Roundabouts Database

29679 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
Waikoloa, HI
Hawaii Co.
United States 		Mauna Lani Dr. / Kaniku Dr.
(19.93999, -155.85740) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
100.5840 		Other (At-Grade)
Single-Lane 		Crosswalks are much further away from the circle than at typical roundabout.
Greenbelt, MD
Prince George's Co.
United States 		Greenbelt Station Pkwy. / Stream Bank Ln.
(39.00060, -76.91754) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2014 Crosswalks at yield line on all leg. Year Completed estimated (2013-2014). West leg opened 2016.
Bryan, TX
Brazos Co.
United States 		N Main St. / 23rd St.
(30.67649, -96.37298) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2018 Crosswalks at yield line.
North Salt Lake, UT
Davis Co.
United States 		Orchard Dr. / E Eaglegate Dr.
(40.83459, -111.91224) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2011 Crosswalks next to circulatory roadway. Year Completed estimated (2010-2011).
Hyannis, MA
Barnstable Co.
United States 		Bearses Way / Basset Lane
(41.65436, -70.29148) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.8786 		Other (At-Grade)
Single-Lane 		2009 crosswalks on all approaches ICD estimated from Google Maps linework.
Worcester, MA
Worcester Co.
United States 		Lake Ave. / S Rd.
(42.27715, -71.75925) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
38.8821 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Crosswalks on all approaches. Year Completed estimated (2010-2014). ICD estimated from Google Maps linework.
(unincorporated), GA
Forsyth Co.
United States 		Milton Dr. / Marlow Dr.
(34.13611, -84.12722) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.7711 		Other (At-Grade)
Single-Lane 		2004 Crosswalks on two legs. Functional Class: Local ICD estimated from Google Maps linework.
Gardner, MA
Worcester Co.
United States 		Timpany Blvd (Rte 68) / Rte 2
(42.56665, -71.99296) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
140.7379 		Freeway Ramps (Grade-Separated)
Single-Lane 		Crosswalks present ICD estimated from Google Maps linework.
Carignan, QC
La Vallée-du-Richelieu Regional County Municipality
Canada 		Rue Olivier-Morel / Rue Martel / Rue Jean-De Ronceray / Rue Chevalier-de-Chaumont
(45.46723, -73.29440) 		Other
Existing 		All-Way Yield
Other 		4 Approaches
0 Driveways
41.8801 		Other (At-Grade)
Single-Lane 		Crosswalks to center island; bus stop on circle. ICD estimated from Google Maps linework.
Berkeley, CA
Alameda Co.
United States 		Piedmont Ave. / Channing Way
(37.86780, -122.25188) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Crosswalks within circulatory roadway.
Bellingham, WA
Whatcom Co.
United States 		Cordata Pkwy. / Horton Rd.
(48.80595, -122.49677) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.0896 		Other (At-Grade)
Single-Lane 		2019 Curb returns are further back from ICD than leading ends of splitter islands.
Roswell, GA
Fulton Co.
United States 		Hardscrabble Rd. / Chaffin Rd.
(34.06920, -84.37389) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2018 Currently striped as single-lane movement from east to west but designed for expansion to two lanes.
University Place, WA
Pierce Co.
United States 		Grandview Dr. / Olympic Blvd.
(47.22188, -122.55790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.1454 		Other (At-Grade)
Single-Lane 		1997 Curtis High School and Curtis Junior High School on NE corner of roundabout. Opened August 1997. Functional Class: Arterial ICD estimated from Google Maps linework.
Boynton Beach, FL
Palm Beach Co.
United States 		Hagen Ranch Rd. / Gateway Blvd. / Aberdeen Lakes Rd.
(26.54660, -80.16390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.5051 		Other (At-Grade)
Single-Lane 		2000 Date estimated. ICD estimated from Google Maps linework.
Boynton Beach, FL
Palm Beach Co.
