| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Gorham,
                ME Cumberland Co. United States | Rte. 112 / Rte. 25 (43.67923, -70.46568) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.0054 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | ICD estimated from Google Maps linework. | 
| Caribou,
                ME Aroostook Co. United States | US 1 / Main St. (46.87866, -68.01031) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.7370 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Sanford,
                ME York Co. United States | Rte 109 (Main St.) / Rte 4 (Alfred Rd.-Country Club Rd.) (43.41111, -70.74237) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.2481 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Yield-controlled right-turn bypass lane on north leg. ICD estimated from Google Maps linework. | 
| Auburn,
                ME Androscoggin Co. United States | Turner St. / North Parking (44.12178, -70.23315) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.2930 | Other (At-Grade) Single-Lane | 2008 | Two right-turn bypass lanes. In shopping center. ICD estimated from Google Maps linework. | 
| Auburn,
                ME Androscoggin Co. United States | Turner St. / South Parking (44.11903, -70.23272) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.7239 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Right-turn bypass lane. In shopping center. ICD estimated from Google Maps linework. | 
| Biddeford,
                ME York Co. United States | (parking access) / (parking lot) (43.47416, -70.51186) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.3347 | Other (At-Grade) Single-Lane | 2007 | Separate right-turn lane on one approach. In shopping center. ICD estimated from Google Maps linework. | 
| Augusta,
                ME Kennebec Co. United States | Cony Circle (Rte. 9 / Rte. 100 / Rte. 17 / Rte. 105) (44.31622, -69.76796) | Roundabout Existing | Unknown Unknown | 5 Approaches 0 Driveways 55.5448 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Converted from old traffic circle to roundabout. Previously controlled by circle ICD estimated from Google Maps linework. | 
| Calais,
                ME Washington Co. United States | US 1 / Border Station Connection (45.16136, -67.29103) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.0012 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Augusta,
                ME Kennebec Co. United States | US 202 / Rte. 17 / Rte. 11 / Rte. 27 (44.31047, -69.77929) | Rotary Existing | Unknown Unknown | 5 Approaches 0 Driveways 71.7881 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Bangor,
                ME Penobscot Co. United States | Maine Ave. / Vermont Ave. / Texas Ave. (44.81051, -68.80379) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.8234 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Lingelstown,
                PA Dauphin Co. United States | Lingelstown Rd. / N. Mountain Rd. (40.34341, -76.79206) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 20.9367 | Other (At-Grade) Single-Lane | 2011 | Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| Lingelstown,
                PA Dauphin Co. United States | Lingelstown Rd. / Blue Mountain Pkwy. (40.34253, -76.79711) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.5782 | Other (At-Grade) Single-Lane | 2011 | Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| Campbelltown,
                PA Lebanon Co. United States | SR 117 / Northside Dr. (40.28457, -76.57339) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.8879 | Other (At-Grade) Single-Lane | 2011 | Yield-controlled right-turn bypass lane on north leg. ICD estimated from Google Maps linework. | 
| Rochester Township,
                PA Beaver Co. United States | SR 68 (Adams St.) / Brighton Ave. / Rhode Island Ave. (40.70171, -80.28525) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 78.7731 | Other (At-Grade) Single-Lane | 2011 | Oval shape. Replaced two closely spaced signalized intersections. ICD estimated from Google Maps linework. | 
| Truckee,
                CA Nevada Co. United States | Hwy 89 / Henness Rd. / Donner Pass Rd. (39.34103, -120.17220) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 52.6496 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Truckee,
                CA Nevada Co. United States | Prosser Dam Rd. / Henness Rd. (39.34961, -120.16790) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.5541 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Springfield,
                OR Lane Co. United States | S. 42nd Street / Jasper Rd. (44.03482, -122.96210) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.1932 | Other (At-Grade) Single-Lane | 2005 | Bike lanes are dropped/resumed at the roundabout using an eight foot wide “dust pan” style driveway that is oriented perpendicular to the street centerline. ICD estimated from Google Maps linework. | 
| Scaggsville,
                MD Howard Co. United States | MD 216 / Maple Lawn Blvd. (39.14710, -76.90723) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.7543 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2005 | Series of 4 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Scaggsville,
                MD Howard Co. United States | MD 216 / Westside Blvd. (39.14796, -76.90977) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.6801 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Series of 4 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Scaggsville,
                MD Howard Co. United States | Westside Blvd. / (parking lot) (39.14952, -76.90856) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.4909 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Scaggsville,
                MD Howard Co. United States | Maple Lawn Blvd. / Tawes St. (39.15364, -76.90125) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.2675 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | ICD estimated from Google Maps linework. | 
| Scaggsville,
                MD Howard Co. United States | Maple Lawn Blvd. / Iager Blvd. (39.15816, -76.90440) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.3392 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2005 | ICD estimated from Google Maps linework. | 
| Scaggsville,
                MD Howard Co. United States | Ice Crystal Dr. / Birchtree Ln. (39.14355, -76.89912) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.7147 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| Montgomery,
