Roundabouts Database

29483 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
Trenton, NJ
Mercer Co.
United States 		Meadowlark Dr. / Meadowlark Dr.
(40.21770, -74.67986) 		Other
Existing 		One-Way/Two-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
New Stanton, PA
Westmoreland Co.
United States 		I-70 / Bair Blvd
(40.21722, -79.61435) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.7756 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 Year Completed could be 2017. ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		Hyatts Rd. / Steitz Rd.
(40.21703, -83.10868) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2020 https://engineer.co.delaware.oh.us/image_slider/hyatts-steitz-roundabout/
(unincorporated), OH
Delaware Co.
United States 		Sawmill Pkwy. / Hyatts Rd.
(40.21642, -83.09669) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.8641 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Trenton, NJ
Mercer Co.
United States 		S Warren St. / Livingston St.
(40.21628, -74.76458) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2013 No splitter island on southwest leg. Year Completed estimated (2010-2013).
Hamilton Square, NJ
Mercer Co.
United States 		Silver Ct.
(40.21606, -74.68183) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
New Stanton, PA
Westmoreland Co.
United States 		I-70 / Pennsylvania Ave / SR 3089
(40.21546, -79.61296) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.1608 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 Year completed could be 2017. ICD estimated from Google Maps linework.
Ruffs Dale, PA
Westmoreland Co.
United States 		Waltz Mill Rd. / SR 3014 (Hunker Rd.) / Waltz Mill Flats Rd.
(40.21406, -79.66566) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2021 Merging right-turn bypass lane on east leg. Year Completed estimated (2020-2021).
Ruffs Dale, PA
Westmoreland Co.
United States 		SR 3014 (Hunker Rd.) / I-70 WB Ramps
(40.21336, -79.66387) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.8640 		Freeway Ramps (Grade-Separated)
Single-Lane 		2021 Year Completed estimated (2020-2021).
(unincorporated), PA
Westmoreland Co.
United States 		Waltz Mill Rd. / I-70 EB Ramps
(40.21090, -79.66617) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 Raindrop shaped. Year Completed estimated (2021-2023).
Carlisle, PA
Cumberland Co.
United States 		N College St. / B St.
(40.20962, -77.19535) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.youtube.com/watch?v=KwvSjWacVwI
Carlisle, PA
Cumberland Co.
United States 		B St. / Fairground Ave.
(40.20914, -77.18946) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.facebook.com/carlislepa/videos/b-street-and-fairground-avenue-roundabout/587170292764586/
Muncie, IN
Delaware Co.
United States 		N McKinley Ave. / (bus transfer station)
(40.20897, -85.40813) 		Other
Existing 		All-Way Stop
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Santo António dos Olivais, Coimbra
Coimbra
Portugal 		Avenida Elísio de Moura / Rua Bento de Jesus Caraça
(40.20761, -8.40020) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Clay, PA
Lancaster Co.
United States 		Home Towne Blvd. / Liberty St.
(40.20702, -76.20520) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
(unincorporated), OH
Delaware Co.
United States 		Eagles Landing Dr. / Liberty Grand Blvd.
(40.20685, -83.10250) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2021).
Muncie, IN
Delaware Co.
United States 		W Jackson St. / N Nebo Rd.
(40.20592, -85.46167) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.1886 		Other (At-Grade)
Unknown 		2016 ICD estimated from Google Maps linework.
North Strabane Township, PA
Washington Co.
United States 		SR 519 / Thomas 84 Rd.
(40.20510, -80.12600) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
36.4862 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Santo António dos Olivais, Coimbra
Coimbra
Portugal 		Avenida Fernando Namora / Avenida Elísio de Moura / Ladeira do Chão do Bispo / Rua General Humberto Delgado / Rua Dom Sancho
(40.20485, -8.40113) 		Roundabout
Existing 		All-Way Yield
Pedestrian Signal (red-yellow-green to drivers) 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
North Strabane Township, PA
Washington Co.
