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
Provo, UT Utah Co. United States	700 East / Center St. (40.23369, -111.64660)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.9119	Other (At-Grade) Single-Lane	1996	ICD estimated from Google Maps linework.
Pine Knoll, AZ Coconino Co. United States	E Paseo del Rio / S Brannen Cir. (35.18588, -111.64642)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.3360	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	Year Completed estimated (2016-2017).
Provo, UT Utah Co. United States	E Campus Dr. / E 1100 N (40.24846, -111.64583)	Other Existing	All-Way Yield None	2 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2014	Parking along circulatory roadway. Year Completed estimated (2013-2015).
Pine Knoll, AZ Coconino Co. United States	E Paseo del Rio / S Calle Reposa (35.18598, -111.64522)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-lane w/ Traversable Central Island	2017
Springville, UT Utah Co. United States	900 S / S 1750 W (40.15390, -111.64240)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 24.6468	Other (At-Grade) Single-Lane	2003	Partially painted splitter islands. ICD estimated from Google Maps linework.
Provo, UT Utah Co. United States	E Center St. / N 7 Peaks Blvd. (40.23369, -111.64067)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.2649	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Spanish Fork, UT Utah Co. United States	E 400 N (S State Rd.) / N 800 E (40.11491, -111.64065)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 23.7475	Other (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
Flagstaff, AZ Coconino Co. United States	N Switzer Canyon Dr. / N Turquoise Dr. (35.20142, -111.63751)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 33.5280	Other (At-Grade) Single-Lane	2019	Yield-controlled right-turn bypass lane on south leg. No splitter island on west leg (N Canyon Terrace Dr.).
Provo, UT Utah Co. United States	300 North / Seven Peaks Blvd. (40.23737, -111.63750)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.7337	Other (At-Grade) Multilane (2 Lane, unspecified)	1997	ICD estimated from Google Maps linework.
Flagstaff, AZ Coconino Co. United States	Pine Cliff Dr. / Gemini Dr. (35.20808, -111.63541)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2008	By developer.
Provo, UT Utah Co. United States	S 1350 E / 300 S (40.22981, -111.63524)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0901	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Spanish Fork, UT Utah Co. United States	SR 147 (E 400 N) / SR 51 (40.11519, -111.63513)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020
Spanish Fork, UT Utah Co. United States	1120 E / 200 N (40.11232, -111.63496)	Other Existing	Uncontrolled None	3 Approaches 0 Driveways 56.6309	Other (At-Grade) Single-Lane	2012	No splitter islands. ICD estimated from Google Maps linework.
Provo, UT Utah Co. United States	E 900 S / Nevada Ave. / S 1350 E / S 1400 E (40.22206, -111.63470)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4459	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Spanish Fork, UT Utah Co. United States	E 130 N / N 2000 E / N 2040 E (40.11168, -111.62006)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-Lane		No splitter islands.
Spring Creek, UT Utah Co. United States	S Mountain Vista Pkwy. / S Sierra Vista Way. (40.19060, -111.61533)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.8640	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2005). North leg added 2011-2013.
Spanish Fork, UT Utah Co. United States	S 2550 E St. / E 920 S St. / High Ridge Dr. (40.09766, -111.61209)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.0255	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	https://www.facebook.com/SpanishForkCity/posts/a-new-roundabout-is-about-to-be-constructed-on-2550-e-between-canyon-rd-and-us-6/10154689907980318/. Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Springville, UT Utah Co. United States	400 S / 1300 E / Canyon Dr. (40.16084, -111.58691)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.8993	Other (At-Grade) Single-Lane	2014	Little deflection for northbound through movement. Yield-controlled right-turn bypass lane on south leg. ICD estimated from Google Maps linework.
Brighton City, UT Salt Lake Co. United States	Big Cottonwood Canyon Rd. / Brighton Loop (40.60362, -111.58264)	Other Existing	All-Way Yield None	2 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-Lane	2018	Entry roundabout to ski resort at end of County Road. No splitter islands on two-way leg or geometric deflection of two entries. Road splits into one-way couplet; circle facilitates U-turns.
