Roundabouts Database

28784 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
Thônex, Geneva
Geneva
Switzerland 		Avenue de Thonex / Chemin des Cyprès
(46.18648, 6.19655) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Carmel, IN
Hamilton Co.
United States 		City Center Dr / Veterans Way
(39.97065, -86.12861) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2023 https://content.govdelivery.com/attachments/fancy_images/INCARMEL/2023/06/7837794/4827643/city-center-and-veterans-way-2_crop.jpg https://content.govdelivery.com/accounts/INCARMEL/bulletins/362af59#:~:text=VETERANS%20WAY%20AND%20CITY%20CENTER%20DRIVE%20ROUNDABOUT%20%2D%20OPEN%20and%20pictured%20below.
St Peter, MN
Nicollet Co.
United States 		W Broadway Ave. / Sunrise Dr.
(44.33175, -93.96950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2022 Elliptical shaped. ICD = 140 ft x 130 ft. https://www.keyc.com/2022/08/15/roundabout-construction-begins-st-peter/
Mankato, MN
Blue Earth Co.
United States 		CR 12 / Adams St.
(44.16990, -93.92685) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 Year Completed estimated (2021-2023).
Greeley, CO
Weld Co.
United States 		N 35th Ave. / W O St. / CR 64
(40.45520, -104.73479) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
67.0560 		Other (At-Grade)
Single-Lane 		2022 Merging right-turn bypass lanes on all legs. Designed with striped out outer portion of circulatory roadway for future expansion to outside. Year Completed estimated (2021-2023).
Fountain, CO
El Paso Co.
United States 		Santa Fe Ave. / S Charter Oak Ranch Rd.
(38.67148, -104.71481) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2023 Painted splitter island on west leg. https://www.codot.gov/news/2023/may/mamsip-charter-oak-ranch-road-completed
Anoka, MN
Anoka Co.
United States 		Thurston Ave. / Green Haven Pkwy.
(45.21518, -93.41332) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2023 Right-turn-only lane on north leg.
Arlington, VA
Arlington Co.
United States 		Key Blvd. / N Danville St.
(38.89224, -77.09208) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Arlington, VA
Arlington Co.
United States 		Key Blvd. / N Cleveland St.
(38.89253, -77.09099) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Arlington, VA
Arlington Co.
United States 		Key Blvd. / N Fillmore St.
(38.89146, -77.09415) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Arlington, VA
Arlington Co.
United States 		N Danville St. / Franklin Rd. / N Bryan St.
(38.89067, -77.09073) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Parking in circulatory roadway.
Lincoln, NE
Lancaster Co.
United States 		S 70th St. / Carger Ln.
(40.70352, -96.62537) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2023
Sparks, NV
Washoe Co.
United States 		Lazy Pkwy. / Kiley Pkwy.
(39.61527, -119.71852) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020 Vane islands between entry lanes on east and west legs. Year Completed estimated (2018-2020).
Reno, NV
Washoe Co.
United States 		Trading Post Rd. / Silver Dollar Ln.
(39.61929, -119.86814) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2020 Previous control was one-way yield.
Harrisburg, PA
Dauphin Co.
United States 		N 2nd St. / Verbeke St.
(40.26853, -76.89149) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.9456 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Year Completed estimated (2021-2022).
Harrisburg, PA
Dauphin Co.
United States 		N 2nd St. / Reily St.
(40.27050, -76.89293) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.9456 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Year Completed estimated (2021-2022).
Harrisburg, PA
Dauphin Co.
United States 		N 2nd St. / Kelker St.
(40.27418, -76.89553) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022
Charlottetown, PE
Queens
Canada 		Hwy 2 (St Peters Rd. [Veteran's Memorial Hwy.]) / Greenwood Dr. / Macwilliams Rd.
(46.28108, -63.09860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021
Charlottetown, PE
Queens
Canada 		Hwy 2 (St Peters Rd. [Veteran's Memorial Hwy.]) / Avonlea Dr. / Oakland Dr.
(46.27385, -63.10747) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021
Charlottetown, PE
Queens
Canada 		Hwy 2 (St Peters Rd. [Veteran's Memorial Hwy.]) / Angus Dr. / Hammac Dr.
(46.27720, -63.10328) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021
Traverse City, MI
Grand Traverse Co.
United States 		Keystone Rd. N / Cass Rd.
(44.69811, -85.61832) 		Roundabout
Existing 		All-Way Yield
Other 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2022 Railroad crossing on east leg 65 ft from circulatory roadway; controlled by yield sign. https://www.traverseticker.com/news/keystone-road-reopens-saturday-to-two-way-traffic/
Waterloo, IA
Black Hawk Co.