United States 		Hagen Ranch Rd. / Le Chalet Blvd.
(26.55650, -80.15710) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.2298 		Other (At-Grade)
Single-Lane 		2000 Date estimated. ICD estimated from Google Maps linework.
Denali National Park, AK
Denali National Park
United States 		Denali National Park
(63.73358, -148.91550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.3554 		Other (At-Grade)
Single-Lane 		2002 Date estimated. ICD estimated from Google Maps linework.
Lindon, UT
Utah Co.
United States 		400 South / 600 West (Lindon Park Circle)
(40.33034, -111.73140) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.6873 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Date estimated. ICD estimated from Google Maps linework.
Calgary, AB
Calgary Region
Canada 		Discovery Ridge Blvd. / Discovery Dr.
(51.01179, -114.20000) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.0855 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Date estimated. ICD estimated from Google Maps linework.
St. George, UT
Washington Co.
United States 		Washington Pkwy. / (unknown)
(37.14462, -113.48590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9290 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Date estimated. ICD estimated from Google Maps linework.
Madison, WI
Dane Co.
United States 		Star Dr. / Apollo Way
(43.08892, -89.27760) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.1663 		Other (At-Grade)
Single-Lane 		2003 Date estimated. ICD estimated from Google Maps linework.
Madison, WI
Dane Co.
United States 		Star Dr. / Dominion Dr.
(43.09153, -89.27502) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.1652 		Other (At-Grade)
Single-Lane 		2006 Date estimated. ICD estimated from Google Maps linework.
Madison, WI
Dane Co.
United States 		McLean Dr. / Sharpsburg Dr.
(43.08695, -89.27359) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.1672 		Other (At-Grade)
Single-Lane 		2003 Date estimated. ICD estimated from Google Maps linework.
Shawnee, KS
Johnson Co.
United States 		Woodsonia Dr. / Clear Creek Pkwy.
(39.02142, -94.84924) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
32.4760 		Other (At-Grade)
Single-Lane 		2004 Date estimated. ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Valley Oak Dr. / Clearwater Dr.
(40.44328, -105.02180) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
34.5398 		Other (At-Grade)
Single-Lane 		2000 Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		Rigden Pkwy. / Custer Dr.
(40.54863, -105.02960) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.9307 		Other (At-Grade)
Single-Lane 		2001 Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
Davis, CA
Yolo Co.
United States 		Moore Blvd. / Rockwell Dr.
(38.56830, -121.72630) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.2127 		Other (At-Grade)
Single-Lane 		1999 Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
Davis, CA
Yolo Co.
United States 		Moore Blvd. / Wright Blvd.
(38.56490, -121.71860) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.2801 		Other (At-Grade)
Single-Lane 		1999 Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
Lakeland, MO
Miller Co.
United States 		US 54 Business / N Shore Dr.
(38.21423, -92.62436) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
15.0142 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2014 date from streetview (Jan '14 - no roundabout; Sept '14 - roundabout) ICD estimated from Google Maps linework.
Gainesville, FL
Alachua Co.
United States 		S Main St. / SW Depot Ave.
(29.64457, -82.32501) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.5201 		Other (At-Grade)
Single-Lane 		2015 date from Streetview ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States 		Marine Dr. NE / 64th St. NE / 31st Ave. NE
(48.05407, -122.18921) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.7229 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Date from Streetview ICD estimated from Google Maps linework.
Lehigh Acres, FL
Lee Co.
United States 		Sunshine Blvd. S / 23rd St. SW
(26.59205, -81.67879) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.4957 		Other (At-Grade)
Single-Lane 		2009 Date: http://lehighacrescitizen.com/page/content.detail/id/506096/Mann-likes-Lehigh-s-new--roundabout--at-Sunshine-and-23rd-St-.html?nav=5100 ICD estimated from Google Maps linework.
Jacksonville, AR
Pulaski Co.