Park City, UT Summit Co. United States	Rasmussen Rd. / Jeremy Rd. / Jeremy Ranch Rd. (40.75569, -111.57350)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.3317	Other (At-Grade) Single-Lane	2007	This roundabout was reconfigured as part of the Jeremy Ranch Roundabouts project. Formerly it had a driveway to a park-and-ride lot. Jeremy Ranch Rd is a new approach to this intersection and the eastern approach on Rasmussen Dr was closed. https://www.summitcounty.org/1005/Email-Updates ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Homestead Rd. / Kilby Rd. / I-80 EB Off-ramp (40.75223, -111.57247)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 88.6656	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2019	https://www.deseret.com/utah/2019/11/26/20983915/around-and-around-new-roundabouts-at-i-80-jeremy-ranch-interchange-now-open ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Homestead Rd. / Rasmussen Rd. / I-80 WB Ramps (40.75488, -111.57172)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 83.2338	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2019	https://www.deseret.com/utah/2019/11/26/20983915/around-and-around-new-roundabouts-at-i-80-jeremy-ranch-interchange-now-open ICD estimated from Google Maps linework.
San Tan Valley, AZ Pinal Co. United States	Whitewing Blvd. / W Sterling St. (33.13194, -111.57163)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2017	No splitter islands on east and west legs.
Summit Park, UT Summit Co. United States	Gorgoza Pines Rd. / (parking) (40.75044, -111.57153)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2003	No splitter islands. Year Completed estimated (2002-2004).
Flagstaff, AZ Coconino Co. United States	Dodge Ave. / Railhead Ave. (35.22522, -111.57000)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 38.0498	Other (At-Grade) Single-Lane	2007	By developer. ICD estimated from Google Maps linework.
San Tan Valley, AZ Pinal Co. United States	N Golf Club Dr. / Johnson Ranch Blvd. (33.16051, -111.56488)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	Year Completed estimated (2020-2021).
Pinebrook, UT Summit Co. United States	Kilby Rd. / (parking) (40.74010, -111.56068)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9560	Other (At-Grade) Single-Lane	2018	Serves Ecker Hill International Middle School.
Pinebrook, UT Summit Co. United States	Kilby Rd. / (parking) (40.73918, -111.56018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9560	Other (At-Grade) Single-Lane	2018	Serves Ecker Hill International Middle School. East leg added with roundaobut.
San Tan Valley, AZ Pinal Co. United States	E Magma Rd. / Indigo Sky Blvd. (33.13344, -111.55394)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2021
Park City, UT Summit Co. United States	Canyons Resort Dr. / W High Mountain Rd. (40.68398, -111.55347)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.4320	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
Park City, UT Summit Co. United States	Powderwood Dr. / Factory Outlet Parking (40.72733, -111.55255)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 24.4374	Other (At-Grade) Single-Lane	2000	Pedestrian access to central island. ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Kilby Rd. / Factory Outlet Parking (40.73040, -111.55040)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.3918	Other (At-Grade) Multilane (2 Lane, unspecified)	2000	ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Frostwood Blvd. / Cooper Ln. (40.68972, -111.55018)	Other Existing	All-Way Yield None	3 Approaches 2 Driveways 0.0000	Other (At-Grade) Single-Lane		Built before 2007, rebuilt between 2007 and 2016 to add truck apron and splitter islands.
South Snyderville Basin, UT Summit Co. United States	Canyons Resort Dr. / Frostwood Dr. (40.68753, -111.54847)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2014	Right-turn add-lane bypass lane on southeast leg. Year Completed estimated (2013-2015).
