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
Beverly, MA
Essex Co.
United States 		Essex St. / Old Essex Rd.
(42.57129, -70.85769) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
24.6273 		Other (At-Grade)
Single-Lane 		2018 https://www.salemnews.com/news/local_news/essex-street-around-new-roundabout-to-be-closed-for-work/article_33d9323d-29f7-5067-a7e0-8ba022b4f125.html?psid=80AVI ICD estimated from Google Maps linework.
East Longmeadow, MA
Hampden Co.
United States 		Center Square (Maple St. / Shaker Rd. / Prospect St. / Somers Rd. / Pleasant St. / Elm St. / N Main St.)
(42.06482, -72.51288) 		Other
Existing 		Other
Unknown 		7 Approaches
0 Driveways
31.0329 		Other (At-Grade)
Single-Lane 		Seven way intersection. Mixture of stop signs and yield, including yields within the circle. Appeared in Ripley's Believe It or Not: https://www.thehotiron.com/index.php/site/comments/wisconsin_roundabouts_to_a_native_massachusetts_rotary_driver ICD estimated from Google Maps linework.
O'Fallon, IL
St. Clair Co.
United States 		Milburn Estates Dr. / Portsmith Place Dr.
(38.61138, -89.94514) 		Other
Existing 		Uncontrolled
None 		3 Approaches
0 Driveways
55.9947 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
O'Fallon, IL
St. Clair Co.
United States 		Cambridge Blvd. / St Francis Way / St Elizabeth's Blvd.
(38.58493, -89.93023) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.6755 		Other (At-Grade)
Single-Lane 		2016 Roundabout built by hospital. ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		N Pearl St. / Five Mile Dr. / N Waterfront Dr. / Ferry Crossing Landing Rd / Park Ave.
(47.30193, -122.51556) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
32.3966 		Other (At-Grade)
Single-Lane 		2018 https://www.thenewstribune.com/news/local/article196233104.html ICD estimated from Google Maps linework.
Yakima, WA
Yakima Co.
United States 		N Fair Ave. / E Lincoln Ave. / N 10th St. / Bravo Company Blvd.
(46.60868, -120.49385) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.0238 		Other (At-Grade)
Single-Lane 		2015 https://www.yakimawa.gov/media/news/fair-avenue-roundabout-opening-to-traffic/ ICD estimated from Google Maps linework.
Raymond, WA
Pacific Co.
United States 		US 101 / Henkle St. (SR 6)
(46.68234, -123.73051) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.0389 		Other (At-Grade)
Single-Lane 		2018 http://www.wsdot.wa.gov/Projects/US101/SR6IntersectionAndDrainage/default.htm ICD estimated from Google Maps linework.
Taos, NM
Taos Co.
United States 		NM 585 (Paseo del Cañon) / Camino des Colores
(36.37670, -105.57657) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
44.2334 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Taos, NM
Taos Co.
United States 		NM 585 (Paseo del Cañon) / Weimer Rd.
(36.37696, -105.58156) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
42.3101 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Taos, NM
Taos Co.
United States 		NM 585 (Paseo del Cañon) / Gusdorf Rd.
(36.37843, -105.58705) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.6167 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		(unknown) / (unknown)
(47.30214, -122.51434) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
27.5370 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019). ICD estimated from Google Maps linework.
Gautier, MS
Jackson Co.
United States 		N Dolphin Dr. / William Payne Adams Blvd. / (unknown)
(30.39643, -88.65932) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.1462 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		N Taft Hill Rd. / CR 70 / CR 19
(40.75500, -105.11504) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
37.0933 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States 		Central Ave. / 8th St.
(26.14718, -81.79695) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.2979 		Other (At-Grade)
Single-Lane 		2016 Elliptical shape. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States 		Central Ave. / 10th St.
(26.14752, -81.79419) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.8120 		Other (At-Grade)
Single-Lane 		2016 Elliptical shape. 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.
Port Orchard, WA
Kitsap Co.
United States 		SW Lake Flora Rd. / JM Dickenson Rd. SW
(47.46497, -122.72410) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.9114 		Other (At-Grade)
Single-Lane 		2011 https://pugetsoundblogs.com/roadwarrior/tag/lake-flora/ ICD estimated from Google Maps linework.
Bloomington, MN
Hennepin Co.
