Roundabouts Database Index

30229 Results

Search by location, intersection, and comments with the Quick Search below. You can search all other attributes by clicking Advanced Search. Sort results by clicking the headers of any column. Click the Intersection name for a details and aerial view. Search results pages can be bookmarked. Results can be exported to KML for viewing in Google Earth.

City, State County Country	Intersection (Lat, Lng)	Type Status	Control Type / Other Control Type	Approaches / Driveways / ICD (m)	Functional Class / LaneType	Year Completed	Comments
Warrington, England United Kingdom	A5281 (Whittle Ave.) / Lingley Green Ave. / Stanhoe Dr. / Malvern Close (53.40289, -2.64858)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Warrington, England United Kingdom	Westbrook Way / Westbrook Crescent (53.40909, -2.63703)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Pedestrian overcrossing through central island.
Wigan, England United Kingdom	A49 (Warrington Rd.) / B5238 (Poolstock Ln.) (53.52299, -2.65304)	Roundabout Removed	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2016	Year Removed estimated (2015-2016). Replaced with signalized intersection.
Wigan, England United Kingdom	Saddle Junction (53.54154, -2.64918)	Other Existing	Signal Pedestrian Signal (red-yellow-green to drivers)	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Parking in central island.
Birchwood, England Warrington United Kingdom	Oakwood Gate Roundabout: Oakwood Gate / Ordnance Ave. / Dewhurst Rd. / (parking) (53.41873, -2.52827)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Warrington, England United Kingdom	College Place: A574 (Birchwood Way) / B5210 (Woolston Grange Ave.) / Crab Ln. (53.41361, -2.54326)	Signalized Roundabout/Circle Unknown	Signal Pedestrian Signal (red-yellow-green to drivers)	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Pedestrian access to central island.
Richmond, ON Ottawa Canada	Perth St. / Oldenburg Ave. / Meynell Rd. (45.18764, -75.84949)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2024	https://www.ctvnews.ca/ottawa/article/richmond-residents-frustrated-by-roundabout-construction/
Winnipeg, MB Division 11 Canada	St Marys Rd. / Perimeter Hwy. WB Ramps (49.79669, -97.11296)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane	2024
Winnipeg, MB Division 11 Canada	St Marys Rd. / Perimeter Hwy. EB Ramps (49.79151, -97.10948)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane	2024
Woolwich, ON Waterloo Canada	Line 86 (Church St. W) / Floradale Rd. (43.60246, -80.58569)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2023	https://www.observerxtra.com/moving-ahead-with-plans-for-two-roundabouts-in-woolwich/
Hemel Hempstead, England Herts United Kingdom	A4251 (London Rd.) / A4146 (Station Rd.) (51.74301, -0.48452)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	A4251 (London Rd.) / Fishery Rd. (51.74305, -0.49149)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	A4251 (London Rd.) / A41 EB Ramps (51.74489, -0.51312)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	A414 (Two Waters Way) / A41 EB Ramps (51.73648, -0.47996)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Raindrop shaped.
Hemel Hempstead, England Herts United Kingdom	A414 (Two Waters Way) / A41 WB Ramps (51.73616, -0.48168)	Roundabout Existing	All-Way Yield Unknown	2 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Raindrop shaped.
Hemel Hempstead, England Herts United Kingdom	A414 (Saint Albans Rd.) / Jarman Way (51.74980, -0.45562)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Through bypass lane on west leg.
Hemel Hempstead, England Herts United Kingdom	A414 (Saint Albans Rd.) / White Hart Rd. / Bennetts End Rd. (51.74958, -0.45123)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Left-turn-only lane on east and west legs.
Hemel Hempstead, England Herts United Kingdom	A414 (Saint Albans Rd. / Breakspear Way) / A4147 (Leverstock Green Way / Maylands Ave.) (51.75379, -0.43624)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Left-turn add-lane bypass lanes on north and south legs. Left-turn-only lanes on east and west legs.
Hemel Hempstead, England Herts United Kingdom	A414 (Breakspear Way) / Green Ln. (51.75630, -0.42355)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Hemel Hempstead, England Herts United Kingdom	Green Ln. / Boundary Way (51.76027, -0.42309)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	Boundary Way / Buncefield Ln. / (parking) (51.76062, -0.42889)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	Green Ln. / Cherry Tree Ln. / Hogg End Ln. (51.76618, -0.42265)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Hemel Hempstead, England Herts United Kingdom	A4147 (Swallowdale Ln. / Maylands Ave.) / Swallowdale Ln. / Eastman Way (51.76690, -0.44389)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	A4147 (Redbourn Rd. / Swallowdale Ln.) / High Street Green / Queensway (51.76548, -0.44808)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Left-turn bypass lanes on west and south legs.
