Roundabouts Database Index

29483 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
Avon, CO Eagle Co. United States	William J Post Blvd. / Swift Gulch Rd. (39.62841, -106.49309)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.0351	Other (At-Grade) Single-Lane	2007	Year completed estimated. ICD estimated from Google Maps linework.
Avon, CO Eagle Co. United States	William J Post Blvd. / Fawcett Rd. (39.62907, -106.50190)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.7944	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Serves Home Depot and Walmart retail center. Functional Class: Arterial ICD estimated from Google Maps linework.
Mooresville, IN Morgan Co. United States	Ayshire Cir. / Bean Blossom Dr. / Heartland Blvd. / (parking) (39.62938, -86.30377)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on northeast and southwest legs.
Robinwood, MD Washington Co. United States	Professional Blvd. / Yale Dr. (39.63069, -77.68089)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Striped spiraling. Year Completed estimated (2015-2016). 21442.
Avon, CO Eagle Co. United States	Avon Rd. / US 6 (39.63110, -106.52260)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, 2x2 max)	1997	Highway ref. pt. 6-170.04. Right-turn-only lane on east leg.
Marratxí, Autonomous Community of Balearic Islands Baleares Spain	Ma-13A / Ma-2040 / Ma-13 Ramps (39.63127, 2.73758)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Oval shaped.
Bear, DE New Castle Co. United States	Carvel Ln. / Calvarese Dr. / Quintilio Dr. (39.63313, -75.66784)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 76.2000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005).
Lárisa, Thessaly Lárisa Greece	E92 (Larisas-Trikalon - Perifereiakos Larisas) / Perifereiakos Larisas / Ioanninon (39.63355, 22.38424)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Avon, CO Eagle Co. United States	Prater Rd / Bachelor Gulch Trail (39.63395, -106.53386)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.5938	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Avon, CO Eagle Co. United States	Avon Rd. / Benchmark Rd. (39.63425, -106.52220)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, 2x2 max)	1997	Originally had raindrop shape with locked gate access across south leg for emergency vehicles only. Redesigned and reopened May 2007 with full access. 21442
Hampstead, MD Carroll Co. United States	MD-30 (Hampstead Bypass) / Business MD 30 (Hanover Pike) (39.63466, -76.86675)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 49.6684	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Indianapolis, IN Marion Co. United States	W County Line Rd. / N Bluff Rd. / I-69 (SR 37) NB Ramps (39.63481, -86.20389)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2022	Year Completed estimated (2021-2022).
Avon, CO Eagle Co. United States	Avon Rd. / Beaver Creek Blvd. (39.63528, -106.52220)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 68.5800	Other (At-Grade) Multilane (2 Lane, 2x2 max)	1997	Right-turn-only lane on north leg. Elliptical shaped. Skewed intersection. ICD = 225 ft x 160 ft.
Indianapolis, IN Marion Co. United States	W Access Rd. / Bluffdale Dr. / W Access Rd. / I-69 SB Ramps (39.63578, -86.20605)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Unknown
Sparks, NV Washoe Co. United States	La Posada Dr. / Omni Dr. / Stonebrook Pkwy. (39.63607, -119.69943)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, unspecified)	2018
Sparks, NV Washoe Co. United States	La Posada Dr. / Rockwell Blvd. (39.63617, -119.70848)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Year Completed estimated (2007-2010).
Lárisa, Thessaly Lárisa Greece	Perifereiakos Larisas / Athanasiou Lagou / Kim. Sandraki (39.63652, 22.40068)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Frostburg, MD Allegany Co. United States	Heartwood Dr. / Moonlight Dr. (39.63654, -78.92720)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Avon, CO Eagle Co. United States	Avon Rd. / I-70 EB Ramps (39.63683, -106.52170)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.1960	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	1997	Highway ref. pt. 70-166.62. Raindrop shaped.
Hagerstown, MD Washington Co. United States	Virginia Ave. / Memorial Blvd. / Prospect St. / Key St. (39.63728, -77.72873)	Other Existing	Other None	0 Approaches 0 Driveways 36.7900	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Avon, CO Eagle Co. United States	Avon Rd. / I-70 WB Ramps (39.63782, -106.52080)	Roundabout Existing	All-Way Yield Active Pedestrian Warning (flashing yellow)	3 Approaches 0 Driveways 42.6720	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	1997	Highway ref. pt. 70-166.62. Raindrop shaped.
