| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Chippewa Falls,
                WI Chippewa Co. United States | Parkland Dr. / Cottage Ln. (44.95369, -91.35110) | Traffic Calming Circle Existing | All-Way Yield None | 3 Approaches 0 Driveways 22.8600 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Earth. | 
| Scottsdale,
                AZ Maricopa Co. United States | E. Via Linda / E. San Rafael Dr. (33.56711, -111.89565) | Traffic Calming Circle Existing | Unknown Unknown | 0 Approaches 0 Driveways 18.2880 | Other (At-Grade) Single-Lane | ICD estimated from Google Earth. | |
| Brighton,
                CO Adams Co. United States | Pelican St. / (unknown) (39.97597, -104.74867) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Earth. | 
| Santa Ana,
                CA Orange Co. United States | South Pacific Ave. / Willits St. (33.73994, -117.88808) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 13.7160 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2018). ICD estimated from Google Earth. | 
| Naples,
                FL Collier Co. United States | 7th St. N. / 11th Ave. N. (26.15712, -81.79420) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 13.7160 | Other (At-Grade) Single-Lane | 1996 | Installed for traffic calming. Painted splitter islands. Detailed traffic volume, speed data available. ICD estimated from Google Earth. | 
| San Diego,
                CA San Diego Co. United States | Bird Rock Ave. / Chelsea Ave. (32.81540, -117.27162) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 13.7160 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Earth. | 
| Naples,
                FL Collier Co. United States | 7th St. N. / 12th Ave. N. (26.15734, -81.79282) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 13.7160 | Other (At-Grade) Single-Lane | 1996 | Installed for traffic calming. Detailed traffic volume, speed data available. ICD estimated from Google Earth. | 
| Laurinburg,
                NC Scotland Co. United States | US 501 Business (Johns Rd.) / Lauchwood Dr. (34.75125, -79.46361) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2011 | Year Completed estimated (2009-2011). ICD estimated from Google Maps linework. | 
| Southfield,
                MI Oakland Co. United States | Winchester St. / Devonshire St. (42.49321, -83.25204) | Roundabout Existing | All-Way Yield None | 3 Approaches 2 Driveways 23.1648 | Other (At-Grade) Single-Lane | 2019 | https://www.cityofsouthfield.com/Portals/0/docs/Public%20Works/Roundabout%20FAQ_Section%2015%20Phase%20II.pdf ICD estimated from Google Maps linework. | 
| Manteo,
                NC Dare Co. United States | SR 1128 (Sir Walter Raleigh St.) / SR 1130 (Bideford St.) (35.90418, -75.67849) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | 2009 | Painted splitter islands. | 
| Leland,
                NC Brunswick Co. United States | Compass Pointe East Wynd / Oak Bridge Way (34.27060, -78.08616) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Leland,
                NC Brunswisk Co. United States | Compass Pointe East Wynd / Bearing Wynd (34.27487, -78.08305) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Wilmington,
                NC New Hanover Co. United States | Kornegay Ave. / McClammy St. (34.25321, -77.91018) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 16.7640 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2003 | |
| Leland,
                NC Brunswick Co. United States | W Gate Dr. / Ploof Rd. Extension (34.20921, -78.01485) | Roundabout Existing | All-Way Yield None | 4 Approaches 1 Driveways 67.0560 | Other (At-Grade) Single-Lane | 2008 | |
| Ogden,
                NC New Hanover Co. United States | Anchors Bend Way / Aloft Way (34.25991, -77.78470) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2008 | |
| Ogden,
                NC New Hanover Co. United States | Anchors Bend Way / Stoneybrook Rd. (34.26204, -77.78666) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2008 | |
| Wilmington,
                NC New Hanover Co. United States | Gallery Park Blvd. / Dusty Miller Ln. (34.17887, -77.91684) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2016 | No splitter island on one leg. | 
| Wilmington,
                NC New Hanover Co. United States | Gallery Park Blvd. / Stonecrop Dr. (34.17881, -77.91996) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2016 | No splitter island on one leg. | 
| Wilmington,
                NC New Hanover Co. United States | McCarley Blvd. / Belfairs Dr. / Appleton Way (34.16413, -77.91835) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2008 | |
| Wilmington,