Hemel Hempstead, England Herts United Kingdom	A4147 (Link Rd. / Redbourn Rd.) / B487 (Redbourn Rd.) / Saint Agnells Ln. (51.77084, -0.44894)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	A4147 (Link Rd.) / Cambrian Way / Aycliffe Dr. (51.76921, -0.45691)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	A4147 (Link Rd.) / Piccotts End Rd. (51.76574, -0.47503)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	A4146 (Leighton Buzzard Rd.) / A4147 (Link Rd.) / B440 (Leighton Buzzard Rd.) / Galley Hill (51.76563, -0.47949)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	A4146 (Leighton Buzzard Rd.) / Queensway / Warners End Rd. (51.75713, -0.47560)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Left-turn-only lanes on all legs.
Hemel Hempstead, England Herts United Kingdom	Queensway / Marlowes (51.75735, -0.47277)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	Leighton Buzzard Rd. / Combe St. (51.75370, -0.47514)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	A4251 (London Rd.) / A41 WB Ramps (51.74372, -0.51106)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Hemel Hempstead, England Herts United Kingdom	(Breakspear Park entrance) / (parking) (51.75549, -0.42416)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Cape Breton, NS Cape Breton Canada	Rte 4 (Kings Rd.) / Kenwood Dr. / Rose St. (46.11226, -60.21703)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2025	https://www.saltwire.com/cape-breton/in-photo-new-cape-breton-roundabout-in-sydney-river-fully-open-to-motorists
Truro, NS Colchester Canada	Rte 2 (Willow St.) / McClures Mill Rd. (45.35399, -63.29396)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2024	https://www.saltwire.com/nova-scotia/truro/truro-drivers-still-working-on-roundabout-learning-curve
Ettlingen, Baden-Württemberg Karlsruhe Germany	Karlsruher Straße / Pforzheimer Straße / Schillerstraße / Scheffelstraße (48.94361, 8.40786)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ettlingen, Baden-Württemberg Karlsruhe Germany	Karlsruher Straße / Huttenkreuzstraße / Pulvergartenstraße (48.94604, 8.40715)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
North Dumfries, ON Oxford Canada	Trussler Rd. / Cedar Creek Rd. / Oxford Road 8 (43.32353, -80.49392)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2024	https://kitchener.citynews.ca/2024/09/19/cedar-creek-trussler-road-roundabout-work-completed/
Toa Alta, Toa Alta Municipio Ortíz Barrio Puerto Rico	Avenida los Palacios / Calle Guajataca (18.34875, -66.20882)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Circle existed in 2016 but without controlling signs; by 2024 Yield signs had been added.
Toa Alta, Toa Alta Municipio Ortíz Barrio Puerto Rico	Avenida Los Palacios / Ave. Palacios Reales / Ave. Palacios de Marbella (18.34576, -66.20688)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Circle existed in 2016 but with stop signs on two approaches; no controls on the other two. Yield signs on all approaches in 2024.
Renfrew, ON Renfrew Canada	Hwy 60 (O'Brien Rd.) / Wrangler Rd. / Innovation Dr. (45.47897, -76.65228)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2024	https://www.pentictonherald.ca/spare_news/article_f8ceef21-c90e-5cc1-add9-a8e0b8cee9e8.html
Fredericton, NB York Canada	Rte 148 (Saint Marys St.) / Brookside Dr. / (parking) (46.01356, -66.63085)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2024	RRFB on north leg only. https://www.facebook.com/100063795853960/posts/beginning-next-wednesday-august-7th-construction-will-begin-on-the-brookside-dri/974103448059508/?_rdr
Gaylord, MI Otsego County United States	S Otsego Ave. (I-75 Business) / McCoy Rd. W (45.00258, -84.67734)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2024	https://www.michigan.gov/mdot/news-outreach/pressreleases/2024/07/03/traffic-changes-for-i-75-bl-south-otsego-ave-project-in-gaylord-start-july-9
Dade City, FL Pasco Co. United States	US 98-US 301 Bypass / Old Lakeland Hwy. / (parking) (28.35921, -82.18200)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	Previous control was a merge lane on northbound; use a side street for southbound. https://www.facebook.com/MyFDOTTampa/posts/-project-progress-us-98-bypass-roundabout-is-opendade-city-a-new-roundabout-open/1001085718724813/
Wahoo, NE Saunders Co. United States	US 77 / SR 109 / CR 16 (41.23454, -96.60263)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	Year Completed estimated (2024-2025).
