| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Plain City,
                OH Union Co. United States | Hyland-Croy Rd. / Wells Rd. (40.17354, -83.18698) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.8529 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| Dublin,
                OH Franklin Co. United States | Brand Rd. / Avery Rd. (40.12997, -83.15916) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.8739 | Other (At-Grade) Single-Lane | 2017 | https://dublinohiousa.gov/newsroom/averybrand-roundabout-traffic-pattern-change ICD estimated from Google Maps linework. | 
| Hamilton,
                OH Butler Co. United States | Hamilton Mason Rd. / Hamilton Enterprise Park Dr. / Gilmore Rd. (39.37927, -84.51743) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.6196 | Other (At-Grade) Single-Lane | 2019 | Existing Gilmore Road was relocated to align with existing Hamilton Enterprise Park Dr. A single-lane modern roundabout with 150' inscribed diameter. ICD estimated from Google Maps linework. | 
| Liberty Township,
                OH Butler Co. United States | Carriage House Blvd. / Thoroughbred Ln. / Winner Circle Dr. (39.39434, -84.45087) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0730 | Other (At-Grade) Single-Lane | 2014 | ICD estimated from Google Maps linework. | 
| West Chester Township,
                OH Butler Co. United States | Civic Centre Blvd. / Water Front Dr. / Bass Pro Dr. (39.31600, -84.42671) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.5044 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Fairfield,
                OH Butler Co. United States | Seward Rd. / Essex Orchard Station Dr. (39.31580, -84.49502) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 22.1763 | Other (At-Grade) Single-Lane | 1997 | Year Completed estimated (1994-2000). ICD estimated from Google Maps linework. | 
| Fairfield,
                OH Butler Co. United States | Seward Rd. / Kohn Dr. (39.31476, -84.49520) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 20.3285 | Other (At-Grade) Single-Lane | 1997 | Little deflection for northbound through movement. Year Completed estimated (1994-2000). ICD estimated from Google Maps linework. | 
| Greenville,
                SC Greenville Co. United States | Verdae Blvd. / Parallel Pkwy. (34.83218, -82.31695) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.0366 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2019 | https://www.wyff4.com/article/new-roundabout-opens-on-verdae-boulevard-1562030595/28253909# ICD estimated from Google Maps linework. | 
| Greenville,
                SC Greenville Co. United States | Parallel Pkwy. / Ketron Ct. (34.83164, -82.31488) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.3121 | Other (At-Grade) Single-Lane | 2019 | https://gvltoday.6amcity.com/parallel-parkway-greenville-sc/ ICD estimated from Google Maps linework. | 
| Greenville,
                SC Greenville Co. United States | Parallel Pkwy. / Green Heron Rd. (34.83023, -82.31319) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.2734 | Other (At-Grade) Single-Lane | 2019 | https://gvltoday.6amcity.com/parallel-parkway-greenville-sc/ ICD estimated from Google Maps linework. | 
| West Palm Beach,
                FL Palm Beach Co. United States | 31st St. / S Terrace Dr. (26.74238, -80.06161) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 42.6633 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| West Palm Beach,
                FL Palm Beach Co. United States | 30th St. / S Terrace Dr. (26.74098, -80.06165) | Traffic Calming Circle Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 53.3297 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| West Palm Beach,
                FL Palm Beach Co. United States | 30th St. / Greenwood Ave. (26.74092, -80.05948) | Traffic Calming Circle Existing | Other Unknown | 4 Approaches 0 Driveways 44.7970 | Other (At-Grade) Single-Lane | Two-way yield. ICD estimated from Google Maps linework. | |
| West Palm Beach,
                FL Palm Beach Co. United States | 44th St. / N Terrace Dr. (26.75239, -80.06297) | Traffic Calming Circle Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 15.9973 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Lithia,
                FL Hillsborough Co. United States | Village Center Dr. / Circa Fishhawk Blvd. (27.85103, -82.25373) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.7355 | Other (At-Grade) Single-Lane | 2010 | Right-turn-only lane on northwest leg. Year Completed estimated (2009-2010). ICD estimated from Google Maps linework. | 
| Lithia,
