Roundabouts Database Index

29411 Results

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City, State County Country	Intersection (Lat, Lng)	Type Status	Control Type / Other Control Type	Approaches / Driveways / ICD (m)	Functional Class / LaneType	Year Completed	Comments
Clinton, QLD Gladstone Australia	SR 60 (Dawson Hwy.) / Chapman Dr. / Harvey Rd. (-23.87702, 151.22353)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
West Gladstone, QLD Gladstone Australia	SR 60 (Dawson Hwy.) / Blain Dr. / Herbertson St. (-23.86288, 151.24331)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Dunaújváros, Fejér Dunaújvárosi járás Hungary	SR 6 / SR 62 (Virág utca) / Petőfi Sándor utca (46.98083, 18.91225)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Patterson Lakes, VIC Kingston Australia	SR 6 (Thompson Rd.) / Gladesville Blvd. (-38.06797, 145.14514)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Pécs, Baranya Pécsi járás Hungary	SR 6 (Makay István út) / SR 57 (Nyugati ipari út) / Fő utca (46.06505, 18.17299)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Araluen, NT Alice Springs Australia	SR 6 (Larapinta Dr.) / Milner Rd. (-23.70083, 133.86863)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Araluen, NT Alice Springs Australia	SR 6 (Larapinta Dr.) / Lovegrove Dr. (-23.70104, 133.86017)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Beerwah, QLD Sunshine Coast Australia	SR 6 (Kilcoy Beerwah Rd.) / Roberts Rd. (-26.86184, 152.95646)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ilirska Bistrica, Ilirska Bistrica Slovenia	SR 6 (Gregorčičeva cesta - Vilharjeva cesta) / SR 404 (Šercerjeva cesta) / Ulica Toneta Tomšiča (45.57164, 14.24067)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Noosaville, QLD Noosa Australia	SR 6 (Eenie Creek Rd.) / SR 70 (Walter Hay Dr.) (-26.41344, 153.05041)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Bike boxes on all entries.
Noosaville, QLD Noosa Australia	SR 6 (Eenie Creek Rd.) / Reef St (-26.40950, 153.06909)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Yaroomba, QLD Sunshine Coast Australia	SR 6 (David Low Way) / Yaroomba Dr. (-26.56020, 153.09520)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Pacific Paradise, QLD Sunshine Coast Australia	SR 6 (David Low Way) / SR 70 (Sunshine Motorway) Ramps (-26.62067, 153.07101)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Marcoola, QLD Sunshine Coast Australia	SR 6 (David Low Way) / Rex Terrace (-26.60316, 153.09622)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Sunshine Coast, QLD Sunshine Coast Australia	SR 6 (David Low Way) / Emu Mountain Rd. (-26.49869, 153.09200)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Coolum Beach, QLD Sunshine Coast Australia	SR 6 (David Low Way) / Elizabeth St. (-26.52916, 153.09095)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mount Coolum, QLD Sunshine Coast Australia	SR 6 (David Low Way) / Boardwalk Blvd. (-26.56898, 153.09285)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cooroy, QLD Noosa Australia	SR 6 (Cooroy Connection Rd. - Myall St.) / Nandroya Rd. (-26.43158, 152.91432)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Little Mountain, QLD Sunshine Coast Australia	SR 6 (Caloundra Rd.) / Bells Creek Arterial / Caloundra-Mooloolaba Rd. (-26.78128, 153.07878)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Caloundra West, QLD Sunshine Coast Australia	SR 6 (Caloundra Rd. - Nicklin Way) / Caloundra Rd. / Pelican Waters Blvd. (-26.80042, 153.11628)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Budapest, Budapest Hungary	SR 6 (Budafoki út) / E73-M6 SB Ramps / Nagytétényi út / (unknown) (47.38307, 18.95497)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Mooloolaba, QLD Sunshine Coast Australia	SR 6 (Brisbane Rd.) / Tarcoola Ave. / Foote St. (-26.68349, 153.11797)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Miles City, MT Custer Co. United States	SR 59 (S Haynes Ave.) / Steel St. / I-94 EB Ramps (46.39377, -105.82258)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2020	Raindrop shaped. https://www.mdt.mt.gov/pubinvolve/broadus/