United States 		SR 519 / T693
(40.20370, -80.12650) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.5748 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Washington, PA
Washington Co.
United States 		Landings Dr. / Helen Dr.
(40.20240, -80.20615) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2014 Painted splitter islands. Painted out outside portion of circulatory roadway. Year Completed estimated (2014-2015).
Longmont, CO
Boulder Co.
United States 		Sundance Dr. / Tyrrhenian Dr.
(40.20202, -105.06468) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2016-2017).
Longmont, CO
Boulder Co.
United States 		Sundance Dr. / Galapagos Pl.
(40.20011, -105.06468) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2016-2017).
Muncie, IN
Delaware Co.
United States 		N Morrison Rd. / W Jackson St.
(40.20002, -85.44279) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.5767 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		Lewis Center Rd. / North Rd.
(40.19973, -83.01417) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6717 		Other (At-Grade)
Single-Lane 		2019 Opened September 2019. https://engineer.co.delaware.oh.us/projects/lewiscenter-north/
Lewis Center, OH
Delaware Co.
United States 		Lewis Center Rd. / Home Rd. / Piatt Rd.
(40.19918, -83.00608) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2023 Turbo roundabout. Add-lane right-turn bypass lane on west leg. Merging right-turn bypass lane on south leg. https://engineer.co.delaware.oh.us/image_slider/lewis-center-road-and-home-road-roundabout-2023/
Longmont, CO
Boulder Co.
United States 		Sundance Dr. / Tyrrhenian Cir.
(40.19784, -105.06451) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2016-2017).
(unincorporated), OH
Delaware Co.
United States 		Home Rd. / S Section Line Rd.
(40.19766, -83.13407) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.1740 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		Riverside Dr. / Home Rd.
(40.19746, -83.13604) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.2619 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 ICD estimated from Google Maps linework.
Mechanicsburg, PA
Cumberland Co.
United States 		Lisburn Rd. / Rossmoyne Rd.
(40.19649, -76.94005) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 https://www.wgal.com/article/lower-allen-township-roundabouts-open/29751390
East Side, CO
Boulder Co.
United States 		E 21st Ave. / Alpine St.
(40.19588, -105.08752) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
(unincorporated), OH
Delaware Co.
United States 		Home Rd. / Concord Rd.
(40.19585, -83.16441) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.6666 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Longmont, CO
Boulder Co.
United States 		Sundance Dr. / Twilight Dr.
(40.19529, -105.06175) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2016 Initial construction without splitter islands 1999-2002. Splitter islands added 2016-2017.
Mechanicsburg, PA
Cumberland Co.
United States 		Lisburn Rd. / Arcona Rd.
(40.19402, -76.94066) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 https://www.wgal.com/article/lower-allen-township-roundabouts-open/29751390
Mechanicsburg, PA
Cumberland Co.
United States 		Haralson Dr. / Stellar Dr.
(40.19368, -76.95742) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Mechanicsburg, PA
Cumberland Co.
United States 		Haralson Dr. / Norland St.
(40.19355, -76.95545) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Spring Creek, UT
Utah Co.
United States 		S Mountain Vista Pkwy. / S Sierra Vista Way.
(40.19060, -111.61533) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005). North leg added 2011-2013.
Arcadia, IN
Hamilton Co.
United States 		E 276th St. / E 281st St. / (business entrance)
(40.19029, -86.05290) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020
Santo António dos Olivais, Coimbra
Coimbra
Portugal 		N17 (Estrada da Beira - Via António Ferrer Correia) / Rua do Arieiro / Rua da Escola
(40.19015, -8.40036) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Mechanicsburg, PA
Cumberland Co.
United States 		Orchard Blvd. / Mcintosh Dr.
(40.18977, -76.96065) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Muncie, IN
Delaware Co.
United States 		S Walnut St. / Seymour St.
