Roundabouts Database

10209 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways Functional Class /
LaneType 		Year Completed Comments
Valparaiso, IN
Porter Co.
United States 		Calumet Ave./Vale Park Rd./N Roosevelt Rd.
(41.49255, -87.04664) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2013
Cannon Falls, MN
Goodhue Co.
United States 		County 24 Blvd./65th Ave./4th St. S
(44.48234, -92.90306) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013 Year Completed estimated (2011-2015).
Cannon Falls, MN
Goodhue Co.
United States 		County 24 Blvd./US 52 NB Ramps
(44.48193, -92.90622) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2013 Raindrop shape. Year Completed estimated (2011-2015).
Cannon Falls, MN
Goodhue Co.
United States 		County 24 Blvd./US 52 SB Ramps
(44.48221, -92.90877) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2013 Raindrop shape. Year Completed estimated (2011-2015).
Cannon Falls, MN
Goodhue Co.
United States 		County 24 Blvd./63rd Ave.
(44.48285, -92.91156) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013 Year Completed estimated (2012-2015).
Eagan, MN
Dakota Co.
United States 		Lone Oak Pkwy./Vikings Pkwy.
(44.85793, -93.12387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2017
Maple Grove, MN
Hennepin Co.
United States 		Zachary Ln. N/101st Ave. N
(45.13782, -93.42223) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2013 Year Completed estimated (2012-2013).
Pine Island, MN
Olmsted Co.
United States 		E White Bridge Rd./White Pine Rd. SE
(44.18487, -92.56461) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2014 Year Completed estimated (2011-2015).
Oronoco, MN
Olmsted Co.
United States 		STH 31/Wazuweeta Rd.
(44.18054, -92.58227) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2014 Year Completed estimated (2011-2015).
Pine Island, MN
Olmsted Co.
United States 		CR 31/Riverview Rd.
(44.18062, -92.58812) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2014 Year Completed estimated (2011-2015).
Santa Fe, NM
Santa Fe Co.
United States 		S Meadows Rd./NM 599 NB Ramps/Alameda Frontage Rd.
(35.65799, -106.03527) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2012
Santa Fe, NM
Santa Fe Co.
United States 		S Meadows Rd./NM 599 SB Ramps/NM 599 Frontage Road
(35.65966, -106.03780) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2012
Oakwood, OH
Cuyahoga Co.
United States 		Pettibone Rd./Richmond Rd.
(41.35765, -81.48895) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013 Year Completed estimated (2012-2014).
Painesville, OH
Lake Co.
United States 		Painesville Warren Rd./Vrooman Rd./Leroy Center Rd.
(41.68699, -81.17544) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013
Troy, WI
St. Croix Co.
United States 		Radio Rd./STH 35 NB Ramps
(44.89914, -92.64804) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2014 Two-lane yield-controlled right-turn bypass lane on off-ramp. Merging right-turn bypass lane on north leg onto on-ramp. Year Completed estimated (2012-2016).
River Falls, WI
St. Croix Co.
United States 		Radio Rd./STH 35 SB Ramps
(44.89762, -92.64890) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2014 Two-lane yield-controlled right-turn bypass lane on off-ramp. Merging right-turn bypass lane oon south leg. Year Completed estimated (2012-2016).
River Falls, WI
St. Croix Co.
United States 		Radio Rd./Paulson Rd.
(44.89510, -92.64967) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2014 Fourth (west) leg stubbed. Year Completed estimated (2012-2016).
Prescott, AZ
Yavapai Co.
United States 		AZ 89/Deep Well Ranch Rd./Willow Creek Rd.
(34.65243, -112.43495) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2015
Chino Valley, AZ
Yavapai Co.
United States 		AZ 89/E Kalinich Ave
(34.70515, -112.45049) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2015
Chino Valley, AZ
Yavapai Co.
United States 		AZ 89/Road 4 N
(34.78916, -112.45193) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2014 Elliptical shape. Year Completed estimated (2014-2015).