Miles City, MT Custer Co. United States	SR 59 (S Haynes Ave.) / I-94 WB Ramps (46.39529, -105.82257)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2020	Raindrop shaped. https://www.facebook.com/184269241611945/videos/595272431092378/
Cannonvale, QLD Whitsunday Australia	SR 59 (Proserpine Shute Harbour Rd.) / Tropic Rd. N (-20.28217, 148.68946)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cannonvale, QLD Whitsunday Australia	SR 59 (Proserpine Shute Harbour Rd.) / Pandanus Dr. (-20.27707, 148.69339)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cannonvale, QLD Whitsunday Australia	SR 59 (Proserpine Shute Harbour Rd.) / Beach Rd. / (TAFE campus entrance) (-20.27713, 148.69641)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
North Maclean, QLD Logan Australia	SR 59 (Crowson Ln.) / National Route 13 (Mount Lindesay Hwy.) NB Ramps / (future roadway) (-27.75810, 153.02087)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Munruben, QLD Logan Australia	SR 59 (Chambers Flat Rd. - Crowson Ln.) / Mount Lindesay Hwy. frontage road / National Route 13 (Mount Lindesay Hwy.) SB Ramps (-27.75797, 153.02392)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Gladstone Central, QLD Gladstone Australia	SR 58 (Toolooa St. - Tank St.) / Toolooa St. (-23.84700, 151.26303)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Roxburgh Park, VIC Hume Australia	SR 58 (Somerton Rd.) / Roxburgh Park Dr. (-37.63989, 144.92381)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Callemondah, QLD Gladstone Australia	SR 58 (Port Curtis Way) / Red Rover Rd. (-23.84971, 151.22512)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Left-turn-only lane on east leg.
Petrie, QLD Moreton Bay Australia	SR 58 (Gympie Rd. - Dayboro Rd.) / Anzac Ave. (-27.26996, 152.97823)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
South Gladstone, QLD Gladstone Australia	SR 58 (Gladstone Benaraby Rd. - French St.) / Philip St. (-23.87200, 151.27186)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Petrie, QLD Moreton Bay Australia	SR 58 (Dayboro Rd.) / Beeville Rd. / Andrew Petrie Dr. (-27.26477, 152.96600)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Wadsworth, OH Medina Co. United States	SR 57 / Seville Rd. (41.01026, -81.75347)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.transportation.ohio.gov/about-us/news/district-3/10-26-22-roundabout-is-open-at-state-route-57-and-seville-road-in-wadsworth
Doreen, VIC Whittlesea Australia	SR 57 (Yan Yean Rd.) / Orchard Rd. (-37.61288, 145.13696)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mernda, VIC Whittlesea Australia	SR 57 (Bridge Inn Rd.) / Breadalbane Ave. / Mernda Village Dr. (-37.59975, 145.08861)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Urraween, QLD Fraser Coast Australia	SR 57 (Boat Harbour Dr.) / Main St. (-25.28823, 152.83823)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hervey Bay, QLD Fraser Coast Australia	SR 57 (Boat Harbour Dr. - Maryborough-Urangan Rd.) / Old Maryborough Rd. (-25.28561, 152.81873)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Sunnybank Hills, QLD Brisbane Australia	SR 57 (Beenleigh Rd.) / Jackson Rd. (-27.58059, 153.04746)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Birkdale, QLD Redland City Australia	SR 55 (Old Cleveland Rd.) / Randall Rd. (-27.50697, 153.22101)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wellington Point, QLD Redland Australia	SR 55 (Old Cleveland Rd. E) / SR 46 (Old Cleveland Rd. E - Main Rd.) / Allenby Rd. (-27.50914, 153.23603)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Left-turn-only lanes on all legs.
