Roundabouts Database Index

29616 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
Bemidji, MN Beltrami Co. United States	Division St. W / (high school parking) (47.46851, -94.92187)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane	2018	https://www.youtube.com/watch?v=5t_phfsvxx0
Belfair, WA Mason Co. United States	SR 3 / Log Yard Rd. (47.46778, -122.80455)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2020	Central island truck apron and external truck aprons for long trucks making turns. Year Completed estimated (2018-2021).
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)
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
Port Orchard, WA Kitsap Co. United States	SW Lake Flora Rd. / JM Dickenson Rd. SW (47.46497, -122.72410)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.9114	Other (At-Grade) Single-Lane	2011	https://pugetsoundblogs.com/roadwarrior/tag/lake-flora/ ICD estimated from Google Maps linework.
Bemidji, MN Beltrami Co. United States	Event Center Dr. / Grant Ave. (47.46223, -94.85417)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.3356	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Right-turn bypass lane on west leg. ICD estimated from Google Maps linework.
Bemidji, MN Beltrami Co. United States	Event Center Dr. / Central Ave. (47.46218, -94.86070)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.9878	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
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
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
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
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) / Koszorú utca / Szivárvány utca (47.46069, 18.93901)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Carrington, ND Foster Co. United States	US 281 / US 52 / ND 200 / 4th Ave. N (47.45733, -99.11727)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Single-Lane	2016
Budaörs, Pest Budakeszi járás Hungary	Bretzfeld utca / Baross utca (47.45678, 18.94788)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Budaörs, Pest Budakeszi járás Hungary	Sport utca / Garibaldi utca / (parking) (47.45550, 18.94850)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Budaörs, Pest Budakeszi járás Hungary	Károly király utca / Rubik Erno utca / (parking) (47.45072, 18.96240)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Budapest, Pest Budakeszi járás Hungary	Kinizsi utca / (shopping centre entrance) (47.45005, 18.97095)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kloten, Zurich Bülach Switzerland	Schaffhauserstrasse / Holbergstrasse / Bahnfodstrasse / Kirchgasse (47.44961, 8.58210)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kloten, Zurich Bülach Switzerland	Schaffhauserstrasse / Lindenstrasse / (parking) (47.44800, 8.58176)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Budapest, Budapest Hungary	Kinizsi utca / Repülőtéri út (47.44796, 18.97593)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Budaörs, Pest Budakeszi járás Hungary	Vasút utca / Seregély utca (47.44660, 18.96561)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Budaörs, Pest Budakeszi járás Hungary	Kamaraerdei út / Vasút utca / Kinizsi utca / Nádas utca (47.44647, 18.97535)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kloten, Zurich Bülach Switzerland	Werftstrasse / Balz-Zimmermannstrasse (47.44502, 8.57122)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kloten, Zurich Bülach Switzerland	Flughofstrasse / Butzenbüelstrasse / Werfstrasse (47.44500, 8.57047)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Renton, WA King Co. United States	SE 176th St. / SE 171st Way (47.44500, -122.14831)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 23.4239	Other (At-Grade) Single-lane w/ Traversable Central Island	2019	Mini-roundabout in a suburban neighborhood context, completed November 2019. ICD estimated from Google Maps linework.
Wenatchee, WA Chelan Co. United States	N Western Ave. / Springwater Ave. (47.43706, -120.34620)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island	2018	https://www.wenatcheeworld.com/news/local/wenatchee-moves-forward-with-mini-roundabout/article_7f3a17d4-e6b6-5cff-8041-8825b741f221.html
Ecser, Pest Vecsési járás Hungary	Ady Endre utca / road 31110 / Majorsági dűlő (47.43501, 19.30657)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wenatchee, WA Chelan Co. United States	Riverside Dr. / Island View (47.43461, -120.31477)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.8120	Other (At-Grade) Single-Lane	2009	Painted splitter islands. October 2009.
Wenatchee, WA Chelan Co. United States	Riverside Dr. / 5th St. (47.43215, -120.31267)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.0455	Other (At-Grade) Single-Lane	2009	October 2009. ICD estimated from Google Maps linework.
Budapest, Budapest Hungary	Szentlorinci út / Nagykorösi út / Szentlorinci út / M5 NB Ramps (47.42275, 19.15499)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Dornbirn, Vorarlberg Dornbirn Austria	Rohrbach / Jodok-Fink Straße / Färbergasse (47.42011, 9.73923)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wallisellen, Zurich Bülach Switzerland	Alte Winterthurerstrasse / Opfikonerstrasse / Bahnhofstrasse (47.41557, 8.58884)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Wenatchee, WA Chelan Co. United States	S Western Ave. / Cherry St. (47.41556, -120.34606)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 114.7606	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	https://www.wenatcheeworld.com/news/local/western-and-cherry-roundabout-set-to-open/article_bad76724-a124-5e7c-ab09-dcfb897a2676.html ICD estimated from Google Maps linework.