Valley Park, MO
St. Louis Co.
United States 		Outer Rd. W/I-44 WB Ramp
(38.53947, -90.49870) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2016 Year Completed estimated (2016-2017).
Akron, OH
Summit Co.
United States 		S Old Main St./W South St./Bachtel Ave.
(41.06039, -81.52863) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2017 Year Completed estimated (2017-2018).
Calgary, AB
Alberta
Canada 		Bowfort Rd. NW/Bowfort Rd. NW
(51.08458, -114.20870) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways 		Other
Multilane (2 Lane) 		2017
Calgary, AB
Alberta
Canada 		Bowfort Rd. NW/Greenbriar Blvd. NW
(51.08589, -114.21227) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2017
Salaberry-de-Valleyfield, QC
Beauharnois-Salaberry Regional County Municipality
Canada 		Rue Victoria E/Rue Hébert/Rue Fabre
(45.25818, -74.11236) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013 Year Completed estimated (2013-2014).
St-Bruno-de-Montarville, QC
Longueuil
Canada 		Rue de Montarville/Rang des Vingt Cinq
(45.53776, -73.35711) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Mini-roundabout 		2017
East Chicago, IN
Lake Co.
United States 		US 12 (Columbus Dr.-Airport Rd.)/SR 912 SB Frontage Road/Ramps (Cline Ave.)
(41.63665, -87.43291) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2014
Shawinigan, QC
Shawinigan
Canada 		Rte 155/Chemin des Défricheurs
(46.64104, -72.67348) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013
Yamachiche, QC
Maskinongé
Canada 		Boulevard Saint Laurent E/Route Ste-Anne O/Route du Pays Brûlé
(46.26235, -72.87783) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2000 Year Completed estimated (before 2005).
Mont-Joli, QC
La Mitis Regional County Municipality
Canada 		Autoroute Jean Lesage (Rte 20)/Route Flavie-Drapeau/Boulevard Jacques Cartier
(48.59357, -68.20808) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2008 Year Completed estimated (2007-2009).
St-Georges, QC
Beauce-Sartigan Regional County Municipality
Canada 		127e Rue/Autoroute Robert-Cliche (A-73)
(46.13436, -70.64406) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2011 Year Completed estimated (2009-2012).
Shafer, MN
Chisago Co.
United States 		US 8 (Lake Blvd.)/STH 95 (Saint Croix Trl.)/Tern Ave.
(45.38284, -92.70331) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2016
Castle Rock, CO
Douglas Co.
United States 		Autumn Sage St./Copper Cloud Dr./Trail Stone Cir.
(39.38614, -104.82199) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005 Year Completed estimated (2005-2006).
Seaside, CA
Monterey Co.
United States 		Inter-Garrison Rd./8th Ave.
(36.65463, -121.78594) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways 		Other
Single-Lane 		2017
Seaside, CA
Monterey Co.
United States 		Divarty St./A St./5th Ave.
(36.65285, -121.79531) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2008 Year Completed estimated (2007-2008).
Tampa, FL
Hillsborough Co.
United States 		N 22nd St./N 21st Pl./E 23rd Ave./E 22nd Ave.
(27.97145, -82.43485) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013
Nashville, TN
Davidson Co.
United States 		Murphy Rd./46th Ave. N/Westlawn Dr.
(36.14106, -86.84108) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2014 Year Completed estimated (2014-2015).
Issaquah, WA
King Co.
United States 		Maple St. NW/(parking lots)
(47.54340, -122.05121) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Mini-roundabout 		2017
San Clemente, CA
Orange Co.
United States 		Camino de los Mares/Camino del Rio/Bonanza
(33.47361, -117.62883) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2017
San Clemente, CA
Orange Co.
United States 		Camino del Rio/Calle Sarmentoso
(33.47484, -117.62198) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2017
Newnan, GA
Coweta Co.