                FL Hillsborough Co. United States | Village Center Dr. / Barrington Stowers Dr. (27.84913, -82.25525) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.8481 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2009-2010). ICD estimated from Google Maps linework. | 
| Lithia,
                FL Hillsborough Co. United States | Village Center Dr. / Slate Rock Way (27.84752, -82.25608) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.5685 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2009-2010). ICD estimated from Google Maps linework. | 
| Lithia,
                FL Hillsborough Co. United States | Mosaic Dr. / Circa Crossing Dr. (27.85155, -82.26072) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.7353 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2009-2010). ICD estimated from Google Maps linework. | 
| Lithia,
                FL Hillsborough Co. United States | Mosaic Dr. / Boyette Rd. / Barrington Stowers Dr. (27.85004, -82.26093) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.7918 | Other (At-Grade) Single-Lane | 2011 | Year Completed estimated (2011-2012). ICD estimated from Google Maps linework. | 
| Lithia,
                FL Hillsborough Co. United States | Spector Rd. / Skytop Dr. (27.85130, -82.25642) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 17.9517 | Other (At-Grade) Single-Lane | No splitter islands. ICD estimated from Google Maps linework. | |
| Fish Hawk,
                FL Hillsborough Co. United States | Osprey Glen Dr. / Tanagerside Rd. / Dorman Rd. (27.84523, -82.22948) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.6252 | Other (At-Grade) Single-Lane | No splitter islands. ICD estimated from Google Maps linework. | |
| Fish Hawk,
                FL Hillsborough Co. United States | Fishhawk Crossing Blvd. / Parkset Dr. / Osprey Ridge Dr. / Churchside Dr. (27.83977, -82.21606) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 71.8144 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Fish Hawk,
                FL Hillsborough Co. United States | Fishhawk Crossing Blvd. / Churchside Dr. (27.84736, -82.21205) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2006 | |
| Apollo Beach,
                FL Hillsborough Co. United States | Covington Stone Ave. / Nottinghill Sky Dr. / Brighton Park Dr. / Monarch Park Dr. / Somerset Garden Way (27.78024, -82.36498) | Other Existing | All-Way Yield None | 5 Approaches 0 Driveways 118.3473 | Other (At-Grade) Single-Lane | Pedestrian access in central island. ICD estimated from Google Maps linework. | |
| Apollo Beach,
                FL Hillsborough Co. United States | Covington Garden Dr. / Parkshore Dr. (27.76997, -82.37008) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.5896 | Other (At-Grade) Single-Lane | 2015 | Elliptical shape. ICD estimated from Google Maps linework. | 
| Riverview,
                FL Hillsborough Co. United States | Pradera Reserve Blvd. / Palmera Vista Dr. (27.79421, -82.28690) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.6007 | Other (At-Grade) Single-Lane | 2014 | Fourth leg added 2018. ICD estimated from Google Maps linework. | 
| Riverview,
                FL Hillsborough Co. United States | Dorado Shores Ave. / Triple Creek Blvd. (27.79803, -82.27133) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 54.9380 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Riverview,
                FL Hillsborough Co. United States | Big Bend Rd. / Boggy Creek Dr. (27.80313, -82.26919) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 55.9918 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Riverview,
                FL Hillsborough Co. United States | Silton Peace Dr. / Newgate Crest Dr. (27.81114, -82.30988) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.6912 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| New Tampa,
                FL Hillsborough Co. United States | Wild Tamarind Dr. / Pigeon Plum Way (28.16206, -82.31098) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.6411 | Other (At-Grade) Single-Lane | 2010 | Original traffic circle built 2007. Converted to roundabout from stop-controlled traffic circle in 2009-2010. Truck apron added 2014. Painted splitter islands. ICD estimated from Google Maps linework. | 
| New Tampa,
                FL Hillsborough Co. United States | Mistflower Ln. / Paddock View Dr. (28.16341, -82.29946) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.8524 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Beach Park,
                FL Hillsborough Co. United States | Swann Circle (27.93766, -82.52013) | Other Existing | All-Way Yield None | 6 Approaches 0 Driveways 141.3886 | Other (At-Grade) Single-Lane | Park in central island. ICD estimated from Google Maps linework. | |
| Irvine,
