| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Colorado Springs,
                CO El Paso Co. United States | Stout Dr. / (parking lot) (39.01775, -104.81250) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 20.4146 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| Chico,
                CA Butte Co. United States | W. 8th Ave. / Greenwich Dr. (39.73875, -121.86640) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.7968 | Other (At-Grade) Single-Lane | 2005 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Pleasanton,
                CA Alameda Co. United States | Watermill Rd. / Albion Rd. (37.76511, -121.90780) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 34.9336 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Pleasanton,
                CA Alameda Co. United States | Watermill Rd. / Harcourt Way (37.75982, -121.90820) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 34.9361 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Rochester Hills,
                MI Oakland Co. United States | Tienken Rd. / Sheldon Rd. (42.69626, -83.12320) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.6224 | Other (At-Grade) Single-Lane | 2001 | Near Hart Middle School and Stoney Creek High School. Functional Class: Local ICD estimated from Google Maps linework. | 
| Sterling Heights,
                MI Macomb Co. United States | Utica Rd. / Dodge Park Rd. (42.59179, -83.01110) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 43.9629 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Sterling Heights,
                MI Macomb Co. United States | Van Dyke Ave. (M-53) / 18 1/2 Mile Rd. (42.60148, -83.03119) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 76.2000 | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | 2005 | Completed June 2005. | 
| Abita Springs,
                LA St. Tammany Par. United States | LA 59 / LA 36 (30.47826, -90.03768) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.8204 | Other (At-Grade) Single-Lane | 2007 | https://www.nola.com/news/traffic/article_6d2b5475-b7f9-5429-a8f7-2127046c5508.html ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | 19th Ave. / Union St. (46.19220, -119.18040) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.2832 | Other (At-Grade) Single-Lane | 2003 | 1/3 mile from school, primary bus and traffic route for the school, on school walking route, has adult crossing guards. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | 4th Ave. / Union St. (46.20640, -119.18010) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.4496 | Other (At-Grade) Single-Lane | 2003 | Completed October 2003. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | Kennewick Ave. / Union St. (46.20983, -119.18000) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.1420 | Other (At-Grade) Single-Lane | 2003 | Completed October 2003. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | Young St. / Quinault Ave. (46.22004, -119.21950) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6646 | Other (At-Grade) Single-Lane | 2003 | Completed November 2003. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Silverdale,
                WA Kitsap Co. United States | NW Anderson Hill Rd. / Frontier Pl. NW (47.65368, -122.70350) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 21.7218 | Other (At-Grade) Single-Lane | 2003 | Opened September 2003. ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | Creekstone Dr. / Irving St. (46.18894, -119.19640) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.0725 | Other (At-Grade) Single-Lane | 2005 | New roadway (Creekstone) connecting into existing subdivision stub-street (Irving) on south side and new subdivision on north side Functional Class: Collector ICD estimated from Google Maps linework. | 
| Lacey,
                WA Thurston Co. United States | I-5 NB Off-Ramp / Galaxy Dr. / Quinault Dr. (47.06127, -122.76890) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.5438 | Other (At-Grade) Single-Lane | 2000 | Completed November 1, 2000. ICD estimated from Google Maps linework. | 
| Lacey,
                WA Thurston Co. United States | Meridian Rd. / Orion Dr. (47.06890, -122.74140) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.1661 | Other (At-Grade) Single-Lane | 2002 | Opened October 2002. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Lacey,
                WA Thurston Co. United States | Marvin Rd. / Hawks Prairie Rd. (47.08312, -122.78070) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.6509 | Other (At-Grade) Single-Lane | 2002 | Constructed September 14, 2002. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Lacey,
                WA Thurston Co. United States | College St. / 45th Ave. (47.00710, -122.82310) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.0923 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2002 | Completed November 6, 2002. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Lacey,
                WA Thurston Co. United States | SR 510 (Marvin Rd.) / Pacific Ave. (47.03941, -122.76480) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.5572 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | Completed July 28, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Lacey,
                WA Thurston Co. United States | Pacific Ave. / Golf Club Rd. / Lacey Blvd. (47.03786, -122.82860) | Roundabout Existing | All-Way Yield None | 6 Approaches 0 Driveways 61.8604 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | Completed July 22, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Lacey,