                NC New Hanover Co. United States | Pine Hollow Dr. / (Driveway Access Road) (34.16017, -77.90219) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2005 | |
| Wilmington,
                NC New Hanover Co. United States | Pine Hollow Dr. / Mcginnis Ln. (34.16052, -77.90495) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2005 | |
| Wilmington,
                NC New Hanover Co. United States | Sikes Ln. / Pine Hollow Dr. (34.15908, -77.90745) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2008 | |
| Wilmington,
                NC New Hanover Co. United States | Brevard Dr. / Olmstead Ln. / Ullswater Ln. (34.23926, -77.83636) | Other Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | 2005 | No splitter islands; pedestrian access to central island. | 
| Scotts Hill,
                NC New Hanover Co. United States | Scotts Hill Medical Dr. / NHRMC ER Driveway (34.31484, -77.76922) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | Painted splitter island on one leg, no splitter islands on others. | |
| Troy,
                AL Pike Co. United States | University Ave. / Luther Dr. (31.79906, -85.95933) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2010-2011). Luther Dr is called International Blvd on Google Maps. ICD estimated from Google Earth. | 
| Troy,
                AL Pike Co. United States | McKinley Dr. / Luther Dr. (31.80401, -85.95713) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2010 | Painted splitter islands on three legs; no splitter island on southeast leg. Year Completed estimated (2010-2011). Google Maps claims this is the intersection of International Blvd and Veterans Memorial Dr. ICD estimated from Google Earth. | 
| 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. | 
| Brighton,
                MI Livingston Co. United States | Village Place Blvd. / Green Oak Ave. (42.50698, -83.75462) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | ICD estimated from Google Earth. | 
| Seattle,
                WA King Co. United States | 61st Ave. S / S Norfolk St. (47.51337, -122.25705) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2006 | |
| 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. | 
| Flagstaff,
                AZ Coconino Co. United States | S Woody Mountain Rd. / W Presidio Dr. (35.18308, -111.69266) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2006-2007). | 
| Bridal Falls,
                BC Fraser Valley Regional District Canada | Hwy 9 / Yale Road East (49.18523, -121.76500) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2004 | Completed October 29, 2004. | 
| Noblesville,
                IN Hamilton Co. United States | Harrell Pkwy. / Hoard Dr. (39.99274, -85.93010) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-Lane | 2007 | http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 | 
| Plainfield,
                IN Hendricks Co. United States | Center St. / Hadley Rd. (39.67456, -86.38951) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 ICD estimated from Google Maps linework. | 
| Plainfield,
                IN Hendricks Co. United States | Center St. / Reeves Rd. (39.68183, -86.38995) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2008 | http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 | 
| Paris,
                Ile-de-France Paris France | Place Charles de Gaulle (48.87336, 2.29558) | Other Existing | Unknown Unknown | 12 Approaches 0 Driveways 160.0000 | Other (At-Grade) Multilane (3+ Lane) | ||
| Gainesville,
                FL Alachua Co. United States | SE 7th St. / SE 4th Ave. (29.64824, -82.31792) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 18.2880 | Other (At-Grade) Single-Lane | 1992 | Pedestrian crossings within circulatory roadway. Completed April 1992. | 
| Carmel,
                IN Hamilton Co. United States | Old Meridian St. / US 31 SB Ramps (39.98504, -86.14209) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2014 | |
| Carmel,
                IN Hamilton Co. United States | Old Meridian St. / US 31 NB Ramps (39.98429, -86.14154) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2015 | |
| Carmel,
                IN Hamilton Co. United States | Old Meridian St. / W Smokey Row Rd. (39.98359, -86.14087) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | E 116th St. / Gray Rd. (39.95665, -86.08932) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | |
| Carrboro,
                NC Orange Co. United States | Smith Level Rd. / Rock Haven Rd. (35.89168, -79.07975) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2015 | Year Completed estimated (2015-2016). | 
| Winston-Salem,