Gypsum, CO Eagle Co. United States	Valley Rd. / Gypsum Creek Rd. / Cooley Mesa Rd. / Vicksburg Ln. (39.63813, -106.94897)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2017-2020).
Santa María, Autonomous Community of Balearic Islands Baleares Spain	Ma-3010 / Ma-3030 Ma-13 EB Ramps (39.63858, 2.78001)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Columbine, CO Jefferson Co. United States	S. Simms St. / W. Quincy Ave. (39.63865, -105.12860)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.0301	Other (At-Grade) Multilane (2 Lane, unspecified)	2002	ICD estimated from Google Maps linework.
Morgantown, WV Monongalia Co. United States	University Town Center Dr. / I-79 SB Ramps (39.63879, -80.00274)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.1471	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2016	https://www.constructionequipmentguide.com/i-79-interchange-nears-completion-in-morgantown-wva/31295. ICD estimated from Google Maps linework.
Spanish Springs, NV Washoe Co. United States	Eagle Canyon Dr. / Palm Springs Dr. (39.63951, -119.71404)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8637	Other (At-Grade) Multilane (2 Lane, unspecified)	2007
Vail, CO Eagle Co. United States	S Frontage Rd. W / (freeway underpass) (39.64051, -106.39973)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 11.0365	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2015-2018). ICD estimated from Google Maps linework.
North East, MD Cecil Co. United States	Seahawk Dr. / (parking lot) (39.64098, -75.95714)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 28.5107	Other (At-Grade) Single-Lane	2000	Year Completed estimated (1995-2005). ICD estimated from Google Maps linework.
Vail, CO Eagle Co. United States	N Frontage Rd. W / (freeway underpass) (39.64112, -106.40029)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 22.0728	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2015-2018). ICD estimated from Google Maps linework.
Spanish Springs, NV Washoe Co. United States	Eagle Canyon Dr. / Ember Dr. / Neighborhood Way (39.64158, -119.71846)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2007
Columbine, CO Jefferson Co. United States	S. Simms St. / Nelson St. (39.64159, -105.12910)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 38.6271	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Right turn bypass lanes on three legs. ICD estimated from Google Maps linework.
Morgantown, WV Monongalia Co. United States	US 119 / SR 705 (39.64296, -79.93209)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.6624	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Vail, CO Eagle Co. United States	Vail Rd. / I-70 EB Ramps / South Frontage Rd. (39.64355, -106.37810)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 59.4360	Other (At-Grade) Multilane (2 Lane, 2x2 max)	1995	Completed October 1995. Circular central island.
Cumberland, MD Allegany Co. United States	US 220 / I-68 EB Ramps (39.64367, -78.79099)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.0276	Freeway Ramps (Grade-Separated) Single-Lane	2012	Built to facilitate U-turns. Teardrop shape. ICD estimated from Google Maps linework.
Edwards, CO Eagle Co. United States	Miller Ranch Rd. / (parking) (39.64405, -106.58350)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2011).
Edwards, CO Eagle Co. United States	Edwards Roundabout (US 6 / Edwards Access Rd. / Edwards Village Blvd.) (39.64412, -106.59398)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.5813	Other (At-Grade) Multilane (2 Lane, unspecified)	2019	Elliptical shape. https://www.codot.gov/news/2019/august/edwards-spur-road-project-transitions-u-s-6-intersection-to-roundabout ICD estimated from Google Maps linework.
Vail, CO Eagle Co. United States	Vail Rd. / I-70 WB Ramps / North Frontage Rd. / Spraddle Cr. Rd. (39.64477, -106.37770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Multilane (2 Lane, unspecified)	1995	Raindrop-shaped central island.
Greencastle, IN Putnam Co. United States	Highridge Ave. / Depauw Ave. (39.64566, -86.85244)	Other Existing	All-Way Stop None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands; pedestrian access to central island. McKim Observatory in central island.