Dornbirn, Vorarlberg Dornbirn Austria	L204 (Lustenauer Straße) / A14-E60 SB Ramps (47.41362, 9.70629)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane		Through bypass lane on west leg; add-lane right-turn bypass lanes on north and east legs.
Dornbirn, Vorarlberg Dornbirn Austria	L204 (Lustenauer Straße) / Köblern / Untere Roßmähder / A14-E60 NB Ramps (47.41329, 9.71006)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Killdeer, ND Dunn Co. United States	ND 22 / Northwest Bypass (47.41148, -102.79697)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.9601	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
East Wenatchee, WA Douglas Co. United States	Sunset Hwy (SR 28) / 5th St. NE (47.41003, -120.29177)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.3716	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Kent, WA King Co. United States	S. 216th St. / 42nd Ave. S / 40th Pl. S (47.40843, -122.28120)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 23.4402	Other (At-Grade) Single-Lane	2001	Opened July 2001. ICD estimated from Google Maps linework.
Wenatchee, WA Chelan Co. United States	S Miller St / Red Apple Rd (47.40797, -120.32456)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island	2018
Bruck an der Mur, Styria Bruck-Mürzzuschlag District Austria	B116 (Leobener Bundesstraße - Grazer Straße) / B116b (Leobener Bundesstraße) (47.40689, 15.27490)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
East Wenatchee, WA Douglas Co. United States	Grant Rd. / Airport Way / Urban Industrial Dr. (47.40592, -120.20780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2010	Add-lane right-turn bypass lanes on north and west legs. July 2010.
East Wenatchee, WA Douglas Co. United States	Highline Dr. SE / SE Simon St. (47.40485, -120.28185)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 18.2880	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	Driveway is commercial entrance to Safeway.
Iron Junction, MN St. Louis Co. United States	STH 37 / CR 7 (47.40163, -92.60114)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.dot.state.mn.us/d1/projects/th-37/index.html
Hibbing, MN St. Louis Co. United States	US 169 / STH 37 (47.40098, -92.92661)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 35.5695	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
East Wenatchee, WA Douglas Co. United States	3rd St. SE / Highline Dr. (47.40034, -120.28173)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.ncwlife.com/east-wenatchee-roundabout-near-costco-is-open-well-ahead-of-schedule/
Tours, Centre-Val de Loire Indre-et-Loire France	Avenue Georges Pompidou / Avenue Jean Bonnin (47.39475, 0.70457)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 23.4463	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Üllő, Pest Vecsési járás Hungary	SR 404 / M4-E60 EB Ramps / Gyömrői út (47.39249, 19.36820)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Kent, WA King Co. United States	94th Ave. S / S 237th Pl. (47.38921, -122.21537)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.2024	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	Raised but mountable central island, painted splitter islands.
Maple Valley, WA King Co. United States	SE 240th Blvd. / 228th Ave. SE (47.38734, -122.03723)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2018	Southwest leg stubbed. Year Completed estimated (2017-2018).
Szigetszentmiklós, Pest Szigetszentmiklósi járás Hungary	II. Rákóczi Ferenc út / (shopping centre entrance) (47.38678, 19.02401)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Holyrood, NL Division 1 Canada	Hwy 60 (Conception Bay Hwy.) / Hwy 62 (47.38499, -53.12423)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2019
Kent, WA King Co. United States	SE 244th St. / 100th Ave. SE (47.38335, -122.20736)	Traffic Calming Circle Existing	Other None	4 Approaches 0 Driveways 11.3213	Other (At-Grade) Single-Lane	2016	This is now a dog bone-shaped traffic circle with two-way Yield control on the east and west approaches and no control north-south. Previous control was stop-control on the east leg only before the west leg was built. ICD estimated from Google Maps linework.
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
Szigetszentmiklós, Pest Szigetszentmiklósi járás Hungary	Road 5103 / Bevásárló utca / Szikratávíró sarok / M0-E71-E75 WB Ramps (47.38219, 19.03317)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Szigetszentmiklós, Pest Szigetszentmiklósi járás Hungary	Csepeli út / M10-E75 WB Ramps / (parking) (47.38132, 19.04962)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Maple Valley, WA King Co. United States	Witte Rd. SE / SE 248th St. (47.37966, -122.04813)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2011	January 2011.