Easley, SC Pickens County United States	SC 135 (Dacusville Hwy.) / Jameson Rd. (34.90548, -82.60143)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	https://info2.scdot.org/projects/ViewerFiles/P039384_Project%20Handout_05.27.2021.pdf
Hastings, MN Dakota County United States	160th St. E (CR 46) / Goodwin Ave. (CR 85) (44.71686, -92.95405)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	https://www.hastingsjournal.news/stories/county-road-46-expected-to-open-by-the-end-of-the-week,113462
Flovilla, GA Butts County United States	US 23 / GA 42 (33.26384, -83.90871)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	https://henryga.news/2023/01/05/new-roundabout-coming-near-flovilla-indian-springs/
Mason, MI Ingham Co. United States	W Columbia Rd. / N Eifert Rd. / S Eifert Rd. (42.58207, -84.54266)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2025	Year Completed estimated (2023-2025). https://www.tiktok.com/@joshreviewsmason/video/7531497202968022285?_r=1&_t=ZT-8yML2KDMZT5
Flagstaff, AZ Coconino Co. United States	N 4th St. / E Lockett Rd. / E Cedar Ave. (35.21820, -111.61353)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2025	https://azdailysun.com/gallery-cedar-lockett-4th-roundabout-opens/collection_14d396bd-314b-4a8e-a566-738b7e1b0b4d.html#2
Williamston, SC Anderson Co. United States	US 29 / Welcome Rd. / Crappie Dr. (34.62087, -82.53513)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	https://info2.scdot.org/projects/ViewerFiles/DRAFT%20US29%20and%20Welcome%20Road%20handout%2002182022.pdf https://www.independentmail.com/story/news/local/2024/02/21/scdot-begins-project-in-anderson-county-intersection-of-us-29-and-s-96/72424556007/
Westfield, IN Hamilton County United States	E 181st St. / Wheeler Rd. (40.04993, -86.14190)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2025	https://mcusercontent.com/3b4615471287568023972d947/images/43b7e87b-2e4c-c0a5-c283-57fe838db290.jpg
Cherry Hill, NJ Camden Co. United States	SR 38 / Church Rd. / Cooper Landing Rd. (39.94050, -75.00977)	Signalized Roundabout/Circle Existing	Signal Unknown	6 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)		Hamburger shaped, oval shaped.
Murrells Inlet, SC Georgetown Co. United States	Old Kings Hwy. / Riverwood Dr. (33.56035, -79.04500)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	https://www.wmbfnews.com/2025/03/24/scdot-georgetown-county-intersection-become-roundabout/ https://www.facebook.com/coastal.asphalt/videos/the-murrells-inlet-traffic-circle-at-the-intersection-of-old-kings-hwy-and-river/1715539889040586/
Fishers, IN Hamilton Co. United States	Hoosier Rd. / 121st St. / (Fishers Community Center entrance) (39.96457, -85.96596)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	https://map.fishers.in.us/capitalprojects/
Fishers, IN Hamilton Co. United States	E 131st St. / Howe Rd (39.97895, -85.98006)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	Opened August 9, 2025.
Franklin, OH Warren Co. United States	SR 123 (E 6th St.) / Community Park Rd. / (high school entrance) (39.55392, -84.29936)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	https://www.facebook.com/FranklinOhio.Org/videos/-roundabout-update-now-open-watch-the-video-below-for-everything-you-need-to-kno/24347164434886274/
Springfield Township, OH Lucas Co. United States	S McCord Rd. / Hill Ave. (41.63884, -83.70358)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	https://www.facebook.com/photo/?fbid=1178895730944197&set=a.316637517170027
Duxbury, MA Plymouth Co. United States	Chestnut St. / Bay Rd. / Depot St. / Standish St. / Washington St. (42.02337, -70.68319)	Other Existing	Other Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Mix of stop and yield control.
Norwood, MA Norfolk Co. United States	Brook St. / Nichols St. / Bullard St. / Minihan Ln. (42.18364, -71.23340)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Mystic, CT Southeastern Connecticut United States	US 1 / E Main St. / Broadway Ave. (41.35291, -71.96408)	Traffic Calming Circle Existing	One-Way/Two-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Framingham, MA Middlesex Co. United States	Concord St. / Union Ave. (42.27911, -71.41673)	Roundabout Removed	Signal Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2016	Traffic circle was originally completed at some point between 2002 and 2003. Removed in 2016.
Norwood, MA Norfolk Co. United States	Nichols St. / Victoria Cir. / Berwick Pl. (42.18956, -71.21498)	Other Existing	Other Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Three way Yield, One way Stop (From the western part of Nichols Street).
New Shoreham, RI Washington Co. United States	Water St. / High St. / Spring St. (41.17208, -71.55739)	Other Existing	Other Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Lincoln, RI Providence Co. United States	Progress St. / Fairmount Ave. / Park Way Rd. / Grandview Ave. (41.89027, -71.41888)	Other Existing	All-Way Stop Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Brooklyn, NY Kings Co. United States	Fraser Square (40.61996, -73.94125)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)		Pedestrian access to central island.