United States 		W Main St. / Harris Rd. / Jacksonville Cutoff Rd.
(34.87108, -92.15646) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.0542 		Other (At-Grade)
Single-Lane 		2014 date: http://www.cityofjacksonville.net/Archive/ViewFile/Item/113 (warning: large pdf) ICD estimated from Google Maps linework.
Page, AZ
Coconino Co.
United States 		US 89 / Haul Rd.
(36.90502, -111.48415) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
62.0765 		Other (At-Grade)
Single-Lane 		2015 date: http://www.northernarizonagazette.com/author/gcd/page/240/ ICD estimated from Google Maps linework.
(unincorporated), AB
Red Deer
Canada 		Leva Ave. / Waskasoo Ave.
(52.21727, -113.81640) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.7085 		Other (At-Grade)
Unknown 		2018 date: http://www.transportation.alberta.ca/6199.htm ICD estimated from Google Maps linework.
Caldwell, ID
Canyon Co.
United States 		E Ustick Rd. / Indiana Ave.
(43.63363, -116.67304) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.3055 		Other (At-Grade)
Single-Lane 		2013 date: https://caldwellguardian.blogspot.com/2013/08/new-roundabout-at-ustick-and-indiana.html ICD estimated from Google Maps linework.
Aptos, CA
Santa Cruz Co.
United States 		Aptos Beach Dr. / Esplanade / Beach Dr. / Rio Del Mar Blvd. / Venetian Rd.
(36.96915, -121.90525) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
20.9928 		Other (At-Grade)
Single-Lane 		2015 date: https://localwiki.org/santacruz/Roundabout ICD estimated from Google Maps linework.
Cumming, GA
Forsyth Co.
United States 		Hopewell Rd. / Jot em Down Rd. / AC Smith Rd.
(34.32378, -84.07322) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.6998 		Other (At-Grade)
Single-Lane 		2011 date: https://patch.com/georgia/cumming/forsyth-county-opens-new-roundabout ICD estimated from Google Maps linework.
South Bend, IN
St. Joseph Co.
United States 		S Olive St. / W Sample St.
(41.66432, -86.28265) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.5035 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 date: https://southbendin.gov/2017/07/26/buttigieg-to-open-new-roundabout-at-olive-sample-st/ ICD estimated from Google Maps linework.
Cordes Junction, AZ
Yavapai Co.
United States 		Cordes Lakes Rd. / I-17 NB Off-ramp
(34.32691, -112.11991) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.4800 		Freeway Ramps (Grade-Separated)
Single-Lane 		2013 date: https://www.azdot.gov/mobile/media/news/2013/07/24/modernized-cordes-junction-traffic-interchange-aids-local-regional-travel ICD estimated from Google Maps linework.
Cordes Junction, AZ
Yavapai Co.
United States 		E Cordes Lakes Rd. / E Arcosanti Rd. / AZ 69 NB On-ramp
(34.33270, -112.12483) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
43.3949 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 date: https://www.azdot.gov/mobile/media/news/2013/07/24/modernized-cordes-junction-traffic-interchange-aids-local-regional-travel ICD estimated from Google Maps linework.
Montrose, CO
Montrose Co.
United States 		S Hillcrest Dr. / Sunnyside Rd.
(38.47450, -107.85663) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.8954 		Other (At-Grade)
Single-Lane 		2016 date: https://www.cityofmontrose.org/CivicAlerts.aspx?AID=1235 ICD estimated from Google Maps linework.
Union Township, OH
Clermont Co.
United States 		Eastgate South Dr. / Clepper Ln. / (shopping center parking)
(39.09512, -84.27214) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
50.9805 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 date: https://www.clermontsun.com/2016/04/28/eastgate-roundabout-is-now-open/ ICD estimated from Google Maps linework.
Golden Valley, MN
Hennepin Co.
United States 		Douglas Dr. / Sandburg Rd.