                CA Orange Co. United States | Ridge Valley / Cadence (33.68492, -117.73941) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.7272 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | Year Completed estimated (2014-2015). ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | Bosque / Cadence (33.68264, -117.73218) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.7654 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | Great Park Blvd / Bosque (33.67833, -117.73658) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 46.7122 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | Cadence / Bosque / Hornet (33.67686, -117.74126) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.7680 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Orange County Great Park,
                CA Orange Co. United States | Ridge Valley / Pavillion Park (33.69527, -117.72962) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 54.6525 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | Spectrum / Prism (33.65335, -117.75074) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 33.8016 | Unknown Single-Lane | ICD estimated from Google Maps linework. | |
| Irvine,
                CA Orange Co. United States | (parking lots) (33.68731, -117.84953) | Traffic Calming Circle Existing | Other Unknown | 4 Approaches 0 Driveways 12.9191 | Other (At-Grade) Single-Lane | Stop control on three legs, uncontrolled on fourth. ICD estimated from Google Maps linework. | |
| Irvine,
                CA Orange Co. United States | Park Plaza / (unknown) (33.67835, -117.83933) | Other Existing | Other Unknown | 3 Approaches 0 Driveways 30.8102 | Other (At-Grade) Multilane (2 Lane, unspecified) | Stop-controlled on two legs, uncontrolled on third. Concentric circulatory roadway striping. ICD estimated from Google Maps linework. | |
| Irvine,
                CA Orange Co. United States | Buena Vista / Via Lucca (33.66724, -117.85014) | Other Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 17.8921 | Unknown Single-Lane | ICD estimated from Google Maps linework. | |
| University of California-Irvine,
                CA Orange Co. United States | Arroyo Vista (33.64682, -117.82563) | Other Existing | Other Unknown | 3 Approaches 0 Driveways 40.7639 | Other (At-Grade) Single-Lane | No splitter islands. Stop control on one leg. ICD estimated from Google Maps linework. | |
| Florence,
                AL Lauderdale Co. United States | S Royal Ave. / Huntsville Rd. (34.80366, -87.65835) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 65.7055 | Other (At-Grade) Single-Lane | 2019 | https://www.waaytv.com/content/news/Florences-first-roundabout-is-open-514219251.html ICD estimated from Google Maps linework. | 
| West Chester Township,
                OH Butler Co. United States | Circle Dr. / Roberts Way (39.31882, -84.42234) | Other Existing | Other None | 4 Approaches 0 Driveways 32.3390 | Other (At-Grade) Single-Lane | 2004 | Stop control on two legs; yield vontrol on two legs. No splitter islands on three legs. Pedestrian access to central island. ICD estimated from Google Maps linework. | 
| Tahoe City,
                CA Placer Co. United States | SR 89 / W River Rd. (39.16425, -120.14919) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.2623 | Other (At-Grade) Single-Lane | 2019 | https://flh.fhwa.dot.gov/projects/ca/truckee/ ICD estimated from Google Maps linework. | 
| Tahoe City,
                CA Placer Co. United States | SR 89 / W Lake Blvd. (39.16291, -120.14444) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.9671 | Other (At-Grade) Single-Lane | 2019 | https://flh.fhwa.dot.gov/projects/ca/truckee/ ICD estimated from Google Maps linework. | 
| McMinnville,
                OR Yamhill Co. United States | NW Hill Rd. / NW Wallace Rd. (45.21798, -123.22773) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.6042 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2017-2019). ICD estimated from Google Maps linework. | 
| St. Louis,
                MO St. Louis City Co. United States | Tower Grove Ave. / I-64 EB Off-Ramp (38.63045, -90.25538) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5879 | Freeway Ramps (Grade-Separated) Single-Lane | 2014 | ICD estimated from Google Maps linework. | 
| St. Louis,
                MO St. Louis City Co. United States | Gratiot St. / S 13th St. (38.62104, -90.20242) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 33.5923 | Other (At-Grade) Single-Lane | No splitter islands. ICD estimated from Google Maps linework. | |
| Oak Harbor,
                WA Island Co. United States | SR 20 / Banta Rd. / Northgate Dr. (48.36934, -122.65300) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.1501 | Other (At-Grade) Single-Lane | 2019 | https://www.flickr.com/photos/wsdot/48127337916 ICD estimated from Google Maps linework. | 