Érd, Pest Érdi járás Hungary	SR 6-SR 7 / SR 6 (Budafoki út) / SR 7 (Balatoni út) / Budai út / (parking) (47.37871, 18.93644)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Turbo roundabout.
Érd, Pest Érdi járás Hungary	Budai út / Enikő út / Adél út / (parking) (47.37863, 18.92616)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Szigetszentmiklós, Pest Szigetszentmiklósi járás Hungary	Csepeli út / Kántor utca / M10 EB Ramps (47.37845, 19.04934)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Érd, Pest Érdi járás Hungary	Budai út / Diósdi út (47.37822, 18.92192)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kent, WA King Co. United States	Willis St. / 4th Ave. (47.37808, -122.23747)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2020	https://www.kentwa.gov/Home/Components/FacilityDirectory/FacilityDirectory/1660/568
Mór, Fejér Móri járás Hungary	Erzsébet tér / Zrinyi u. (47.37591, 18.21105)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Maple Valley, WA King Co. United States	Witte Rd. SE / SE 254th Pl. (47.37383, -122.04867)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2024	https://www.maplevalleywa.gov/departments-services/public-works/capital-improvement-projects/current-transportation-improvement-projects/t-28b-ph-3-south-witte-road-se-roundabout-improvements
Covington, WA King Co. United States	SE 256th St. / 164th Ave. SE (47.37256, -122.12290)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.1477	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Open September 2007. ICD estimated from Google Maps linework.
Leoben, Styria Leoben Austria	B116 (Kärntner Straße) / Kerpelystraße / Einödmayergasse (47.37221, 15.08458)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mór, Fejér Móri járás Hungary	Deák Ferenc utca / Dozsa Gyorgy utca (47.37202, 18.20903)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Érd, Pest Érdi járás Hungary	SR 6-SR 7 / E73-M6 SB Ramps / (connector to E73-M6 NB Ramps) (47.37175, 18.93391)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Mór, Fejér Móri járás Hungary	Deák Ferenc utca / Vértes utca / Kodály Zoltán utca (47.37089, 18.20654)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Szigetszentmiklós, Pest Szigetszentmiklósi járás Hungary	Elkerülő út / Fövenykúti út (47.37085, 19.03254)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Edmundston, NB Madawaska Canada	Grey Rock Rd. / 15 Août Rd. / Rte 2 EB Ramps (47.37064, -68.30398)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane	2012	Year Completed estimated (2011-2012).
(unknown), Rostov Myasnikovsky District Russia	(unknown) / (unknown) (47.36941, 39.64573)	Rotary Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
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
Budapest, Budapest Hungary	Rte 5 (Ócsai út) / M10-E75 EB Ramps (47.36464, 19.14747)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Leoben, Styria Leoben Austria	L101 (Hirschgraben - Gösser Platz) / Gösser Straße / Kaltenbrunner Straße (47.36367, 15.09719)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Gig Harbor, WA Pierce Co. United States	Olympus Way / Buckhorn Pl. / Copper Ct. (47.36278, -122.59679)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-lane w/ Traversable Central Island	2014
Covington, WA King Co. United States	SE Wax Rd. / 180th Ave. SE / SE 267th Pl. (47.36216, -122.10200)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 53.3935	Other (At-Grade) Single-Lane	2008	September 2008. ICD estimated from Google Maps linework.
Gig Harbor, WA Pierce Co. United States	Borgen Blvd. / Harbor Hill Dr. (47.35993, -122.60160)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.8333	Other (At-Grade) Single-Lane	2007	Opened March 2007. ICD estimated from Google Maps linework.
Gig Harbor, WA Pierce Co. United States	Borgen Blvd. / Peacock Hill Ave. NW (47.35992, -122.58930)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.6979	Other (At-Grade) Single-Lane	2006	Opened January 2006. ICD estimated from Google Maps linework.
Gig Harbor, WA Pierce Co. United States	Borgen Blvd. / Olympus Way (47.35991, -122.59782)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 33.1701	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Gig Harbor, WA Pierce Co. United States	Borgen Blvd. / 51st (47.35959, -122.60640)	Roundabout Existing	All-Way Yield Active Pedestrian Warning (flashing yellow)	4 Approaches 0 Driveways 35.5974	Other (At-Grade) Single-Lane	2002	In-pavement flashers in use on all crosswalks. Striped-out apron for future conversion to multilane. Opened September 2002. Functional Class: Arterial ICD estimated from Google Maps linework.