(45.00356, -93.36021) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.5563 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 date: https://www.hennepin.us/douglasdrive plus streetview ICD estimated from Google Maps linework.
Sugar Grove, IL
Kane Co.
United States 		Dugan Rd. / Granart Rd. / Bucktail Ln.
(41.76143, -88.48939) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.5260 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 date: https://www.kcchronicle.com/2015/08/18/sugar-grove-roundabout-opens/a5jsq7l/ Granart Rd. moved about 300 ft south to align with Bucktail Ln. ICD estimated from Google Maps linework.
Marion, IL
Williamson Co.
United States 		N Russell St. / W Boulevard St.
(37.73692, -88.94186) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.8347 		Other (At-Grade)
Single-Lane 		2015 date: https://www.kfvs12.com/story/29497509/marion-to-install-roundabout-at-busy-intersection/ ICD estimated from Google Maps linework.
Aurora, IL
Kane Co.
United States 		Sullivan Rd. / N Highland Ave.
(41.78864, -88.32894) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
28.4960 		Other (At-Grade)
Single-Lane 		2016 date: https://www.linkedin.com/pulse/new-roundabout-opens-aurora-il-kevin-kassay ICD estimated from Google Maps linework.
DeForest, WI
Dane Co.
United States 		CR V / US 51 NB Ramps
(43.25270, -89.32322) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.0214 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014 date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/ ICD estimated from Google Maps linework.
Windsor, WI
Dane Co.
United States 		CR V / US 51 SB Ramps
(43.25275, -89.32500) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.9732 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014 date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/ ICD estimated from Google Maps linework.
DeForest, WI
Dane Co.
United States 		CR V (E North St.) / North Towne Rd. / Ball Ct.
(43.25277, -89.32677) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.8431 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/ ICD estimated from Google Maps linework.
Osceola, IN
Elkhart Co.
United States 		Ash Rd. / Edison Rd.
(41.69543, -86.06169) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.6718 		Other (At-Grade)
Single-Lane 		2018 date: https://www.southbendtribune.com/news/local/at-t-blamed-for-construction-delay-of-edison-ash-roundabout/article_c7e4abd2-0d4c-5cb2-9438-0d8280388751.html ICD estimated from Google Maps linework.
Baker/Zachary Area, LA
East Baton Rouge Par.
United States 		Mt Pleasant-Zachary Rd. / Americana Blvd.
(30.65121, -91.21301) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.4282 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 date: https://www.theadvocate.com/baton_rouge/news/communities/zachary/article_1ecf0c49-f41b-581b-8a13-8b434793f15e.html ICD estimated from Google Maps linework.
Dale, WI
Outagamie Co.
United States 		US 45 / STH 96 (Wisconsin Rd.)
(44.27234, -88.73946) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.0622 		Other (At-Grade)
Single-Lane 		2018 date: https://www.whby.com/2018/04/15/roundabout-project-to-start-at-hwys-45-96/# ICD estimated from Google Maps linework.
Baxter, MN
Crow Wing Co.
United States 		Excelsior Rd. / (unlknown)
(46.35451, -94.24743) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.7430 		Other (At-Grade)
Single-Lane 		2018 date: not yet built in late 2017 according to https://www.brainerddispatch.com/news/4150918-baxter-city-council-2017-could-bring-excelsior-road-roundabout yet Streetview shows it complete in 2018. Fourth leg stubbed. ICD estimated from Google Maps linework.
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.
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.
Overland Park, KS
Johnson Co.
United States 		Switzer Rd. / Indian Creek Pkwy.
(38.92197, -94.70546) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.1676 		Other (At-Grade)
Single-Lane 		2015 Design completed in 2014 ICD estimated from Google Maps linework.
Olathe, KS
Johnson Co.
United States 		N Hedge Ln. / N Cedar Hills St.