Park City, UT Summit Co. United States	N Landmark Dr. / W Ute Blvd. (40.72444, -111.54747)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.3000	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Olympic Pkwy. / N Landmark Dr. (40.72175, -111.54711)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.9221	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
San Tan Valley, AZ Pinal Co. United States	E Germann Rd. / N Kenworthy Rd. (33.27809, -111.54604)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5277	Other (At-Grade) Single-Lane	2010
Park City, UT Summit Co. United States	W Ute Blvd. / Uintah Way (40.72449, -111.54245)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.1103	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Newpark Blvd. / Uintah Way (40.72177, -111.54224)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8705	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Apache Junction, AZ Pinal Co. United States	N Apache Trl. (AZ-88) / E Superstition Blvd. (33.42220, -111.54159)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 47.8477	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Park City, UT Summit Co. United States	Rte 224 (Deer Valley Drive) / Heber Avenue / Marsac Avenue (40.64572, -111.49500)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 46.2161	Other (At-Grade) Multilane (2 Lane, unspecified)	2000	See: www.Roundaboutsusa.com Information as reported in Salt Lake Tribune article: http://www.sltrib.com/2000/Sep/09142000/utah/22072.htm Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Midway, UT Wasatch Co. United States	W 470 N / (unknown) (40.51952, -111.49016)	Other Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Park City, UT Summit Co. United States	Silver Creek Dr. / Pace Frontage Rd. / Old Hwy 40 (40.71974, -111.48507)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	Year Completed estimated (2013-2015).
Midway, UT Wasatch Co. United States	Cascade Pkwy. / Coldwater Way (40.49691, -111.48499)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Page, AZ Coconino Co. United States	US 89 / Haul Rd. (36.90502, -111.48415)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 62.0765	Other (At-Grade) Single-Lane	2015	date: http://www.northernarizonagazette.com/author/gcd/page/240/ ICD estimated from Google Maps linework.
Midway, UT Wasatch Co. United States	W 970 S / Cascade Pkwy. / W Boulder Point Rd. (40.49625, -111.48265)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	No splitter islands.
Midway, UT Wasatch Co. United States	River Rd. / E Memorial Hill Dr. (40.51821, -111.46246)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 38.1000	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
Midway, UT Wasatch Co. United States	River Rd. / E 600 N / E Salazar Spring Rd. (40.52188, -111.46246)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2020
Midway, UT Wasatch Co. United States	River Rd. / 470 E / E Burgi Ln. (40.52864, -111.46207)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 36.5760	Other (At-Grade) Single-Lane	2007	Painted splitter islands.
Midway, UT Wasatch Co. United States	N Whitaker Farm Way / E Memorial Hill Dr. (40.51857, -111.45938)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2020	No splitter islands on north and south legs.
Midway, UT Wasatch Co. United States	Dutch Fields Pkwy. / Craftsman Way (40.53059, -111.45898)	Other Existing	Uncontrolled None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Midway, UT Wasatch Co. United States	Dutch Fields Pkwy. / Dutch Dr. (40.53290, -111.45500)	Other Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Cameron, AZ Coconino Co. United States	US 89 / Desert View Dr .(AZ 64) (35.85489, -111.42497)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.4003	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	https://www.azdot.gov/mobile/media/news/2016/09/14/adot-completes-us-89-improvements-in-cameron ICD estimated from Google Maps linework.
Heber City, UT Wasatch Co. United States	Red Ledges Blvd. / E Red Knob Way (40.51742, -111.36928)	Other Existing	Unknown None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Fort McMurray, AB Wood Buffalo Canada	Hwy 63 NB Ramps / King St. (56.70683, -111.35380)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.1574	Freeway Ramps (Grade-Separated) Single-Lane	2003	http://www.engineering.ualberta.ca/uofaengineer/article.cfm?article=40221&issue=39463 ICD estimated from Google Maps linework.
Wood Buffalo, AB Alberta Canada	Saline Creek Dr. / Denholm Gate (56.70831, -111.34576)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.6786	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Wood Buffalo, AB Alberta Canada	Denholm Gate / Fontaine Ave. (56.70936, -111.34442)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.3664	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Wood Buffalo, AB Alberta Canada	Denholm Gate / Fontaine Crescent (56.71095, -111.34247)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.1541	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Payson, AZ Gila Co. United States	N Beeline Hwy. (AZ 260) / W Airport Rd. / Airline Blvd. (34.25759, -111.32250)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.3437	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Payson, AZ Gila Co. United States	SR 87 / Tyler Pkwy / Home Depot Entrance (34.26614, -111.32200)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.4034	Other (At-Grade) Multilane (2 Lane, unspecified)	2005	ICD estimated from Google Maps linework.
