Roundabouts Database Index

29869 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
Davis, CA Yolo Co. United States	Bioletti Way / Bainer Hall Dr. (38.53608, -121.75682)	Other Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island		Painted and marked central and splitter islands.
Davis, CA Yolo Co. United States	Bainer Hall Dr. / (unknown) (38.53655, -121.75405)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island		Painted splitter islands.
Jackson, MI Jackson Co. United States	Springport Rd. / Rives Junction Rd. (42.28667, -84.46228)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.mlive.com/news/jackson/2023/04/new-roundabout-coming-soon-to-jackson-county-intersection.html
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/
Bettendorf, IA Scott Co. United States	Forest Grove Dr. / Middle Rd. (41.59010, -90.45966)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	https://www.ourquadcities.com/news/local-news/new-bettendorf-roundabout-opens-oct-18/ (video of partially complete roundabout here (it's the middle one) https://forestgrovedrive.com/ )
Bettendorf, IA Scott Co. United States	Forest Grove Dr. / Championship Dr. (41.59001, -90.46287)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2023	https://forestgrovedrive.com/ (first one in the video)
Bettendorf, IA Scott Co. United States	Forest Grove Dr. / Competition Dr. (41.59010, -90.45635)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2023	https://forestgrovedrive.com/ (third one in the video)
Sheldon, IA O'Brien Co. United States	34th Ave. / Pavilion Way / Prairie Trail Rd. (43.18342, -95.81593)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Originally just a turnaround for trucks in 2011; an unknown time later two roads were connected. No splitter island on north leg. https://www.nwestiowa.com/news/orange-city-opens-first-roundabout/article_32eaa2b4-63e7-11ee-bfc6-2baa523c8e84.html
Dubuque, IA Dubuque Co. United States	Kerper Blvd. / Kerper Ct. (42.51518, -90.65500)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	https://www.kwwl.com/video/kerper-boulevard-roundabout-now-open-in-dubuque/video_c96b5eb0-5305-5b6f-8b06-be51094e84b7.html
Holmen, WI La Crosse Co. United States	McHugh Rd. / Briggs Rd. (43.97023, -91.28046)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.wxow.com/news/holmen-roundabout-construction-complete/article_3c823e00-36e1-11ee-8b3f-5b98b9378dcb.html
Batavia, IL Kane Co. United States	Main St. / Fabyan Pkwy. / Bliss Rd. (41.84691, -88.40147)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	Bliss Rd was realigned to meet the roundabout. http://kanecountyconnects.com/article/KaneCountyDivisionofTransportation-KaneCountyBoard-BlissRoad
Kokomo, IN Howard Co. United States	Touby Pike / CR 250N (40.51308, -86.09981)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	Provides access to Stellantis and Samsung SDI battery plant being built at this location
McCordsville, IN Hancock Co. United States	Windsor Dr. / Bayview Run (39.88787, -85.91975)	Roundabout Unknown	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023
North Grenville, ON Leeds and Grenville Canada	CR 43 / S Gower Dr. (CR 22) (45.03905, -75.59285)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2023	https://www.insideottawavalley.com/news/long-awaited-3m-roundabout-coming-to-one-of-kemptville-s-high-collision-intersections/article_76d49a5b-b720-5512-9055-a1a58a264af0.html
Medford, OR Jackson Co. United States	OR 238 (Rossanley Dr.) / Cheshire Way / (unknown) (42.34081, -122.90492)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	Tactile directional indicators across bicycle ramps.
Boardman, MI Grand Traverse Co. United States	Webster St. / Franklin St. (44.76060, -85.61118)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	1999	https://www.record-eagle.com/archives/two-traffic-circles-going-in-this-fall/article_f3f9d4b6-9a9a-5faa-8100-8de9872bbcad.html
Boardman, MI Grand Traverse Co. United States	Webster St. / Wellington St. (44.76059, -85.61351)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	1999	https://www.record-eagle.com/archives/two-traffic-circles-going-in-this-fall/article_f3f9d4b6-9a9a-5faa-8100-8de9872bbcad.html
Fruitville, FL Sarasota Co. United States	Initiative Blvd. / Clementine Ct. (27.34046, -82.44256)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0037	Other (At-Grade) Single-Lane	2020
Bradenton, FL Manatee Co. United States	Lighthouse Dr. / (parking) (27.49371, -82.46907)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-Lane	2019	Serves big box retail store. Edge line extension across exits.