Gypsum, CO Eagle Co. United States	US 6 / Schoolside Rd. (39.64575, -106.94449)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	https://www.vaildaily.com/news/newly-completed-gypsum-roundabout-includes-a-late-addition-that-should-lessen-traffic/ https://www.townofgypsum.com/Home/Components/FacilityDirectory/FacilityDirectory/1066/1310
Cumberland, MD Allegany Co. United States	MD 639 Willow Brook Rd. / (Western Maryland Regional Medical Center - south entrance) (39.64659, -78.73184)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.7848	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2008-2009). ICD estimated from Google Maps linework.
Oroville, CA Butte Co. United States	SR 191 (Clark Rd.) / Durham Pentz Rd. (39.64733, -121.63448)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	Painted splitter islands and truck apron; gravel inside the center island. Year Completed estimated (2018-2019).
Eagle, CO Eagle Co. United States	US 6 / Sylvan Lake Rd. / Violet Ln. (39.64773, -106.83799)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.3021	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Estimated year completed. ICD estimated from Google Maps linework.
Sheridan, CO Arapahoe Co. United States	River Point Pkwy. / S River Point Dr. (39.64776, -105.00790)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.6590	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Edwards, CO Eagle Co. United States	Edwards Access Rd. / Miller Ranch Rd. (39.64800, -106.58850)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.4627	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Taneytown, MD Carroll Co. United States	MD 140 / MD 832 / Antrim Blvd. (39.64809, -77.15468)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.1960	Other (At-Grade) Single-Lane	1996	Completed August 1996. Curbs set for double lane, striped for single outer circulating lane.
Miyako, Iwate Pref. Japan	Takonohamacho (39.64840, 141.96832)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Newly-built area in city destroyed by the tsunami in 2011.
Dotsero, CO Eagle Co. United States	Colorado River Rd. / US 6 / I-70 Frontage Rd. / I-70 WB On-Ramp (39.64841, -107.06570)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Freeway Ramps (Grade-Separated) Single-Lane	2013	Year Completed estimated (2011-2015).
Cumberland, MD Allegany Co. United States	MD 639 Willow Brook Rd. / (Western Maryland Regional Medical Center - north entrance) (39.64875, -78.73164)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.0248	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2008-2009). ICD estimated from Google Maps linework.
Hagerstown, MD Washington Co. United States	MD 144 (W Washington St.) / Western Maryland Pkwy. (39.64883, -77.75049)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.7839	Other (At-Grade) Single-Lane	2015	https://www.wcbcradio.com/?archiv=new-roundabout-near-hagerstown ICD estimated from Google Maps linework.
Edwards, CO Eagle Co. United States	Edwards Access Rd. / I-70 EB Ramps (39.64891, -106.58780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.7034	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Edwards, CO Eagle Co. United States	Edwards Access Rd. / Beard Creek Rd. / I-70 WB Ramps (39.64991, -106.58720)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.3812	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Gypsum, CO Eagle Co. United States	I-70 Frontage Roads / US 6 (39.65086, -106.95510)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3351	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Edwards, CO Eagle Co. United States	Beard Creek Rd. / Berry Creek Rd. (39.65095, -106.58730)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.5871	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Indianapolis, IN Marion Co. United States	Stop 11 Rd. / Combs Rd. (39.65172, -86.05404)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.theindychannel.com/news/local-news/southeast-side-indianapolis-roundabout-to-open-while-another-project-gets-started
Sheridan, CO Arapahoe Co. United States	River Point Pkwy. / S Platte River Dr. (39.65176, -105.01060)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 46.8975	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Malta, OH Morgan Co. United States	7th St. / N Main St. (39.65180, -81.86435)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2019	http://www.mchnews.com/news/odot-announces-improvements-to-intersections-two-roundabouts-proposed-for-malta/article_dea21ca4-fe1d-11e6-b327-5b97c644d5e9.html
South Franklin, IN Marion Co. United States	E Stop 11 Rd. / S 5 Points Rd. (39.65192, -86.04452)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020
McConnelsville, OH Morgan Co. United States	W Riverside Dr. / 7th St. (39.65304, -81.86076)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2019	http://www.mchnews.com/news/odot-announces-improvements-to-intersections-two-roundabouts-proposed-for-malta/article_dea21ca4-fe1d-11e6-b327-5b97c644d5e9.html
Ioannina, Epirus Ioannina Greece	Stratigou Vogianou / Georgiou Gennimata (39.65453, 20.86344)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Englewood, CO Arapahoe Co. United States	Englewood Pkwy. / S. Cherokee St. (39.65491, -104.99110)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 41.3782	Other (At-Grade) Multilane (2 Lane, unspecified)	2000	ICD estimated from Google Maps linework.