Payson, AZ Gila Co. United States	E Malibu Dr. / N Easy St. (34.24465, -111.32021)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 17.7711	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
Payson, AZ Gila Co. United States	N Manzanita Dr. / E Park Dr. / E Malibu Dr. (34.24563, -111.31701)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.7072	Other (At-Grade) Single-Lane	2015	Painted splitter islands. Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Great Falls, MT Cascade Co. United States	Division Rd. / Smelter Ave. NW (47.52454, -111.31037)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.0990	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Payson, AZ Gila Co. United States	E Granite Dells Rd. / S Mud Springs Rd. (34.23932, -111.30819)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.4052	Other (At-Grade) Single-Lane	2008	Oval shape. Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Flagstaff, AZ Coconino Co. United States	Resort Blvd. / (parking) / (unknown) (35.16563, -111.27053)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6717	Other (At-Grade) Single-Lane	2013	West leg stubbed. Year Completed estimated (2012-2013).
Wood Buffalo, AB Alberta Canada	Range Road 85 (Saline Creek Pkwy.) / Snowbird Way (56.65106, -111.25513)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2013	Right-turn-only lane on south leg. Year Completed estimated (2011-2014).
Wood Buffalo, AB Alberta Canada	Snowbird Way / (air cargo access) (56.64996, -111.23847)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.0000	Other (At-Grade) Single-Lane	2013	Entry to Fort McMurray International Airport. Year Completed estimated (2011-2014).
Marana, AZ Pima Co. United States	N Sandario Rd. / W Nichols St. (32.45805, -111.21703)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.2715	Other (At-Grade) Single-Lane	2018	Fourth leg incomplete. Future plans are to route Marana Main St to this roundabout. https://realestatedaily-news.com/wp-content/uploads/2017/02/Marana-Main-Street-realignment.png ICD estimated from Google Maps linework.
Marana, AZ Pima Co. United States	N Sandario Rd. / W Twin Peaks Rd. (32.38076, -111.21671)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.maranaaz.gov/news/2022/5/25/traffic-alert-construction-on-a-new-roundabout-located-at-the-twin-peaks-and-sandario-road-intersection
Marana, AZ Pima Co. United States	Main St. / Civic Center Dr. (32.44841, -111.21150)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.2674	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Belgrade, MT Gallatin Co. United States	Airway Blvd. / I-90 EB Ramps (45.75980, -111.16328)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 42.4955	Freeway Ramps (Grade-Separated) Single-Lane	2015	Raindrop shape. ICD estimated from Google Maps linework.
Belgrade, MT Gallatin Co. United States	Airway Blvd. / E Northern Pacific Ave. (45.76585, -111.16289)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 56.6545	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Belgrade, MT Gallatin Co. United States	Airway Blvd. / Gallatin Field Rd. (45.77350, -111.16244)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.1529	Other (At-Grade) Single-Lane	2015	Right-turn bypass lane on southeast leg. Year Completed estimated (2013-2019). ICD estimated from Google Maps linework.
Belgrade, MT Gallatin Co. United States	Airway Blvd. / I-90 WB Ramps (45.76100, -111.16234)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 51.6601	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2015	Raindrop shape. ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	Baxter Ln. / Love Ln. (45.70012, -111.14498)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019	https://www.mdt.mt.gov/pubinvolve/baxterlove/status.shtml
Bozeman, MT Gallatin Co. United States	Laurel Pkwy. / Glenellen Dr. / Sherwood Way (45.69050, -111.11401)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2003
Bozeman, MT Gallatin Co. United States	Laurel Pkwy. / Annie St. (45.68916, -111.11383)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2003
Bozeman, MT Gallatin Co. United States	Cottonwood Rd. / Stucky Rd. (45.65655, -111.10392)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.3914	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	Baxter Ln. / Collonwood Rd. / Harper Puckett Rd. (45.70022, -111.10372)	Roundabout Existing	All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK)	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	Year Completed estimated (2023-2024). https://www.kbzk.com/news/local-news/baxter-lane-ready-to-reopen-for-traffic-this-week-after-months-of-construction.
