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
Horseheads, NY Chemung Co. United States	Rte 13 / Horseheads Connector Rd. (42.17077, -76.80564)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023
York Township, MI Washtenaw Co. United States	W Bemis Rd. / Moon Rd. (42.17062, -83.73832)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.9936	Other (At-Grade) Single-lane w/ Traversable Central Island	2018
Horseheads, NY Chemung Co. United States	Rte 13 / E. Franklin St. (42.16756, -76.80553)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.7531	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Corning, NY Steuben Co. United States	Robert Dann Blvd. / Aurene Dr. / Creekside Dr. (42.16506, -77.11484)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.7216	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Access permits for research and development plant. ICD estimated from Google Maps linework.
Coral, IL McHenry Co. United States	US 20 / Harmony Rd. (42.16114, -88.52668)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2020
Erwin, NY Steuben Co. United States	Robert Dann Dr. / Science Center Rd. (42.15936, -77.11082)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2001	Add-lane right-turn bypass lane on west leg.
Rockland, MA Plymouth Co. United States	Bill Delahunt Pkwy / Union St (42.15400, -70.92708)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.5828	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Weymouth, MA Norfolk Co. United States	Patriot Pkwy / Marker St (42.15310, -70.94390)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.6148	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Canton, MA Norfolk Co. United States	Pleasant St. / Bolivar St. / Lincolnshire Dr. (42.15077, -71.12804)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2015
Homer, MI Calhoun Co. United States	Hillsdale St. / Main St. (42.14585, -84.80890)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 39.8485	Other (At-Grade) Single-Lane		Before 1999. ICD estimated from Google Maps linework.
West Dundee, IL Kane Co. United States	Millbrook Dr. / (unknown) / (parking) (42.14551, -88.34157)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2013-2015).
Algonquin, IL Kane Co. United States	Bolz Rd. / Longmeadow Pkwy. (42.13872, -88.27011)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://kanecountyconnects.com/2020/11/as-longmeadow-parkway-opens-kdot-permanently-closes-portion-of-bolz-road/
Kumanovo, Northeastern Kumanovo North Macedonia	R1104 (Ulica 3-ta Makedonska Udarna Brigada - Ulica 11-ti Oktomvri) / Ulica 3-ta Makedonska Udarna Brigada (42.13446, 21.70531)	Unknown Existing	Unknown None	3 Approaches 0 Driveways	Other (At-Grade) Unknown
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.
Westfield, MA Hampden Co. United States	Parker Ave. / Pochassic St. / Montgomery St. (42.13113, -72.74647)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 30.4800	Other (At-Grade) Single-Lane	2008	stop-controlled traffic circle retrofit, near bridge
Binghamton, NY Broome Co. United States	Upper Front St. / Old Front St. / I-81 SB Ramps (42.12650, -75.90703)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2022	https://www.wbng.com/2022/08/04/second-roundabout-now-open-rt-11-town-dickinson/
Binghamton, NY Broome Co. United States	US 11 (Upper Front St.) / I-81 NB Ramps (42.12299, -75.90472)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2022	https://www.binghamtonhomepage.com/news/new-roundabout-opens-on-upper-front-st/ https://www.wbng.com/2022/06/22/one-roundabout-completed-one-more-go-town-dickinson-see-bridge-completion-new-traffic-patterns/
Brockton, MA Plymouth Co. United States	N Quincy St. / Boundary Ave. / Chestnut St. (42.12289, -71.00124)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2021
Norfolk, MA Norfolk Co. United States	Main St. / Rockwood Rd. / Union St. (42.11966, -71.32520)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.8049	Other (At-Grade) Single-Lane	2004	Pedestrian crossings at yield lines. At-grade railroad crossing to the north. Year Completed estimated (2003-2005). ICD estimated from Google Maps linework.
Norfolk, MA Norfolk Co. United States	Union St. / North St. / Liberty Ln. (42.11823, -71.32501)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.8054	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Benton Harbor, MI Berrien Co. United States	Main St. (I-94 Business) / 5th St. (42.11655, -86.45281)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4639	Other (At-Grade) Single-Lane	2010	Completed November 2010. Part of downtown streetscape project. ICD estimated from Google Maps linework.