United States 		Martin Luther King Jr. Dr./Newnan Rd./Poplar Rd./Turkey Creek Rd.
(33.36307, -84.77959) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2016
Newnan, GA
Coweta Co.
United States 		Greison Trl./McIntosh Pkwy.
(33.37731, -84.78014) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2018
Johns Creek, GA
Fulton Co.
United States 		Sargent Rd./Crossington Rd.
(34.06858, -84.18933) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2016
Johns Creek, GA
Fulton Co.
United States 		Sargent Rd./Windbrooke Way/Lexington Woods Dr.
(34.06892, -84.19991) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2015
Kiawah Island, SC
Charleston Co.
United States 		Kiawah Island Pkwy./Betsy Kerrison Pkwy./Village Green Ln.
(32.60786, -80.14981) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005
Southfield, MI
Oakland Co.
United States 		Winchester St./Devondale St.
(42.49321, -83.25204) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways 		Other
Single-Lane 		2019 Diameter is 76 feet. https://www.cityofsouthfield.com/Portals/0/docs/Public%20Works/Roundabout%20FAQ_Section%2015%20Phase%20II.pdf
Stockbridge, GA
Henry Co.
United States 		GA 138/Hemphill Rd.
(33.55716, -84.17061) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2018 Year Completed estimated (2017-2018).
Florissant, MO
St. Louis Co.
United States 		Vaile Ave./Old Halls Ferry Rd.
(38.83294, -90.29315) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2015
Troy, MO
Lincoln Co.
United States 		S Lincoln Dr./Bueneman Ln./US 61 NB Ramps
(38.96739, -90.95594) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways 		Freeway Ramps
Single-Lane 		2013
Troy, MO
Lincoln Co.
United States 		S Lincoln Dr./US 61 SB Ramps
(38.96664, -90.95804) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2013
Troy, MO
Lincoln Co.
United States 		S Lincoln Dr./S 3rd St./Old Moscow Mills Rd.
(38.96606, -90.95936) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013
Maryville, TN
Blount Co.
United States 		Mall Rd./N Foothills Plaza Dr./(mall parking)
(35.74343, -83.99498) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2015
Murfreesboro, TN
Rutherford Co.
United States 		W Lytle St./W College St.
(35.84858, -86.39724) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2016
Irvington, AL
Mobile Co.
United States 		Hwy 24 (Half Mile Rd.)/Hwy 19 (Irvington-Bayou La Batre Hwy.)
(30.49445, -88.23393) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2016
Fairhope, AL
Baldwin Co.
United States 		Fairhope Ave./Oberg Rd.
(30.52379, -87.86932) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2016
Covington, LA
St. Tammany Par.
United States 		LA-1085/Ochsner Blvd./Francis Rd.
(30.46681, -90.15044) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2014 Year Completed estimated (2013-2014).
Sydney, NS
Cape Breton
Canada 		George St./Hwy 125 EB Ramps/Louisbourg Hwy.
(46.11459, -60.16760) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2014
Sydney, NS
Cape Breton
Canada 		Churchill Dr./Hwy 125 WB Ramps
(46.10795, -60.18697) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2014
Cape Breton, NS
Cape Breton
Canada 		Churchill Dr./Hwy 125 EB Ramps
(46.10643, -60.18726) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2014
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 		Other
Single-Lane 		2012 Year Completed estimated (2011-2012).
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 		Other
Single-Lane 		2012 Year Completed estimated (2011-2012).
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 		Other
Single-Lane 		1998 https://www.sfgate.com/bayarea/article/COMMUTER-CHRONICLES-IN-A-ROUNDABOUT-WAY-The-2975842.php
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 		Other
Single-Lane 		2006
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 		Other
Single-Lane 		2011
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 		Other
Single-Lane 		2014
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 		Other
Single-Lane 		2014
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 		Other
Single-Lane 		2018 Year Completed estimated (2017-2018).
Lakeport, CA
Lake Co.