(38.88697, -94.85232) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.6231 		Other (At-Grade)
Single-Lane 		2015 Design completed in 2015, construction of roundabout is a part of development for new school. Aerial image shows construction completed for roundabout. ICD estimated from Google Maps linework.
Parrish, FL
Manatee Co.
United States 		US 301 / Moccasin Wallow Rd.
(27.59393, -82.42550) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2024 Designed as 2x2 but striped as single-lane with inner lane striped out. https://moccasinwallowroad.com/wp-content/uploads/2024/08/Moccasin-Wallow-Rd-Impr-Bi-Weekly-Proj-Updt-2_Tina-Allen.pdf.
Scottsdale, AZ
Maricopa Co.
United States 		Chauncey Ln. / 73rd Pl.
(33.65153, -111.92245) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2013 Designed as an expandable roundabout, which is why the ICD is 150' for a single lane. South leg added 2014-2016. The west and north legs have potential to expand to multilane entries, taking the new lane from the wide splitter islands. In the future Chauncey will continue to the east and a fourth leg will be added.
Houston, TX
Harris Co.
United States 		Helios Way / (future street)
(29.78332, -95.63666) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2009 Designed as part of a larger corporate campus master plan for BP. Its design includes a right hand bus apron for pick up and drop off of employees and visitors by shuttle buses, tour buses, and school buses. The leg to the west is intended to serve a future mixed use development. While the ICD may seem larger than it needs to be from a functionality standpoint, the size was intended to accommodate landscape architecture and placemaking elements.
Tiffin, IA
Johnson Co.
United States 		E Marengo Rd. (US 6) / Park Rd.
(41.70604, -91.64711) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Single-Lane 		2019 Designed for expansion to two-lane roundabout. Year Completed estimated (2019-2020).
Kearney, MO
Clay Co.
United States 		W 19th St. / Watson Dr.
(39.35316, -94.37542) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 Designed for future expansion to multilane. https://www.modot.org/interstate-35-interchange-improvements-clay
Woodbury, MN
Washington Co.
United States 		Lake Rd. / Settlers Ridge Pkwy.
(44.90197, -92.87568) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.5279 		Other (At-Grade)
Single-Lane 		2005 Designed for future two-lane roundabout. ICD estimated from Google Maps linework.
Rouyn-Noranda, QC
Rouyn-Noranda
Canada 		Avenue Larivière (Rte 117) / (bypass)
(48.22321, -78.98501) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.0000 		Other (At-Grade)
Single-Lane 		2019 Designed for oversized trucks north leg to east leg. South leg stubbed. https://translate.google.com/translate?hl=en&sl=fr&u=https://ici.radio-canada.ca/nouvelle/1257041/la-voie-de-contournement-de-rouyn-noranda-officiellement-ouverte&prev=search&pto=aue
Topeka, KS
Shawnee Co.
United States 		SW 17th St. / SW Urish Rd.
(39.03593, -95.78097) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
95.5527 		Other (At-Grade)
Single-Lane 		2012 Designed for ultimate two-lane Urish entries; striped as single-lane entry with right-turn-only lane. Open November 2012. ICD estimated from Google Maps linework.
Nampa, ID
Canyon Co.
United States 		Happy Valley Rd. / Amity Ave.
(43.56146, -116.51290) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.2726 		Other (At-Grade)
Single-Lane 		2006 Designed for ultimate two-lane w/ 180-ft ICD. Current 160-ft single-lane is initial build. Previously controlled by 4-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Chico, CA
Butte Co.
United States 		E 1st St. / E 2nd St. / Camelia Way
(39.73168, -121.83847) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2013 Designed in tandem with conversion of First and Second Streets to a one-way couplet. Completed 2013.
Idaho Falls, ID
Bonneville Co.
United States 		1st St. / 45th St. E (Crowley Rd.)
(43.49621, -111.94440) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8637 		Other (At-Grade)
Single-Lane 		2020 Designed to be expandable inward to dual lanes in the future.
(unincorporated), PA
Perry Co.