Benton Harbor, MI Berrien Co. United States	Main St. (I-94 Business) / Riverview Dr. (42.11343, -86.46642)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.0091	Other (At-Grade) Single-Lane	2010	Completed November 2010. Part of downtown streetscape project. ICD estimated from Google Maps linework.
West Springfield, MA Hampden Co. United States	Park St. / West St. / US 5 Ramps (42.10753, -72.61637)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 84.1755	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
West Springfield, MA Hampden Co. United States	Elm St. / Westfield St. / (parking) (42.10703, -72.62284)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2024	https://www.wwlp.com/news/local-news/hampden-county/final-phases-of-construction-of-the-new-elm-street-roundabout-in-west-springfield/
Johnson City, NY Broome Co. United States	Riverside Dr. / Floral Ave. / Rte 201 Ramps (42.10678, -75.96601)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, unspecified)	2005	http://www.dot.state.ny.us/reg/r9/cur_project/circle/about/index.html
Glenview, IL Cook Co. United States	Patriot Blvd. / (parking) (42.10673, -87.82186)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	Add-lane right-turn bypass lane on north leg. https://www.glenview.il.us/index.php?section=newsroom&prrid=5
Gilbert, IA Story Co. United States	Gretten St / Matthews Dr (42.10645, -93.64027)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 84.1769	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Springfield, MA Hampden Co. United States	Walnut St. / Alden St. / Hancock St. / Ashley St. (42.10143, -72.56719)	Roundabout Existing	All-Way Yield None	6 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2020	https://www.wwlp.com/news/local-news/hampden-county/six-corners-roundabout-project-completed-more-than-a-year-later/
Binghamton, NY Broome Co. United States	Court St. / Exchange St. / Chenango St. (42.09878, -75.91089)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2014	Located in downtown next to courthouse. Year Completed estimated (2012-2015).
West Springfield, MA Hampden Co. United States	Rte 147 (Memorial Ave.) / US 5 Ramps (42.09762, -72.59717)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 37.2202	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		One of several along US 5. ICD estimated from Google Maps linework.
Marion, IA Linn Co. United States	County Home Rd. / C Ave. Extension (42.09487, -91.64848)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	https://cbs2iowa.com/news/local/county-home-road-reopens-in-linn-county-after-improvement-project
Marion, IA Linn Co. United States	County Home Rd. / Alburnett Rd. (42.09450, -91.61904)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
Elmira, NY Chemung Co. United States	N Main St. / Park Pl. / W 3rd St. (42.09278, -76.80993)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 33.6780	Other (At-Grade) Single-Lane	2019	https://www.mytwintiers.com/local-news-3/elmira-cultural-connectors-ribbon-cutting-took-place-and-the-roundabout-is-officially-open/ ICD estimated from Google Maps linework.
Vestal, NY Broome Co. United States	Glenn G Bartle Dr. / West Dr. (42.09200, -75.96836)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Concentric striped circulatory roadway.
Olean, NY Cattaraugus Co. United States	N Union St. / Main St. (42.08706, -78.42994)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 28.3630	Other (At-Grade) Single-Lane	2015	Yield-controlled right-turn bypass lane on north leg; it terminates at crosswalk across west leg. ICD estimated from Google Maps linework.
Olean, NY Cattaraugus Co. United States	N Union St. / Wayne St. / (parking lot) (42.08521, -78.42995)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.8183	Other (At-Grade) Single-Lane	2015	Crosswalk on east parking lot leg passes over painted splitter island in front of yield position. ICD estimated from Google Maps linework.
Elmira, NY Chemung Co. United States	Maple Ave. / Caldwell Ave. (42.08399, -76.79589)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 8.8639	Other (At-Grade) Single-lane w/ Traversable Central Island	2012	Year completed estimated (2011-2013). ICD estimated from Google Maps linework.
Olean, NY Cattaraugus Co. United States	N Union St. / Olean Center Mall parking lot (42.08303, -78.42993)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.8192	Other (At-Grade) Single-Lane	2015	Crosswalks on side street pass across painted splitter island in front of yield line. ICD estimated from Google Maps linework.
Elmira, NY Chemung Co. United States	Maple Ave. / Horner St. (42.08282, -76.79445)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 17.7281	Other (At-Grade) Single-lane w/ Traversable Central Island	2012	Year completed estimated (2011-2013). ICD estimated from Google Maps linework.