United States 		W 78th St. / US 169 Frontage Rd. / (parking lot)
(44.86145, -93.39441) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.5554 		Other (At-Grade)
Single-Lane 		2012 This is one of 6 roundabouts surrounding the interchange of I-494 and US 169. http://www.startribune.com/i-494-hwy-169-interchange-is-up-for-an-award/224898442/ ICD estimated from Google Maps linework.
Bloomington, MN
Hennepin Co.
United States 		W 78th St. / US 169 SB Offramp / I-494 WB Onramp
(44.86118, -93.39598) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.7090 		Freeway Ramps (Grade-Separated)
Single-Lane 		2012 This is one of 6 roundabouts surrounding the interchange of I-494 and US 169. ICD estimated from Google Maps linework.
Bloomington, MN
Hennepin Co.
United States 		Washington Ave. / W 78th St. / Viking Dr.
(44.86003, -93.39886) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.0960 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 This is one of 6 roundabouts surrounding the interchange of I-494 and US 169. ICD estimated from Google Maps linework.
Bloomington, MN
Hennepin Co.
United States 		W 78th St. / Washington Ave. / Marth Rd.
(44.85859, -93.39850) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.2504 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 This is one of 6 roundabouts surrounding the interchange of I-494 and US 169. ICD estimated from Google Maps linework.
Bloomington, MN
Hennepin Co.
United States 		Washington Ave. / Ensign Rd. / Marth Rd. / I-494 EB Offramp
(44.85775, -93.39652) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.2509 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2012 This is one of 6 roundabouts surrounding the interchange of I-494 and US 169. ICD estimated from Google Maps linework.
Bloomington, MN
Hennepin Co.
United States 		Marth Rd. / US 169 NB Offramp / I-494 EB Onramp
(44.85809, -93.39324) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.2507 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2012 This is one of 6 roundabouts surrounding the interchange of I-494 and US 169. Teardrop shape. ICD estimated from Google Maps linework.
South Holland, IL
Cook Co.
United States 		Cottage Grove Ave. / E 166th St.
(41.59355, -87.59766) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.3301 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Plain City, OH
Union Co.
United States 		Hyland-Croy Rd. / Brock Rd.
(40.16244, -83.18563) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5091 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Plain City, OH
Union Co.
United States 		Hyland-Croy Rd. / Ryan Pkwy
(40.16771, -83.18450) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.8557 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
McDonough, GA
Henry Co.
United States 		GA 81 / Snapping Shoals Rd. / Jackson Lake Rd.
(33.46282, -83.96860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.9199 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2017 On high-speed roadway (55 mph, 2-lane highway) with an 85 ft ICD. Painted splitter islands, no external curbs but external truck aprons on three corners. ICD estimated from Google Maps linework.
Manhattan, KS
Riley Co.
United States 		Anderson Ave. / Kimball Ave. / Scenic Dr.
(39.19169, -96.64167) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
62.0184 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
Arlington, TX
Tarrant Co.
United States 		Nolan Ryan Expy. / Road to Six Flags St.
(32.75261, -97.08398) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Adjacent to baseball stadium. Year Completed estimated (2007-2008).
Lancaster, PA
Lancaster Co.
United States 		N Plum St. / E New St. / Park Ave.
(40.04975, -76.29905) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
100.5667 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019 https://fox43.com/2019/06/12/mini-roundabout-causes-some-confusion-for-drivers-in-lancaster/ ICD estimated from Google Maps linework.
Mandeville, LA
St. Tammany Par.
United States 		LA-59 / Sharp Rd. / Pineview Rd.
(30.39668, -90.04326) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.1461 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Video with aerial view here: https://wgno.com/2019/05/24/new-hwy-59-roundabout-in-mandeville-opening-to-traffic/ 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.
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.
Golden Valley, MN
Hennepin Co.
United States 		Golden Valley Rd. / Douglas Dr.
(44.99127, -93.36021) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.0091 		Other (At-Grade)
Single-Lane 		2017 Right-turn-only lanes on north and south legs. date: https://www.hennepin.us/douglasdrive and streetview ICD estimated from Google Maps linework.
Kennesaw, GA
Cobb Co.
United States 		Barrett Lakes Blvd. / Shiloh Valley Dr.
(34.00320, -84.57276) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.6636 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 https://www.mdjonline.com/news/south-barrett-reliever-roundabout-opens-to-public/article_db8e3cf4-7005-11e8-b68e-5fe8e2834b71.html ICD estimated from Google Maps linework.
Cumming, GA
Forsyth Co.