                WA Thurston Co. United States | Pacific Ave. / Lacey Blvd. / Lacey St. / Homann Dr. (47.03677, -122.80630) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 53.7220 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | Completed September 16, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Davis,
                CA Yolo Co. United States | Shasta Dr. / Olympic Dr. (38.55540, -121.77620) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.2833 | Other (At-Grade) Single-Lane | 1999 | Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Asheville,
                NC Buncombe Co. United States | WT Weaver Blvd / University Heights (35.61435, -82.56285) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.1862 | Other (At-Grade) Single-Lane | 2002 | Completed August 2002. Entrance to University of North Carolina at Asheville. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Coralville,
                IA Johnson Co. United States | 1st Ave. / Holiday Rd. (41.69276, -91.56655) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.8896 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2002 | Opened September 1, 2002. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework. | 
| San Antonio,
                TX Bexar Co. United States | Blanco Rd. / Fulton Ave. (29.46156, -98.50787) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4317 | Other (At-Grade) Single-Lane | 2007 | . | 
| The Villages,
                FL Sumter Co. United States | Buena Vista Blvd. / Lake Miona Dr. (28.90940, -81.99397) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 55.4114 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | ICD estimated from Google Maps linework. | 
| Sherwood,
                OR Washington Co. United States | SW Meinecke Pkwy / SW Dewey Dr. (45.35897, -122.85650) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.8900 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| Sherwood,
                OR Washington Co. United States | Meinecke Pkwy. / Cedar Brook Way (45.36180, -122.85870) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.0842 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| Jackson,
                MS Hinds Co. United States | John R. Lynch St. / Metro Pkwy. / Eastview St. (32.29798, -90.21458) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.4296 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Jackson,
                MS Hinds Co. United States | Metro Pkwy. / Prentiss St. (32.30098, -90.21120) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 51.4850 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Jackson,
                MS Hinds Co. United States | Metro Pkwy. / Dalton St. (32.30095, -90.20563) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 38.3614 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Jackson,
                MS Hinds Co. United States | John R. Lynch St. / Prentiss St. (32.29755, -90.21119) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 34.3246 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | ICD estimated from Google Maps linework. | 
| Starkville,
                MS Oktibbeha Co. United States | Blackjack Rd. / Oktoc Rd. (33.44708, -88.79340) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 31.8893 | Other (At-Grade) Single-Lane | 2002 | http://www.msstate.edu/web/media/detail.php?id=1874 Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Jackson,
                MS Hinds Co. United States | Metro Pkwy. / Terry Rd. / Pearl St. / Pascagoula St. (32.29912, -90.19500) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 79.2480 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | |
| Jackson,
                MS Hinds Co. United States | Metro Pkwy. / Rose St. (32.30005, -90.20143) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Elliptical shaped. ICD = 160 ft x 115 ft. | 
| Kennewick,
                WA Benton Co. United States | 27th Ave. / Vancouver St. (46.18394, -119.14850) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.4604 | Other (At-Grade) Single-Lane | 2004 | Completed November 15, 2004. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Denali National Park,
                AK Denali National Park United States | Denali National Park (63.73358, -148.91550) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.3554 | Other (At-Grade) Single-Lane | 2002 | Date estimated. ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | Grandridge Blvd. / Center Pkwy. (46.22032, -119.23220) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.5746 | Other (At-Grade) Single-Lane | 2006 | Completed August 3, 2006. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | Gage Blvd. / Center Pkwy. (46.22710, -119.23120) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.6169 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Kaukauna,
                WI Outagamie Co. United States | CTH J / US 41 NB Ramps (44.30463, -88.24939) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.6070 | Freeway Ramps (Grade-Separated) Single-Lane | 2010 | Opened October 11, 2010. ICD estimated from Google Maps linework. | 
| St. Simons,
                GA Glynn Co. United States | Demere Rd. / Frederica Rd. (31.15957, -81.38859) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.9249 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | ICD estimated from Google Maps linework. | 
| Albany,
                OR Linn Co. United States | N. Albany Rd. / Gibson Hill Rd. (44.65688, -123.11730) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.7877 | Other (At-Grade) Single-Lane | 2005 | Completed August 2005. Four leg added to north to extend North Albany Road. ICD estimated from Google Maps linework. | 
| Kennewick,
                WA Benton Co. United States | 18th Ave. / Irving St. (46.19221, -119.19620) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.1649 | Other (At-Grade) Single-Lane | 2006 | New roads/intersection in subdivision - completed February 2006. Functional Class: Local ICD estimated from Google Maps linework. | 
| Lawrence,
                KS Douglas Co. United States | 28th St. / O'Connell Rd. (38.93372, -95.20499) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.7292 | Other (At-Grade) Single-Lane | 2004 | Built as part of Widening of OConnell Road. Orig. T intersection, east leg currently unused. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework. | 
| Highland,
                IL Madison Co. United States | US 40 / IL 160 / Poplar St. (38.75010, -89.67197) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.9832 | Other (At-Grade) Single-Lane | 2004 | Roundabout operating nicely with no accidents reported during first six months of operation. Completed October 2004. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Jackson,
                MS Hinds Co. United States | Central St. / Buena Vista Ave. (32.30306, -90.21358) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2005 | Functional Class: Local | 
| (unincorporated),
                OR Washington Co. United States | NW Verboort Rd. / Martin Rd. (45.55150, -123.07350) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.0173 | Other (At-Grade) Single-Lane | 2003 | Reverse curves on approaches. Designed as multilane roundabout, striped-out inner circulatory and entry/exit lanes. ICD estimated from Google Maps linework. | 
| Billings,
                MT Yellowstone Co. United States | Ironwood Dr. / Woodcreek Dr. (45.81641, -108.67716) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2003 | |
| Crozet,
                VA Ablemarle Co. United States | Old Trail Dr. / West End Dr. (38.06612, -78.71195) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.0297 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Kiel,
                WI Manitowoc Co. United States | STH 67-STH 32 / STH 57 (43.90986, -88.02251) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 49.0446 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Opened November 13, 2009. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Sacramento,
                CA Sacramento Co. United States | San Juan Rd. / Azevedo Dr. (38.62740, -121.50840) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.1250 | Other (At-Grade) Single-Lane | 2004 | Constructed using asphalt curbs without reconstructing original curb/gutter/sidewalk. Tactile guide strips in crosswalks. Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| Coeur dAlene,
                ID Kootenai Co. United States | 4th St. / Margaret Ave. (47.71537, -116.77880) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.1602 | Other (At-Grade) Single-Lane | 2003 | Near high school. ICD estimated from Google Maps linework. | 
| Clearwater,
                FL Pinellas Co. United States | Palmetto St. / Casler Ave. (27.97541, -82.76752) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 21.0954 | Other (At-Grade) Single-Lane | 2003 | John F. Kennedy Middle School on NE corner. Crossing guard operation across N and E legs. ICD estimated from Google Maps linework. | 
| De Pere,
                WI Brown Co. United States | Dickinson Rd. (CTH G) / East River Dr. (44.43684, -88.02830) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.7306 | Other (At-Grade) Single-Lane | 2001 | Roundabout is slightly east of the Chicago/Swan roundabout and is located in a residential area. Roundabout is near East De Pere Middle School and De Pere High School. Completed August 2001. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework. | 
| Rexburg,
                ID Madison Co. United States | 2nd W. / 4th S. (43.81770, -111.78950) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.1941 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | ICD estimated from Google Maps linework. | 
| Honolulu,
                HI Oahu Co. United States | Likini St. / Ala Ilima St. / Ala Lilikoi St. (21.35054, -157.91460) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.4720 | Other (At-Grade) Single-Lane | 2000 | Roundabout is 500 ft from Salt Lake Elementary School. http://starbulletin.com/2000/02/28/news/story9.html ICD estimated from Google Maps linework. | 
| Charlotte,
                NC Mecklenburg Co. United States | E. 9th St. / N. Davidson St. (35.22668, -80.83273) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.9516 | Other (At-Grade) Single-Lane | 2006 | Near elementary school. ICD estimated from Google Maps linework. | 
| Avon,
                CO Eagle Co. United States | William J Post Blvd. / I-70 WB Ramps (39.62759, -106.49460) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.6349 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2003 | ICD estimated from Google Maps linework. | 
| Avon,
                CO Eagle Co. United States | William J Post Blvd. / I-70 EB Ramps (39.62714, -106.49610) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.7153 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2003 | 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. | 
| Avon,
                CO Eagle Co. United States | William J Post Blvd. / US 6 (39.62460, -106.50490) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.6366 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | Fatal crash February 22, 2007. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Avon,
                CO Eagle Co. United States | William J Post Blvd. / Yoder Ave. (39.62753, -106.50320) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.9554 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| De Pere,
                WI Brown Co. United States | Chicago St. (CTH G) / Libal St. (44.44026, -88.03812) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.8455 | Other (At-Grade) Single-Lane | 2001 | Roundabout surrounded by homes, businesses, East De Pere Middle School, and De Pere High School. Roundabout serves as main entrance to the high school. Completed August 2001. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework. | 
| De Pere,
                WI Brown Co. United States | Dickinson Rd. (CTH G) / Swan Rd. (44.43908, -88.03475) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.0241 | Other (At-Grade) Single-Lane | 2001 | Roundabout is slightly east of the Chicago/Libal roundabout and is surrounded by businesses and East De Pere Middle School. Roundabout serves as the entrance to a medical clinic. Completed August 2001. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework. | 
| Green Bay,
                WI Brown Co. United States | Airport Dr. (STH 172) / Airport Entrance (44.49569, -88.12467) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.1882 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Opened October 2011. ICD estimated from Google Maps linework. | 
| Lawrence,
                KS Douglas Co. United States | W. Harvard Rd. / Grove Dr. / Mulberry Dr. (38.96701, -95.29801) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 15.7862 | Other (At-Grade) Unknown | 2005 | Built as part of Harvard Road traffic calming plan. A temporary traffic circle was in place for some time prior to permanent construction. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. | 
| Lawrence,
                KS Douglas Co. United States | W. Harvard Rd. / Goldfield St. / Goldfield Ct. (38.96597, -95.29628) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 16.7150 | Other (At-Grade) Single-Lane | 2005 | Built as part of Harvard Road Traffic Calming plan. A Temporary traffic circle with all way Yield control was installed prior to permanent construction. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. | 
| Lawrence,
                KS Douglas Co. United States | W. Harvard Rd. / George Williams Way (38.96404, -95.32552) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.1446 | Other (At-Grade) Single-Lane | 2005 | Built in conjunction with construction of George Williams Way. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Bloomington,
                IN Monroe Co. United States | Moores Pike / Winfield Rd. (39.15027, -86.50103) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.3430 | Other (At-Grade) Single-Lane | 2005 | Completed August 2005. http://bloomington.in.gov/egov/docs/1124562196872.htm ICD estimated from Google Maps linework. | 
| Anchorage,
                AK Anchorage United States | Old Seward Hwy / Huffman Rd.. (61.10864, -149.86350) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.8158 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Estimated completion 2008. ICD estimated from Google Maps linework. | 
| Sioux Falls,
                SD Minnehaha Co. United States | Career Ave. / W Nobel St. (43.59985, -96.78073) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2008 | Right-turn-only lane on north leg; added lane right-turn bypass lane on east leg. ICD estimated from Google Earth. | 
| Modesto,
                CA Stanislaus Co. United States | Bowen Ave. / Phelps Ave. (37.67470, -121.00600) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 22.6873 | Other (At-Grade) Single-Lane | 2002 | Previously controlled by one-way stop ICD estimated from Google Maps linework. | 
| Modesto,
                CA Stanislaus Co. United States | Lifescapes Dr. / Grecian Ave. (37.69840, -120.98540) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.5700 | Other (At-Grade) Single-Lane | 2002 | ICD estimated from Google Maps linework. | 
| Modesto,
                CA Stanislaus Co. United States | Sylvan Ave. / Roselle Ave. (37.68896, -120.93980) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.2012 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Denver,
                CO Denver Co. United States | E. Lowry Blvd. / E Fairmount Dr. / Rampart Way (39.71718, -104.89580) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 49.6091 | Other (At-Grade) Multilane (2 Lane, unspecified) | 1998 | ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | Chapel Hills Dr. / Graycroft (38.97358, -104.78310) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.7125 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2002 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | E. Cheyenne Mountain Blvd. / Springmeadow Dr. (38.79132, -104.82750) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 81.9191 | Other (At-Grade) Unknown | ICD estimated from Google Maps linework. | |
| Colorado Springs,
                CO El Paso Co. United States | Lake Ave. / Berthie Cir. (38.79348, -104.83950) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 16.7557 | Other (At-Grade) Single-Lane | 1995 | Year Completed unknown (before 1999). ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | Lake Ave. / Old Broadmoor Rd. (38.79479, -104.83360) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.3405 | Other (At-Grade) Single-Lane | 1995 | Year Completed unknown (before 1999). ICD estimated from Google Maps linework. | 
| Denver,
                CO Denver Co. United States | N. Uinta Way / E. 6th Ave. Pkwy. (39.72570, -104.89200) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.4401 | Other (At-Grade) Single-Lane | 1998 | ICD estimated from Google Maps linework. | 
| Miami Springs,
                FL Miami-Dade Co. United States | Curtiss Pkwy. / Royal Poinciana / Westward Dr. / Palmetto Dr. (25.82130, -80.28160) | Other Existing | Other Unknown | 6 Approaches 0 Driveways 83.8565 | Other (At-Grade) Multilane (3+ Lane) | On-street parking within circulatory roadway, pedestrian access to central island, yield control on circulatory roadway, some stop-controlled entries. ICD estimated from Google Maps linework. | |
| Coral Gables,
                FL Miami-Dade Co. United States | Ponce de Leon Blvd. / Sevilla Ave. / Palermo Ave. (25.74597, -80.25848) | Other Existing | Unknown Unknown | 6 Approaches 0 Driveways 138.7738 | Other (At-Grade) Unknown | ICD estimated from Google Maps linework. | |
| Miami Springs,
                FL Miami-Dade Co. United States | Pinecrest Dr. / South Dr. (25.81530, -80.28000) | Traffic Calming Circle Existing | One-Way/Two-Way Stop None | 4 Approaches 0 Driveways 43.0055 | Other (At-Grade) Single-Lane | Functional Class: Local ICD estimated from Google Maps linework. | |
| Miami Springs,
                FL Miami-Dade Co. United States | Glendale Dr. / Beverly Dr. (25.81348, -80.29934) | Other Existing | Unknown Unknown | 0 Approaches 0 Driveways 33.3298 | Other (At-Grade) Unknown | ICD estimated from Google Maps linework. | |
| Miami Springs,
                FL Miami-Dade Co. United States | DeSoto Dr. / Labaron Dr. (25.81180, -80.27770) | Traffic Calming Circle Existing | One-Way/Two-Way Stop None | 4 Approaches 0 Driveways 36.5558 | Other (At-Grade) Single-Lane | Functional Class: Local ICD estimated from Google Maps linework. | |
| The Villages,
                FL Marion Co. United States | Buena Vista Blvd. / Mulberry Ln. (28.98078, -82.01563) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 70.0001 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2001 | ICD estimated from Google Maps linework. | 
| The Villages,
                FL Marion Co. United States | Buena Vista Blvd. / Legacy Ln. (28.97006, -82.01506) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.3341 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2001 | ICD estimated from Google Maps linework. | 
| The Villages,
                FL Marion Co. United States | Buena Vista Blvd. / Belle Meade Cir. (28.96300, -82.00399) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 55.3827 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2001 | ICD estimated from Google Maps linework. | 
| The Villages,
                FL Sumter Co. United States | Buena Vista Blvd. / Glenview Rd. / El Camino Real (28.95271, -82.00076) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 71.0641 | Other (At-Grade) Multilane (2 Lane, unspecified) | 1998 | ICD estimated from Google Maps linework. | 
| The Villages,
                FL Sumter Co. United States | Buena Vista Blvd. / Tall Trees Ln. (28.92198, -82.00272) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 59.5861 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | ICD estimated from Google Maps linework. | 
| The Villages,
                FL Sumter Co. United States | Buena Vista Blvd. / Belvedere Blvd. (28.91778, -81.99953) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 53.3161 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | ICD estimated from Google Maps linework. | 
| The Villages,
                FL Sumter Co. United States | Morse Blvd. / El Camino Real / Paige Pl. (28.94803, -81.95540) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 68.9771 | Other (At-Grade) Multilane (2 Lane, unspecified) | 1998 | ICD estimated from Google Maps linework. | 
| Seattle,
                WA King Co. United States | Interlake Ave. N / N 39th St. (47.65411, -122.34130) | Traffic Calming Circle Existing | Unknown Unknown | 0 Approaches 0 Driveways 14.4811 | Other (At-Grade) Unknown | ICD estimated from Google Maps linework. | |
| Killingworth,
                CT Middledex Co. United States | Rte. 80 / Rte. 81 (41.35801, -72.56517) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 1997 | First rotary modification in Connecticut. 21442 | 
| North Stonington,
                CT New London Co. United States | Rte 2 / Rte 184 (41.42439, -71.86039) | Rotary Existing | All-Way Yield None | 4 Approaches 0 Driveways 103.6320 | Other (At-Grade) Single-Lane | Yield signs added 1999? | |
| 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. | 
| 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. | 
| Westminster,
                CO Adams Co. United States | Promenade Dr. S. / (TBD) (39.89188, -105.06330) | Traffic Calming Circle Existing | Unknown Unknown | 2 Approaches 0 Driveways 20.1598 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Oskaloosa,
                IA Mahaska Co. United States | Hwy 432 / Old Hwy 163 / Pella Ave. / Orchard Ave. (41.30376, -92.66716) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.8882 | Other (At-Grade) Single-Lane | 2004 | Completed April 2004. Site has sunken hole in central island with tunnels for bike path that passes under circulatory roadway. Experienced two single-vehicle crashes into sunken central island (alcohol-related). ICD estimated from Google Maps linework. | 
| Newton,
                KS Harvey Co. United States | First St. / I-135 Ramps (38.04250, -97.32240) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 65.8419 | Freeway Ramps (Grade-Separated) Single-Lane | 2003 | Single-point interchange. Previously controlled by one-way stop ICD estimated from Google Maps linework. |