| Rock Hill,
                SC York Co. United States | Constitution Blvd. / Columbia Ave. / White St. (34.93625, -81.03603) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.0385 | Other (At-Grade) Single-Lane | 2016 | Free-flowing right-turn bypass lane on west leg. Completed in Dec 2016. ICD estimated from Google Maps linework. | 
| Aston Township,
                PA Delaware Co. United States | Crozerville Rd. / Birney Hwy. (39.88092, -75.45703) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.3261 | Other (At-Grade) Unknown | 2019 | https://astontownship.net/2019/01/ ICD estimated from Google Maps linework. | 
| Derby,
                KS Sedgwick Co. United States | High Park Dr. / James St. (37.55547, -97.22664) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.6601 | Other (At-Grade) Single-Lane | 2009 | Wide circulatory roadway with no truck apron; minimal splitter islands. One-stage pedestrian crossing on north leg. Year Completed estimated (2008-2010). ICD estimated from Google Maps linework. | 
| Derby,
                KS Sedgwick Co. United States | E Tall Tree Rd. / N Triple Creek Dr. (37.57012, -97.25731) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.5452 | Other (At-Grade) Single-Lane | 2004 | One-stage pedestrian crossings on all legs. Wide circulatory roadway with no truck apron. ICD estimated from Google Maps linework. | 
| Andover,
                KS Butler Co. United States | Cloud Ave. / Plaza St. (37.67840, -97.13040) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.5365 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2008-2010). ICD estimated from Google Maps linework. | 
| Wichita,
                KS Sedgwick Co. United States | E 19th St. / Chateau Pkwy. (37.71900, -97.21668) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.9553 | Other (At-Grade) Single-Lane | 2007 | One-stage pedestrian crossing on west leg. Year Completed estimated (2006-2008). ICD estimated from Google Maps linework. | 
| Wichita,
                KS Sedgwick Co. United States | Oak Creek Pkwy. / E 19th St. (37.71800, -97.21104) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.2320 | Other (At-Grade) Single-Lane | 2005 | Year Completed estimated (2005-2006). ICD estimated from Google Maps linework. | 
| Westfield,
                IN Hamilton Co. United States | W 146th St. / Shelborne Rd. (39.99915, -86.22175) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2019 | |
| Carmel,
                IN Hamilton Co. United States | E 96th St. / Keystone Pkwy. SB Ramps (39.92691, -86.11276) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 40.2990 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2019 | ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | E 96th St. / Keystone Pkwy. NB Ramps (39.92691, -86.11185) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 39.3832 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2019 | ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | E 96th St. / Delegates Row (39.92687, -86.09948) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways 28.3925 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2019 | ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | W Main St. / N Guilford Rd. (39.97815, -86.14109) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 31.1168 | Other (At-Grade) Single-Lane | 2019 | http://carmellink.com/project.php?title=Guilford%20Road%20and%20Main%20Street%20Roundabout ICD estimated from Google Maps linework. | 
| Wichita,
                KS Sedgwick Co. United States | Silver Fox / (unknown) (37.74545, -97.45779) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.1096 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2008-2010). ICD estimated from Google Maps linework. | 
| Wichita,
                KS Sedgwick Co. United States | Silver Fox / (parking lot) (37.74506, -97.45306) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.0542 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2008-2010). ICD estimated from Google Maps linework. | 
| Milton,
                GA Fulton Co. United States | Morris Rd. / Webb Rd. (34.09740, -84.25961) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.6372 | Other (At-Grade) Single-Lane | 2018 | Painted splitter islands on three legs. http://miltonintersectionprojects.com/morris-road/ ICD estimated from Google Maps linework. | 
| Milton,
                GA Fulton Co. United States | Freemanville Rd. / Providence Rd. (34.11952, -84.33004) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.5162 | Other (At-Grade) Single-Lane | 2019 | https://issuu.com/appen-inc/docs/mh_050919_40web ICD estimated from Google Maps linework. | 