United States 		Hubbard Town Rd. / Hopewell Rd. / Carruth Lake Dr.
(34.31342, -84.08011) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.4996 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2015-2017). 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.
Arcata, CA
Humboldt Co.
United States 		Sunset Ave. / Foster Ave. / Jay St.
(40.87972, -124.08482) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.5754 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2014 Speed hump on southeast leg. Date: https://krcrtv.com/archive/new-roundabout-open-in-arcata-_2016051318431286 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.
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.
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.
Stanford, CA
Santa Clara Co.
United States 		Campus Dr. / Serra St.
(37.42679, -122.15944) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.5257 		Other (At-Grade)
Single-Lane 		2018 https://transportation.stanford.edu/news/stanfords-fifth-roundabout-open-serra-street-and-campus-drive-east ICD estimated from Google Maps linework.
Cedar Rapids, IA
Linn Co.
United States 		Kirkwood Blvd SW. / S School Access Rd.
(41.89988, -91.65658) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6698 		Other (At-Grade)
Single-Lane 		2017 http://www.cedar-rapids.org/local_government/departments_g_-_v/public_works/kirkwood_blvd_sw.php ICD estimated from Google Maps linework.
La Center, WA
Clark Co.
United States 		NW Pacific Hwy. / W 4th St.
(45.86195, -122.67258) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.6053 		Other (At-Grade)
Single-Lane 		2018 https://www.clarkcountytoday.com/local_news/the-4th-street-and-pacific-highway-roundabout-in-la-center-completed/ ICD estimated from Google Maps linework.
Kingsville, MD
Baltimore Co.
United States 		MD 147 (Harford Rd.) / Glen Arm Rd. / Mt Vista Rd.
(39.46045, -76.45652) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0397 		Other (At-Grade)
Single-Lane 		2018 https://www.baltimoresun.com/maryland/harford/aegis/ph-ag-harford-road-roundabout-20180102-story.html ICD estimated from Google Maps linework.
Clements, MD
St. Mary's Co.
United States 		MD 242 (Colton Point Rd.) / MD 234 (Budds Creek Rd.)
(38.32656, -76.72755) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.8559 		Other (At-Grade)
Single-Lane 		2017 https://www.somdnews.com/enterprise/spotlight/clements-roundabout-intersection-open-with-improvements-for-tractors/article_05f0355a-245a-5018-b4e6-79b0c5866ed8.html ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		MD 144 (W Washington St.) / Western Maryland Pkwy.
(39.64883, -77.75049) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7839 		Other (At-Grade)
Single-Lane 		2015 https://www.wcbcradio.com/?archiv=new-roundabout-near-hagerstown ICD estimated from Google Maps linework.
Princess Anne, MD
Somerset Co.
United States 		MD 822 (UMES Blvd.-Hickory Rd.) / MD 675 (Somerset Ave.)
(38.21930, -75.69592) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.4712 		Other (At-Grade)
Single-Lane 		2015 https://www.delmarvanow.com/story/news/local/maryland/2014/11/24/roundabout-umes-boulevard/70053440/ ICD estimated from Google Maps linework.
Aberdeen, MD
Harford Co.
United States 		MD 7 (Philadelphia Rd.) / Seven Trails Dr. / (unknown)
(39.48874, -76.22404) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.0861 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 ICD estimated from Google Maps linework.
Appleton, MD
Cecil Co.
United States 		MD 273 (Telegraph Rd.) / Appleton Rd.
(39.69858, -75.81417) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7574 		Other (At-Grade)
Single-Lane 		2016 https://www.cecildaily.com/business/construction-to-begin-on-two-roundabouts/article_a86c04d1-1da8-5e3a-927a-8f05b09e6c57.html ICD estimated from Google Maps linework.
Elkton, MD
Cecil Co.
United States 		MD 281 (Red Hill Rd.) / Muddy Ln. / Kemp Ln.
(39.61811, -75.79733) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
37.7202 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018) (streetview). ICD estimated from Google Maps linework.
West Friendship, MD
Howard Co.
United States 		Burntwoods Rd. / Andrea Dr. / MD 32 NB Ramps
(39.27321, -76.98627) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.1338 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Glenelg, MD
Howard Co.
United States 		Burntwoods Rd. (MD 932B) / Ten Oaks Rd. (MD 932C)
(39.27315, -76.98805) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.9074 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Glenelg, MD
Howard Co.