Woodbourne-Hyde Park, OH Montgomery Co. United States	Mad River Rd. / W Alex Bell Rd. (39.65510, -84.19420)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.whio.com/news/local/washington-twp-roundabout-set-open-within-next-week/JEWIGLMTEBBDXJ3PZ2QO3ILVQ4/
Hagerstown, MD Washington Co. United States	E. Irvin Ave. / Mealey Pkwy. (39.65536, -77.70186)	Other Existing	All-Way Stop None	0 Approaches 0 Driveways 37.6999	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Hagerstown, MD Washington Co. United States	E. Irvin Ave. / View St. / Valleybrook Dr. (39.65536, -77.70058)	Other Existing	All-Way Stop None	0 Approaches 0 Driveways 31.2633	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Eagle, CO Eagle Co. United States	Eby Creek Rd. / US 6 (39.65630, -106.82500)	Roundabout Existing	All-Way Yield Active Pedestrian Warning (flashing yellow)	4 Approaches 0 Driveways 40.4579	Other (At-Grade) Single-Lane	2001	Opened July 2001. Highway ref pt. 6-49.67. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Hagerstown, MD Washington Co. United States	E. Magnolia Ave. / E. Irvin Ave. (39.65722, -77.69958)	Other Existing	All-Way Stop None	0 Approaches 0 Driveways 27.5846	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Hagerstown, MD Washington Co. United States	E. Magnolia Ave. / Mealey Pkwy. (39.65762, -77.70140)	Other Existing	All-Way Stop None	0 Approaches 0 Driveways 32.1818	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Ioannina, Epirus Ioannina Greece	Leoforos Archiepiskopou Makariou / G. Ikkou / N. Patsimadi (39.65773, 20.85843)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Eagle, CO Eagle Co. United States	Eby Creek Rd. / Chambers Ave. (39.65871, -106.82638)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.9733	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework.
Eagle, CO Eagle Co. United States	Eby Creek Rd. / I-70 EB Ramps (39.65961, -106.82719)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 37.6976	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2013	Right-turn bypass lane in southeast quadrant. Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework.
Hagerstown, MD Washington Co. United States	Hagers Crossing Dr. / Bartow Dr. / Sedgwick Way (39.65981, -77.75932)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2003	Year Completed estimated (1999-2005).
Lakewood, CO Jefferson Co. United States	W Dartmouth Pl. / W Cornell Pl. / (high school access) (39.66034, -105.10813)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.2611	Other (At-Grade) Single-Lane	2006	https://www.denverpost.com/2006/08/03/on-the-side-84/ . ICD estimated from Google Maps linework.
Eagle, CO Eagle Co. United States	Eby Creek Rd. / I-70 WB Ramps (39.66068, -106.82819)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.1804	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2013	Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework.
Eagle, CO Eagle Co. United States	Eby Creek Rd. / Market St. (39.66135, -106.82905)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.4218	Other (At-Grade) Single-Lane	2013	Estimated year completed; built sometime between 2011 and 2015. ICD estimated from Google Maps linework.
Samarqand, Samarkand Uzbekistan	Buyuk Ipak Yuli St / Narpay Yuli St (39.66293, 66.92161)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Trams through central island.
Elkton, MD Cecil Co. United States	MD 213 (Fair Hill Rd.) / Leeds Rd. / Elk Mill Rd. (Lanzi Circle) (39.66364, -75.85529)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.0178	Other (At-Grade) Single-Lane	1995	Previously controlled by two-way stop. Functional Class: Arterial ICD estimated from Google Maps linework.
Spezzano Albanese, Calabria Cosenza Italy	Viale Gennaro Cassiani / Viale della Libertà / Via Ferdinando Cassiani (39.66867, 16.30540)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Hagerstown, MD Washington Co. United States	Terps Blvd. / Hoosier Ct. / Nittany Lion Cir. (39.67069, -77.73987)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011).