Bozeman, MT Gallatin Co. United States	W Oak St. / Cottonwood Rd. (45.69298, -111.10367)	Roundabout Existing	All-Way Yield Pedestrian Hybrid Beacon (PHB, HAWK)	4 Approaches 0 Driveways 56.3880	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2020	Right-turn-only lanes on north and south legs, designed for future conversion to through lanes to make the roundabout 2x2.
Dove Mountain Resort, AZ Pima Co. United States	N Dove Mountain Blvd. / N Secret Springs Dr. (32.46698, -111.10013)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2002
Bozeman, MT Gallatin Co. United States	Cascade St. / Clifden Dr. (45.68115, -111.09950)	Traffic Calming Circle Existing	Unknown Unknown	0 Approaches 0 Driveways 19.1916	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	Cascade St. / Kimball Ave. (45.68162, -111.09510)	Traffic Calming Circle Existing	Unknown Unknown	0 Approaches 0 Driveways 19.1915	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	Durston Rd. / Ferguson Ave. (45.68569, -111.09355)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.2023	Other (At-Grade) Single-Lane	2019	Open to traffic in 2019, not completed until 2020. https://www.youtube.com/watch?v=alzAe8c-fuU ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	Baxter Ln. / Ferguson Ave. (45.70024, -111.09310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2003
Bozeman, MT Gallatin Co. United States	W Oak St. / Davis Ln. (45.69299, -111.08300)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 34.2039	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Marana, AZ Pima Co. United States	W Moore Rd. / N Tortolita Rd. (32.43912, -111.08270)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.maranaaz.gov/news/2022/5/25/traffic-alert-roundabout-construction-at-moore-road-amp-tortolita-road
Bozeman, MT Gallatin Co. United States	Catron St. / Blackbird Dr. (45.71193, -111.07903)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 20.8490	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	Cattail St. / Max Ave. (45.70770, -111.06912)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2021
Bozeman, MT Gallatin Co. United States	Catron St. / Max Ave. (45.71218, -111.06908)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-lane w/ Traversable Central Island	2021
Bozeman, MT Gallatin Co. United States	W Graf St. / S 17th Ave. (45.64943, -111.06043)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2017
Bozeman, MT Gallatin Co. United States	N 15th Ave. / Beall St. / Ruth Thibeault Way (45.68213, -111.05694)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 14.1849	Other (At-Grade) Single-lane w/ Traversable Central Island	2019	https://www.ktvq.com/news/montana-news/roundabout-what-roundabout-some-bozeman-drivers-ignoring-roundabout-near-school ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	S 11th Ave. / W Graf St. (45.64966, -111.05320)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2017
Bozeman, MT Gallatin Co. United States	S 11th Ave. / Arnold St. (45.65298, -111.05215)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2018
Bozeman, MT Gallatin Co. United States	W College St. / S 11th Ave. (45.67113, -111.05200)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2247	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Bozeman, MT Gallatin Co. United States	W Graf St. / S 3rd Ave. (45.64930, -111.04692)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2020
Canoa Ranch, AZ Pima Co. United States	W Canoa Ranch Dr. / I-19 SB ramps / I-19 Frontage Rd. (31.79019, -111.02242)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 48.7276	Freeway Ramps (Grade-Separated) Single-Lane	2010	ICD estimated from Google Maps linework.
Green Valley, AZ Pima Co. United States	W Continental Rd. / S Camino del Sol (31.85536, -111.00657)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.4910	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Oro Valley, AZ Pima Co. United States	W Moore Rd. / La Cañada Dr. (32.43835, -110.99109)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.3430	Other (At-Grade) Single-Lane	2019	Right-turn-only lanes on all four legs. https://news.azpm.org/p/news-splash/2019/11/26/162279-oro-valley-opens-roundabout/ ICD estimated from Google Maps linework.
Tucson, AZ Pima Co. United States	S Grande Ave. / W Cushing St. (32.21675, -110.98804)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.3134	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.