Bradenton, FL Manatee Co. United States	(unknown) / (unknown) (27.49100, -82.46612)	Unknown Existing	All-Way Yield None	3 Approaches 0 Driveways 38.4048	Other (At-Grade) Single-Lane	2023
Bradenton, FL Manatee Co. United States	1st Ave. E / (unknown) (27.49736, -82.48657)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.3296	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2011
Parrish, FL Manatee Co. United States	Little River Way / Grand River Pkwy. (27.59883, -82.44223)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 57.9120	Other (At-Grade) Single-Lane	2019	Through-right arrow on south leg. Stop controlled on approach from parking lot.
Parrish, FL Manatee Co. United States	Charlotte Dr. / Bella Lago Blvd. (27.60985, -82.42227)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2020	Through arrow on each entry, exit, and circulatory roadway segment.
Parrish, FL Manatee Co. United States	(unknown) / (unknown) (27.61438, -82.43315)	Unknown Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2023
Harrison Township, MI Macomb Co. United States	Sail Rd. / Metro Pkwy. (42.57551, -82.79958)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 44.5008	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2013	Built as part of parking lot reconfiguration. Painted splitter islands. No speed control on north leg.
Harrison Township, MI Macomb Co. United States	Metro Pkwy. / Sail Rd. (42.57735, -82.79673)	Roundabout Existing	All-Way Yield None	2 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2013	Built as part of parking lot reconfiguration. Painted splitter islands. Through bypass lane on northwestbound approach.
Nisswa, MN Crow Wing Co. United States	CSAH 77 / Nokomis Ave. (46.49744, -94.31374)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	North leg is exit only. RRFB on western leg only. No ped crossing on eastern leg. https://blog.widseth.com/video-new-roundabout-improves-safety-at-busy-nisswa-intersection https://widseth.com/77roundabout/
Raymore, MO Cass Co. United States	MO 58 (E Walnut St.) / N Prairie Ln. / S Prairie Ln. (38.80333, -94.42059)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.modot.org/route-58-intersection-improvements
O'Fallon, MO St. Charles Co. United States	Hwy DD / Dalriada Blvd. (38.74631, -90.75882)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Single-Lane	2022	Right-turn-only lanes on southwest and northeast legs. Appears to be convertible to 2x1. https://www.sccmo.org/DocumentCenter/View/18378/OF_HIGHWAY-DD
Nixa, MO Christian Co. United States	W Pembrook Ave. / S Norton Rd. (37.03000, -93.30859)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2023	No splitter island south leg. https://www.nixa.com/blog/2023/06/29/nixa-set-to-open-truman-blvd-tomorrow/
Rice Lake, WI Barron Co. United States	STH 48 (21st Ave.) / West Ave. / 19th St. (45.50939, -91.76507)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Other (At-Grade) Single-Lane	2020	https://www.apg-wi.com/rice_lake_chronotype/free/traffic-changes-around-us-53-wis-48-interchange-in-rice-lake-coming-in-october/article_4e8de952-0334-11eb-a7de-678b8ff263bc.html
Bismarck, ND Burleigh Co. United States	43rd Ave. NE / N 19th St. (46.85254, -100.76214)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2022
Bismarck, ND Burleigh Co. United States	43rd Ave. N / N 26th St. (46.85246, -100.75128)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.2440	Other (At-Grade) Single-Lane	2022
West Fargo, ND Cass Co. United States	7th St. W / 19th Ave. W / 10th St. W (46.85395, -96.91104)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.8600	Other (At-Grade) Single-Lane	2018
Oromocto, NB Sunbury Canada	Miramichi Rd. / St Lawrence Ave. (45.84055, -66.48024)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 67.0000	Other (At-Grade) Single-Lane		Before 2002.
