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
Indian Trail, NC
Union Co.
United States 		Porter Ridge Campus Dr. / (unknown)
(35.09207, -80.57474) 		Roundabout
Existing 		Unknown
None 		4 Approaches
0 Driveways
46.9073 		Other (At-Grade)
Single-Lane 		2006 Entrance to Porter Ridge Middle School. ICD estimated from Google Maps linework.
Wilmington, NC
New Hanover Co.
United States 		Porters Neck Rd. / Edgewater Club Rd.
(34.29313, -77.77590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.6413 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Lower Clover Basin, CO
Boulder Co.
United States 		Portico Ln. / Portico Pl.
(40.13727, -105.17304) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on two legs.
Burnsville, MN
Dakota Co.
United States 		Portland Ave. / (high school access)
(44.78388, -93.26816) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.3648 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Burnsville, MN
Dakota Co.
United States 		Portland Ave. / E. Nicollet Blvd.
(44.75141, -93.26827) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.9270 		Other (At-Grade)
Single-Lane 		2005 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Joint Base Lewis-McChord, WA
Pierce Co.
United States 		Portland Ave. SW / Boundary St. SW / Camp Murray Gate
(47.12106, -122.56300) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.6312 		Other (At-Grade)
Single-Lane 		2012 Open October 2012. ICD estimated from Google Maps linework.
Cameron Park, NSW
Lake Macquarie
Australia 		Portland Dr. / Comel Ave.
(-32.91238, 151.60378) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
New Smyrna Beach, FL
Volusia Co.
United States 		Portofino Blvd. / Venetian Palms Blvd.
(29.02654, -81.02316) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Clayton, NC
Johnston Co.
United States 		Portofino Dr. / Paraggi Ct.
(35.64626, -78.36101) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.8808 		Other (At-Grade)
Single-Lane 		2008 No splitter islands. ICD estimated from Google Maps linework.
Kaliningrad, Kaliningrad
Kaliningrad
Russia 		Portovaya ulitsa / Transportnaya ulitsa
(54.69353, 20.45827) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Single-Lane
Stockton-on-Tees, England
Stockton-on-Tees
United Kingdom 		Portrack Interchange [A1046 (Haverton Hill Rd.) / A1032 (Tees Bridge Approach Rd.)]
(54.57864, -1.27457) 		Signalized Roundabout/Circle
Existing 		Signal
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane)
Cary, NC
Wake Co.
United States 		Portrait Dr. / (unknown)
(35.79986, -78.79715) 		Other
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
30.9977 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Coleraine, N. Ireland
Causeway Coast & Glens
United Kingdom 		Portrush Road Roundabout [A29 (Atlantic Rd. - Ring Rd.) / Atlantic Rd. / Ring Rd.]
(55.15611, -6.66416) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Stratham, NH
Rockingham Co.
United States 		Portsmouth Ave. / College Rd.
(43.02268, -70.91644) 		Rotary
Existing 		Uncontrolled
Unknown 		3 Approaches
0 Driveways
114.3832 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Cobham, England
Surrey
United Kingdom 		Portsmouth Rd. / A3 Ramps
(51.33481, -0.42774) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
Milton Keynes, England
Buckinghamshire
United Kingdom 		Portway / A5 Ramps
(52.03735, -0.78203) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
123.4277 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		ICD estimated from Google Maps linework.
Stockport, England
Greater Manchester
United Kingdom 		Portwood Roundabout: A560 (Great Portwood St.) / A626 (St. Marys Way) / B6104 (Carrington Rd.) / Tiviot Way / Hamilton Rd. M60 Ramps
(53.41632, -2.14879) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		7 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (3+ Lane)
Bryansk, Bryansk
Bryansk
Russia 		poselok Aeroflot SNT / (unknown)
(53.26393, 34.34827) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, 2x2 max)
Bryansk, Bryansk
Bryansk
Russia 		poselok Zarechnoye SNT / (unknown)
(53.23651, 34.38958) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane)
Quogue, NY
Suffolk Co.
United States 		Post Ln. / Niamogue Ln.
(40.81284, -72.59672) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		Circle with roundabout features.
Westlake, TX
Tarrant Co.
United States 		Post Oak Pl. / High Country Dr.