United States 		Todd Rd./Parallel Dr.
(39.03226, -122.92521) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1998 Year Completed estimated (1993-2003).
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 		Other
Single-Lane 		2016 https://northlibertyiowa.org/2016/09/26/trail-closure-on-dubuque-street-trail-roundabout-nearing-completion/#
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 		Other
Single-Lane 		2014 https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf
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 		Other
Single-Lane 		2016 https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf
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 		Other
Single-Lane 		2016 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 		Other
Single-Lane 		2014 Year Completed estimated (2013-2015).
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 		Other
Single-Lane 		2017 http://cityofpascagoula.com/482/Hospital-Road-Improvements
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 		Other
Multilane (2 Lane) 		2015 Year Completed estimated (2014-2015).
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
Single-Lane 		2018 Year Completed estimated (2017-2019).
Waterville, QC
Coaticook Regional County Municipality
Canada 		Route Gilbert-Hyatt (Rte 108-Rte 143)/Rte 147
(45.34374, -71.86662) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2011 Year Completed based on Streetview.
Hatley Canton, QC
Memphrémagog Regional County Municipality
Canada 		Rue Belvédère/Autoroute 410 WB Ramps
(45.36010, -71.89496) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2014 Year Completed estimated (2013-2015).
Hatley Canton, QC
Memphrémagog Regional County Municipality
Canada 		Rue Belvédère/Autoroute 410 EB Ramps
(45.35780, -71.89470) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Freeway Ramps
Single-Lane 		2014 Year Completed estimated (2013-2015).
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 		Freeway Ramps
Single-Lane 		2008
Glenelg, MD
Howard Co.
United States 		Burntwoods Rd./Ten Oaks Rd.
(39.27315, -76.98805) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2008
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 		Freeway Ramps
Single-Lane 		2008
Glenwood, MD
Howard Co.
United States 		Burntwoods Rd./Sharp Rd.
(39.27702, -77.00369) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2006 Adjacent to Glenelg High School.
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 		Freeway Ramps
Multilane (2 Lane) 		2014 date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/
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 		Freeway Ramps
Multilane (2 Lane) 		2014 date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/
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 		Other
Multilane (2 Lane) 		2014 date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/
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 		Freeway Ramps
Multilane (2 Lane) 		2013 Year Completed estimated (2013-2014). Under construction in 2013 per Streetview.
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 		Freeway Ramps
Multilane (2 Lane) 		2013 Year Completed estimated (2013-2014).
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 		Other
Multilane (2 Lane) 		2013 Year Completed estimated (2013-2014).
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 		Other
Single-Lane 		2012
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 		Other
Single-Lane 		2012
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 		Other
Single-Lane 		2015 date: https://www.kfvs12.com/story/29497509/marion-to-install-roundabout-at-busy-intersection/
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 		Other
Single-Lane 		2016 date: https://www.linkedin.com/pulse/new-roundabout-opens-aurora-il-kevin-kassay
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 		Other
Single-Lane 		2013 date: https://caldwellguardian.blogspot.com/2013/08/new-roundabout-at-ustick-and-indiana.html
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 		Other
Multilane (2 Lane) 		2017 Case 3 design? https://www.kplctv.com/story/35937047/more-roundabouts-coming-to-ham-reid-road/
Coves North, MO
Platte Co.
United States 		NW Old Tiffany Springs Rd./N Green Hills Rd.
(39.26253, -94.63089) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2015 Elliptical shape. https://www.linecreekloudmouth.com/blog/street-improvements/
Kansas City, MO
Platte Co.
United States 		NW 72nd St./NW Waukomis Dr./N Green Hills Rd.
(39.22505, -94.62750) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2012 Streetview car went through just after completion while two approaches were still blocked off.
Riverside, MO
Platte Co.
United States 		N Woodward Rd./NW 52nd St.
(39.18892, -94.63177) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2012
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 		Other
Single-Lane
Glenview, 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 		Other
Single-Lane 		2016