Aurora, CO Arapahoe Co. United States	E Harvard Ave. / S Anaheim St. / Illif Station Rd. (39.67177, -104.82563)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.6103	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Lakewood, CO Jefferson Co. United States	S Indiana St. / W Wesley Ave. (39.67204, -105.16890)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.0944	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
North Harford, MD Harford Co. United States	MD 165 / MD 24 (39.67220, -76.40930)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.1750	Other (At-Grade) Single-Lane	2000	Rural Previously controlled by two-way stop ICD estimated from Google Maps linework.
Denver, CO Arapahoe Co. United States	S Yosemite St. / E Wesley Dr. (39.67305, -104.88513)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Manchester, MD Carroll Co. United States	Fridinger Mill Rd. / Millie Way / Hallie Ave. (39.67369, -76.89427)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-Lane		Painted splitter islands on three legs; no splitter island on fourth leg.
Dayton, OH Greene Co. United States	Swigart Road / James Madison Trail N (39.67417, -84.10436)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.2548	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Plainfield, IN Hendricks Co. United States	E County Road 600 S / Sugar Grove Rd. (39.67425, -86.39889)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 54.8640	Other (At-Grade) Single-Lane	2013
Plainfield, IN Hendricks Co. United States	Hadley Rd. / E CR 600 S / Moon Rd. / S CR 600 E (39.67453, -86.41860)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Single-Lane	2021	https://www.facebook.com/TownOfPlainfieldIndiana/videos/moon-and-hadley-roundabout/2959957067576469/
Plainfield, IN Hendricks Co. United States	Center St. / Hadley Rd. (39.67456, -86.38951)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 ICD estimated from Google Maps linework.
Indianapolis, IN Marion Co. United States	S Arlington Ave. / Shelbyville Rd. (39.67563, -86.06368)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2019
Denver, CO Jefferson Co. United States	S Upham St. / S Evans Ave. (39.67841, -105.07776)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2016
Indianapolis, IN Marion Co. United States	E Edgewood Ave. / McFarland Rd. (39.67987, -86.11095)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.4947	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Indianapolis, IN Marion Co. United States	Gray Rd. / Edgewood Ave. (39.68025, -86.09677)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.2521	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Denver, CO Jefferson Co. United States	S Reed St. / S Pierce Way (39.68087, -105.07380)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018).
Indianapolis, IN Marion Co. United States	S Arlington Ave. / E Edgewood Ave. (39.68101, -86.06352)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.6559	Other (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
Indianapolis, IN Marion Co. United States	E Edgewood Ave. / S 5 Points Rd. (39.68143, -86.04458)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020
Indianapolis, IN Marion Co. United States	S Franklin Rd. / E Edgewood Ave. (39.68152, -86.01863)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.2515	Other (At-Grade) Multilane (2 Lane, unspecified)	2019	ICD estimated from Google Maps linework.
Plainfield, IN Hendricks Co. United States	Center St. / Reeves Rd. (39.68183, -86.38995)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2008	http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17
Lancaster, OH Fairfield Co. United States	US 22 (Cincinnati Zanesville Rd. SW) / SR 159 (Chillicothe Lancaster Rd. SW) (39.68382, -82.67887)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.facebook.com/FairfieldCountySC/posts/pfbid023y5H4gXMLJYugN8QHLxiFM3k4sdbuY8gE8Wq7TnraHBjkxDTwveMKVKSU2r8gR5Xl
Lancaster, OH Fairfield Co. United States	US 22 (Cincinnati Zanesvilles Rd. SW) / Delmont Rd. SW (39.68383, -82.67681)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.facebook.com/FairfieldCountySC/posts/pfbid023y5H4gXMLJYugN8QHLxiFM3k4sdbuY8gE8Wq7TnraHBjkxDTwveMKVKSU2r8gR5Xl
Aurora, CO Arapahoe Co. United States	S Old Tom Morris Rd. / Catawba Cir. / (golf course parking lot) (39.68629, -104.70910)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.0875	Other (At-Grade) Single-Lane	2000	Windmill in central island. Year Completed estimated (1999-2003). ICD estimated from Google Maps linework.
Xenia, OH Greene Co. United States	US 42 / E Church St. (39.68780, -83.92357)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 25.9997	Other (At-Grade) Single-Lane	2020	Truck apron is 15 ft wide. https://www.xeniagazette.com/top-stories/49169/smooth-going-so-far-for-roundabout
Indianapolis, IN Marion Co. United States	Exploration Dr. / Challenger Dr. (39.68809, -86.31391)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2009).