(32.97768, -97.19130) 		Other
Existing 		Uncontrolled
None 		3 Approaches
1 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2003 Residential Subdivision.
Marietta, GA
Cobb Co.
United States 		Post Oak Tritt Rd. / Hembree Rd.
(34.01244, -84.45950) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2020 https://mailchi.mp/5d5027d112e4/traffic-alert-new-roundabout-now-in-operation
Princeton Junction, NJ
Mercer Co.
United States 		Post Rd. / Alexander Rd.
(40.31186, -74.62854) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.1429 		Other (At-Grade)
Single-Lane 		2009 Previously controlled by one-way stop ICD estimated from Google Maps linework.
Warwick, RI
Kent Co.
United States 		Post Rd. / Centerville Rd. / Greenwich Ave.
(41.69875, -71.46003) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.3195 		Unknown
Single-Lane 		2017 NOT YET CONSTRUCTED - Coming in spring 2017. Construction work has started at this location, currently in winter (2016-2017) shutdown. Note new configuration as Centerville Road on the west side has been cuttoff - can no longer access Toll Gate Road from here. Mapping not yet updated. ICD estimated from Google Maps linework.
Village of Plover, WI
Portage Co.
United States 		Post Rd. / Maple Dr.
(44.45007, -89.54382) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.3982 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Warwick, RI
Kent Co.
United States 		Post Rd. / W. Shore Rd.
(41.69980, -71.45348) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.6694 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 New tear-drop roundabout. Only one approach (eb) has to yield. the WB approach is a free merge. Post Road (on west side of roundabout) is EB only. Fully operational - opened in fall 2016. Post Rod (SB) was previously 4 lanes NB only, now 2 lanes in each direction. ICD estimated from Google Maps linework.
Eersel, North Brabant
Eersel
Netherlands 		Postelseweg / Duizelweg / Dalemsedijk
(51.36050, 5.30414) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
23.8643 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Eersel, North Brabant
Eersel
Netherlands 		Postelseweg / Laaghuizerweg
(51.35510, 5.30702) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
22.3755 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Nettetal, North Rhine-Westphalia
Viersen
Germany 		Poststraße / Juiser Feld
(51.32776, 6.19665) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Woodbridge, VA
Prince William Co.
United States 		Potomac Branch Dr. / Oberlin Dr. / Barkham Dr. / Weeburn Way / Cadbury Way
(38.63114, -77.28082) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Triangle, VA
Prince William Co.
United States 		Potomac Crest Dr. / Lady Catherine Cir.
(38.53672, -77.31500) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.9607 		Other (At-Grade)
Single-Lane 		2006 Functional Class: Local ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		Potomac View Parkway / Dutchmans Creek
(39.33265, -77.63770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.3326 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		Potomac View Parkway / Volunteer Drive
(39.33145, -77.63483) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.1808 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Bonn, North Rhine-Westphalia
Bonn
Germany 		Potsdamer Platz
(50.74297, 7.07777) 		Rotary
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
98.2503 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Requires lane changing for some movements. ICD estimated from Google Maps linework.
Traverse City, MI
Grand Traverse Co.
United States 		Potter Rd. W / Garfield Rd. N
(44.68621, -85.58211) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2024 https://www.record-eagle.com/news/local_news/garfield-potter-roundabout-to-open-early/article_cb929e8a-28fa-11ef-8e2e-9354ed76a563.html
Omaha, NE
Douglas Co.
United States 		Potter St. / N 110th Ave.
(41.32809, -96.08515) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
Bennington, NE
Douglas Co.
United States 		Potter St. / Sheffield Dr. / N 155th Ave.
(41.32832, -96.15678) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.1123 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Westhampton Beach, NY
Suffolk Co.
United States 		Potunk Ln. / Main St.
(40.80814, -72.64700) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2019 https://www.danspapers.com/2018/07/big-plans-for-whbs-main-street/
Westhampton Beach, NY
Suffolk Co.
United States 		Potunk Ln. / Oak St. / School St. / Brook Rd. / Mill Rd.
(40.81412, -72.64636) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
39.7720 		Other (At-Grade)
Single-Lane 		2006 Oval shape. ICD estimated from Google Maps linework.
Omaha, NE
Douglas Co.
United States 		Potwin St. / S 135th St.
(41.20792, -96.12274) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.5497 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Greeley, CO
Weld Co.