Covington, WA King Co. United States	172nd Ave. SE / SE 270th Pl. (47.35939, -122.11240)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.7885	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Gig Harbor, WA Pierce Co. United States	Borgen Blvd. / SR 16 SB Ramps (47.35868, -122.61610)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.8342	Freeway Ramps (Grade-Separated) Single-Lane	2004	Opened March 2004. ICD estimated from Google Maps linework.
Gig Harbor, WA Thurston Co. United States	Harbor Hill Dr. / (parking) (47.35845, -122.60116)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2008	January 2008.
Gig Harbor, WA Pierce Co. United States	Borgen Blvd. / SR 16 NB Ramps / Burnham Dr. (47.35843, -122.61260)	Roundabout Existing	All-Way Yield None	6 Approaches 0 Driveways 47.7339	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2001	Oval shaped central island. 6 legged configuration includes a on-ramp (outbound)leg. Central island is used as a roadway storm detention pond. Completed Summer/Fall 2001. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Maple Valley, WA King Co. United States	SE Tahoma Way / Maple Valley Black Diamond Rd. SE (47.35796, -122.02252)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.5079	Other (At-Grade) Single-Lane	2018	East Entrance to Tahoma High School. Year Completed estimated (2018-2019). ICD estimated from Google Maps linework.
Kent, WA King Co. United States	SE 272nd St. / 106th Ave. SE (47.35794, -122.19865)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-lane w/ Traversable Central Island	2022	Built by developer.
Killdeer, ND Dunn Co. United States	ND 200 / Northwest Bypass / 109th Ave SW (47.35765, -102.80121)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3981	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Killdeer, ND Dunn Co. United States	ND 22 / ND 200 (47.35753, -102.75870)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 59.0617	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Covington, WA King Co. United States	168th Pl. SE / Fred Meyer Entrance (47.35698, -122.11680)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 105.1794	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	November 2008. Entrance into Fred Meyer shopping center. ICD estimated from Google Maps linework.
Maple Valley, WA King Co. United States	228th Ave. SE / SE 275th Pl. / SE Bear Blvd. (47.35485, -122.03766)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Covington, WA King Co. United States	168th Pl. SE / Costco Entrance (47.35463, -122.11860)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6463	Other (At-Grade) Single-Lane	2008	November 2008. Entrance into Costco shopping center. ICD estimated from Google Maps linework.
Gig Harbor, WA Pierce Co. United States	Harbor Hill Dr. / Sentinel Dr. (47.35165, -122.60023)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2018
Armington, MT Cascade Co. United States	US 87-SR 200 / US 89 / (parking) (47.34909, -110.89673)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	Year Completed estimated (2022-2023). https://www.youtube.com/watch?v=7jSH18jbyKc
Gig Harbor, WA Pierce Co. United States	Burnham Dr. / Harbor Hill Dr. / (unknown) (47.34739, -122.60301)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2018
Sankt Michael in Obersteiermark, Styria Leoben Austria	Leobener Bundesstraße [B116 (Kärntner Straße - Bundesstraße) / B113 (Bundesstraße) / Peter-Rosegger Siedlung] (47.33916, 15.01279)	Roundabout Existing	All-Way Yield None	4 Approaches 2 Driveways	Other (At-Grade) Single-Lane
Riedlingsdorf, Burgenland Oberwart Austria	L360 (Buchschachener Straße - Untere Hauptstraße) / Oberschützener Straße / Untere Hauptstraße (47.33772, 16.14410)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Federal Way, WA King Co. United States	Military Rd. S / S 298 St. (47.33514, -122.29673)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 11.3317	Other (At-Grade) Single-lane w/ Traversable Central Island	2019	"Compact" roundabout with 85-foot inscribed diameter and fully traversible center island and raised splitter islands. Opened in March 2019. Military Rd is a Minor Arterial, 40 mph, S 298 St is a Minor Collector, 25 mph. ICD estimated from Google Maps linework.
Szigethalom, Pest Hungary	Külso Mu út / Hunyadi János utca (47.33506, 19.00026)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Gig Harbor, WA Pierce Co. United States	Harborview Dr. / Stinson Ave. (47.33363, -122.58919)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022
Federal Way, WA King Co. United States	S 300th St. / 24th Pl. S / (parking) (47.33323, -122.30213)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.8120	Other (At-Grade) Single-lane w/ Traversable Central Island	2021	Painted splitter islands. Year Completed estimated (2020-2021).