(40.18939, -85.38655) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
34.6699 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 ICD estimated from Google Maps linework.
Hamilton Township, NJ
Mercer Co.
United States 		S Broad St. / White Horse Ave. / Bordentown Rd. / Pearson Dr.
(40.18820, -74.70483) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.9696 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Rebuilt from a rather confusing traffic circle. ICD estimated from Google Maps linework.
Mechanicsburg, PA
Cumberland Co.
United States 		Orchard Blvd. / Lake Dr.
(40.18776, -76.96866) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Yorktown, IN
Delaware Co.
United States 		W River Rd. / Nebo Rd.
(40.18672, -85.46177) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.thestarpress.com/story/news/local/2022/07/28/muncie-traffic-nebo-road-roundabout-open-yorktown-indiana-construction/65384724007/
Santo António dos Olivais, Coimbra
Coimbra
Portugal 		N17 (Estrada da Beira - Estrada da Beira) / IC3 / N110
(40.18502, -8.39738) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Mechanicsburg, PA
Cumberland Co.
United States 		Lake Dr. / Harvest Dr.
(40.18397, -76.96982) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Mahomet, IL
Champaign Co.
United States 		Kassen Ave. / Churchill Rd.
(40.18361, -88.37692) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.0231 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		Lewis Center Rd. / Bale Kenyon Rd.
(40.18296, -82.96386) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
46.5351 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Mahomet, IL
Champaign Co.
United States 		Churchill Rd. / E South Mahomet Rd.
(40.17978, -88.37471) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.wandtv.com/community/ribbon-cutting-being-held-for-new-mahomet-roundabout/article_bafa4206-5314-11ee-a61e-03aed1b80bd1.html
Belmar, NJ
Monmouth Co.
United States 		10th Ave. / D St.
(40.17855, -74.02169) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Belmar, NJ
Monmouth Co.
United States 		10th Ave. / B St.
(40.17772, -74.01782) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Mount Pleasant, PA
Westmoreland Co.
United States 		SR 981 / Hecla Rd. / State St.
(40.17769, -79.52978) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://mthbg-laurelvalley.azurewebsites.net/section-1/section-1-project-area-photos.php
(unincorporated), OH
Delaware Co.
United States 		Olentangy River Rd. / W Orange Rd. / Carriage Rd.
(40.17575, -83.04679) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2014).
Lower Southampton Township, PA
Bucks Co.
United States 		Bridgetown Pike / W Maple (SR 0213) / Bridgetown Pike (SR 2010)
(40.17417, -74.96831) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Single-Lane 		2016
(unincorporated), OH
Delaware Co.
United States 		E Orange Rd. / Roespark Blvd. / (school entrance)
(40.17355, -82.98272) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2011
Plain City, OH
Union Co.
United States 		Hyland-Croy Rd. / Wells Rd.
(40.17354, -83.18698) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.8529 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Longmont, CO
Boulder Co.
United States 		Deerwood Dr. / Bluefield Ave.
(40.17346, -105.06460) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
26.4648 		Other (At-Grade)
Single-Lane 		2002 Functional Class: Local ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		E Orange Rd. / Walker Wood Blvd. / Abbey Knoll Dr.
(40.17312, -82.97326) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.3775 		Other (At-Grade)
Single-Lane 		2011 Right-turn-only lane on south leg. ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		Bale Kenyon Rd. / E Orange Rd.
(40.17266, -82.96241) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.6785 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 ICD estimated from Google Maps linework.
Longmont, CO
Boulder Co.
United States 		Deerwood Dr. / Windflower Dr.
(40.17093, -105.06300) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
25.5532 		Other (At-Grade)
Single-Lane 		2003 Functional Class: Local ICD estimated from Google Maps linework.
Longmont, CO
Boulder Co.
United States 		Deerwood Dr. / Summer Hawk Dr.
(40.17087, -105.05720) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
25.5532 		Other (At-Grade)
Single-Lane 		2003 Functional Class: Local ICD estimated from Google Maps linework.