                NC Forsyth Co. United States | Salem Ave. / City Yard Dr. (36.08738, -80.23659) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | |
| Dothan,
                AL Houston Co. United States | Campbellton Hwy. / Southgate Rd. (31.18216, -85.40940) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2016 | |
| Prince George,
                BC Fraser-Fort George Region Canada | Cameron St. / N. Neechako Rd. (53.92850, -122.76743) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.0000 | Other (At-Grade) Single-Lane | 2009 | Completed August 2009. http://www.city.pg.bc.ca/city_services/transportation/cameronstreetbridge/ | 
| Carrington,
                ND Foster Co. United States | US 281 / US 52 / ND 200 / 4th Ave. N (47.45733, -99.11727) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 60.9600 | Other (At-Grade) Single-Lane | 2016 | |
| Bismarck,
                ND Burleigh Co. United States | Lincoln Rd. / 66th St. SE (46.76551, -100.68939) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2016 | |
| Bismarck,
                ND Burleigh Co. United States | Lincoln Rd. / 52nd St. SE (46.76552, -100.71053) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2016 | |
| Vacaville,
                CA Solano Co. United States | Vanden Rd. / Leisure Town Rd. (38.31717, -121.94312) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2017 | Added lane right-turn bypass lanes on west and south legs. | 
| Columbus,
                OH Franklin Co. United States | N Hamilton Rd / Parc Dr. (40.03180, -82.86552) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | |
| Monterey,
                CA Monterey Co. United States | SR 68 / SR 1 SB Off-Ramp / 17 Mile Dr. (36.57529, -121.91281) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | |
| Monterey,
                CA Monterey Co. United States | 17 Mile Dr. / SR 1 SB On-Ramp (36.57448, -121.91295) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 28.9560 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | Raindrop shape. Right-turn-only lane on west leg. | 
| Ridgefield,
                WA Clark Co. United States | NW 319th St. / I-5 SB Ramps (45.85163, -122.70380) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | Part of Ilani Casino interchange project. | 
| Ridgefield,
                WA Clark Co. United States | NW La Center Rd. / I-5 NB Ramps (45.85214, -122.70160) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | Part of Ilani Casino interchange project. | 
| Lafayette,
                CA Contra Costa Co. United States | Olympic Blvd. / Pleasant Hill Rd. (37.88604, -122.09300) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2017 | Yield-controlled right-turn bypass lanes on north and east legs. Painted splitter island on south leg. | 
| Cashmere,
                WA Chelan Co. United States | N Division St. / Cottage Ave. (47.52214, -120.46999) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2015 | Open October 2015. | 
| Kelso,
                WA Cowlitz Co. United States | SR 432 / Old Hwy 99 / I-5 NB Ramps / Kelso Dr. (46.10491, -122.87586) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0040 | Freeway Ramps (Grade-Separated) Single-Lane | 2015 | Open August 2015. Elliptical shape. ICD = approximately 110 ft x 100 ft. | 
| Mulvane,
                KS Sumner Co. United States | E 119th St. connector / (casino access) / I-35 NB Ramps (Kansas Turnpike) (37.47198, -97.32102) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 70.1040 | Freeway Ramps (Grade-Separated) Single-Lane | 2011 | Open December 2011. | 
| Mulvane,
                KS Sumner Co. United States | E 119th St. connector / (casino access) / I-35 SB Ramps (Kansas Turnpike) (37.47137, -97.32445) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 70.1040 | Freeway Ramps (Grade-Separated) Single-Lane | 2011 | Open December 2011. | 
| Conway,
                AR Faulkner Co. United States | Bruce St. / (unknown) (35.08250, -92.42927) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2017 | |
| Covington,
                GA Newton Co. United States | US 278-GA 12 / GA 142 (33.59255, -83.79277) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 66.6560 | Other (At-Grade) Unknown | 2018 | ICD estimated from Google Maps linework. | 
| West Baraboo,
                WI Sauk Co. United States | Linn St. / US 12 WB Ramps (43.47482, -89.77414) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | 2 new roundabouts at ramp terminals on new bypass project. | 
| Baraboo,
                WI Sauk Co. United States | CR W / US 12 WB Ramps (43.45996, -89.77719) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Freeway Ramps (Grade-Separated) Single-Lane | 2014 | 2 new roundabouts at ramp terminals on new bypass project. | 