Riverview, NB Albert Canada	Bridgedale Blvd. / Runneymeade Rd. (46.06430, -64.76196)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.0000	Other (At-Grade) Single-Lane	2021	East leg stubbed. Year Completed estimated (2020-2021). https://www.townofriverview.ca/news/bridgedale-boulevard-is-taking-shape
(unincorporated), TX Fort Bend Co. United States	Tamarron Point / Tamarron Park (29.72909, -95.91359)	Unknown Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	Fully mountable splitter and center islands
Dieppe, NB Westmorland Canada	Gauvin Rd. / Alain-Gillette St. / Rue du College (46.09572, -64.74054)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0000	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2017-2021).
Perdido Key, FL Escambia Co. United States	SR 292 (Perdido Key Dr.) / Johnson Beach Rd. (30.29923, -87.42787)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	Year Completed estimated (2022-2023). https://www.facebook.com/studio850/videos/perdido-key-roundabout-taking-shapesafer-speeds-and-reduced-congestion-are-goals/2442958579185514/
Pflugerville, TX Travis Co. United States	Commons Pkwy. / Ambling Trl. (30.48456, -97.57125)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2008).
Austin, TX Williamson Co. United States	Lakeline Mall Dr. / Lyndhurst St. (30.47763, -97.78664)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2015-2016).
Pflugerville, TX Travis Co. United States	N Cascades Ave. / Great Basin Ave. (30.46198, -97.61835)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2004-2005).
Pflugerville, TX Travis Co. United States	NE Metro Park Rd. / (unknown) (30.40890, -97.59725)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2015-2016).
Austin, TX Travis Co. United States	Center Lake Dr. / Parmer Ridge Dr. (30.40955, -97.65799)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2017
(unincorporated), TX Hays Co. United States	Ledge Stone Dr. / Rocky Ridge Trl. (30.20694, -97.97889)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2007	Initially constructed 2006-2008 with southeast and northeast legs. Northwest leg added 2013-2014. Southwest leg added 2020-2021.
Fond du Lac, WI Fond Du Lac Co. United States	E Pioneer Rd. / CR V (43.75489, -88.42185)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2019	https://www.fdl.wi.gov/engineering/wp-content/uploads/sites/14/2019/09/Media-Advisory-092019.pdf
Kitchener, ON Waterloo Canada	Blair Creek Dr. / Doon South Dr. (43.37282, -80.43378)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2017-2018).
Kitchener, ON Waterloo Canada	Blair Creek Dr. / Thomas Slee Dr. (43.37033, -80.44091)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018).
Waterloo, ON Waterloo Canada	Millennium Blvd. / Crossgate Blvd. (43.52326, -80.49690)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2011	West leg stubbed. Year Completed estimated (2009-2012).
Rochester, MN Olmsted Co. United States	Bella Terra Rd. NE / Shannon Oaks Blvd. NE (44.03676, -92.41353)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.8600	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	Mini-roundabout.
Guelph, ON Wellington Canada	Frederick Dr. / Colonial Dr. / Goodwin Dr. (43.51457, -80.17591)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.0000	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2009).
Guelph, ON Wellington Canada	Goodwin Dr. / Hall Ave. / Tolton Dr. (43.51005, -80.17930)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.0000	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2006-2009).
Guelph, ON Wellington Canada	Goodwin Dr. / Beaver Meadow Dr. (43.50679, -80.18360)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.0000	Other (At-Grade) Single-Lane	2002	Year Completed estimated (2000-2006).
Guelph, ON Wellington Canada	Clairfields Dr. / Farley Dr. (43.50556, -80.19153)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.0000	Other (At-Grade) Single-Lane	2001	Year Completed estimated (1998-2006).
Freedom, PA Beaver Co. United States	SR 989 (Dunlap Hill Rd.) / Freedom Crider Rd. (40.67684, -80.19046)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2022	Year Completed estimated (2022-2023).
Pittsburgh, PA Allegheny Co. United States	Crawford Rd. / Buckingham Dr. / Cobblestone Dr. (40.53998, -80.08945)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2010).
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Wan Alwi / Jalan Setia Raja (1.52098, 110.38141)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 130.0000	Other (At-Grade) Multilane (3+ Lane)		Oval shaped. ICD = 130 m x 105 m.
