Roundabouts Database Index

29867 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
Port Ludlow, WA Jefferson Co. United States	SR 104 / SR 19 (Beaver Valley Rd.) (47.89014, -122.73245)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2024	Through lane bypass on west leg. https://www.facebook.com/groups/porttownsendchat/posts/the-highway-104-and-19-roundabout-is-open-in-all-directions/1440699556614168/?_rdr
Šempeter pri Gorici, Šempeter-Vrtojba Slovenia	SR 103 / SR 204 (Cesta Goriške fronte) / Cesta Goriške fronte (45.92264, 13.65275)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Turbo roundabout.
Šempeter pri Gorici, Šempeter-Vrtojba Slovenia	SR 103 / H4 Ramps / SR 614 (45.92215, 13.65160)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Nova Gorica, Nova Gorica Slovenia	SR 103 (Vojkova cesta) / Ulica Tolminskih Puntarjev / (shopping centre entrance) (45.95505, 13.65279)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Nova Gorica, Nova Gorica Slovenia	SR 103 (Vojkova cesta - Obvoznica) / SR 613 (Kromberška cesta) / Vojkova cesta (45.95856, 13.65237)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Elliptical shaped.
Tolmin, Tolmin Slovenia	SR 102 (Soška cesta) / SR 103 (Volče) (46.18294, 13.71256)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Camp Hill, QLD Brisbane Australia	SR 10 / Stanley Rd. (-27.48687, 153.07855)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Seven Hills, QLD Brisbane Australia	SR 10 / Russell Ave. (-27.48568, 153.07732)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Sisseton, SD Roberts Co. United States	SR 10 (W Hickory St. - 119th St.) / 8th Ave. W / BIA Hwy 700 (45.66001, -97.06128)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
(unincorporated), OR Washington Co. United States	SR 10 (SW Farmington Rd.) / SW River Rd. (45.44878, -122.94764)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2025
Bulimba, QLD Brisbane Australia	SR 10 (Riding Rd.) / Oxford St. / Lytton Rd. / Hawthorne Rd. (-27.45185, 153.06239)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Margaret River, WA Augusta-Margaret River Australia	SR 10 (Perimeter Rd.) / John Archibald Dr. (-33.96039, 115.10128)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2018
Solymár, Pest Pilisvörösvári járás Hungary	SR 10 (Külső Bécsi út) / (shopping centre entrance) (47.59770, 18.96604)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Vasse, WA South West Australia	SR 10 (Busselton Hwy. - Busselton Bypass) / Northerly St. (-33.67416, 115.25295)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Wannanup , WA Busselton Australia	SR 10 (Busselton Bypass) / Strelly St. / Chapman Hill Rd. (-33.66876, 115.34999)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Busselton , WA South West Australia	SR 10 (Busselton Bypass) / Fairway Dr . (-33.67081, 115.31606)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Unknown
Margaret River, WA Augusta-Margaret River Australia	SR 10 (Bussell Hwy.) / Wallcliffe Rd. / Forrest Rd. (-33.95366, 115.07353)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Margaret River, WA Augusta-Margaret River Australia	SR 10 (Bussell Hwy.) / Boodjidup Rd. / John Archibald Dr. (-33.96099, 115.07672)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Carey Park, WA Bunbury Australia	SR 10 (Bussell Hwy. - Robertson Dr.) / Bussell Hwy. (-33.36452, 115.64491)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Pilisvörösvár, Pest Pilisvörösvári járás Hungary	SR 10 (Budai utca) / Ipartelep utca (47.61318, 18.93050)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Bli Bli, QLD Sunshine Coast Australia	SR 10 (Bli Bli Rd.) / Willis Rd. (-26.61678, 153.03622)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Two lanes southbound.
Bli Bli, QLD Sunshine Coast Australia	SR 10 (Bli Bli Rd.) / M1 (Bruce Hwy.) SB Ramps (-26.61541, 152.98071)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Bli Bli, QLD Sunshine Coast Australia	SR 10 (Bli Bli Rd.) / M1 (Bruce Hwy.) NB Ramps / Rifle Range Rd. / Sewerage Plant Rd. (-26.61589, 152.97832)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Black Rock, VIC Bayside Australia	SR 10 (Balcombe Rd.) / SR 19 (Bluff Rd.) (-37.97543, 145.01621)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane		System of two closely spaced roundabouts.