| West Baraboo,
                WI Sauk Co. United States | Linn St. / US 12 EB Ramps (43.47476, -89.77598) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | 2 new roundabouts at ramp terminals on new bypass project. | 
| Baraboo,
                WI Sauk Co. United States | CR W / US 12 EB Ramps (43.46004, -89.77893) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | 2 new roundabouts at ramp terminals on new bypass project. | 
| Baraboo,
                WI Sauk Co. United States | South Blvd. / South Pkwy. (43.46312, -89.74615) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2016 | Year Completed estimated (2014-2017). | 
| Lower Rattlesnake,
                MT Missoula Co. United States | N Van Buren St. / I-90 WB Ramps (46.87078, -113.98082) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 36.7424 | Freeway Ramps (Grade-Separated) Unknown | 2018 | Completed summer 2018. ICD estimated from Google Maps linework. | 
| Mandeville,
                LA St. Tammany Par. United States | LA-59 / Sharp Rd. / Pineview Rd. (30.39668, -90.04326) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.1461 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2019 | Video with aerial view here: https://wgno.com/2019/05/24/new-hwy-59-roundabout-in-mandeville-opening-to-traffic/ ICD estimated from Google Maps linework. | 
| Lennoxville,
                QC Sherbrooke Canada | Rte 108 (Rue College) / Chemin Glenday (45.36727, -71.83398) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 43.6325 | Other (At-Grade) Single-Lane | 2019 | ICD estimated from Google Maps linework. | 
| Slidell,
                LA St. Tammany Par. United States | Town Center Pkwy. / Levis Ln. / N Town Center Blvd. (30.26958, -89.75986) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.4803 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | Unusual striping in northeast quadrant of circulatory roadway. ICD estimated from Google Maps linework. | 
| Bend,
                OR Deschutes Co. United States | SW Reed Market Dr. / SW Bond St. / SW Brookswood Blvd. (44.04047, -121.31678) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2003 | |
| Clarkdale,
                AZ Yavapai Co. United States | Scenic Dr. / Alamos Dr. (34.74635, -112.04608) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2012 | Year Completed estimated (2011-2012). Initially completed with painted splitter islands. Raised splitter islands added 2012-2014. | 
| Cottonwood,
                AZ Yavapai Co. United States | Camp Verde Bridgeport Hwy (AZ 260) / Camino Real / E Thousand Trails Rd. (34.66105, -111.96492) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 70.1040 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | https://azdot.gov/adot-news/state-route-260-project-homestretch-completion-fall | 
| Camp Verde,
                AZ Yavapai Co. United States | Camp Verde Bridgeport Hwy (AZ 260) / N Aultman Pkwy. (34.62859, -111.93376) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 70.1040 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | https://azdot.gov/adot-news/state-route-260-project-homestretch-completion-fall | 
| Cottonwood,
                AZ Yavapai Co. United States | Camp Verde Bridgeport Hwy (AZ 260) / E Coury Dr. / Hayfield Draw Dr. (34.65163, -111.95746) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 70.1040 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | https://azdot.gov/adot-news/state-route-260-project-homestretch-completion-fall | 
| Camp Verde,
                AZ Yavapai Co. United States | Camp Verde Bridgeport Hwy (AZ 260) / (unknown) (34.62054, -111.92272) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 70.1040 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | https://azdot.gov/adot-news/state-route-260-project-homestretch-completion-fall | 
| Scottsdale,
                AZ Maricopa Co. United States | N 124th St. / E Cactus Rd. (33.59690, -111.81336) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 25.9080 | Other (At-Grade) Single-Lane | 2015 | |
| Tempe,
                AZ Maricopa Co. United States | Rio Salado Pkwy / S Ash Ave. (33.42935, -111.94276) | Roundabout Existing | All-Way Yield At-grade Rail Crossing Signal/Beacon | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2020 | Tempe Street Car crossing through the middle. https://www.tempe.gov/government/engineering-and-transportation/transportation/streets-signals-traffic/roundabouts/first-st-ash-ave-rio-salado-pkwy-roundabout | 