Olean, NY Cattaraugus Co. United States	N Union St. / Sullivan St. (42.08150, -78.42991)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 15.9556	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Agawam, MA Hampden Co. United States	Rte 57 / US 5 Ramps / River Rd. (42.08087, -72.58983)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 165.7625	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Rotary restriped 2012-2013. ICD estimated from Google Maps linework.
Olean, NY Cattaraugus Co. United States	State St. / Union St. (42.07751, -78.42984)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 27.4808	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Fairview Township, PA Erie Co. United States	Millfair Rd / W Lake Rd (Rte 5) (42.07591, -80.20667)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 39.0060	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Foxborough, MA Norfolk Co. United States	Chestnut St / North St (42.07460, -71.25933)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.4821	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Hoffman Estates, IL Cook Co. United States	Center Dr. / (parking) (42.07088, -88.12878)	Rotary Existing	All-Way Yield None	3 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, unspecified)		This is a privately maintained roadway. The site is currently being redeveloped from an office campus to a mixed-use development. A single-lane modern roundabout has been considered as a replacement for the existing rotary.
Erie, PA Erie Co. United States	Meadowland Circle (42.06937, -80.05504)	Other Existing	Unknown Unknown	2 Approaches 11 Driveways 0.0000	Other (At-Grade) Unknown
Pingree Grove, IL Kane Co. United States	Reinking Rd. / Damisch Rd. (42.06883, -88.41365)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2009	Painted splitter island on northeast leg. Little deflection southeast-bound.
Erie, PA Erie Co. United States	Wildflower Ct. / Meadowland Cir. (42.06869, -80.05753)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Shkodër, Shkodër Shkodër Albania	Sheshi Demokracia [E762 (Bulevardi Skënderbeu - Rruga Qemal Draçini) / Bulevardi Bujar Bishanaku / Rruga Studenti] (42.06815, 19.51211)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Longmeadow, MA Hampden Co. United States	E Greenwich Rd. / Normandy Rd. (42.06791, -72.56661)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
East Longmeadow, MA Hampden Co. United States	Center Square (Maple St. / Shaker Rd. / Prospect St. / Somers Rd. / Pleasant St. / Elm St. / N Main St.) (42.06482, -72.51288)	Other Existing	Other Unknown	7 Approaches 0 Driveways 31.0329	Other (At-Grade) Single-Lane		Seven way intersection. Mixture of stop signs and yield, including yields within the circle. Appeared in Ripley's Believe It or Not: https://www.thehotiron.com/index.php/site/comments/wisconsin_roundabouts_to_a_native_massachusetts_rotary_driver ICD estimated from Google Maps linework.
Hoffman Estates, IL Cook Co. United States	Essex Dr. / Beacon Pointe Dr. (42.06310, -88.23064)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.2604	Other (At-Grade) Single-Lane	2007	Roundabout pictures available at Village Website http://www.hoffmanestates.org/government/departments-comdev-transportation.shtml#InterestandInfo Functional Class: Collector ICD estimated from Google Maps linework.
Marion, IA Linn Co. United States	35th St. / Tower Terrace Rd. (42.06130, -91.57655)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.9213	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Fourth leg is stubbed for future expansion. ICD estimated from Google Maps linework.
Kingsville, ON Essex Canada	Albuna Townline (County Rd 31) / Road 3 E (42.06096, -82.64340)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.9019	Other (At-Grade) Single-Lane	2010	https://www.infrastructure.gc.ca/media/news-nouvelles/2010/20101112essexcounty-eng.html ICD estimated from Google Maps linework.
Hiawatha, IA Linn Co. United States	Tower Terrace Rd. / N Center Point Rd. (42.05872, -91.69228)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	https://www.facebook.com/hedcoiowa/videos/new-roundabout-at-tower-terrace-and-n-center-point-rd/550647193126949/
Marion, IA Linn Co. United States	Alburnett Rd / Tower Terrace (42.05859, -91.61401)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 39.9034	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Schaumburg, IL Cook Co. United States	E State Pkwy. / N Plum Grove Rd. (42.05607, -88.05992)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.1960	Other (At-Grade) Single-Lane	2019
Duxbury, MA Plymouth Co. United States	Lincoln St. / Congress St. (42.05532, -70.72294)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 21.2829	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Des Plaines, IL Cook Co. United States	N. Wolf Rd. / State St. / N. Broadway St. / E. Golf Rd. (42.05374, -87.91028)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 49.3776	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	Intersection upgraded by IDOT to roundabout in 2018.