Greenwich, CT Western Connecticut United States	Davis Ave. / Indian Harbor Dr. (41.02167, -73.61854)	Other Existing	Other Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Circulatory roadway yields to entering vehicles.
Old Greenwich, CT Western Connecticut United States	Riverside Ave. / Summit Rd. / Arch St. / W End Ave. (41.03157, -73.57292)	Other Existing	Other Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands. Mix of stop and yield control on entry.
Coventry, RI Kent Co. United States	Dante Blvd. / Stephanie Dr. (41.66939, -71.56437)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2007
Coventry, RI Kent Co. United States	Dante Blvd. / Angelina Dr. (41.66726, -71.56369)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2008
Coventry, RI Kent Co. United States	Dante Blvd. / Greig Ct. (41.66517, -71.56454)	Other Existing	Uncontrolled Unknown	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane	2010
Providence, RI Providence Co. United States	F C Greene Memorial Blvd. / Montgomery Ave. / Cladrashes Ave. (41.78572, -71.40615)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	No splitter islands on two legs. Pedestrian feature in central island.
Cranston, RI Providence Co. United States	Rte 5 (Atwood Ave. / Oaklawn Ave.) / Cranston St. / Brooks St. (41.77694, -71.46888)	Rotary Existing	Other Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Mix of stop and yield control on entry.
Keene, NH Cheshire Co. United States	Central Square: Main St. / Court St. / Washington St. / West St. (42.93403, -72.27855)	Signalized Roundabout/Circle Existing	Signal Pedestrian Signal (red-yellow-green to drivers)	6 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)
Cedar Rapids, IA Linn County United States	10th St. SE / 8th Ave. SE / Mount Vernon Rd. SE (41.97807, -91.65365)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2025	https://www.thegazette.com/local-government/government-notes-cedar-rapids-opens-new-roundabout-on-mount-vernon-road/
Westfield, IN Hamilton County United States	W 151st St. / Towne Rd. (40.00622, -86.20296)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	Cost – $1,983,669.69
North Miami, FL Miami-Dade County United States	NW 12th Ave. / NW 120th St. (25.88432, -80.21868)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2011
St Petersburg, FL Pinellas County United States	1st St. N / 30th Ave. NE (27.79940, -82.63444)	Traffic Calming Circle Existing	One-Way/Two-Way Stop Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island
Genoa Township, OH Delaware County United States	Lewis Center Rd. / Worthington Rd. (40.19783, -82.91324)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane	2025	Peanut shaped. https://www.facebook.com/DelCoEngineer/posts/construction-in-actionworthington-road-lewis-center-road-intersection-genoa-town/1071976134965353/
Tucson, AZ Pima County United States	E 2nd St. / N 1st Ave. (32.23298, -110.96101)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	E 1st St. / N 1st Ave. (32.23428, -110.96102)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	E 5th St. / N 1st Ave. (32.22907, -110.96099)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	N 5th Ave. / E 4th St. (32.23033, -110.96714)	Traffic Calming Circle Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	N 7th Ave. / E 4th St. (32.23031, -110.97020)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	W 5th St. / N 9th Ave. (32.22900, -110.97328)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	W 4th St. / N 9th Ave. (32.23031, -110.97328)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	W 4th St. / N 10th Ave. (32.23030, -110.97481)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	W University Blvd. / N 9th Ave. (32.23161, -110.97330)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	W University Blvd. / N 10th Ave. (32.23160, -110.97483)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	W University Blvd. / N 11th Ave. (32.23159, -110.97637)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	W 1st St. / N 11th Ave. (32.23420, -110.97638)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	W 1st St. / N 9th Ave. (32.23422, -110.97331)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	E 2nd St. / N 7th Ave. (32.23292, -110.97023)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Tucson, AZ Pima County United States	W 2nd St. / N 9th Ave, (32.23291, -110.97330)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
South Charleston, WV Kanawha County United States	Kanawha Turnpike / SR 601 (Jefferson Rd.) Ramps (38.35435, -81.71172)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	2025	https://www.youtube.com/watch?v=yTdSPHjvFrA
Salem, OR Marion County United States	Saginaw St. S / Bush St. S (44.93127, -123.04547)	Traffic Calming Circle Existing	One-Way/Two-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Salem, OR Marion County United States	Hood St. NE / Cottage St. NE (44.95186, -123.02692)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Salem, OR Marion County United States	Hood St. NE / Winter St. NE (44.95156, -123.02571)	Traffic Calming Circle Existing	One-Way/Two-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Salem, OR Marion County United States	Locust St. NE / Maple Ave. NE (44.96427, -123.02495)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Salem, OR Marion County United States	Mandy Ave. SE / Suntree Dr. SE (44.89556, -123.02910)	Traffic Calming Circle Removed	One-Way/Two-Way Stop Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Removed following negative neighborhood feedback.