United States 		Ten Oaks Rd. / Pfefferkorn Rd. / MD 32 SB Ramps
(39.27615, -76.98641) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.3587 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Glenwood, MD
Howard Co.
United States 		Burntwoods Rd. / Sharp Rd.
(39.27702, -77.00369) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.5847 		Other (At-Grade)
Single-Lane 		2006 Adjacent to Glenelg High School. ICD estimated from Google Maps linework.
Portage, WI
Columbia Co.
United States 		W Wisconsin St. (STH 16) / Columbia Dr. (STH 127) / I-39 SB Ramps
(43.56023, -89.49496) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.9282 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2018 https://www.wiscnews.com/portagedailyregister/news/local/dot-nearly-ready-to-open-portage-s-first-roundabout-to/article_bdd0df9d-4e73-52b4-99de-252ab92cf7c8.html#4 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.
Windsor, WI
Dane Co.
United States 		Windsor Rd. / US 51 NB Ramps
(43.21629, -89.32191) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.3902 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 Year Completed estimated (2013-2014). Under construction in 2013 per Streetview. ICD estimated from Google Maps linework.
Windsor, WI
Dane Co.
United States 		Windsor Rd. / US 51 SB Ramps
(43.21641, -89.32400) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.2973 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Windsor, WI
Dane Co.
United States 		Windsor Rd. / N Towne Rd.
(43.21636, -89.32789) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.9085 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 Year Completed estimated (2013-2014). 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.
Highland, IL
Madison Co.
United States 		Broadway / Poplar St.
(38.73957, -89.67148) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.7156 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
O'Fallon, IL
St. Clair Co.
United States 		Milburn School Rd. / Merriam Pkwy. / Milburn Estates Dr.
(38.61429, -89.94506) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.1966 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
O'Fallon, IL
St. Clair Co.
United States 		Old Vincennes Trl. / Seven Hills Rd. / E State St.
(38.59342, -89.89246) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.4056 		Other (At-Grade)
Single-Lane 		2012 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.
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.
Tacoma, WA
Pierce Co.
United States 		E 29th St. / E 30th St. / E 28th St.
(47.23811, -122.40505) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.5704 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 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.
Green, OH
Summit Co.
United States 		E Turkeyfoot Lake Rd. / Pickle Rd.
(40.97410, -81.47402) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.9707 		Other (At-Grade)
Single-Lane 		2018 https://www.whbc.com/city-opens-new-roundabout-has-plans-for-more/ ICD estimated from Google Maps linework.
Monroe, NC
Union Co.
United States 		N Rocky River Rd. / Monroe Expressway WB Ramps
(35.06481, -80.59359) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
37.1473 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 Built as part of the Monroe Expressway (US 74 bypass) https://www.ncdot.gov/projects/monroe-expressway/Pages/default.aspx ICD estimated from Google Maps linework.
Monroe, NC
Union Co.
United States 		N Rocky River Rd. / Monroe Expressway EB Ramps
(35.06096, -80.59214) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
39.1043 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 Built as part of the Monroe Expressway (US 74 bypass) https://www.ncdot.gov/projects/monroe-expressway/Pages/default.aspx ICD estimated from Google Maps linework.
Lake Charles, LA
Calcasieu Par.
United States 		Nelson Rd. / Ham Reid Rd.
(30.15396, -93.24926) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.8318 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Case 3 design? https://www.kplctv.com/story/35937047/more-roundabouts-coming-to-ham-reid-road/ ICD estimated from Google Maps linework.
Conway, NH
Carroll Co.
United States 		North-South Rd / (Walmart parking)
(44.01823, -71.10901) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.2134 		Other (At-Grade)
Single-Lane 		2014 https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf ICD estimated from Google Maps linework.
Lancaster, NH
Coos Co.
United States 		US 2 (Main St.) / US 3
(44.49690, -71.57632) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.9279 		Other (At-Grade)
Single-Lane 		2016 https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf ICD estimated from Google Maps linework.
Warner, NH
Merrimack Co.
United States 		Rte 103 / (shopping center parking) / (service station)
(43.28882, -71.83340) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.5582 		Other (At-Grade)
Single-Lane 		2016 https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf ICD estimated from Google Maps linework.
Concord, NH
Merrimack Co.
United States 		Manor Rd. / Abbott Rd.
(43.26422, -71.57349) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2018 https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf
Macon, GA
Bibb Co.
United States 		Oglethorpe St. / College St.