Schaumburg, IL Cook Co. United States	N Plum Grove Rd. / Remington Rd. (42.05300, -88.05996)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.1519	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Marion, IA Linn Co. United States	29th Ave. / 35th St. (42.05043, -91.57448)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 22.1714	Other (At-Grade) Single-lane w/ Traversable Central Island	2016	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Norfolk, NE Madison Co. United States	W Benjamin Ave. / N 25th St. (42.04703, -97.44600)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.1547	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Southport, NY Chemung Co. United States	Pennsylvania Ave. / Rte 328 (SB Direction) (42.04228, -76.85541)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 39.0266	Other (At-Grade) Single-Lane	2016	Yield-controlled right-turn bypass lanes on north and west legs. Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.
Woodstock Township, MI Lenawee Co. United States	US 127 / US 223 (42.03792, -84.34974)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2023	Right-turn-only lane on northwest leg. https://www.michigan.gov/mdot/news-outreach/pressreleases/2023/04/06/roundabout-and-resurfacing-project-in-lenawee-county-begins-monday
Provincetown, MA Barnstable Co. United States	Province Lands Rd. / Commercial St. (42.03714, -70.19657)	Other Existing	All-Way Yield None	2 Approaches 1 Driveways 51.4484	Other (At-Grade) Single-Lane		The center island is the Pilgrims' First Landing Park, which commemorates the location where the Mayflower first landed in the New World in 1620. ICD estimated from Google Maps linework.
Foxborough (Foxboro), MA Norfolk Co. United States	Foxborough Blvd. / Forbes Blvd. (42.03647, -71.23459)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2019-2020).
Marion, IA Linn Co. United States	10th St. / 10th Ave. / Central Ave. (42.03629, -91.59934)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2021	https://www.cityofmarion.org/Home/Components/News/News/6547/
Southport, NY Chemung Co. United States	Rte 328 / Pennsylvania Ave. (42.03433, -76.87601)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7894	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Norfolk, NE Madison Co. United States	N 1st St. / W Braasch Ave. (42.03401, -97.40699)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.youtube.com/watch?v=SkdQ3giXn8g
Marion, IA Linn Co. United States	7th Ave. / 7th St. (42.03326, -91.60272)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.0322	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Norfolk, NE Madison Co. United States	E Norfolk Ave. / 557th Ave. / S Victory Rd. (42.03308, -97.38785)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 49.6775	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Marion, IA Linn Co. United States	7th Ave. / (future road) / (future road) (42.03286, -91.58364)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 44.3550	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Elliptical shape. ICD estimated from Google Maps linework.
Marion, IA Linn Co. United States	6th Ave. / 15th St. (42.03243, -91.59397)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2019).
Norfolk, NE Madison Co. United States	US 275 / N 37th St. (42.03242, -97.46577)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 60.3233	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Summit Township, PA Erie Co. United States	Oliver Rd. / Hamot Rd. / Flower Rd. (42.02926, -80.09261)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	Combined two intersections, a 4-way and a 3-way, both with one/two-way stops. https://www.goerie.com/story/news/local/2022/09/02/summit-township-five-points-roundabout-detours-traffic-transportation-penndot-construction-roads/65466614007/
Elgin, IL Kane Co. United States	Long Common Pkwy. / Gansett Pkwy. (42.02750, -88.36153)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.9600	Other (At-Grade) Single-Lane	2006	Little entry curvature. Year Completed estimated (2005-2006).
Duxbury, MA Plymouth Co. United States	Rte 53 / Winter St. (42.02730, -70.73737)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.3743	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Norfolk, NE Madison Co. United States	W Pasewalk Ave. / S 7th St (42.02605, -97.41686)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.7287	Other (At-Grade) Single-Lane	2001	At-grade rail crossing on east leg. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Norfolk, NE Madison Co. United States	W Pasewalk Ave. / S 18th St. (42.02583, -97.43384)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.7288	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Elgin, IL Kane Co. United States	Long Common Pkwy. / South St. (42.02091, -88.36097)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 64.0080	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2005-2006).