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Stutong / Jalan Tabuan Laru (1.50515, 110.37383)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 110.0000	Other (At-Grade) Multilane (3+ Lane)
Kota Samarahan, Sarawak Bahagian Samarahan Malaysia	Jalan Datuk Muhammad Musa / Lebuhraya Kuching-Samarahan (1.45870, 110.41921)	Rotary Existing	All-Way Yield Unknown	4 Approaches 1 Driveways 210.0000	Other (At-Grade) Multilane (3+ Lane)
Kota Samarahan, Sarawak Bahagian Samarahan Malaysia	Lebuhraya Kuching-Samarahan / (unknown) (1.47543, 110.41598)	Rotary Existing	All-Way Yield Unknown	3 Approaches 2 Driveways 240.0000	Other (At-Grade) Multilane (3+ Lane)
Kota Samarahan, Sarawak Bahagian Samarahan Malaysia	Lebuhraya Kuching-Samarahan / (unknown) (1.48899, 110.40638)	Rotary Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 240.0000	Other (At-Grade) Multilane (3+ Lane)
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Kilang / Jalan Jentera / Jalan Daya (1.57086, 110.38610)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 130.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Kemajuan /Jalan Keruing / Jalan Tekad (1.56589, 110.39047)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 165.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Belian / Jalan Mersawa (1.55877, 110.38910)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 120.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Oval shaped. ICD = 120 m x 105 m.
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Demak Laut / (unknown) (1.59627, 110.40727)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 95.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Concentric striped circulatory roadway.
Kuching, Sarawak Bahagian Kuching Malaysia	Rte 1002 / (unknown) (1.59920, 110.43140)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 110.0000	Other (At-Grade) Multilane (3+ Lane)
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Bako (1.59957, 110.44135)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 200.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Demak Maju / (unknown) (1.59923, 110.44736)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 130.0000	Other (At-Grade) Multilane (3+ Lane)
Kuching, Sarawak Bahagian Kuching Malaysia	Jalan Sultan Tengah / (unknown) (1.62387, 110.34799)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 245.0000	Other (At-Grade) Multilane (3+ Lane)
Kuching, Sarawak Bahagian Kuching Malaysia	Lorong Cahya Mata / (unknown) (1.64234, 110.33686)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Kuching, Sarawak Bahagian Kuching Malaysia	(unknown) (1.64450, 110.33504)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kuching, Sarawak Bahagian Kuching Malaysia	(unknown) (1.64720, 110.33526)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Timnath, CO Larimer Co. United States	Club Dr. / Innovate Pl. (40.52134, -104.95463)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2008	Year Completed estimated (2006-2010).
Timnath, CO Larimer Co. United States	Signal Tree Dr. / Timinath Trail Rd. (40.52143, -104.97703)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2015).
Timnath, CO Larimer Co. United States	Signal Tree Dr. / Stone Fly Dr. (40.51928, -104.97637)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2019	South leg stubbed. Year Completed estimated (2017-2019).
Windsor, CO Weld Co. United States	CO 257 / Pointe Plaza Dr. (40.47823, -104.88905)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2019	At-grade rail crossing located 370 feet to south. Year Completed estimated (2018-2019).
Windsor, CO Larimer Co. United States	Crystal Downs Dr. / Vernazza Way (40.45625, -104.97811)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Middleton, ID Canyon Co. United States	Middleton Rd. / E Sawtooth Lake Dr. (43.69887, -116.61324)	Roundabout Unknown	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	Scheduled for completion August 2023.
Middleton, ID Canyon Co. United States	N Middleton Rd. / E Main St. (Cornell St.) (43.70651, -116.61307)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.3360	Other (At-Grade) Single-lane w/ Traversable Central Island	2021
Ranson, WV Jefferson Co. United States	N Fairfax Blvd. / E 13th Ave. (39.30680, -77.85569)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2019	Peanut shaped. ICD = 180 ft on each end; 530 ft long. Year Completed estimated (2017-2020). This condition is locally known as the "Peanut" and constructed within the historic plat of the city where an oval park was visioned. The peanut shape will support additional approaches as further development occurs. https://www.cityofransonwv.net/149/Fairfax-Boulevard https://www.cityofransonwv.net/DocumentCenter/View/1219/Fairfax-Blvd-Extension---Engineering-Peanut?bidId=
Norman, OK Cleveland Co. United States	Corporate Centre Dr. (35.25673, -97.48459)	Roundabout Existing	All-Way Yield None	2 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2015).