United States 		Poudre River Rd. / N 81st Ave.
(40.44028, -104.80740) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2006).
Somerville, MA
Middlesex Co.
United States 		Powder House Square [Powder House Blvd. / Broadway / College Ave. / Werner St.]
(42.40114, -71.11677) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
70.1040 		Other (At-Grade)
Single-Lane 		2021 Originally 2-lane traffic circle with signal control on all entries and central island originally accessible for pedestrians. Converted to a single-lane roundabout in 2021 using only signing, striping, and raised markers. As of March 2022, all signals (including pedestrian signals) have been covered.
Dallas, GA
Paulding Co.
United States 		Powder Mill St. / Wal-Mart Dr.
(33.93363, -84.73243) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.6548 		Other (At-Grade)
Single-Lane 		2006 Serves Wal-Mart. ICD estimated from Google Maps linework.
Smyrna, GA
Cobb Co.
United States 		Powder Springs St. / Village Green Cir. / Fuller St. / King St.
(33.88554, -84.51644) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
70.3948 		Other (At-Grade)
Single-Lane 		Park in central island. ICD estimated from Google Maps linework.
Elanora Heights, NSW
Northern Beaches
Australia 		Powder Works Rd. / Kalang Rd.
(-33.69503, 151.28020) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
 Other (At-Grade)
Single-lane w/ Traversable Central Island
Park City, UT
Summit Co.
United States 		Powderwood Dr. / Factory Outlet Parking
(40.72733, -111.55255) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.4374 		Other (At-Grade)
Single-Lane 		2000 Pedestrian access to central island. ICD estimated from Google Maps linework.
(unincorporated), OR
Deschutes Co.
United States 		Powell Butte Hwy / Neff Rd. / Alfalfa Market Rd.
(44.06559, -121.20466) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1925 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States 		Powell Butte Hwy. / NE Butler Market Rd.
(44.09444, -121.20382) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2024 https://www.youtube.com/watch?v=q0T0f0Cp1z4
Hollymead, VA
Albemarle Co.
United States 		Powell Creek Dr. / Timberwood Pkwy. / Shady Brook Trl.
(38.11509, -78.43404) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.3710 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Pittsboro, NC
Chatham Co.
United States 		Powell Place Ln. / (unknown)
(35.74674, -79.17074) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
1 Driveways
35.8651 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Pittsboro, NC
Chatham Co.
United States 		Powell Place Ln. / Millbrook Dr.
(35.74521, -79.17331) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.9577 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Wildwood, FL
Sumter Co.
United States 		Powell Rd. / Brownwood Blvd.
(28.84602, -82.02638) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
64.0080 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2012 Painted spirals in circulatory roadway. Year Completed estimated (2011-2013).
Big Stone Gap, VA
Wise Co.
United States 		Powell Valley Rd. / Shawnee Ave. / (Union High School entrance)
(36.87974, -82.73969) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
57.3204 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Penticton, BC
Okanagan-Similkameen
Canada 		Power St. / Wade Ave. / Vees Dr. / Park Dr.
(49.49474, -119.60266) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2004-2009)
Littleton, CO
Arapahoe Co.
United States 		Powers Ave. / S Greenwood St.
(39.61509, -105.00042) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
35.8818 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Lewiston Orchards, ID
Nez Perce Co.
United States 		Powers Ave. / Thain Rd. / 14th St.
(46.36927, -116.96010) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
14.8337 		Other (At-Grade)
Single-Lane 		2017 Opened November 3, 2017. https://lmtribune.com/northwest/roundabout-draws-a-yellow-flag/article_137af938-33cf-51a8-b75e-5c38559e8800.html ICD estimated from Google Maps linework.
Witham, England
Essex
United Kingdom 		Powers Hall End / Flora Rd. / Spa Rd.
(51.80692, 0.62566) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Colorado Springs, CO
El Paso Co.
United States 		Powerwood View / Sisters Grove
(38.93851, -104.71390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.5851 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2011). ICD estimated from Google Maps linework.
Valhalla, NY
Westchester Co.
United States 		Powhattan Ave. / Highland Dr. / Ossipee Ave.