Longmont, CO
Boulder Co.
United States 		Deerwood Dr. / Stardance Cir.
(40.16962, -105.06120) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
22.8158 		Other (At-Grade)
Single-Lane 		2003 Functional Class: Local 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.
(unincorporated), OH
Delaware Co.
United States 		Harriot Dr. / Concord Rd.
(40.16689, -83.15468) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
44.7208 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Mount Pleasant, PA
Westmoreland Co.
United States 		SR 819 / SR 981
(40.16665, -79.54360) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Single-Lane 		2023 https://www.penndot.pa.gov/RegionalOffices/district-12/pages/details.aspx?newsid=2355
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.
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.
(unincorporated), OH
Delaware Co.
United States 		Green Meadows Dr. / Highfield Dr.
(40.16105, -83.01333) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://engineer.co.delaware.oh.us/image_slider/highfield-green-meadows/
Springville, UT
Utah Co.
United States 		400 S / 1300 E / Canyon Dr.
(40.16084, -111.58691) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.8993 		Other (At-Grade)
Single-Lane 		2014 Little deflection for northbound through movement. Yield-controlled right-turn bypass lane on south leg. ICD estimated from Google Maps linework.
Blue Bell, PA
Montgomery Co.
United States 		Anvil Ln.
(40.16062, -75.28413) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tavarede, Coimbra
Figueira da Foz
Portugal 		Rotunda 31 de Janeiro [Avenida Doutor Manuel Gaspar de Lemos / Avenida Primeiro de Maio / Rua Doutora Cristina Torres]
(40.15994, -8.85846) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Mechanicsburg, PA
Cumberland Co.
United States 		Cope Circle [Cope Dr. / Glime Dr./ Kower Dr.]
(40.15949, -77.01261) 		Other
Existing 		Unknown
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Dublin, OH
Union Co.
United States 		Hyland-Croy Rd. / Glacier Ridge Blvd
(40.15634, -83.18476) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.9484 		Other (At-Grade)
Single-Lane 		2006 A school nearby and park on the other side. Previously controlled by stop control side street Functional Class: Arterial/Residential ICD estimated from Google Maps linework.
Orange Township, OH
Delaware Co.
United States 		E Powell Rd. / Lyra Dr. / Mesloh Dr.
(40.15631, -82.97132) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://www.delgazette.com/news/98988/roundabout-completed-in-orange
Dublin, OH
Union Co.
United States 		Tartan Ridge Blvd. / (unknown)
(40.15592, -83.17858) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.6460 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Muncie, IN
Delaware Co.
United States 		S Madison St. / S Walnut St.
(40.15550, -85.38320) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.3385 		Other (At-Grade)
Single-Lane 		2014 High intersection skew angle with right-turn bypass lanes in acute-angle quadrants. ICD estimated from Google Maps linework.
Buarcos e São Julião, Coimbra
Figueira da Foz
Portugal 		Avenida Doutor Manuel Gaspar de Lemos / Avenida Doutor Joaquim de Carvalho
(40.15544, -8.86172) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Dublin, OH
Union Co.
United States 		Burnett Ln. / (unknown)
(40.15401, -83.17877) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
22.8210 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Springville, UT
Utah Co.
United States 		900 S / S 1750 W
(40.15390, -111.64240) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.6468 		Other (At-Grade)
Single-Lane 		2003 Partially painted splitter islands. ICD estimated from Google Maps linework.
Quail, CO
Boulder Co.
United States 		Boston Ave. (S. Martin St.) / (parking)
(40.15350, -105.09292) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Oval shaped. ICD = 170 feet x 130 feet. Northbound left-turn-only lane signed but not marked on approach. Year Completed estimated (2006-2007).
Quail, CO
Boulder Co.
United States 		Boston Ave. / (parking)
(40.15114, -105.09285) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2006 Right-turn-only lane on north leg. Year Completed estimated (2005-2006). South leg added 2016-2017.
