Roundabouts Database Index

29361 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
Saskatoon, SK N/A Canada	3rd Ave. / Spadina Crescent / Victoria St. (bridge) (52.12299, -106.66400)	Roundabout Existing	Unknown Unknown	0 Approaches 0 Driveways 22.7317	Other (At-Grade) Unknown	2006	ICD estimated from Google Maps linework.
Lame Deer, MT Rosebud Co. United States	US 212 / Cheyenne Ave. (45.62346, -106.66642)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2018	https://www.youtube.com/watch?v=lFiVq3W5VE8&list=PLxseor6I1x1FeOZIuVw6kIHif9ZNvw2DC&index=1
Rio Rancho, NM Sandoval Co. United States	Loma Colorado Blvd. NE / (parking) (35.26261, -106.67142)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2010	Add-lane right-turn bypass lane on north leg. Year Completed estimated (2009-2011).
Rio Rancho, NM Sandoval Co. United States	Country Club Dr. SE / Broadmoor Blvd. / Esplanade Cir. SE (35.24556, -106.67238)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.2618	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Albuquerque, NM Bernalillo Co. United States	Candelaria Rd. NW / Rio Grande Blvd. NW (35.12510, -106.67385)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.4673	Other (At-Grade) Single-Lane	2019	https://www.krqe.com/news/albuquerque-metro/roundabout-at-candeleria-and-rio-grande-now-open/ ICD estimated from Google Maps linework.
Albuquerque, NM Bernalillo Co. United States	Nunzio Ave. NW / Vista Fuente Rd. NW (35.18391, -106.67731)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.2362	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Rio Rancho, NM Sandoval Co. United States	Campus Blvd. NE / Center Blvd. NE (35.31768, -106.68441)	Roundabout Existing	All-Way Yield None	2 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011).
Rio Rancho, NM Sandoval Co. United States	King Blvd. NE / Main St. NE (35.31189, -106.68624)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.2886	Other (At-Grade) Single-Lane	2007	Fourth leg stubbed. Year Completed estimated (2006-2007). ICD estimated from Google Maps linework.
Albuquerque, NM Bernalillo Co. United States	Antequera Rd. NW / Mirandela St. NW (35.14597, -106.68837)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2007
Rio Rancho, NM Sandoval Co. United States	King Blvd. NE / Park Dr. NE (35.31365, -106.68872)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.1100	Other (At-Grade) Single-Lane	2006	Fourth leg stubbed. Year Completed estimated (2006-2007). ICD estimated from Google Maps linework.
Rio Rancho, NM Sandoval Co. United States	Arena Dr. NE / HP Way NE (35.31009, -106.69007)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.1877	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Albuquerque, NM Bernalillo Co. United States	Loop Two NW / Learning Rd. NW (Bosque School Rd. NW) / Antequera Rd. NW (35.14393, -106.69165)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9560	Other (At-Grade) Single-Lane	2007	Difference of opinion between Bing and Googlemaps of name of Learning/Bosque School Rd.
West Mesa, NM Bernalillo Co. United States	Yucca Dr. NW / Bluewater Rd. NW (35.08850, -106.70053)	Traffic Calming Circle Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Rio Rancho, NM Sandoval Co. United States	Cherry Rd. NE / 17th Ave. NE (35.28760, -106.70361)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.1712	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2010). ICD estimated from Google Maps linework.
Albuquerque, NM Bernalillo Co. United States	Monolith Dr. NW / Boulder Trl. Pl. NW (35.19212, -106.70888)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.3050	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Albuquerque, NM Bernalillo Co. United States	Las Estancias Dr. / (unknown) (35.01799, -106.71186)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.0811	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Two legs stubbed. ICD estimated from Google Maps linework.