United States 		SR 34 / Sunnyside Dr. / Mountain Rd.
(40.29453, -77.13262) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.7256 		Other (At-Grade)
Single-Lane 		2014 Designed to be expanded to two-lane roundabout. ICD estimated from Google Maps linework.
Fairmont, WV
Marion Co.
United States 		WV 273 (State St.) / Haymond St.
(39.47601, -80.13599) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Detectable warning surfaces along entire length of narrow pedestrian ramp.
Fairmont, WV
Marion Co.
United States 		WV 273 (State St.) / Elkins St.
(39.47870, -80.13730) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8637 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Detectable warning surfaces along entire length of narrow pedestrian ramp.
Overland Park, KS
Johnson Co.
United States 		Oakmont St. / W 154th Terrace
(38.84835, -94.72889) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.1541 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2020 Developer built as part of an approved plan south of this location that required traffic calming measures.
Spokane, WA
Spokane Co.
United States 		US 2 / S Deer Heights Rd.
(47.64308, -117.55018) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.5075 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Developer mitigation project - October 2019. ICD estimated from Google Maps linework.
Emerald Isle, NC
Carteret Co.
United States 		NC 58 / Mallard Dr. / Emerald Landing Dr.
(34.66104, -77.05268) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.2420 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Developer project. ICD estimated from Google Maps linework.
Concord, NC
Mecklenburg Co.
United States 		Christenbury Rd. / Millstream Ridge Dr.
(35.38115, -80.74506) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
27.2652 		Other (At-Grade)
Single-Lane 		2003 Developer subdivision. ICD estimated from Google Maps linework.
Advance, NC
Davie Co.
United States 		NC 801 / I-40 EB Ramps
(36.00655, -80.44083) 		Roundabout
Removed 		All-Way Yield
None 		3 Approaches
0 Driveways
17.3907 		Freeway Ramps (Grade-Separated)
Single-Lane 		2002 Developer-built "temporary" intersection fix. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Gettysburg, PA
Adams Co.
United States 		Lincoln Square (Chamberburg St. / York St. / Carlisle St. / Baltimore St.)
(39.83092, -77.23112) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
31.1838 		Other (At-Grade)
Single-Lane 		Diagonal parking around circulatory roadway; pedestrian access to center island; no splitter islands. ICD estimated from Google Maps linework.
Philadelphia, PA
Philadelphia Co.
United States 		Lansdowne Dr. / 41st Dr. / Avenue of the Republic
(39.97715, -75.20561) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2009 Diameter was larger than necessary to more similarly match the rotary at the other end of the Avenue of the Republic. This was the site of the 1876 Centennial Exposition, so historic character factored into the design.
Kansas City, MO
Clay Co.
United States 		NW 108th St. / US 169 NB Ramps
(39.28944, -94.58446) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.5961 		Unknown
Multilane (2 Lane, unspecified) 		2013 Diamond interchange replaced signalized intersection. Series of three roundabouts. ICD estimated from Google Maps linework.
Kansas City, MO
Clay Co.
United States 		NW 108th St. / US 169 SB Ramps
(39.28944, -94.58625) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
43.4449 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 Diamond interchange replaced signalized intersection. Series of three roundabouts. ICD estimated from Google Maps linework.
South Dublin, Co Dublin

Ireland 		R112 (Kylemore Rd.) / R833 (Ballyfermot Rd.)
(53.34233, -6.34881) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Diamond shaped.
Kuching, Sarawak
Bahagian Kuching
Malaysia 		Jalan Utama / Jalan Kemajuan / Jalan Jentera / Jalan Bintawa
(1.56617, 110.38579) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane) 		Diamond shaped.
Killingworth, England
North Tyneside
United Kingdom 		A1056 (Killingworth Way) / B1505 (Station Rd.)
(55.03951, -1.58075) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Diamond shaped.