Orange City, IA Sioux Co. United States	SR 10 (8th St. SE) / Jay Ave. (42.99743, -96.03708)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.youtube.com/watch?v=ZFEW-ApSdqQ
Hegyeshalom, Győr-Moson-Sopron Mosonmagyaróvári járás Hungary	SR 1 / SR 101 / E65-E75-M15 SB Ramps (47.90521, 17.18115)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Biatorbágy, Pest Budakeszi járás Hungary	SR 1 / M1 WB Off-Ramp / (shopping centre entrance) (47.46502, 18.88345)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Hegyeshalom, Győr-Moson-Sopron Mosonmagyaróvári járás Hungary	SR 1 / E65-E75-M15 NB Ramps (47.90583, 17.18506)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Budaörs, Pest Budakeszi járás Hungary	SR 1 / Bánki Donát utca / Budapark (47.46173, 18.89449)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Tatabánya, Komárom-Esztergom Tatabányai járás Hungary	SR 1 / (M1-E60-E75 connector) / Kóta József út (47.56935, 18.43665)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Budaörs, Pest Budakeszi járás Hungary	SR 1 (Templom tér - Budapesti út) / Clementis László utca / Bokréta köz (47.46160, 18.96502)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mosonmagyaróvár, Győr-Moson-Sopron Mosonmagyaróvári járás Hungary	SR 1 (Szent István király út) / József Attila út (47.84983, 17.28164)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Budaörs, Pest Budakeszi járás Hungary	SR 1 (Szabadság út) / Koszorú utca / Szivárvány utca (47.46069, 18.93901)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Budaörs, Pest Budakeszi járás Hungary	SR 1 (Szabadság út) / Károly király utca (47.46078, 18.95833)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Budaörs, Pest Budakeszi járás Hungary	SR 1 (Szabadság út) / Bretzfeld utca / Göncz Árpád utca (47.46119, 18.94558)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Fairfield, IA Jefferson Co. United States	SR 1 (S Main St.) / Libertyville Rd. / S Junction Rd. (40.98829, -91.96307)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.youtube.com/watch?app=desktop&v=Mabi9suTVMA
Biatorbágy, Pest Budakeszi járás Hungary	SR 1 (Mészárosok útja) / M0 (47.46627, 18.87933)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Mosonmagyaróvár, Győr-Moson-Sopron Mosonmagyaróvári járás Hungary	SR 1 (Levél út - Királyhidai út) / Huszár Gál u / Szekeres Richárd u / (parking) (47.87715, 17.25925)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Riverbank, CA Stanislaus Co. United States	Squire Wells Way / Heartland Dr. (37.71484, -120.95160)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 41.5708	Other (At-Grade) Single-Lane	2007	Small diameter. ICD estimated from Google Maps linework.
Brampton, ON Peel Canada	Squire Ellis Dr. / Leo Auston Rd. / Belladonna Cir. (43.81419, -79.72371)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2017
Nantes, Loire Region Loire-Atlantique France	Square Elsa Mercoeur (47.21442, -1.55013)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 38.9403	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Auckland, Auckland Auckland New Zealand	Squadron Dr. / SH 18 (Upper Harbour Motorway) NB On-Ramp (-36.79064, 174.65434)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Farmington, MN Dakota Co. United States	Spruce St. / 12th St. (44.63790, -93.13039)	Other Existing	Unknown None	4 Approaches 8 Driveways 94.3320	Other (At-Grade) Single-Lane	1997	No splitter islands. ICD estimated from Google Maps linework.
Northboro Park Historic District, FL Palm Beach Co. United States	Spruce Ave. / 38th St. (26.74750, -80.05447)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Old Northwood, FL Palm Beach Co. United States	Spruce Ave. / 34th St. (26.74414, -80.05459)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Old Northwood, FL Palm Beach Co. United States	Spruce Ave. / 32nd St. (26.74247, -80.05465)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Old Northwood, FL Palm Beach Co. United States	Spruce Ave. / 30th St. (26.74083, -80.05470)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Old Northwood, FL Palm Beach Co. United States	Spruce Ave. / 28th St. (26.73908, -80.05477)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Prebbleton, Canterbury Selwyn New Zealand	Springs Rd. / Blakes Rd. / Stationmasters Way (-43.57833, 172.51471)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Jackson, MI Jackson Co. United States	Springport Rd. / Rives Junction Rd. (42.28667, -84.46228)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.mlive.com/news/jackson/2023/04/new-roundabout-coming-soon-to-jackson-county-intersection.html
Tompkins Township, MI Jackson Co. United States	Springport Rd. / Minard Rd. (42.33710, -84.54673)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	https://www.mlive.com/news/jackson/2024/09/new-roundabout-opens-in-northern-jackson-county.html
Carmel, IN Hamilton Co. United States	Springmill Rd. / Dorset Rd. (39.97396, -86.16467)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.6272	Other (At-Grade) Single-Lane	2009	Was originally installed in 2006 as mini-roundabout. There were several property damage accidents at this intersection in the first 10 days of its operation. In that 10 days there was substantial public outcry against the mini. The decision was made and the intersection was returned to a 4-way stop before the mini had been in operation for two weeks. Conversion to single-lane roundabout estimated (2008-2010). Functional Class: Arterial ICD estimated from Google Maps linework.