Albuquerque, NM Bernalillo Co. United States	Las Estancias Dr. / Las Estancias Way (35.01852, -106.71345)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.2778	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Las Cruces, NM Dona Ana Co. United States	S Triviz Dr. / (connector to University Dr.) / I-25 SB On-Ramp (32.28619, -106.73984)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.8637	Freeway Ramps (Grade-Separated) Single-Lane	2021
Las Cruces, NM Dona Ana Co. United States	S Triviz Dr. / (connector to University Dr.) / I-25 SB Off-Ramp (32.28732, -106.74007)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2021
Albuquerque, NM Bernalillo Co. United States	Ventana Ridge Rd. NW / Ventana W Pkwy. NW (35.19845, -106.74948)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.0864	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2004-2005). ICD estimated from Google Maps linework.
Saskatoon, SK Saskatchewan Canada	Kensington Rd. / 33rd St. W (52.14754, -106.75065)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 35.1781	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Saskatoon, SK Saskatchewan Canada	Kensington Blvd. / Centennial Dr. / Hassard Close (52.13231, -106.75890)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 43.2545	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Las Cruces, NM Dona Ana Co. United States	N Main St. / N Water St. / N Church St. (32.31404, -106.77979)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.3465	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Steamboat Springs, CO Routt Co. United States	Mt Werner Cir. / Ski Time Square Dr. (40.45888, -106.80633)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 25.4445	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Steamboat Springs, CO Routt Co. United States	Mt Werner Cir. / Apres Ski Way (40.45516, -106.80718)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 30.8986	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2008). ICD estimated from Google Maps linework.
Steamboat Springs, CO Routt Co. United States	Mount Werner Dr. / Steamboat Blvd. / Bangtail Way (40.45897, -106.81287)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	https://www.engagesteamboat.net/roundabout
Steamboat Springs, CO Routt Co. United States	Central Park Dr. / Alpine Plaza / (parking) (40.46194, -106.82118)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2017	Entrance to Central Park Plaza shopping center. Year Completed estimated (2015-2018).
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.
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.
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.
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.
Aspen, CO Pitkin Co. United States	SR 82 / Maroon Creek Rd. / Castle Creek Rd. (39.19557, -106.84025)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, unspecified)	2000
Snowmass Village, CO Pitkin Co. United States	Brush Creek Rd. / Highline Rd. (39.22541, -106.92049)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 38.1000	Other (At-Grade) Single-Lane	2006
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
Albuquerque, NM Bernalillo Co. United States	Rio Puerco / Central Ave. NW / I-40 WB Onramp (35.03300, -106.94539)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.9412	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Snowmass Village, CO Pitkin Co. United States	Brush Creek Rd. / Wood Rd. / Kearns Rd. (39.21053, -106.94725)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 27.7620	Other (At-Grade) Single-Lane	2016	Right-turn bypass lane on south leg. ICD estimated from Google Maps linework.
Rio Puerco, NM Bernalillo Co. United States	Central Ave. / I-40 EB Ramps (35.03048, -106.94750)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 68.4580	Freeway Ramps (Grade-Separated) Single-Lane	2008	Owned by New Mexico DOT. Previously controlled by stop control ICD estimated from Google Maps linework.
Snowmass Village, CO Pitkin Co. United States	Wood Rd. / Carriage Way (39.21000, -106.94756)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 40.7179	Other (At-Grade) Single-lane w/ Traversable Central Island	2016	ICD estimated from Google Maps linework.
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).
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.
Basalt, CO Pitkin Co. United States	Emma Rd. / Basalt Ave. (39.36484, -107.03476)	Other Existing	Unknown None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Painted splitter islands.
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).
Basalt, CO Eagle Co. United States	Willits Ln. / E Valley Rd. (39.38865, -107.08520)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.7680	Other (At-Grade) Single-Lane	2011	https://www.aspentimes.com/news/willits-lane-roundabout-due-for-work/ https://www.gouldconstruction.com/willits-lane-east-valley-road-roundabout-2/ ICD estimated from Google Maps linework.