United States 		W 9th St. / South St.
(42.48850, -92.33818) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://k923.fm/new-waterloo-roundabout-is-almost-complete-look/
Bend, OR
Deschutes Co.
United States 		NW Shevlin Park Rd. / NW Skyline Ranch Rd.
(44.07392, -121.36190) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023
Juneau, AK
Juneau Borough
United States 		Glacier Hwy. / Renninger St.
(58.35931, -134.51254) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023
Seattle, WA
King Co.
United States 		S Atlantic St. / Sturgus Ave. S
(47.59000, -122.31165) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Rio Rancho, NM
Sandoval Co.
United States 		Loma Colorado Blvd. NE / Red Hill Ct. NE
(35.27261, -106.65753) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2009).
Rio Rancho, NM
Sandoval Co.
United States 		Loma Colorado St. NE / Terraza Blvd. NE
(35.26972, -106.66078) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2009).
Albuquerque, NM
Bernalillo Co.
United States 		Menaul Blvd. NW / 12th St. NW
(35.11233, -106.65798) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021
Albuquerque, NM
Bernalillo Co.
United States 		Turquoise St. / Eagle Way
(35.11020, -106.65682) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2017
Albuquerque, NM
Bernalillo Co.
United States 		Tiburon St. NE / Masthead St. NE
(35.16580, -106.59443) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1996-2002).
Rio Rancho, NM
Sandoval Co.
United States 		Chayote Rd. NE / Lincoln Ave. NE
(35.31689, -106.60549) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2021 Striped out right side of entries on east and west leg with evidence of driver encroachment over stripes. Year Completed estimated (2020-2023).
Ruffs Dale, PA
Westmoreland Co.
United States 		Waltz Mill Rd. / SR 3014 (Hunker Rd.) / Waltz Mill Flats Rd.
(40.21406, -79.66566) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2021 Merging right-turn bypass lane on east leg. Year Completed estimated (2020-2021).
Harmony, PA
Butler Co.
United States 		Little Creek Rd. / Mercer Rd.
(40.81106, -80.12356) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2023 Year Completed estimated (2022-2023).
Lincoln, NE
Lancaster Co.
United States 		S Coddington Ave. / W A St.
(40.79914, -96.74940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2023 Yield-controlled right-turn bypass lanes on north and south legs. Add-lane right-turn bypass lane on east leg. Designed for future expansion to 2x2 configuration. Year Completed estimated (2022-2023).
North Bend, WA
King Co.
United States 		436th Ave. SE / SE 136th St.
(47.47778, -121.75834) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://livingsnoqualmie.com/updated-construction-schedule-for-se-136th-street-436th-avenue-roundabout-in-north-bend/
Hobart, WI
Brown Co.
United States 		Marley St. / Triangle Dr. / Oneida Way
(44.57460, -88.17586) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 North leg stubbed. https://wisconsindot.gov/Pages/projects/by-region/ne/wis29study/schedule.aspx
St Albert, AB
Division 11
Canada 		Villeneuve Rd. / Dennison Dr. / Jensen Gate
(53.65788, -113.65248) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2022 https://stalbert.ca/dev/construction/transportation/villeneuve/
Guaynabo, PR
Guaynabo
United States 		Calle Cecilio Urbina / (parking)
(18.35675, -66.11388) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
70.0000 		Other (At-Grade)
Single-Lane 		2014
Guaynabo, PR
Santa Rosa Barrio
United States 		Calle El Yunque / Calle Parque de los Niños / Calle El Vigia
(18.36403, -66.11971) 		Other
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane
Guaynabo, PR
Frailes Barrio
United States 		Avenida B / Calle A
(18.37322, -66.11382) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Mix of stop, yield, and uncontrolled movements.
Valdosta, GA
Lowndes Co.
United States 		Kinderlou Forest / Island Creek Rd.
(30.80303, -83.38523) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (1999-2005).
Valdosta, GA
Lowndes Co.
United States 		Kinderlou Forest / Bear Lake Rd.
(30.80957, -83.38506) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (1999-2005).
Valdosta, GA
Lowndes Co.
United States 		Kinderlou Forest / Quail Run Cir.
(30.81563, -83.38320) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
1 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (1999-2005).
(unincorporated), ON
Simcoe
Canada 		CR 14 / Bayberry Dr.
(44.02934, -79.85396) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2023
Valdosta, GA
Lowndes Co.
United States 		Bear Lake Rd. / Timber Ridge Rd.
(30.81222, -83.39143) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2006
Columbus, GA
Muscogee Co.
United States 		Blackmon Rd. / Greystone Rd.
(32.55196, -84.89764) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2014-2016).
Columbus, GA
Muscogee Co.
