. SE / 252nd Ave. SE
(47.56365, -122.00398) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021 https://connect.sammamish.us/ifcr-project-look-ahead?category=11%2F5%2F19&tool=news_feed
Sammamish, WA
King Co.
United States 		SE Issaquah-Beaver Lake Rd. / 256th Ave. SE / E Beaver Lake Dr. SE
(47.57849, -121.99831) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2019-2020).
Sammamish, WA
King Co.
United States 		SE Issaquah Fall City Rd. / 247th Pl. SE
(47.56108, -122.00948) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021 https://connect.sammamish.us/ifcr-project-look-ahead?category=11%2F5%2F19&tool=news_feed
Madras, OR
Jefferson Co.
United States 		SE Grizzly Rd. / SE J St. / SE City View Rd. / (future leg)
(44.62504, -121.10943) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
54.4017 		Other (At-Grade)
Single-Lane 		2007 Sized for conversion to ultimate double-lane. Bear sculpture in central island. ICD estimated from Google Maps linework.
Port St Lucie, FL
St. Lucie Co.
United States 		SE Floresta Dr. / SE Thanksgiving Ave.
(27.27564, -80.33197) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2022 https://www.cityofpsl.com/government/departments/public-works/projects/floresta-drive-improvement-project (picture in the Phase I Photos).
Hobe Sound, FL
Martin Co.
United States 		SE Double Tree Dr. / SE Fazio Dr.
(27.10332, -80.19313) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Stuart, FL
Martin Co.
United States 		SE Devenwood Way / SE Magellan Ln.
(27.11547, -80.19097) 		Other
Existing 		Other
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Stop control on circulatory roadway.
Gainesville, FL
Alachua Co.
United States 		SE Depot Ave. / SE 4th St.
(29.64506, -82.32145) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.1400 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2007-2010). ICD estimated from Google Maps linework.
Port Salerno, FL
Martin Co.
United States 		SE Crooked Oak Ave. / SE Heritage Blvd.
(27.11329, -80.17544) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Port St Lucie, FL
St. Lucie Co.
United States 		SE Courances Dr. / (unknown)
(27.21123, -80.31579) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2016
Madras, OR
Jefferson Co.
United States 		SE City View St. / SE Yarrow Ave. / (future leg)
(44.63084, -121.10905) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.3963 		Other (At-Grade)
Single-Lane 		2007 Sized for conversion to ultimate double-lane. Raptor sculpture in central island. ICD estimated from Google Maps linework.
Hillsboro, OR
Washington Co.
United States 		SE Century Blvd. / SE Kinnaman St.
(45.48857, -122.91262) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2024
Portland, OR
Multnomah Co.
United States 		SE Bybee Blvd. / (SE 37th Ave.)
(45.47243, -122.62440) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		2 Approaches
0 Driveways
20.1003 		Other (At-Grade)
Single-Lane 		1992 Completed 10/6/1992. ICD estimated from Google Maps linework.
Camas, WA
Clark Co.
United States 		SE Brady Rd. / Columbia Palisades Dr.
(45.58617, -122.47084) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2018
Port St Lucie, FL
St. Lucie Co.
United States 		SE Becker Rd / SE Mosaic Blvd. / SE Ranch Oak Cir.
(27.20923, -80.30000) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2021
Hobe Sound, FL
Martin Co.
United States 		SE Bay Cedar Cir. / SE Preserve Trace
(27.11011, -80.18998) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on two legs.
Black Diamond, WA
King Co.
United States 		SE Auburn Black Diamond Rd. / Ten Trails Pkwy. SE
(47.31106, -122.03510) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.4528 		Other (At-Grade)
Single-Lane 		2019 North leg added 2021-2022.
Black Diamond, WA
King Co.
United States 		SE Auburn Black Diamond Rd. / Roberts Dr. / Lake Sawyer Rd. SE
(47.31151, -122.02996) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
33.2005 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States 		SE 9th St. / SE Wilson Ave.