El Jebel, CO Eagle Co. United States	El Jebel Rd. / Shadow Rock Rd. (39.39554, -107.08999)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 128.2910	Other (At-Grade) Single-Lane	2017	https://www.aspentimes.com/news/el-jebel-road-roundabout-opens-saturday/ ICD estimated from Google Maps linework.
Carbondale, CO Garfield Co. United States	CO-133 / Main St. (39.40113, -107.21968)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 42.4526	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Truth Or Consequences, NM Sierra Co. United States	N Date St. / New School Rd. (33.14983, -107.24616)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 57.9120	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	Aerial video (from Aug 2023) of partially built roundabout here: https://www.youtube.com/watch?v=Uuj6HQxQhlI
Truth Or Consequences, NM Sierra Co. United States	N Date St. / Smith St. / (parking) (33.14880, -107.24658)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.9120	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	Aerial video (from Aug 2023) of partially built roundabout here: https://www.youtube.com/watch?v=Uuj6HQxQhlI
Truth Or Consequences, NM Sierra Co. United States	Business Loop I-25 (N Date St.) / SR 181 (33.15358, -107.24679)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.youtube.com/watch?v=Nfyt2hSlyv0 This is the third roundabout in that video; it starts coming into view about half way through. Southwest leg is stubbed.
Glenwood Springs, CO Garfield Co. United States	Airport Rd / MIdland Rd / Four Mile Rd / (unknown) (39.50807, -107.31691)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2021	Year Completed estimated (2021-2023).
Glenwood Springs, CO Garfield Co. United States	27th St. / Grand Ave. (39.52536, -107.32501)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8704	Other (At-Grade) Single-Lane	2020	https://www.postindependent.com/news/27th-street-roundabout-a-tight-turn-for-full-size-semi-trucks-other-vehicles-ok-city-officials-say/
Glenwood Springs, CO Garfield Co. United States	N River St. / (parking) (39.54920, -107.32567)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-lane w/ Traversable Central Island	2018	Underneath SR 82. Year Completed estimated (2017-2018).
Glenwood Springs, CO Garfield Co. United States	US 6 (6th St.) / Laurel St. / N River Dr. (39.55027, -107.32708)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.7572	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Glenwood Springs, CO Garfield Co. United States	Midland Ave. / 27th St. / (unknown) (39.52449, -107.32718)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0074	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2011). Fourth approach to new subdivision added 2015-2017. ICD estimated from Google Maps linework.
Glenwood Springs, CO Garfield Co. United States	E Meadows Dr. / (parking) (39.55340, -107.34114)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2002-2005).
Glenwood Springs, CO Garfield Co. United States	W Meadows Dr. / (parking) (39.55567, -107.34547)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2002-2005).
Glenwood Springs, CO Garfield Co. United States	Mel Ray Rd. / I-70 WB Ramps / US 6 (39.56142, -107.36127)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 44.1965	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2006	ICD estimated from Google Maps linework.
Glenwood Springs, CO Garfield Co. United States	Mel Ray Rd. / I-70 EB Ramps / Midland Ave. / Riverine Rd. (39.56019, -107.36139)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.9595	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2006	1 of 2 at Exit 114 on I-70, observed under construction in 2005. ICD estimated from Google Maps linework.
New Castle, CO Garfield Co. United States	Castle Valley Blvd. / (TBD) (39.57517, -107.52190)	Roundabout Existing	Unknown Unknown	2 Approaches 0 Driveways 31.2996	Other (At-Grade) Single-Lane	1999	Facilitates U-turns. ICD estimated from Google Maps linework.
New Castle, CO Garfield Co. United States	Castle Valley Blvd. / Pyramid St. (39.57959, -107.52880)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 33.1386	Other (At-Grade) Single-Lane	1999	ICD estimated from Google Maps linework.