Ascot, WA Belmont Australia	SR 55 (Grandstand Rd.) / Waterway Crescent / (parking) (-31.93618, 115.91914)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ferndale, WA Whatcom Co. United States	SR 548 (Grandview Rd.) / Kickerville Rd. (48.89209, -122.70435)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2018
Blaine, WA Whatcom Co. United States	SR 548 (Grandview Rd.) / Blaine Rd. / (parking) (48.89206, -122.72655)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2010	September 2010. Merging right-turn bypass lane on south leg. Right-turn-oinly lane on north leg.
Lynden, WA Whatcom Co. United States	SR 546 / Northwood Rd. (48.96424, -122.40709)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.9551	Other (At-Grade) Single-lane w/ Traversable Central Island	2016	Open June 2016. ICD estimated from Google Maps linework.
Lynden, WA Whatcom Co. United States	SR 546 / Depot Rd. (48.96478, -122.45217)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2052	Other (At-Grade) Single-Lane	2013	Open August 2013. ICD estimated from Google Maps linework.
Lynden, WA Whatcom Co. United States	SR 546 / Bender Rd. (48.96442, -122.44116)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.2849	Other (At-Grade) Single-Lane	2013	Open August 2013. ICD estimated from Google Maps linework.
Kendall, WA Whatcom Co. United States	SR 542 / SR 547 (Kendall Corner) (48.91692, -122.13767)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.5337	Other (At-Grade) Single-Lane	2015	Open September 2015. ICD estimated from Google Maps linework.
Lakeland, FL Polk Co. United States	SR 542 (W Main St.) / US 92 Business (N Sloan Ave.) / Lake Beulah Dr. (28.04224, -81.96944)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2024	https://www.lkldnow.com/five-points-roundabout-is-three-months-ahead-of-schedule-but-faulty-utility-info-added-151k/
Bellingham, WA Whatcom Co. United States	SR 542 (Mt Baker Hwy.) / E Smith Rd. / Allison Rd. (48.83225, -122.30533)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 37.7369	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Everson, WA Whatcom Co. United States	SR 542 (Mount Baker Hwy.) / Lawrence Rd. (48.84341, -122.28884)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 29.0824	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Deming, WA Whatcom Co. United States	SR 542 (Mount Baker Hwy) / Valley Hwy (48.81605, -122.20267)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 29.8847	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Kecskemét, Bács-Kiskun Hungary	SR 54 / SR 541 (46.87081, 19.68600)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Turbo roundabout.
Athol, ID Kootenai Co. United States	SR 54 / N Good Hope Rd. / N Perimeter Rd. (47.94732, -116.61237)	Rotary Existing	Other None	4 Approaches 0 Driveways 126.4920	Other (At-Grade) Multilane (2 Lane, 2x1 max)		Yield signs on circulatory roadway. Elliptical shaped. ICD = 415 ft x 370 ft.
Kecskemét, Bács-Kiskun Hungary	SR 54 / M5-E75 SB Ramps (46.84873, 19.66151)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Turbo roundabout.
Kecskemét, Bács-Kiskun Hungary	SR 54 / M5-E75 NB Ramps (46.85061, 19.66401)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Turbo roundabout.
Lynden, WA Whatcom Co. United States	SR 539 / Wiser Lake Rd. (48.90677, -122.48560)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.1009	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Lynden, WA Whatcom Co. United States	SR 539 / Ten Mile Rd. (48.86968, -122.48580)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.3503	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Lynden, WA Whatcom Co. United States	SR 539 / River Rd. (48.92280, -122.48565)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.0858	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Lynden, WA Whatcom Co. United States	SR 539 / Pole Rd. (48.89152, -122.48560)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.1153	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Mount Vernon, WA Skagit Co. United States	SR 538 (E College Way) / SR 9 (48.43002, -122.26460)	Roundabout Existing	Unknown Unknown	3 Approaches 1 Driveways 38.0389	Other (At-Grade) Single-Lane	2007	Opened July 2007. Rural. Fatal crash December 22, 2011. 11861-05. ICD estimated from Google Maps linework.