(44.04427, -121.29282) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2022 Elliptical shaped. ICD = 125 ft x 120 ft. Separated bike lane (protected bike lane) around perimeter. At-grade rail crossing approximately 320 ft west of roundabout. https://www.bendbulletin.com/localstate/new-roundabout-opens-on-wilson-avenue-in-bend/article_c40fdf0e-f8cf-11ec-b079-670031a8f5b8.html
Gainesville, FL
Alachua Co.
United States 		SE 7th St. / SE 7th Ave. / SE Depot Ave.
(29.64579, -82.31793) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.4437 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Gainesville, FL
Alachua Co.
United States 		SE 7th St. / SE 4th Ave.
(29.64824, -82.31792) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-Lane 		1992 Pedestrian crossings within circulatory roadway. Completed April 1992.
Issaquah, WA
King Co.
United States 		SE 62nd St. / Lake Dr. / Pickering Pl.
(47.54599, -122.04930) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
22.5728 		Other (At-Grade)
Single-Lane 		2019 https://www.youtube.com/watch?v=FGdBuaAZqVU. https://www.issaquahwa.gov/62. ICD estimated from Google Maps linework.
Issaquah, WA
King Co.
United States 		SE 62nd St. / 221st Pl. SE / 4th Ave. NW
(47.54682, -122.04277) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.2155 		Other (At-Grade)
Single-Lane 		2019 https://www.youtube.com/watch?v=FGdBuaAZqVU. https://www.issaquahwa.gov/62. ICD estimated from Google Maps linework.
Boca Raton, FL
Palm Beach Co.
United States 		SE 5th Ave. / SE 3rd St.
(26.34535, -80.07758) 		Other
Existing 		Other
Unknown 		3 Approaches
0 Driveways
28.8976 		Other (At-Grade)
Single-Lane 		1998 Previously controlled by circle ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 58th Ave. / SE Woodward St.
(45.50140, -122.60310) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		1988 Completed 10/27/1998.
Portland, OR
Multnomah Co.
United States 		SE 58th Ave. (S) / SE Lincoln St.
(45.50805, -122.60380) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
104.6245 		Other (At-Grade)
Single-Lane 		1990 Completed 5/8/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 56th Ave. / SE Woodward St.
(45.50140, -122.60500) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
43.5289 		Other (At-Grade)
Single-Lane 		1988 Completed 10/27/1998. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 55th Ave. (S) / SE Lincoln St.
(45.50804, -122.60610) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		1990 Completed 5/14/1990.
Portland, OR
Multnomah Co.
United States 		SE 55th Ave. (N) / SE Lincoln St.
(45.50806, -122.60650) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		1990 Completed 5/14/1990.
Portland, OR
Multnomah Co.
United States 		SE 51st Ave. / SE Lincoln St.
(45.50803, -122.61000) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
15.0659 		Other (At-Grade)
Single-Lane 		1990 Completed 4/23/1990. ICD estimated from Google Maps linework.
Sammamish, WA
King Co.
United States 		SE 4th St. / 224th Pl. SE
(47.60552, -122.03916) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.2128 		Other (At-Grade)
Single-Lane 		2020
Sammamish, WA
King Co.
United States 		SE 4th St. / 224th Ave. SE
(47.60553, -122.04091) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.6032 		Other (At-Grade)
Single-Lane 		2020
Sammamish, WA
King Co.
United States 		SE 4th St. / 222nd Pl. SE
(47.60554, -122.04307) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.8120 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020
Sammamish, WA
King Co.
United States 		SE 4th St. / 218th Ave. SE
(47.60555, -122.04899) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
21.9453 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020
Cape Coral, FL
Lee Co.
United States 		SE 47th Terr. / Vincennes Blvd.
(26.56374, -81.95014) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
22.4333 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 47th Ave. / SE Clinton St.
(45.50336, -122.61400) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
32.6456 		Other (At-Grade)
Single-Lane 		1990 Completed 4/25/1990. 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
Portland, OR
Multnomah Co.
United States 		SE 46th Ave. / SE Lincoln St.
(45.50802, -122.61510) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
35.1539 		Other (At-Grade)
Single-Lane 		1990 Completed 4/23/1990. ICD estimated from Google Maps linework.