Acoma Indian Reservation, NM McKinley Co. United States	Silver Dollar Rd. / Veterans Blvd. (35.07119, -107.56000)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 43.0093	Other (At-Grade) Single-Lane	2010	Near Hospital, low ADT, series of 3 roundabouts. ICD estimated from Google Maps linework.
Acoma Indian Reservation, NM McKinley Co. United States	SH 30 / I-40 WB Ramps (35.07505, -107.56110)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 65.4884	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2010	Merging right-turn bypass lane on north leg. Series of 3 roundabouts. ICD estimated from Google Maps linework.
Acoma Indian Reservation, NM McKinley Co. United States	SH 30 / I-40 EB Ramps (35.07341, -107.56120)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 65.4897	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2010	Merging right-turn bypass lane on west leg. Series of 3 roundabouts. ICD estimated from Google Maps linework.
Bayfield, CO La Plata Co. United States	N Mountain View Dr. / E Lakeside Dr. / E Oak Dr. (37.23990, -107.59445)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.0655	Other (At-Grade) Single-Lane	2018	Combined two close intersections. ICD estimated from Google Maps linework.
Bayfield, CO La Plata Co. United States	CR 501 / Bayfield Center Dr. (37.23393, -107.60191)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2001	Bayfield Center Drive is a new roadway. Completed Fall 2001.
Silt, CO Garfield Co. United States	US 6 (Main St. / ) / 9th St. (39.54703, -107.65360)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.1028	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Rifle, CO Garfield Co. United States	Taughenbaugh Blvd. / 7th St. / Airport Rd. (39.52260, -107.77673)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.8509	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Rifle, CO Garfield Co. United States	Taughenbaugh Blvd. / I-70 EB Ramps (39.52339, -107.77710)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.6695	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Durango, CO La Plata Co. United States	(Mercy Regional Medical Center ring road) / (unknown) (37.23677, -107.82050)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.2308	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Telluride, CO San Miguel Co. United States	W. Colorado Ave. / Mahoney Dr. / Brewery Rd. (37.94135, -107.82080)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.9083	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Durango, CO La Plata Co. United States	Wilson Gulch Dr. / Three Springs Blvd. (37.23339, -107.82310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2006
Durango, CO La Plata Co. United States	US 550 / US 160 WB Ramps / US 160 EB Exit Ramp / Wilson Gulch Dr. (37.22978, -107.83943)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 64.0080	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2014	Year Completed estimated (2011-2014). North leg added 2014-2017. US 550 added in 2024, although that uses the same leg as US 160 EB. https://www.durangoherald.com/articles/u-s-highway-550-connection-finally-opens-in-durango/
Durango, CO La Plata Co. United States	Wilson Gulch Dr. / US 160 Ramps (37.22979, -107.83946)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 67.0560	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2012	Year Completed estimated (2011-2014). North leg added 2015-2017. https://www.codot.gov/projects/archived-project-sites/us-160-wilson-gulch-road-extension
Durango, CO La Plata Co. United States	US 550 / US 160 EB Entrance Ramp (37.22666, -107.83949)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Unknown	2024	https://www.facebook.com/coloradodot/videos/grandview-interchange-us-550-us-160-durango-on-monday-715-many-motorists-travele/853241030015092/
Durango, CO La Plata Co. United States	Jenkins Ranch Rd. / Kennebec Dr. (37.29216, -107.84010)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 23.7539	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Durango, CO La Plata Co. United States	Jenkins Ranch Rd. / Lizard Head (north) (37.28920, -107.84310)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 27.5556	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Durango, CO La Plata Co. United States	Jenkins Ranch Rd. / Lizard Head (south) (37.28605, -107.84710)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 24.7061	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Durango, CO La Plata Co. United States	Jenkins Ranch Rd. / Ophir Dr. (37.28321, -107.85120)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 26.6075	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Durango, CO La Plata Co. United States	Jenkins Ranch Rd. / Molas Dr. (37.28099, -107.85550)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 28.5089	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Montrose, CO Montrose Co. United States	S Hillcrest Dr. / Sunnyside Rd. (38.47450, -107.85663)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 15.8954	Other (At-Grade) Single-Lane	2016	date: https://www.cityofmontrose.org/CivicAlerts.aspx?AID=1235 ICD estimated from Google Maps linework.