| Garner,
                NC Wake Co. United States | Shenstone Blvd. / Carillon Dr. (35.69324, -78.58185) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 32.0092 | Other (At-Grade) Single-Lane | 2003 | Located in White Oak Crossing strip mall. Under construction June, 2002 per Google Earth. ICD estimated from Google Maps linework. | 
| LaGrange,
                GA Troup Co. United States | Country Club Rd. / Hills and Dales Farm Rd. (33.05857, -85.06107) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.0393 | Other (At-Grade) Unknown | 2019 | https://www.wrbl.com/news/new-roundabout-opens-in-lagrange/ ICD estimated from Google Maps linework. | 
| Fullerton,
                CA Orange Co. United States | E Wilshire Ave. / N Berkeley Ave. (33.87245, -117.91416) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 13.8828 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Richmond,
                VA Richmond City Co. United States | Idlewood Ave. / VA 195 EB Off-ramp (37.54200, -77.45536) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 26.5158 | Freeway Ramps (Grade-Separated) Single-Lane | 2018 | http://www.richmondgov.com/PublicWorks/documents/press20180209_NewIdlewoodRoundaboutAffordsEasierAccessToVCU.pdf ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | Nimitz / (parking lot) (33.69345, -117.76722) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 127.1939 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Irvine,
                CA Orange Co. United States | (parking lot) (33.63547, -117.74130) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 97.4485 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Irvine,
                CA Orange Co. United States | (parking lot) (33.63549, -117.73963) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 75.5723 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Irvine,
                CA Orange Co. United States | Great Park Blvd. / Skyhawk (33.67019, -117.73276) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 43.7347 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | Cadence / Pusan Way (33.67736, -117.72078) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.7494 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2017-2018). ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | (parking lot) (33.64755, -117.73564) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 27.8385 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Irvine,
                CA Orange Co. United States | (parking lot) (33.64730, -117.73422) | Other Existing | All-Way Stop Unknown | 3 Approaches 0 Driveways 27.8386 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Irvine,
                CA Orange Co. United States | (parking lot) (33.67193, -117.83928) | Other Existing | Uncontrolled Unknown | 2 Approaches 0 Driveways 19.8790 | Other (At-Grade) Single-Lane | Entrance to parking structure. ICD estimated from Google Maps linework. | |
| Laguna Beach,
                CA Orange Co. United States | El Camino del Mar / Catalina St. / Los Robles (33.54006, -117.77910) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 28.8687 | Other (At-Grade) Single-Lane | 2015 | Painted splitter islands and temporary central island. Year Completed estimated (2015-2016). ICD estimated from Google Maps linework. | 
| Irvine,
                CA Orange Co. United States | (parking lot) (33.70786, -117.73995) | Other Existing | Uncontrolled Unknown | 2 Approaches 0 Driveways 23.8449 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Santa Ana,
                CA Orange Co. United States | Avenue of the Arts / (driveway) (33.69227, -117.88099) | Other Existing | Other None | 2 Approaches 1 Driveways 25.8366 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Yield control on major street, stop control on driveway. Year Completed estimated (2006-2007). ICD estimated from Google Maps linework. | 
| Costa Mesa,
                CA Orange Co. United States | (parking lot) (33.67119, -117.88177) | Other Existing | Uncontrolled Unknown | 3 Approaches 0 Driveways 169.9671 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Costa Mesa,
                CA Orange Co. United States | (parking lot) (33.67069, -117.87956) | Other Existing | Uncontrolled Unknown | 3 Approaches 0 Driveways 177.9198 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| West Hollywood,
                CA Los Angeles Co. United States | Rosewood Ave. / Westmount Dr. / N W Knoll Dr. (34.08019, -118.37773) | Other Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 34.6223 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| West Hollywood,