O'Fallon, MO St. Charles Co. United States	Springhurst Pkwy. / Spring Borough Dr. (38.76123, -90.77537)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 39.6240	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2005-2007).
Sippy Downs, QLD Sunshine Coast Australia	Springhill Dr. / Bellflower Rd. (-26.72737, 153.05658)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Springfield, MA Hampden Co. United States	Springfield St / Hamburg St / Rimmon Ave (42.13225, -72.60011)	Traffic Calming Circle Existing	Other None	4 Approaches 0 Driveways 27.4571	Other (At-Grade) Single-Lane		Hamburg St stop-controlled ICD estimated from Google Maps linework.
Cowgate, England Newcastle-upon-Tyne United Kingdom	Springfield Roundabout [A167 (Ponteland Rd.) / A191 (Springfield Rd.) / Eastern Way] (54.99481, -1.66111)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Milton Keynes, England Buckinghamshire United Kingdom	Springfield Roundabout (Childs Way / Marlborough St.) (52.04168, -0.74451)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 51.4232	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Sutton Coldfield, England Birmingham United Kingdom	Springfield Rd. / Thimble End Rd. (52.55248, -1.79413)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Springfield, QLD Ipswich Australia	Springfield Pkwy. / Springfield Greenbank Arterial (-27.66566, 152.90987)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Springfield, QLD Ipswich Australia	Springfield Pkwy. / Panorama Dr. (-27.65463, 152.91293)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Springfield, QLD Ipswich Australia	Springfield Pkwy. / Bridgewater Rd. / Springfield College Dr. (-27.65880, 152.91131)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Springfield Central, QLD Ipswich Australia	Springfield Greenbank Arterial / Main St. / A5 (Centenary Hwy.) WB Off-Ramp (-27.67602, 152.90638)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Sylvan Lake, AB Division 8 Canada	Springfield Blvd. / (unknown) (52.29534, -114.12423)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2017
West Moonah, TAS Glenorchy Australia	Springfield Ave. / Fourth Ave. / First Ave. (-42.84386, 147.28397)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mount Horeb, WI Dane Co. United States	Springdale St. / Telmark Pkwy. (43.00933, -89.71098)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.6540	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Mount Horeb, WI Dane Co. United States	Springdale St. / STH 78 / STH 92 (43.01007, -89.73044)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.9333	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Mount Horeb, WI Dane Co. United States	Springdale St. / Ridgeview Rd. / Lillehammer Ln. (43.00663, -89.70390)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.4418	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Mount Horeb, WI Dane Co. United States	Springdale St. / Perimeter St. (43.01009, -89.72186)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.5667	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Mount Horeb, WI Dane Co. United States	Springdale St. / Brookwood Dr. (43.00978, -89.71380)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.8068	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Rock Hill, SC York Co. United States	Springdale Rd. / Old Springdale Rd. / Ivy Hill Ln. (34.93659, -80.96407)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2006
Medford, OR Jackson Co. United States	Springbrook Rd. / Cedar Links Dr. (42.35287, -122.84582)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	https://www.medfordoregon.gov/News-Articles/Springbrook-Road-Improvement-Project
Pleasant Prairie, Village of, WI Kenosha Co. United States	Springbrook Rd. / 39th Ave. (42.52830, -87.85408)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.0863	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Clayton, NC Johnston Co. United States	Springbrook Ave. / Medspring Dr. (35.62890, -78.50615)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 33.0058	Other (At-Grade) Single-Lane	2011	Uncontrolled. ICD estimated from Google Maps linework.
(unincorporated), GA Fulton Co. United States	Springbox Dr. / (unknown) (33.64056, -84.63778)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.8692	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Calgary, AB Division 6 Canada	Springborough Blvd. SW / Springborough Gate SW (51.03379, -114.19200)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005).
Calgary, AB Calgary Region Canada	Springbank Blvd. / Springbank Dr. (51.01912, -114.20230)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 25.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005).