Topeka, KS
Shawnee Co.
United States 		SE 45th St. / SE California Ave.
(38.98616, -95.65162) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
64.0077 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2014 Painted spirals next to central island. Year Completed estimated (2014-2015).
Berryton, KS
Shawnee Co.
United States 		SE 45th St. / SE Berryton Rd. / SE West Edge Rd.
(38.98614, -95.63295) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2021 https://news.yahoo.com/e-45th-street-just-south-181226532.html
Portland, OR
Multnomah Co.
United States 		SE 45th Ave. / SE Clinton St.
(45.50336, -122.61610) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
87.0549 		Other (At-Grade)
Single-Lane 		1990 Completed 4/25/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 43rd Ave. / SE Lincoln St.
(45.50799, -122.61810) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
22.5989 		Other (At-Grade)
Single-Lane 		1990 Completed 4/23/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 41st Ave. / SE Harrison St.
(45.50878, -122.62020) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
80.3506 		Other (At-Grade)
Single-Lane 		1990 Completed 5/30/1990. 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.
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.
Topeka, KS
Shawnee Co.
United States 		SE 37th St. / SE California Ave.
(39.00069, -95.65168) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2017
Portland, OR
Multnomah Co.
United States 		SE 37th Ave. / SE Lincoln St.
(45.50806, -122.62570) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
15.0659 		Other (At-Grade)
Single-Lane 		1990 Completed 4/25/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 37th Ave. / SE Harrison St.
(45.50879, -122.62572) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
80.3506 		Other (At-Grade)
Single-Lane 		1990 Completed 9/14/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 36th Ave. / SE Clinton St.
(45.50337, -122.62630) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
40.1792 		Other (At-Grade)
Single-Lane 		1990 Completed 6/22/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 36th Ave. / SE Bybee Blvd.
(45.47241, -122.62621) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
56.9518 		Other (At-Grade)
Single-Lane 		1992 Completed 10/6/1992. ICD estimated from Google Maps linework.
Ocala, FL
Marion Co.
United States 		SE 35th Pl / SE 46th Ct.
(29.15223, -82.06992) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Portland, OR
Multnomah Co.
United States 		SE 34th Ave. / SE Gladstone St.
(45.49335, -122.62978) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
61.9539 		Other (At-Grade)
Single-Lane 		1996 Completed 10/17/1996. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 34th Ave. / SE Bybee Blvd.
(45.47319, -122.62826) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
81.2389 		Other (At-Grade)
Single-Lane 		1992 Completed 9/30/1992. ICD estimated from Google Maps linework.
Ocala, FL
Marion Co.
United States 		SE 32nd St. / SE 46th Ct.
(29.15615, -82.07027) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Portland, OR
Multnomah Co.
United States 		SE 32nd Ave. / SE Lincoln St.
(45.50825, -122.63270) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
12.5549 		Other (At-Grade)
Single-Lane 		1990 Completed 4/25/1990. ICD estimated from Google Maps linework.
Homestead, FL
Miami-Dade Co.
United States 		SE 31st Ct.
(25.44098, -80.45467) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Portland, OR
Multnomah Co.
United States 		SE 31st Ave. / SE Clinton St.
(45.50354, -122.63360) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
14.2301 		Other (At-Grade)
Single-Lane 		1990 Completed 6/22/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 30th Ave. / SE Grant St. (W)
(45.50679, -122.63472) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
14.2293 		Other (At-Grade)
Single-Lane 		1990 Completed 4/16/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 30th Ave. / SE Grant St. (E)
(45.50726, -122.63473) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
109.6480 		Other (At-Grade)
Single-Lane 		1990 Completed 4/16/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 30th Ave. / SE Gladstone St.
(45.49337, -122.63466) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
32.6514 		Other (At-Grade)
Single-Lane 		1996 Completed 10/17/1996. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 30th Ave. / SE Caruthers St.
(45.50550, -122.63470) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
78.6812 		Other (At-Grade)
Single-Lane 		1990 Completed 4/23/1990. ICD estimated from Google Maps linework.