Killingworth, England
North Tyneside
United Kingdom 		A1056 (Killingworth Way) / Northgate / Greenhills
(55.04235, -1.56465) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Diamond shaped.
Columbiana, OH
Columbiana Co.
United States 		SR 164 (Lisbon St. - N Main St.) / S Main St. / E Park Ave.
(40.88864, -80.69362) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Diamond shaped. Parking along circulatory roadway.
Cedar Park, TX
Williamson Co.
United States 		Alamo Plaza Dr. / Enchanted Rock Dr.
(30.53461, -97.82527) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
70.1040 		Other (At-Grade)
Single-Lane 		2011 Diamond shaped. Pedestrian access to central island; no splitter islands.
Kyle, TX
Hays Co.
United States 		Sampson Rd. / Fairway Dr.
(30.01227, -97.88035) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2004 Diamond shaped. Pedestrian crossings within circulatory roadway.
Palermo, Sicily
Palermo
Italy 		Via dell'Olimpo / Viale Sandro Pertini
(38.18895, 13.31500) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Diamond-shaped central island.
(unincorporated), KS
Stafford Co.
United States 		US 50 / US 281
(37.95588, -98.74702) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 Diamond-shaped outer bypass lanes for oversized loads (windturbine parts). https://www.leavenworthtimes.com/news/20200607/rebuilding-america-stafford-county-roundabout-completed-by-essential-workers
Albuquerque, NM
Bernalillo Co.
United States 		Loop Two NW / Learning Rd. NW (Bosque School Rd. NW) / Antequera Rd. NW
(35.14393, -106.69165) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2007 Difference of opinion between Bing and Googlemaps of name of Learning/Bosque School Rd.
Indianapolis, IN
Marion Co.
United States 		Intech Blvd. / Digital Way
(39.87861, -86.27413) 		Other
Existing 		Other
None 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Digital Way approach has a stop sign. The other two approaches have yield signs.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Ulysses St.
(39.73771, -105.19390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5734 		Other (At-Grade)
Single-Lane 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Main entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework.
Calabasas, CA
Los Angeles Co.
United States 		Parkway Calabasas / Camino Portal
(34.13878, -118.65890) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.6442 		Other (At-Grade)
Single-Lane 		2001 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Originally double-lane roundabout. Parkway Calabasas approaches tapered to single-lane in advance of entry by striping. Functional Class: Arterial ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Lunnonhaus Dr.
(39.74062, -105.19840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Small two-lane roundabout but with nontraversable central island.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Johnson Rd. / 16th St.
(39.74207, -105.20060) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.6526 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Functional Class: Arterial ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		S. Golden Rd. / Utah St.
(39.73919, -105.19620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.8782 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		N 36th St. / W Hil Rd. / W Catalpa Dr.
(43.65542, -116.23333) 		Roundabout
Existing 		All-Way Yield
Unknown 		6 Approaches
0 Driveways
74.3128 		Other (At-Grade)
Single-Lane 		2016 Dogbone shape. ICD estimated from Google Maps linework.
Runcorn, England
Halton
United Kingdom 		Bridgewater Interchange: A558 (Daresbury Expressway - Bridgewater Expressway) / A533 (Mersey Gateway) Ramps
(53.34114, -2.70215) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		Dogbone shaped.
Omaha, NE
Douglas Co.
United States 		N Saddle Creek Rd. / Country Club Ave. / Seward St. / 50th St. / Happy Hollow Rd.
(41.27431, -95.99039) 		Roundabout
Existing 		Unknown
Unknown 		8 Approaches
0 Driveways
28.7235 		Other (At-Grade)
Single-Lane 		2003 Dogbone/peanut shape. ICD estimated from Google Maps linework.
Marietta, GA
Cobb Co.
United States 		John Ward Rd. / Irwin Rd. SW
(33.91965, -84.62013) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2018 Dotted edge line across exits. Year Completed estimated (2018-2019).