(32.83378, -83.64483) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
17.0600 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Pascagoula, MS
Jackson Co.
United States 		Hospital Rd. / Old Mobile Hwy.
(30.36849, -88.53333) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
88.6193 		Other (At-Grade)
Single-Lane 		2017 http://cityofpascagoula.com/482/Hospital-Road-Improvements ICD estimated from Google Maps linework.
Tallahassee, FL
Leon Co.
United States 		Bannerman Rd. / Beech Ridge Trl.
(30.56320, -84.21951) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.3348 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Upper Allen Township, PA
Cumberland Co.
United States 		W Lisburn Rd. / Grantham Rd.
(40.16298, -76.99018) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
16.4290 		Other (At-Grade)
Single-Lane 		2018 https://www.abc27.com/news/top-video/new-traffic-circle-opens-in-upper-allen_20181003215307/1495637846 ICD estimated from Google Maps linework.
Cranberry Township, PA
Butler Co.
United States 		N Boundary Rd. / Marshall Rd.
(40.72428, -80.10002) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
19.9129 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Berthoud, CO
Larimer Co.
United States 		N Berthoud Pkwy. / Woodcock St.
(40.34689, -105.09527) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.4098 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Fourth approach stubbed. Year Completed estimated (2016-2017). 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.
Concord, VA
Campbell Co.
United States 		Village Hwy. / Doss Rd. / Spring Mill Rd.
(37.33438, -78.98112) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2019).
Henderson, NV
Clark Co.
United States 		Bicentennial Pkwy. / Via Inspirada
(35.94042, -115.13329) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Peanut shape. Each node ICD = 150 ft; total length 450 ft. Opened 2018. News report that they are planning on replacing this roundabout with a signalized intersection in 2024. https://www.reviewjournal.com/local/traffic/after-nearly-100-crashes-henderson-to-replace-figure-eight-roundabout-3061585/
South Bend, IN
St. Joseph Co.
United States 		W Angela Blvd. / Riverside Dr.
(41.69334, -86.26413) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.6465 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Kings Beach, CA
Placer Co.
United States 		N Lake Blvd. / Coon St.
(39.23589, -120.02207) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.6021 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Kings Beach, CA
Placer Co.
United States 		N Lake Blvd. / Bear Ave. / Brook Ave. / (beach parking)
(39.23681, -120.02465) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.0514 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Winters, CA
Yolo Co.
United States 		SR 128 (E Grant Ave.) / Walnut Ln. / (parking lot)
(38.52629, -121.96733) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.8992 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Lakeport, CA
Lake Co.
United States 		Todd Rd. / Parallel Dr.
(39.03226, -122.92521) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.5433 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1993-2003). ICD estimated from Google Maps linework.
Kansas City, MO
Jackson Co.
United States 		Ward Pkwy. / W Meyer Blvd. / W 63rd Terr. / W 64th St.
(39.01282, -94.60234) 		Other
Existing 		Other
Unknown 		5 Approaches
0 Driveways
64.9600 		Other (At-Grade)
Multilane (3+ Lane) 		Fountain in central island. No control on Ward Pkwy; stop signs on other approaches. ICD estimated from Google Maps linework.
North Liberty, IA
Johnson Co.
United States 		North Liberty Rd. NE / Dubuque St. NE
(41.73359, -91.57568) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7807 		Other (At-Grade)
Single-Lane 		2016 https://northlibertyiowa.org/2016/09/26/trail-closure-on-dubuque-street-trail-roundabout-nearing-completion/# ICD estimated from Google Maps linework.
Yucaipa, CA
San Bernardino Co.
United States 		Yucaipa Blvd. / California St.
(34.03389, -117.03884) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.7745 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Yucaipa, CA
San Bernardino Co.
United States 		Yucaipa Blvd. / 2nd St.
(34.03390, -117.04319) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.7642 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Fairview, CA
Alameda Co.
United States 		Fairview Ave. / Five Canyons Pkwy. / East Ave. (Star Ridge Rd.)
(37.67520, -122.03220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.7965 		Other (At-Grade)
Single-Lane 		1998 https://www.sfgate.com/bayarea/article/COMMUTER-CHRONICLES-IN-A-ROUNDABOUT-WAY-The-2975842.php ICD estimated from Google Maps linework.
Hayward Highland, CA
Alameda Co.
United States 		Fairview Ave. / Hayward Blvd. / Stonebrae Country Club Dr.
(37.65432, -122.01743) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.7681 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.