Calgary, AB Calgary Region Canada	Springbank Blvd. / Spring Mews (51.01849, -114.19630)	Traffic Calming Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	1998
Bluffdale, UT Salt Lake Co. United States	Spring View Pkwy. / Peacock Midge Dr. / Pheasant Tail Dr. (40.49070, -111.92292)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2005
Concord, NC Cabarrus Co. United States	Spring St. SW / Chestnut Dr. SW (35.40468, -80.57664)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 15.2400	Other (At-Grade) Single-lane w/ Traversable Central Island	2021	Painted splitter islands on north, east, and west legs. Connected to raindrop-shaped roundabout. Replaced five-leg signalized intersection. https://www.wbtv.com/2020/10/26/city-concord-convert-intersection-innovative-mini-roundabout-teardrop/
Logan, NC Cabarrus Co. United States	Spring St. SW / Broad Dr. SW (35.40434, -80.57651)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 21.3360	Other (At-Grade) Single-Lane	2021	Raindrop shaped. Connected to mini-roundabout. Replaced five-leg signalized intersection. https://www.wbtv.com/2020/10/26/city-concord-convert-intersection-innovative-mini-roundabout-teardrop/
Friday Harbor, WA San Juan Co. United States	Spring St. / Argyle Ave. (48.53363, -123.01770)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 22.8600	Other (At-Grade) Single-lane w/ Traversable Central Island	2018	Painted splitter islands. Near ferry terminal. Central island is mounded with no curbing. Raised pavement markers ring the central island.
Midlothian, VA Chesterfield Co. United States	Spring Run Rd. / Bailey Bridge Rd. / Springford Pkwy. (37.38447, -77.65050)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	Modular roundabout. http://www.virginiadot.org/newsroom/richmond/2020/modular-roundabout-installations-complete-in-chesterfield-county10-1-2020.asp
Carmel, IN Hamilton Co. United States	Spring Mill Rd. / W. 136th St. (39.98505, -86.16485)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.6893	Other (At-Grade) Single-Lane	2005	Construction planned for Spring 2003 per article in The Indianapolis Star (12/05/2002). Functional Class: Arterial ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	Spring Mill Rd. / W. 131st St. (39.97776, -86.16474)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.2691	Other (At-Grade) Single-Lane	2007	Construction planned for Spring 2003 per article in The Indianapolis Star (12/05/2002). Functional Class: Arterial ICD estimated from Google Maps linework.
Westfield, IN Hamilton Co. United States	Spring Mill Rd. / W 169th St. (40.03198, -86.16505)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2021	Opened December 3, 2021. https://readthereporter.com/2-8-million-for-westfield-roundabouts/. https://twitter.com/TravelWestfield/status/1466865256836304904
Carmel, IN Hamilton Co. United States	Spring Mill Rd. / Illinois St. (39.93194, -86.16465)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2014	Southeast leg added 2023-2024.
Colchester, England Essex United Kingdom	Spring Lane Roundabout [A133 (Cymbeline Way) / A12 / Spring Ln.] (51.89293, 0.86424)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Crestwood, KY Oldham Co. United States	Spring Hill Trace / Clore Ln. (38.33233, -85.50073)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 41.1480	Other (At-Grade) Single-Lane	2010
Jacksonville, FL Duval Co. United States	Spring Glen Rd. / Spring Park Rd. / Englewood Ave. (30.28219, -81.61938)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2007	Converted old traffic circle that had pedestrian access to central island.
Aurora, ON York Canada	Spring Farm Rd. / Conover Ave. (44.01623, -79.44361)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0000	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2002-2005).
Rose Canyon, UT Salt Lake Co. United States	Spring Canyon Dr. / W Windy Ridge Dr. (40.48589, -112.05562)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Rose Canyon, UT Salt Lake Co. United States	Spring Canyon Dr. / Buck Ridge Dr. / S New Maple Dr. (40.47981, -112.05539)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Raleigh, NC Wake Co. United States	Spring Breeze Dr. / Summersweet Ln. (35.88101, -78.74164)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 30.9660	Other (At-Grade) Single-Lane		ICD = 120 ft. ICD estimated from Google Maps linework.
Valdosta, GA Lowndes Co. United States	Spring Branch Cir. / Bear Lake Rd. (30.81122, -83.37673)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 39.6240	Other (At-Grade) Single-Lane	2003	Year Completed estimated (1999-2005).
Middletown, DE New Castle Co. United States	Spring Arbor Dr. / Trellis Ln. (39.45194, -75.73915)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Airway Heights, WA Spokane Co. United States	Sprague Ave. / Quest Dr. (47.65441, -117.56614)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.4880	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Open July 2012. Concentric circulatory roadway striping. ICD estimated from Google Maps linework.
Dunbar, Scotland East Lothian United Kingdom	Spott Roundabout [A1 / Spott Rd. / (unknown) / (unknown)] (55.98794, -2.51287)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Denver, CO Denver Co. United States	Sports Blvd. / Wright St. (39.71698, -104.89131)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.3738	Other (At-Grade) Single-Lane	1997	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Denver, CO Denver Co. United States	Sports Blvd. / Great Lawn Dr. (39.71922, -104.88740)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 15.6172	Other (At-Grade) Single-Lane	1997	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Giessendam, South Holland Hardinxveld-Giessendam Netherlands	Sportlaan / Schapedrift / Zwijnskade (51.82574, 4.80473)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.6936	Other (At-Grade) Single-Lane		Kidney-shaped. ICD estimated from Google Maps linework.