| 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 | |
| Gainesville,
                FL Alachua Co. United States | SW 77th Ave. / SW 85th Dr. / SW 78th Ln. (29.58316, -82.43249) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2005 | Year Completed estimated (2004-2005). | 
| Homestead,
                FL Miami-Dade Co. United States | SW 152nd Ave. W / NE 9th Ct. (25.47867, -80.44219) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2007-2009). [Google Maps says it's NE 10th Ct] | 
| Jacksonville,
                FL Duval Co. United States | W Independent Dr. / S Laura St. (30.32553, -81.65970) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2010 | Laura St and one leg of Independent Dr were converted to two-way from one-way. | 
| Irvine,
                CA Orange Co. United States | (parking lot) (33.63050, -117.72818) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-Lane | ||
| Irvine,
                CA Orange Co. United States | Protocol / (parking lot) (33.63098, -117.73184) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | ||
| Rancho Santa Margarita,
                CA Orange Co. United States | Auto Center Dr. / (parking lot) (33.64100, -117.60714) | Other Existing | Other Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Mix of uncontrolled and stop-signs | |
| Aliso Viejo,
                CA Orange Co. United States | Antares / (parking lot) (33.58578, -117.73300) | Other Existing | Uncontrolled Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Aliso Viejo,
                CA Orange Co. United States | Woodcrest Ln. / Alder Dr. (33.58374, -117.73886) | Other Existing | All-Way Stop Unknown | 3 Approaches 1 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Kissimmee,
                FL Osceola Co. United States | Dyer Blvd. / Eagle's Reserve Blvd. (28.34353, -81.43096) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | |
| La Quinta,
                CA Riverside Co. United States | Eisenhower Dr. / Calle Sinaloa (33.67254, -116.30801) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2014 | Elliptical shape. ICD = 125 ft x 105 ft. Year Completed estimated (2013-2014). | 
| Palm Desert,
                CA Riverside Co. United States | Avenue of the States / California Dr. / Michigan Dr. (33.74085, -116.30647) | Other Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2016 | Parallel parking along circulatory roadway. Year Completed estimated (2015-2016). | 
| Palm Desert,
                CA Riverside Co. United States | College Dr. / Pacific Ave. (33.78350, -116.36543) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2006-2009). | 
| Palm Desert,
                CA Riverside Co. United States | College Dr. / Technology Dr. (33.78010, -116.35956) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2006-2009). | 
| Palm Desert,
                CA Riverside Co. United States | College Dr. / University Park Dr. (33.77712, -116.35736) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2006-2009). | 
| Las Vegas,
                NV Clark Co. United States | Griffith Peak Dr. / Spruce Goose St. (36.15689, -115.32864) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2005 | |
| Las Vegas,
                NV Clark Co. United States | W Park Run Dr. / Canyon Pointe (36.16153, -115.33394) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2002 | Year Completed estimated (before 2003). | 
| Las Vegas,
                NV Clark Co. United States | S Pavilion Center Dr. / Orchard Park Dr. (36.15444, -115.33080) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Completed initially with only 2 legs; 3rd leg added 2017. | 
| Las Vegas,
                NV Clark Co. United States | S Pavillion Center Dr. / Oval Park Dr. (36.15207, -115.33082) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | Next to baseball stadium. Completed initially with only 3 legs; 4th leg added 2019. | 
| Las Vegas,
                NV Clark Co. United States | Summerlin Centre Dr. / Sagemont Dr. / Cape Cod Landing Dr. / Carleton Mills Dr. (36.15376, -115.34035) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2005 | Year Completed estimated (2005-2006). | 
| Las Vegas,
                NV Clark Co. United States | Plaza Centre Dr. / Sagemont Dr. (36.15634, -115.34419) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2006 | One leg has no splitter island. Year Completed estimated (2005-2006). | 
| Las Vegas,
                NV Clark Co. United States | Park Vista Dr. / Vista Center Dr. / Vista Run Dr. (36.16161, -115.34478) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.2920 | Other (At-Grade) Single-Lane | 2003 | Clock tower in central island. |