Conway, WA Skagit Co. United States	SR 534 (Pioneer Hwy) / Fir Island Rd. / Conway Frontage Rd. / Main St. (48.34133, -122.33929)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 56.3641	Other (At-Grade) Single-Lane	2014	Oblong shape. Open July 2014. Replaced two closely spaced stop-controlled intersections. ICD estimated from Google Maps linework.
Arlington, WA Snohomish Co. United States	SR 531 (172nd St. NE) / 43rd Ave. NE (48.15231, -122.17230)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	https://www.arlingtonwa.gov/758/43rd-Ave-SR-531-172nd-St-Roundabout
Marysville, WA Snohomish Co. United States	SR 531 (172nd St. NE) / 23rd Ave. NE (48.15210, -122.19919)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2016	Open January 2016.
Arlington, WA Snohomish Co. United States	SR 531 (172nd St NE) / SR 9 (48.15166, -122.11325)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.6373	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Open October 2012. ICD estimated from Google Maps linework.
Arlington Bluff, WA Snohomish Co. United States	SR 530 / 59th Ave. NE (48.18839, -122.15068)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	https://www.arlingtonwa.gov/735/SR-530---59th-211th-Roundabouts
Arlington, WA Snohomish Co. United States	SR 530 / 211th Pl. NE (48.18852, -122.14376)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	https://www.arlingtonwa.gov/735/SR-530---59th-211th-Roundabouts
Koloa, HI Kauai Co. United States	SR 530 (Koloa Rd.) / Ala Kalanikaumaka (21.90635, -159.47038)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 45.7200	Other (At-Grade) Single-Lane	2021	A fourth leg is planned at the north side of this roundabout, but that probably won't be until at least 2030.
Lake Monticello, VA Fluvanna Co. United States	SR 53 (Thomas Jefferson Pkwy.) / SR 618 (Lake Monticello Rd.) (37.92785, -78.35902)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.cbs19news.com/story/42925626/new-roundabout-in-fluvanna-county-completed
Portage Township, OH Ottawa Co. United States	SR 53 (SE Catawba Rd.) / E State Rd. (41.50840, -82.85952)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://sanduskyregister.com/news/522707/recognizing-the-roundabout/
Portage Township, OH Ottawa Co. United States	SR 53 (Catawba Rd.) / SR 2 Ramps (41.50681, -82.85952)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2024	https://sanduskyregister.com/news/522707/recognizing-the-roundabout/
Bothell, WA Snohomish Co. United States	SR 524 (Maltby Rd.) / (unknown) (47.80956, -122.16689)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2020
Monroe, WA Snohomish Co. United States	SR 522 EB Ramps / 164th St. SE / Tester Rd. (47.84863, -122.00580)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 60.9143	Other (At-Grade) Multilane (2 Lane, unspecified)	2001	Completed August 2001. This project won the Washington State APWA 2001 Project of the Award and the ASCE Seattle Section 2001 Outstanding Project Award. The Project is documented in the Compendium of Papers for 2000 ITE District 6 Annual Meeting, San Diego, CA. Reconfiguration of two intersections into a roundabout. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Delaware, OH Delaware Co. United States	SR 521 / Byxbe Pkwy. (40.30186, -83.02598)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2022	https://engineer.co.delaware.oh.us/image_slider/byxbe-campus-project-2022/
Hudson, CO Weld Co. United States	SR 52 / CR 43 1/2 (40.07815, -104.65121)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021
Perth, WA Swan Australia	SR 52 (W Swan Rd.) / SR 84 (Gnangara Rd.) / Henry St. (-31.79559, 116.00048)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Gordonvale, QLD Cairns Australia	SR 52 (Riverstone Rd. - Gillies Hwy.) / O'Byrne St. (-17.10477, 145.77333)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kecskemét, Bács-Kiskun Hungary	SR 52 (Dunaföldvári út) / Boróka utca / Csalánosi út (46.88875, 19.63978)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
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.
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.