Wall Township, NJ
Monmouth Co.
United States 		RT-34 S / Allaire Rd.
(40.15011, -74.09599) 		Rotary
Existing 		Other
Unknown 		4 Approaches
0 Driveways
106.8086 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Built in the 1930s. Yield signs on Allaire Rd approaches; some kind of traffic lights on Rt 34 approaches. ICD estimated from Google Maps linework.
Lititz, PA
Lancaster Co.
United States 		SR 772 (Rothsville Rd.) / Clay Rd. / E 6th St.
(40.15010, -76.28406) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.fox43.com/article/news/local/lancaster-county/new-traffic-roundabout-will-open-soon-in-warwick-township-lancaster-county-here-are-the-rules-of-the-road/521-0346b5cc-94be-415f-92c8-d4dcbcd913b3
Quail, CO
Boulder Co.
United States 		Boston Ave. / Junction Dr.
(40.14998, -105.09200) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2016-2017).
Polhemustown, NJ
Monmouth Co.
United States 		CR 539 / Sharon Station Rd.
(40.14995, -74.53846) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2022
Powell, OH
Delaware Co.
United States 		Sawmill Rd. / Presidential Pkwy.
(40.14895, -83.08899) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2023 https://engineer.co.delaware.oh.us/image_slider/presidential-parkway-and-sawmill-road-intersection-2023/
Longmont, CO
Boulder Co.
United States 		S Martin St. / Bountiful Ave.
(40.14740, -105.08831) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2017
Dublin, OH
Delaware Co.
United States 		Glick Rd. / Avery Rd. / Manley Rd.
(40.14709, -83.16482) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.9527 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Piqua, OH
Miami Co.
United States 		W Garbry Rd. / Looney Rd.
(40.14600, -84.21713) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2018 https://www.dailycall.com/news/48906/road-construction-set-to-be-completed-this-month
Jackson, NJ
Ocean Co.
United States 		Davidson Way W / Fairview Ln. E
(40.14563, -74.35165) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Upper Clover Basin, CO
Boulder Co.
United States 		Mountain Dr. / Boundary Pl.
(40.14560, -105.17468) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2015).
Lititz, PA
Lancaster Co.
United States 		W 6th St. / Woodcrest Ave.
(40.14491, -76.31435) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020
(unincorporated), OH
Delaware Co.
United States 		Liberty Road at Jewett Road
(40.14435, -83.07301) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
27.3892 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Blue Bell, PA
Montgomery Co.
United States 		Arbor Way / Jolly Rd. / (parking)
(40.14222, -75.28498) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2011-2016).
Plain City, OH
Union Co.
United States 		Industrial Pkwy. / Mitchell-Dewitt Rd.
(40.14221, -83.21567) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024
Danville, IL
Vermilion Co.
United States 		E English St. / N Jackson St.
(40.14221, -87.62787) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.9111 		Other (At-Grade)
Single-Lane 		2018 Opened October 29, 2018. https://www.news-gazette.com/news/danville-drivers-will-encounter-county-s-first-roundabout-beginning-today/article_f87c0143-b30f-5905-a5cd-20cc780a35d4.html ICD estimated from Google Maps linework.
Powell, OH
Delaware Co.
United States 		S Liberty St. / Salisbury Dr.
(40.14137, -83.07254) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://engineer.co.delaware.oh.us/photogallery/
Westerville, OH
Delaware Co.
United States 		Worthington Rd. / Vesper Way
(40.14098, -82.95648) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.0426 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Upper Clover Basin, CO
Boulder Co.
United States 		Clover Basin Dr. / Eagan Way / Eagan Cir.
(40.14043, -105.16769) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2014
Westerville, OH
Delaware Co.
United States 		Orion Pl. / Worthington Rd. / Olde Worthington Rd.
(40.14015, -82.96511) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2021).