Montrose, CO Montrose Co. United States	Miami Rd. / Hillcrest Dr. (38.48179, -107.85677)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019	https://www.cityofmontrose.org/701/Miami-Hillcrest-Roundabout-Project
Durango, CO La Plata Co. United States	CR 238 / Fort Lewis Dr. / College Dr. (37.27940, -107.85940)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.7643	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Montrose, CO Montrose Co. United States	Ogden Rd. / Woodgate Rd. (38.45096, -107.86297)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.7365	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Durango, CO La Plata Co. United States	Florida Rd. / Riverview Dr. (37.28319, -107.86900)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4086	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Telluride, CO San Miguel Co. United States	CO-145 / CO-145 Spur (37.95036, -107.87135)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.6712	Other (At-Grade) Single-Lane	2013	Through bypass lane along top of T-intersection. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Parachute, CO Garfield Co. United States	Old Hwy 6 / I-70 EB Ramps / (unknown) (39.42828, -108.07440)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.9120	Freeway Ramps (Grade-Separated) Single-Lane	2012
Parachute, CO Garfield Co. United States	Old Hwy 6 / I-70 WB Ramps (39.42982, -108.07610)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 51.8160	Freeway Ramps (Grade-Separated) Single-Lane	2012
Farmington, NM San Juan Co. United States	Foothills Dr. / Rinconada St. (36.79144, -108.13909)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2015-2019).
Farmington, NM San Juan Co. United States	E Main St. / S Miller Ave. (36.72910, -108.20333)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane	2020
Farmington, NM San Juan Co. United States	Main St. / Orchard Ave. (36.72905, -108.20540)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	Oblong shaped. https://durangoherald.com/articles/332836
Farmington, NM San Juan Co. United States	W Main St. / Behrend Ave. (36.72906, -108.20803)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.facebook.com/downtownfarmingtonnm/videos/main-st-phase-2-reopened-to-vehicles-on-november-24th-2020/170344904783299/
Farmington, NM San Juan Co. United States	W Main St. / Auburn Ave. (36.72905, -108.21064)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020
Mancos, CO Montezuma Co. United States	Ruins Rd. / (entrance to visitor center) / (service road) (37.33917, -108.41185)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	Entrance to Mesa Verde National Park. Year Completed estimated (2020-2023). Previous control was mix of stop and uncontrolled movements.
Billings, MT Yellowstone Co. United States	Five Mile Rd. / Mary St. / (Billings Bypass) (45.84863, -108.42492)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2021	https://www.yourbigsky.com/local-news-2/billings-bypass-project-roundabout-opening-on-november-24/
Billings, MT Yellowstone Co. United States	Old US 312 / Five Mile Rd. (45.86957, -108.42768)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.mdt.mt.gov/pubinvolve/billingsbypass/fmr.shtml
Bozeman, MT Yellowstone Co. United States	Bench Blvd. / Hilltop Rd. / Yellowstone River Rd. (45.81289, -108.46580)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.1305	Other (At-Grade) Single-Lane	2013	Right-turn-only lane on south leg. ICD estimated from Google Maps linework.
Grand Junction, CO Mesa Co. United States	Aviators Way / Eagle Dr. (39.11972, -108.52625)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2011).
Grand Junction, CO Mesa Co. United States	Horizon Dr. / H Rd. / Eagle Dr. (39.11827, -108.52976)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 60.2299	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Year Completed estimated (2006-2011). Slight elliptical shape. Right-turn bypass lane on west leg. ICD estimated from Google Maps linework.
Grand Junction, CO Mesa Co. United States	Falcon Way / Sunstrand Way (39.12315, -108.53169)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2011).