                CA Los Angeles Co. United States | N W Knoll Dr. / Westmount Dr. (34.08937, -118.37921) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 23.7384 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Lenoir City,
                TN Loudon Co. United States | Glenfield Dr. / Glenbrook Dr. (35.80347, -84.28974) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.8395 | Other (At-Grade) Single-Lane | 2005 | Fourth leg stubbed. Year Completed estimated (2004-2006). ICD estimated from Google Maps linework. | 
| Rockford,
                TN Blount Co. United States | Clayton Rd. / Pellissippi Pl. (35.80191, -83.93745) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.5267 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Fourth leg stubbed. Year Completed estimated (2008-2010). ICD estimated from Google Maps linework. | 
| Rockford,
                TN Blount Co. United States | Pellissippi Pl. / (parking lot) / (unknown) (35.80058, -83.93423) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.5588 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | Fourth leg stubbed. Year Completed estimated (2014-2016). ICD estimated from Google Maps linework. | 
| Rockford,
                TN Blount Co. United States | Pellissippi Pl. / (unknown) (35.79925, -83.93118) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2015 | Year Completed estimated (2014-2016). | 
| Knoxville,
                TN Knox Co. United States | Maloney Rd. / Dresser Rd. (35.90481, -83.95273) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.7937 | Other (At-Grade) Single-Lane | 2017 | https://lakemoor.org/alcoa-hwy-february-7-2017/ . ICD estimated from Google Maps linework. | 
| Knoxville,
                TN Knox Co. United States | Maloney Rd. SW / Alcoa Hwy. (US 129) SB Connector (35.90475, -83.95549) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.8263 | Other (At-Grade) Single-Lane | 2019 | https://www.tn.gov/tdot/projects/projects-region-1/sr-115-alcoa-highway-maloney-to-woodson/sr-115-alcoa-highway-maloney-to-woodson-timeline.html . ICD estimated from Google Maps linework. | 
| Knoxville,
                TN Knox Co. United States | Gleason Dr. SW / Wellsley Park Rd. SW (35.92329, -84.02883) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.3914 | Other (At-Grade) Single-Lane | 2000 | Year Completed estimated (1997-2002). Original two-lane circulatory roadway with concentric lane line. Striped out inner lane of circulatory roadway to make single-lane around 2014-2016. ICD estimated from Google Maps linework. | 
| Knoxville,
                TN Knox Co. United States | Bob Gray Rd. / Hickey Rd. / Mabry Hood Rd. (35.93396, -84.12904) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.0112 | Other (At-Grade) Single-Lane | 2014 | http://www.screamsfromtheporch.com/2014/05/roads-closed-due-to-roundabout-work.html . ICD estimated from Google Maps linework. | 
| Knoxville,
                TN Knox Co. United States | Bob Gray Rd. / Bob Kirby Rd. (35.93715, -84.11768) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 14.5050 | Other (At-Grade) Single-Lane | 2014 | http://www.screamsfromtheporch.com/2014/05/roads-closed-due-to-roundabout-work.html . ICD estimated from Google Maps linework. | 
| Aubrey,
                TX Denton Co. United States | Union Park Blvd. / Boardwalk Way (33.22802, -96.92455) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Single-Lane | 2015 | . | 
| Aubrey,
                TX Denton Co. United States | Union Park Blvd. / Fish Trap Rd. (33.23213, -96.92081) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2017-2018). | 
| Knoxville,
                TN Knox Co. United States | Midpark Rd. / Henson Rd. (35.96671, -84.01232) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.9325 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| Knoxville,
                TN Knox Co. United States | Midpark Rd. / (parking lot) (35.96348, -84.01397) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.0004 | Other (At-Grade) Single-Lane | 2003 | Fourth leg stubbed. ICD estimated from Google Maps linework. | 
| Helena,
                AL Shelby Co. United States | Hillsboro Pkwy. / Stonecreek Dr. (33.27785, -86.87083) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.9484 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2006-2010). ICD estimated from Google Maps linework. | 
| Chelsea,
                AL Shelby Co. United States | Chelsea Park Dr. / Chelsea Park Bend (33.34087, -86.58835) | Other Existing | Other None | 3 Approaches 0 Driveways 37.9149 | Other (At-Grade) Multilane (2 Lane, unspecified) | Circulatory roadway yields to eastbound entry. ICD estimated from Google Maps linework. |