Nisqually, WA Thurston Co. United States	SR 510 / Yelm Hwy SE (47.00928, -122.68839)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 62.7079	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Right-turn bypass lane on southwest leg. Open December 2013. ICD estimated from Google Maps linework.
Nisqually, WA Thurston Co. United States	SR 510 / Reservation Rd. SE (47.01164, -122.69148)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2013	Reverse curves on west and east legs. Open November 2013.
Yelm, WA Thurston Co. United States	SR 510 / Mud Run Rd. SE (46.96465, -122.63230)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.8630	Other (At-Grade) Single-Lane	2010	October 2010. ICD estimated from Google Maps linework.
Olympia, WA Thurston Co. United States	SR 510 / Meridian Rd. SE (47.01799, -122.72703)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2019	https://wsdot.wa.gov/projects/sr510/meridian-rd-roundabout/home
Lacey, WA Thurston Co. United States	SR 510 (Marvin Rd.) / Pacific Ave. (47.03941, -122.76480)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.5572	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Completed July 28, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
Live Oak, FL Suwannee Co. United States	SR 51 / Walker St. / Irvin Ave. SW / CR 136 / 11th St. (30.28988, -82.99619)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 53.6268	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Dunaharaszti, Pest Szigetszentmiklósi járás Hungary	SR 51 / E60-E71 EB Ramps (47.36685, 19.11581)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Inwood, WV Berkeley Co. United States	SR 51 (Gerrardstown Rd.) / Pilgrim St. (39.36208, -78.04223)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	At-grade rail crossing approximately 200 ft east. Year Completed estimated (2021-2023).
Inwood, WV Berkeley Co. United States	SR 51 (Gerrardstown Rd.) / I-81 SB Ramps / Arden-Nollville Rd. (39.36247, -78.04925)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2023	https://www.journal-news.net/news/local-news/official-phase-one-of-i-81-inwood-bypass-nearly-done/article_87d020ff-2d39-5835-8d9a-c25afa4402ea.html
Inwood, WV Berkeley Co. United States	SR 51 (Gerrardstown Rd.) / I-81 NB Ramps (39.36263, -78.04701)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2023	https://www.journal-news.net/news/local-news/official-phase-one-of-i-81-inwood-bypass-nearly-done/article_87d020ff-2d39-5835-8d9a-c25afa4402ea.html
Federal Way, WA King Co. United States	SR 509 (SW Dash Point Rd.) / 47th Ave. SW (47.32161, -122.39253)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-Lane	2022
Woodland, WA Cowlitz Co. United States	SR 503 (Lewis River Rd.) / Scott Ave. (45.91699, -122.74009)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.7138	Other (At-Grade) Single-Lane	2015	Open September 2015. ICD estimated from Google Maps linework.
Los Alamos, NM Los Alamos Co. United States	SR 502 (Trinity Dr. - East Rd.) / Central Ave. / 4th St. (35.88107, -106.29121)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2021	Replaced three intersections. Year Completed from Streetview.
Ridgefield, WA Clark Co. United States	SR 501 / S 65th Ave. (45.81600, -122.68230)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.6147	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Ridgefield, WA Clark Co. United States	SR 501 / S 56th Pl. (45.81582, -122.69070)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.2796	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Ridgefield, WA Clark Co. United States	SR 501 (Pioneer St.) / 45th Ave. (45.81568, -122.70290)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.4529	Other (At-Grade) Single-Lane	2007	Opened August 16, 2007. http://www.wsdot.wa.gov/News/2007/08/06_SR501Roundabouts.htm. Rural. ICD estimated from Google Maps linework.
Vancouver, WA Clark Co. United States	SR 500 (NE Fourth Plain Rd.) / NE182nd Ave. (45.67192, -122.48864)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 26.8221	Other (At-Grade) Single-lane w/ Traversable Central Island	2022	Compact roundabout. WSDOT project. Completed August 20, 2022. Colored apron with asphalt interior.
Slacks Creek, QLD Logan Australia	SR 50 (Paradise Rd.) / Pacific Hwy. / M1 NB On-Ramp (-27.63875, 153.13734)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)