Rio, FL Martin Co. United States	SR 707 (NE Dixie Hwy.) / NE Martin Ave. (27.21959, -80.23709)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2010	Roundabout constructed by the Martin County CRA in coordination with the Rio 707 streetscape project.
Jensen Beach, FL Martin Co. United States	SR 707 (NE Dixie Hwy.) / NE Palmer St. / NE Langford Ln. (27.22321, -80.22038)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2018	Replaced triangular intersection.
Jensen Beach, FL Martin Co. United States	NE Savannah Rd. / NE Pinelake Village Blvd. / NE Collins Cir. (27.23035, -80.23639)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2008	Oval shaped. ICD = 110 ft x 95 ft. Crosswalks adjacent to circulatory roadway. Year Completed estimated (2007-2008).
Stuart, FL Martin Co. United States	NW Green River Pkwy. / NE Baker Rd. (27.22209, -80.25291)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2010). North leg realigned from west; south leg added.
Stuart, FL Martin Co. United States	NW Britt Rd. / NW Fresco Way / NW Goldenrod Rd. (27.23781, -80.26708)	Other Existing	Other None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Concentric striped circulatory roadway. Stop control on south leg.
Indiantown, FL Martin Co. United States	SW Seminole Dr. / SW Osceola St. (27.01828, -80.46004)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on northwest, northeast, and southeast legs.
Middleton, ID Canyon Co. United States	W Highlands Pkwy. / 9th St. (43.71596, -116.64096)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016	No splitter island on side street.
Middleton, ID Canyon Co. United States	W Highlands Pkwy. / Stallion Springs Way (43.71894, -116.63822)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.0037	Other (At-Grade) Single-Lane	2008	No splitter islands on side street. Year Completed estimated (2007-2009).
Middleton, ID Canyon Co. United States	W Highlands Ranch Pkwy. / W Ayrshire St. (43.72271, -116.64060)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on side street. Pedestrian crossings within circulatory roadway.
Middleton, ID Canyon Co. United States	W Highlands Ranch Pkwy. / N Sombrero Ave. (43.72247, -116.64464)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter island on side street. Unmarked pedestrian crossings within or adjacent to circulatory roadway.
Middleton, ID Canyon Co. United States	W Highland Ranch Pkwy. / N Branding Iron Ave. / W Blue Lightning St. (43.72344, -116.65073)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on side street. Pedestrian crossings within or adjacent to circulatory roadway.
Longmont, CO Boulder Co. United States	Sundance Dr. / Galapagos Pl. (40.20011, -105.06468)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2016-2017).
Longmont, CO Boulder Co. United States	Sundance Dr. / Tyrrhenian Dr. (40.20202, -105.06468)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2016-2017).
Longmont, CO Boulder Co. United States	Sundance Dr. / Tyrrhenian Cir. (40.19784, -105.06451)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2016-2017).
Longmont, CO Boulder Co. United States	Sundance Dr. / Twilight Dr. (40.19529, -105.06175)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016	Initial construction without splitter islands 1999-2002. Splitter islands added 2016-2017.
Longmont, CO Boulder Co. United States	S Martin St. / Bountiful Ave. (40.14740, -105.08831)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2017
Frederick, CO Weld Co. United States	Colorado Blvd. / 5th St. (40.09868, -104.94236)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2016	Striped out inside circulating lane and inside entry lanes on north and south legs, with evidence of vehicle paths traveling over striped circulatory roadway area. Year Completed estimated (2015-2017).
Frederick, CO Weld Co. United States	Aggregate Blvd. / Wyndham Hill Pkwy. (40.09242, -104.99890)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2006	Right-turn-only lanes on north and south legs. Striped out portions of circulatory roadway.
Erie, CO Boulder Co. United States	Jasper Rd. / Lombard St. (40.05485, -105.06504)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2021	Year Completed estimated (2020-2021).