(41.07493, -73.78193) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Oświęcim, Małopolskie
Oświęcimski
Poland 		Powstańców Śląskich / (parking)
(50.04456, 19.20570) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Godów, Śląskie
Wodzisławski
Poland 		Powstańców Śląskich / A1 Ramps
(49.94395, 18.43365) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane
Colnbrook, England
Slough
United Kingdom 		Poyle Rd. / Blackthorne Rd.
(51.47242, -0.51772) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Toa Alta, PR
Contorno
United States 		PR 165 / PR 165R / Calle 1
(18.39162, -66.25352) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2005 Northeast and southeast legs approaches have painted splitter islands. Year Completed estimated (2004-2006).
Olivais, Lisbon
Lisboa
Portugal 		Praça Baden Powell [venida de Berlim / Avenida Cidade de Luanda / Rua Contra-Almirante Armando Ferraz]
(38.76821, -9.10999) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Alcochete, Setúbal
Alcochete
Portugal 		Praça Bartolomeu Dias [Avenida do Brasil / Rua 25 de Abril]
(38.74507, -8.97179) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
São Paulo, São Paulo

Brazil 		Praça Campo de Bagatelle (Avenida Olavo Fontoura / Avenida Santos / Rua Aírton de AbreuDumont)
(-23.51434, -46.62941) 		Rotary
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane)
Rio de Janeiro, Rio de Janeiro

Brazil 		Praça Cruz Vermelha [Avenida Mem de Sá / Avenida Henrique Valadares / Rua Carlos Sampaio]
(-22.91192, -43.18826) 		Signalized Roundabout/Circle
Existing 		Signal
None 		6 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Pedestrian access to central island; parking along circulatory roadway.
Pinhal Novo, Setúbal
Palmela
Portugal 		Praça da Indepedência / Rua El Rei Dom Sancho I / Rua António Sérgio
(38.63156, -8.91099) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
São Sebastião, Setúbal
Setúbal
Portugal 		Praça de Portugal [Avenida Dom João II / Avenida Infante Dom Henrique / Avenida Pedro Álvares Cabral / Avenida Afonso de Albuquerque]
(38.53010, -8.87533) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Recife, Pernambuco

Brazil 		Praça General San Martin [Rua Vinte e Um de Abril / Av. General San Martin / Rua Professor Silvio da Cunha Santos]
(-8.07097, -34.92880) 		Other
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Mina de Água, Lisbon
Amadora
Portugal 		Praça José Niza [Avenida General Humberto Delgado / Avenida Pedro Álvares Cabral]
(38.76263, -9.23983) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
São Sebastião, Setúbal
Setúbal
Portugal 		Praça Miguel de Castro [Avenida Coração de Maria / Rua Nova de Sintra / Rua Central da Azeda]
(38.53858, -8.87766) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Parque das Nações, Lisbon
Lisboa
Portugal 		Praça Princípe Perfeito [Avenida de Ulisses / Avenida Dom João II]
(38.76170, -9.09832) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Godim, Vila Real
Peso da Régua
Portugal 		Praça Renato Aguiar [Rua Doutor António da Fonseca Almeida / Rua da Tondela / Rua Fernando Augusto Bandeira]
(41.16694, -7.79451) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Pedestrian access to central island.
Falagueira-Venda Nova, Lisbon
Amadora
Portugal 		Praça São Silvestre [Estrada dos Salgados / Rua Manuel Ribeiro de Pavia]
(38.75755, -9.21864) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane)
Campinas, São Paulo

Brazil 		Praça Tiro de Guerra [Avenida Luís Smânio / Avenida Andrade Neves / Avenida Papa Pio XII / Rua Bento da Silva Leite]
(-22.88691, -47.07862) 		Other
Existing 		All-Way Stop
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Stop control within circulatory roadway.
São Sebastião, Setúbal
Setúbal
Portugal 		Praceta Dona Olga Morães Sarmento [Avenida Jaime Cortesão / Avenida Infante Dom Henrique / Avenida Bento de Jesus Caraça / Avenida Manuel I]
(38.52530, -8.87502) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Riverview, FL
Hillsborough Co.
United States 		Pradera Reserve Blvd. / Palmera Vista Dr.
(27.79421, -82.28690) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.6007 		Other (At-Grade)
Single-Lane 		2014 Fourth leg added 2018. ICD estimated from Google Maps linework.