Elgin, IL Kane Co. United States	SR 47 / Plato Rd. (42.01941, -88.46401)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
Gjorče Petrov Municipality, Skopski Skopje North Macedonia	Ulica Gjorche Petrov / Ulica Aco Shopov / Bulevar Partizanski Odredi (42.00864, 21.36844)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Gjorče Petrov Municipality, Skopski Skopje North Macedonia	Ulica Gjorche Petrov / Ulica Voin Drashkoci (42.00722, 21.36551)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Tetovo, Polog Tetovo North Macedonia	R-1206 Ulica Ilirija / Ulica Vidoe Smilevski Bato (42.00610, 20.98046)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Franklin, ID Franklin Co. United States	Legacy Dr. / South Canyon Dr. (42.00604, -111.80863)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2006-2009).
Lincolnwood, IL Cook Co. United States	W North Shore Ave. / N Kimball Ave. (42.00281, -87.71426)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Woonsocket, RI Providence Co. United States	Truman Dr. / Bernon St. (42.00007, -71.51498)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2019	https://www.pressreader.com/usa/woonsocket-call/20191002/281505047956752
Lincolnwood, IL Cook Co. United States	N Kimball Ave. / W Arthur Ave. (41.99912, -87.71431)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Lincolnwood, IL Cook Co. United States	W Arthur Ave. / N Kenton Ave. (41.99908, -87.74345)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Ames, IA Story Co. United States	University Blvd. / Airport Rd. / Oakwood Rd. (41.99735, -93.63922)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.3798	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Free-flow right-turn bypass lane on east leg. ICD estimated from Google Maps linework.
Granby, CT Hartford Co. United States	US 202 (Salmon Brook St.) / Notch Rd. / East St. (41.99540, -72.79684)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://granbydrummer.com/2020/08/roundabout-nearing-completion/
Ames, IA Story Co. United States	University Blvd. (530th Ave.) / Cottonwood Rd. (41.99366, -93.63921)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 37.2812	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Ames, IA Story Co. United States	University Blvd. (530th Ave.) / Collaboration Pl. (41.99049, -93.63918)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 36.3954	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Campton Hills, IL Kane Co. United States	SR 47 / Burlington Rd. (41.98813, -88.47064)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2016	Rural, high-speed approaches.
Cedar Rapids, IA Linn Co. United States	Stoney Point Rd. NW / E Ave. NW (41.97858, -91.75502)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019	https://kwwl.com/2019/08/16/stoney-point-rd-reopens-after-months-welcoming-cedar-rapids-4th-roundabout/
Cedar Rapids, IA Linn Co. United States	E Ave. NW / Ellis Blvd. NW / 6th St. NW (41.97796, -91.68196)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)	4 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	At-grade rail crossing approximately 200 feet east of roundabout. https://www.thegazette.com/news/ellis-boulevard-extension-opens-to-traffic-in-northwest-cedar-rapids/
Stafford Springs, CT Tolland Co. United States	W Stafford Rd. (Rte 190) / Orcuttville Rd. (Rte 319) (41.97141, -72.33620)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020
Vila Mea, Viana do Castelo Vila Nova de Cerveira Portugal	Caminho de Santiago-Caminho Português [N13 / Rua da Tomada] (41.97137, -8.68620)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cedar Rapids, IA Linn Co. United States	Johnson Ave. NW / Wiley Blvd. NW (41.97123, -91.72580)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 22.1990	Other (At-Grade) Single-Lane	2018	http://www.cedar-rapids.org/local_government/departments_g_-_v/public_works/johnson_avenue_nw.php ICD estimated from Google Maps linework.
Girona, Catalonia Girona Spain	Calle del Riu Güell / Calle de Enric Marquès Ribalta / Paseo de Ramón Berenguer II (41.97116, 2.80871)	Roundabout Existing	All-Way Yield Pedestrian Signal (red-yellow-green to drivers)	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Pedestrian-bicyclist crossings signalized with no gap from circulatory roadway.