United States 		Flat Rock Rd. / Midland Commons Blvd.
(32.54189, -84.87478) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021 Lane changes required to exit. Year Completed estimated (2022-2022).
Columbus, GA
Muscogee Co.
United States 		Flat Rock Rd. / (unknown)
(32.54468, -84.87492) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2021 Lane changes required to exit. Year Completed estimated (2020-2022).
(unincorporated), NV
Clark Co.
United States 		SR 156 (Lee Canyon Rd.) / Forest Road 106
(36.31974, -115.67259) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2013-2016).
Rochester, MN
Olmsted Co.
United States 		48th St. SW / Commercial Dr. SW
(43.95305, -92.47263) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2023
Rochester, MN
Olmsted Co.
United States 		Viola Rd. NE / Century Hills Dr. NE
(44.04783, -92.41933) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2023
Rochester, MN
Olmsted Co.
United States 		CSAH 44 (60th Ave. NW) / CSAH 4 (Valleyhigh Rd. NW)
(44.05795, -92.55841) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2023 https://www.olmstedcounty.gov/post/csah-4-valley-high-road-nw-and-csah-44-reconstruction
Paso Robles, CA
San Luis Obispo Co.
United States 		Golden Hill Rd. / Union Rd.
(35.64021, -120.65811) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2023 Peanut shaped. ICD = 120 ft for each node; 300 ft long. https://www.youtube.com/watch?v=8XdqNEsJOU4
Louisville, CO
Boulder Co.
United States 		E Hecla Dr. / Snowberry Ln.
(39.99167, -105.12415) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2008).
Louisville, CO
Boulder Co.
United States 		E Hecla Dr. / Golden Eagle Way / Rose Ct.
(39.99337, -105.12375) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2008).
Thornton, CO
Adams Co.
United States 		E 162nd Ave. / Grant St. / (parking)
(39.98980, -104.98308) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2007
Thornton, CO
Adams Co.
United States 		E 163rd Ave. / Elizabeth St.
(39.99121, -104.95523) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2017-2018).
Broomfield, CO
Broomfield Co.
United States 		W 169th Ave. / Palisade Pkwy.
(40.00437, -104.99443) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2014
Lafayette, CO
Boulder Co.
United States 		Roser Dr. / Crater Lake Ln. / Murphy Creek Dr.
(39.99879, -105.13387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2008-2010).
Brighton, CO
Adams Co.
United States 		Longs Peak St. / Silo Ct.
(39.99463, -104.75777) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Brighton, CO
Adams Co.
United States 		Longs Peak St. / Baler Ct.
(39.99464, -104.75476) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2022 Year Completed estimated (2021-2022).
Brighton, CO
Adams Co.
United States 		156th Ave. / 157th Ave. / Syracuse Way
(39.97989, -104.89921) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019).
Thornton, CO
Adams Co.
United States 		Grant St. / E 146th Ave. / (parking)
(39.96090, -104.98184) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2018 Year Completed estimated (2018-2019).
Thornton, CO
Adams Co.
United States 		Grant St. / E 143rd Pl.
(39.95485, -104.98191) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2013 Opened with north and west legs 2013. South and east legs added 2015.
Thornton, CO
Adams Co.
United States 		Grant St. / E 141 Pl.
(39.95214, -104.98286) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2016 West leg added 2022-2023.
Thornton, CO
Adams Co.
United States 		Lincoln St. / E 141st Pl. / (parking)
(39.95280, -104.98624) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2013
Thornton, CO
Adams Co.
United States 		Grant St. / E 140th Ave. / (parking)
(39.94932, -104.98311) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
62.4840 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2018 Year Completed estimated (2018-2019).
Thornton, CO
Adams Co.
United States 		Tamarac St. / E 129th Ave. / Tamarac Way
(39.93026, -104.89660) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
Thornton, CO
Adams Co.
United States 		131st Ave. / Oneida St.
(39.93268, -104.90764) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
Thornton, CO
Adams Co.
United States 		Holly Cir. / Jasmine St.
(39.92580, -104.91863) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
Henderson, CO
Adams Co.
United States 		Henderson Rd. / E 124th Ave. / Park Blvd.
(39.92505, -104.87550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2022 Merging right-turn bypass lanes on north and east legs. https://adcogov.org/henderson-rd-park-blvd-roundabout-project
Brighton, CO
Adams Co.
United States 		Southgate Blvd. / Gateway St.
(39.91320, -104.83390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2018 Year Completed estimated (2018-2019).
Commerce City, CO
Adams Co.
United States 		E 119th Ave. / Oakland St. / (unknown)
(39.91279, -104.84949) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2003-2004). East leg added 2008-2010.