San Luis Obispo, CA
San Luis Obispo Co.
United States 		Prado Rd. / Serra Meadows Dr.
(35.25402, -120.66256) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015
København S, Capital
Copenhagen
Denmark 		Prags Blvd. / Vermlandsgade / Laplandsgade
(55.66725, 12.61169) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
40.4160 		Other (At-Grade)
Single-Lane 		Bike lane marked on circulatory roadway. ICD estimated from Google Maps linework.
Cheyenne, WY
Laramie Co.
United States 		Prairie Ave. / Frontier Mall Dr.
(41.16304, -104.80052) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://laramielive.com/the-new-roundabout-behind-frontier-mall-may-be-the-best-in-cheyenne/
Cheyenne, WY
Laramie Co.
United States 		Prairie Center Cir. / Archer Pkwy.
(41.15361, -104.65583) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
49.4597 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Year completed estimated (2009-2012). ICD estimated from Google Maps linework.
Cheyenne, WY
Laramie Co.
United States 		Prairie Center Cir. / Bullseye Blvd.
(41.15082, -104.64450) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
51.2604 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Year completed estimated (2009-2012). ICD estimated from Google Maps linework.
Cheyenne, WY
Laramie Co.
United States 		Prairie Center Cir. / Thunder Rd.
(41.15011, -104.66369) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
52.1603 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Year completed estimated (2009-2012). ICD estimated from Google Maps linework.
Chilliwack, BC
Fraser Valley
Canada 		Prairie Central Rd. / Prest Rd.
(49.14742, -121.91835) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.9676 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Palm Beach Gardens, FL
Palm Beach Co.
United States 		Prairie Cir. / Silverleaf Oak Ct. / Pin Oak Ct. / Water Oak Ct.
(26.83666, -80.08602) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Folsom, CA
Sacramento Co.
United States 		Prairie City Rd. / Scott Rd.
(38.61225, -121.14817) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.facebook.com/CityofFolsom/videos/6294236023941862/
Union, MO
Franklin Co.
United States 		Prairie Dell Rd. / Denmark Rd.
(38.43101, -90.97237) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2015 Yield-controlled right-turn bypass lane with large radius on north leg. Entrance to college campus.
Brighton, CO
Adams Co.
United States 		Prairie Falcon Pkwy. / Killdeer St.
(39.98546, -104.74473) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
108.8973 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Cedar Falls, IA
Black Hawk Co.
United States 		Prairie Pkwy. / Prairie View Rd.
(42.49038, -92.43412) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.7219 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 Year Completed estimated (2011-2015). Fist completed only with north and south legs, then east and west legs added 2015-2016. ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Prairie Star Pkwy / Montecello Rd.
(38.95251, -94.84398) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.0123 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Functional Class: Arterial ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Prairie Star Pkwy. / Canyon Creek Pkwy.
(38.95767, -94.87938) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.5808 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Opened May 2009. Series of 7 roundabouts. ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Prairie Star Pkwy. / Clare Rd.
(38.95972, -94.87209) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
56.6504 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Opened May 2009. Intersection of series of 7 roundabouts and series of 5 roundabouts. ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Prairie Star Pkwy. / Dunraven St.
(38.95644, -94.85867) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.8668 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Opened May 2009. Series of 7 roundabouts. ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Prairie Star Pkwy. / Gleason Rd.
(38.95645, -94.86272) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.0806 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Opened May 2009. Series of 7 roundabouts. ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Prairie Star Pkwy. / High School West
(38.95897, -94.86850) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.0788 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Opened May 2009. Series of 7 roundabouts. ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Prairie Star Pkwy. / McCormack Dr.
(38.95703, -94.86583) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.9377 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Opened May 2009. Series of 7 roundabouts. ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Prairie Star Pkwy. / Shady Bend Rd.
(38.95950, -94.87614) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.1497 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Opened May 2009. Series of 7 roundabouts. ICD estimated from Google Maps linework.
Bossley Park, NSW
Fairfield
Australia 		Prairie Vale Rd. / Glen Logan Rd.
(-33.86709, 150.87776) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
 Other (At-Grade)
Single-lane w/ Traversable Central Island
Prairiewood, NSW
Fairfield
Australia 		Prairie Vale Rd. / Moonlight Rd.
(-33.86382, 150.89852) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane