| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| (unincorporated),
                OR Clackamas Co. United States | SW Stafford Rd. / SW Borland Rd. (45.37472, -122.70240) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 53.6945 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | ICD estimated from Google Maps linework. | 
| Urbana,
                MD Frederick Co. United States | Bennett Creek Ave. / Bennett Creek Blvd. (39.32256, -77.34935) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.8808 | Other (At-Grade) Single-Lane | 2000 | ICD estimated from Google Maps linework. | 
| Chattanooga,
                TN Hamilton Co. United States | US 41 - US 76 - SR 8 (Westside Dr.) / 29th St. (35.00944, -85.27164) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 21.5209 | Other (At-Grade) Single-Lane | 2001 | Completed September 26, 2001. The intersection is located at the western portal of the Bachman Tunnel, a two-lane tunnel through Missionary Ridge, connecting Chattanooga with the City of East Ridge, Tennessee. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Williston,
                VT Chittenden Co. United States | Maple Tree Pl. / Sycamore Dr. (44.44349, -73.10966) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.1697 | Other (At-Grade) Single-Lane | 2001 | Completed November 2001. Major shopping area, road part of the planned ring road around Taft Corner. Functional Class: Local ICD estimated from Google Maps linework. | 
| Bend,
                OR Deschutes Co. United States | SW Industrial Way / SW Wall St. (44.05050, -121.31750) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.9023 | Other (At-Grade) Single-Lane | 2003 | Wall St. is one-way southbound into the roundabout. Roundabout is raindrop-shaped to prevent eastbound to northbound movements. Dogbone/peanut shape. ICD estimated from Google Maps linework. | 
| Bend,
                OR Deschutes Co. United States | SW Industrial Way / SW Bond St. (44.05040, -121.31630) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.6191 | Other (At-Grade) Single-Lane | 2003 | Bond St. is one-way northbound out of the roundabout. Roundabout has raindrop-shaped central island, as no westbound to southbound movements are needed. Dogbone/peanut shape. ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | Beech Ave. / 1st St. (38.79048, -104.84660) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 42.8219 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Colorado Springs,
                CO El Paso Co. United States | Lake Ave. / Lake Cir. (38.79144, -104.84880) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.2724 | Other (At-Grade) Single-Lane | 1995 | Year Completed estimated (before 1999). ICD estimated from Google Maps linework. | 
| The Villages,
                FL Sumter Co. United States | Buena Vista Blvd. / Rainey Tr. (28.91345, -81.99847) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 53.3183 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | ICD estimated from Google Maps linework. | 
| Fort Collins,
                CO Larimer Co. United States | Rigden Pkwy. / Custer Dr. (40.54863, -105.02960) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.9307 | Other (At-Grade) Single-Lane | 2001 | Date estimated. Functional Class: Local ICD estimated from Google Maps linework. | 
| Fort Collins,
                CO Larimer Co. United States | Stanton Creek Dr. / St. Thomas Dr. (40.49066, -105.05590) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 24.5241 | Other (At-Grade) Single-Lane | Functional Class: Local ICD estimated from Google Maps linework. | |
| Fort Collins,
                CO Larimer Co. United States | Stanton Creek Dr. / Tortola Way (40.48999, -105.05430) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 25.4327 | Other (At-Grade) Single-Lane | Functional Class: Local ICD estimated from Google Maps linework. | |
| Fort Collins,
                CO Larimer Co. United States | Cuerto Ln. / (unknown) (40.57718, -105.13330) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 26.3067 | Other (At-Grade) Single-Lane | 2005 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Fort Collins,
                CO Larimer Co. United States | Tierra Ln. / Saddle Ridge Condominiums (40.57545, -105.13140) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 28.1217 | Other (At-Grade) Single-Lane | Functional Class: Local ICD estimated from Google Maps linework. | |
| Fort Collins,
                CO Larimer Co. United States | Oval Dr. (Howes St. / Plum St. / Isotope Dr. / East Dr. / Music Dr.) (40.57639, -105.08070) | Other Existing | Unknown Unknown | 6 Approaches 0 Driveways 19.0499 | Other (At-Grade) Single-Lane | Functional Class: Local ICD estimated from Google Maps linework. | |
| Fort Collins,
                CO Larimer Co. United States | College Ave. / Laporte Ave. (40.58899, -105.07720) | Other Removed | Unknown Unknown | 4 Approaches 0 Driveways 26.3021 | Other (At-Grade) Multilane (2 Lane, unspecified) | Functional Class: Arterial ICD estimated from Google Maps linework. | |
| Urbana,
                MD Frederick Co. United States | Bush Creek Dr. / Major Smith Ln. (39.33507, -77.35263) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.6364 | Other (At-Grade) Single-Lane | 2000 | ICD estimated from Google Maps linework. | 
| Encinitas,
                CA San Diego Co. United States | Santa Fe Dr. / Devonshire Dr. / Rubenstein Ave. (33.03622, -117.28590) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.0272 | Other (At-Grade) Single-Lane | 2004 | Site of solo fatal crash in 2007, DUI .29%. http://www.nctimes.com/articles/2007/10/09/news/coastal/2_03_3710_8_07.txt. 11861-05. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. | 
| Federal Way,
                WA King Co. United States | S 323rd St. / 32nd Ave. S (47.31214, -122.29250) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.5368 | Other (At-Grade) Single-Lane | 2000 | Opened April 2000. ICD estimated from Google Maps linework. | 
| Modesto,
                CA Stanislaus Co. United States | Sylvan Ave. / Millbrook Ave. (37.68898, -120.93520) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.3658 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Chico,
                CA Butte Co. United States | W. 8th Ave. / Magnolia Ave. (39.74451, -121.85270) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.7130 | Other (At-Grade) Single-Lane | 2005 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Modesto,
                CA Stanislaus Co. United States | Sharon Ave. / Maid Mariane Rd. (37.67451, -120.93050) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 20.7967 | Other (At-Grade) Single-Lane | 2006 | Opened July 27, 2006. Functional Class: Collector ICD estimated from Google Maps linework. | 
| West Bend,
                WI Washington Co. United States | Paradise Dr. / CTH G (43.39770, -88.16100) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.5053 | Other (At-Grade) Single-Lane | 2003 | Completed September 18, 2003 Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | Bridle Oaks Dr. / Woodmont Dr. (39.01377, -104.79950) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 64.0311 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Urbana,
                MD Frederick Co. United States | Sugarloaf Pkwy. / Denison St. (39.33490, -77.34180) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 36.9503 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2000 | ICD estimated from Google Maps linework. | 
| Pleasanton,
                CA Alameda Co. United States | Watermill Rd. / Watermill Rd. (37.75548, -121.90970) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 31.1610 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| La Quinta,
                CA Riverside Co. United States | Jefferson St. / Avenue 52 (33.67096, -116.26870) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.6860 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2001 | RT bypass lanes on all legs. ICD estimated from Google Maps linework. | 
| San Francisco,
                CA San Francisco Co. United States | Waller St. / Steiner St. (37.77097, -122.43190) | Traffic Calming Circle Existing | All-Way Stop None | 4 Approaches 0 Driveways 66.0853 | Other (At-Grade) Single-Lane | 2003 | Preliminary layout for neighborhodd comment Functional Class: Local ICD estimated from Google Maps linework. | 
| Sioux Falls,
                SD Minnehaha Co. United States | 69th St. / Southeastern Ave. (43.48928, -96.68768) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.7250 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | ICD estimated from Google Maps linework. | 
| Lawrence,
                KS Douglas Co. United States | Overland Dr. / Congressional Dr. (38.97474, -95.31127) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.8550 | Other (At-Grade) Single-Lane | 2003 | Both roads newly constructed in this area. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Oconomowoc,
                WI Waukesha Co. United States | Wisconsin Ave. / Lake Dr. (43.11224, -88.43968) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.1314 | Other (At-Grade) Single-Lane | 2002 | Opened October 15, 2002. Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | Sybilla Ln. / (parking lot) (39.01263, -104.81160) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 25.9841 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| 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. | 
| 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. | 
| 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. | 
| 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. | 
| 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. | 
| (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. | 
| 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. |