Chilliwack, BC
Fraser Valley
Canada 		Columbia Valley Rd. / Sunnyside Blvd. / (parking)
(49.07529, -121.97639) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.0000 		Other (At-Grade)
Single-Lane 		2010 Year Completed estimated (2009-2011).
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
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
Gig Harbor, WA
Pierce Co.
United States 		Olympus Way / Buckhorn Pl. / Copper Ct.
(47.36278, -122.59679) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2014
Enumclaw, WA
King Co.
United States 		Semanski St. / Warner Ave.
(47.19201, -122.00551) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2021 Next to Enumclaw High School. https://www.courierherald.com/news/council-awards-bid-for-roundabout-in-front-of-enumclaw-high/
Tumwater, WA
Thurston Co.
United States 		93rd Ave. SW / Lathrop Industrial Dr.
(46.95285, -122.94231) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 Add-lane right-turn bypass lane on south leg. Year Completed estimated (2021-2022).
Fargo, ND
Cass Co.
United States 		23rd Ave. S / 41st St. S
(46.84327, -96.84778) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020 Year Completed estimated (2018-2020).
Sisseton, SD
Roberts Co.
United States 		SR 10 (W Hickory St. - 119th St.) / 8th Ave. W / BIA Hwy 700
(45.66001, -97.06128) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2020).
Anoka, MN
Anoka Co.
United States 		Green Haven Rd. / Jacob Ln. / US 10-US 169 WB Ramps
(45.20655, -93.40067) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022 Year Completed estimated (2022-2023).
Anoka, MN
Anoka Co.
United States 		W Main St. / US 10-US 169 EB Ramps / Church St.
(45.20504, -93.40072) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2022 Year Completed estimated (2022-2023).
Surrey, BC
Greater Vancouver
Canada 		74 Ave. / 194A St.
(49.13733, -122.68371) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.0000 		Other (At-Grade)
Single-Lane 		2019
Surrey, BC
Greater Vancouver
Canada 		194A St. / 73 Ave.
(49.13550, -122.68375) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.0000 		Other (At-Grade)
Single-Lane 		2014
Macomb, MI
Macomb Co.
United States 		25 Mile Rd. / Romeo Plank Rd. / Garfield Rd.
(42.70077, -82.95901) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2022 Year Completed estimated (2021-2022).
Clarksville, TN
Montgomery Co.
United States 		Henry Place Blvd. / Bandera Dr.
(36.60740, -87.38149) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2013
Saukville, WI
Ozaukee Co.
United States 		STH 33 / CTH I
(43.39585, -87.97946) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2022
Colgate, WI
Waukesha Co.
United States 		CTH Q / Hillside Rd.
(43.19319, -88.24181) 		Roundabout
Unknown 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2023
Somers, WI
Kenosha Co.
United States 		CTH Y / CTH A
(42.65320, -87.83596) 		Roundabout
Unknown 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2023 https://www.kenoshacounty.org/CivicAlerts.aspx?AID=2888
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).
Oconomowoc, WI
Waukesha Co.
United States 		Pabst Rd. / Olympia Fields Dr.
(43.08687, -88.47287) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022
Bend, OR
Deschutes Co.
United States 		US 20 / Cooley Rd.
(44.10922, -121.31043) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2023 Opened May 26, 2023 during construction as single-lane roundabout but designed to be a multilane roundabout.
Langley, BC
Greater Vancouver
Canada 		64 Ave. / 232 St.
(49.11889, -122.58167) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2020
Nampa, ID
Canyon Co.
United States 		N Franklin Blvd. / Birch Ln.
(43.61231, -116.55315) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2023 https://twitter.com/NampaPIO/status/1654208519175045120
Nampa, ID
Canyon Co.
United States 		E Victory Rd. / N Kings Rd.
(43.57584, -116.53288) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2022 https://twitter.com/NampaPIO/status/1606348916282101760
Hobart, WI
Brown Co.
United States 		N Overland Rd. / Oneida Way / Centerline Dr.
(44.57140, -88.16988) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2022
Five Corners, WA
Clark Co.
United States 		NE 94th Ave. / NE 99th St.
(45.69343, -122.57575) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2023
Marmaduke, AR
Greene Co.
United States 		US 49 (S 3rd St.) / SR 34
(36.18693, -90.38488) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 Year Completed estimated (2022-2023). November 2022: https://www.youtube.com/watch?v=LurUNtZaU7w May 2023: https://www.youtube.com/watch?v=Kmntt4a_kvI
Columbia, MD
Howard Co.
United States 		Tamar Dr. / Old Montgomery Rd.
(39.20533, -76.82822) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2022 https://www.howardcountymd.gov/News090122c