Topeka, KS
Shawnee Co.
United States 		SE 28th Terrace / SE Beach Dr.
(39.01604, -95.61985) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2005-2006).
Ocala, FL
Marion Co.
United States 		SE 28th St. / SE 46th Ct.
(29.15979, -82.06999) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Homestead, FL
Miami-Dade Co.
United States 		SE 27th Terrace / SE 14th Ct.
(25.45611, -80.43482) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Homestead, FL
Miami-Dade Co.
United States 		SE 27th St. / SE 26th Ct. / SE 27th Ct.
(25.44550, -80.45690) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		No splitter islands on north and south legs. Concentric striped circulatory roadway.
Portland, OR
Multnomah Co.
United States 		SE 27th Ave. / SE Salmon St.
(45.51429, -122.63812) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
29.2916 		Other (At-Grade)
Single-Lane 		1982 Completed 2/16/1982. 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.
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.
Cape Coral, FL
Lee Co.
United States 		SE 24th Ave. / SE 9th St. / Birkdale Ave.
(26.63679, -81.92426) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.5541 		Other (At-Grade)
Single-Lane 		2002 Originally two stop-controlled, offset T-intersections. Now is a hotdog/racetrack-shaped roundabout. Date estimated. ICD estimated from Google Maps linework.
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.
Maple Valley, WA
King Co.
United States 		SE 240th Blvd. / 228th Ave. SE
(47.38734, -122.03723) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2018 Southwest leg stubbed. Year Completed estimated (2017-2018).
Portland, OR
Multnomah Co.
United States 		SE 23rd Ave. / SE Clinton St.
(45.50339, -122.64260) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
31.8085 		Other (At-Grade)
Single-Lane 		1990 Completed 6/22/1990. ICD estimated from Google Maps linework.
Fort Lauderdale, FL
Broward Co.
United States 		SE 18th St. / SE 23rd Ave.
(26.09895, -80.11456) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.4510 		Other (At-Grade)
Single-Lane 		2001 Functional Class: Local ICD estimated from Google Maps linework.
Owatonna, MN
Steele Co.
United States 		SE 18th St. / Bixby Rd.
(44.06634, -93.19513) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.southernminn.com/owatonna_peoples_press/news/continually-delayed-bixby-roundabout-finally-opens/article_c3d04d46-8eef-11ee-9f5e-77403423ef25.html
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.
Clackamas, OR
Clackamas Co.
United States 		SE 172nd Ave. / SE Creekwood Rd.
(45.41880, -122.48550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.5928 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Creekwood Rd. is new roadway; SE 172nd Avenue is existing. ICD estimated from Google Maps linework.
Happy Valley, OR
Clackamas Co.
United States 		SE 172nd Ave. / Scouters Mountain Rd.
(45.44074, -122.48574) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 East leg stubbed. https://www.happyvalleyor.gov/business/engineering-division/engineering-division/172nd-avenue-roundabout/
Portland, OR
Multnomah Co.
United States 		SE 16th Ave. / SE Salmon St.
(45.51435, -122.64961) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
15.0642 		Other (At-Grade)
Single-Lane 		1982 Completed 2/18/1982. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 16th Ave. / SE Ash St.
(45.52148, -122.64956) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
22.5935 		Other (At-Grade)
Single-Lane 		1988 Completed 10/7/1988. ICD estimated from Google Maps linework.
Bend, OR
Deschutes
United States 		SE 15th St. / SE Wilson Ave.
(44.04410, -121.28383) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5277 		Other (At-Grade)
Single-Lane 		2023 https://ktvz.com/news/bend/2023/05/12/bends-latest-roundabout-opens-at-se-15th-street-and-wilson-avenue/
Bend, OR
Deschutes Co.
United States 		SE 15th St. / SE Reed Market Rd.
(44.03695, -121.28377) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2014 Left-turn-only lane on south leg. Right-turn-only lanes on west, east, and north legs.
Bend, OR
Deschutes Co.
United States 		SE 15th St. / SE Knott Rd.
(44.00796, -121.28410) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown 		2020