                AL Montgomery Co. United States | Washington Ave. / S. Bainbridge St. (32.37648, -86.30121) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 18.1560 | Other (At-Grade) Single-Lane | 2008 | Opened July 2008. ICD estimated from Google Maps linework. | 
| Montgomery,
                AL Montgomery Co. United States | S. Ripley St. / Washington Ave. (32.37658, -86.29808) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 14.1213 | Other (At-Grade) Single-Lane | 2008 | Opened April 2008. ICD estimated from Google Maps linework. | 
| Miami,
                FL Miami-Dade Co. United States | SW 16th St. / University Dr. (25.75435, -80.37009) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.1950 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2001 | ICD estimated from Google Maps linework. | 
| Kinston,
                NC Lenoir Co. United States | King St. (NC 55) / MLK Jr. Blvd. (NC 11) / S Tiffany St. (35.25871, -77.57288) | Roundabout Existing | All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) | 4 Approaches 0 Driveways 46.8112 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | At-grade railroad crossings 310 ft from roundabout on west leg and 330 ft from roundabout on south leg. ICD estimated from Google Maps linework. | 
| Ocean Isle,
                NC Brunswick Co. United States | First St. / Causeway Dr. (33.88773, -78.43643) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.7350 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Southport,
                NC Brunswick Co. United States | E. Moore St. / Ferry Rd. (33.93311, -78.00687) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.7458 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Wilmington,
                NC New Hanover Co. United States | Porters Neck Rd. / Edgewater Club Rd. (34.29313, -77.77590) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.6413 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Wilmington,
                NC New Hanover Co. United States | Middle Sound Loop Rd. / Darden Rd. (34.26721, -77.80954) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.6235 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Tarboro,
                NC Edgecombe Co. United States | US 64-NC 33 / Ablemarle Ave. (35.89466, -77.53307) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.0581 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Durham,
                NC Durham Co. United States | Arrington Park Dr. / (unnamed) (35.88219, -78.82926) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.0949 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Durham,
                NC Durham Co. United States | Langdon Dr. / Colonial Grand (35.88054, -78.82708) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.1923 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Durham,
                NC Durham Co. United States | Langdon Dr. / Arrington Park Dr. (35.88206, -78.82700) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.0626 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Durham,
                NC Durham Co. United States | Langdon Dr. / (unnamed) (35.88350, -78.82696) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 26.1268 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Durham,
                NC Durham Co. United States | Odyssey Dr. / Sugar Tree Pl. / Silver Star Dr. (35.93017, -78.89899) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.1113 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Durham,
                NC Durham Co. United States | Old Chapel Hill Rd. / Mt. Moriah Rd. (35.94472, -78.99312) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 25.1396 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Apex,
                NC Wake Co. United States | Beaver Creek Commons Dr. / Creekside Landing Dr. (35.74701, -78.88507) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.2331 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Cary,
                NC Wake Co. United States | Stonewater Glen Ln. / (unknown) (35.84525, -78.90919) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.5975 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Wake Forest,
                NC Wake Co. United States | S. Franklin St. / Holding Ave. (35.96929, -78.50883) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.7979 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Fayetteville,
                NC Cumberland Co. United States | Person St. / Cool Spring St. (35.05120, -78.87437) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 20.5322 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Buies Creek,
                NC Harnett Co. United States | Leslie Campbell Ave. / TT LAnier St. / Harmon Rd. (35.40710, -78.74020) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0440 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Kernersville,
                NC Forsyth Co. United States | Old Greensboro Rd. / E. Mountain St. / Graves St. (36.11204, -80.05263) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.4537 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Carrboro,
                NC Orange Co. United States | Carrboro High School / Rock Haven Rd. (35.89189, -79.08419) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 23.2213 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Carrboro,
                NC Orange Co. United States | Carrboro High School / Tar Hill Dr. (35.89329, -79.08577) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.1884 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Carrboro,
                NC Orange Co. United States | Eubanks Rd. / Elementary School (35.96758, -79.10140) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 29.9655 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Eden,
                NC Rockingham Co. United States | Meadow Rd. / Boone Rd. (36.50438, -79.75866) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.9204 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Pittsboro,
                NC Chatham Co. United States | NC 87 / Old NC 87 / Camp Dr. (35.72424, -79.18699) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 46.5408 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Pinehurst,
                NC Moore Co. United States | US 15 / US 501 / NC 2 / NC 211 (35.20173, -79.45045) | Rotary Existing | Unknown Unknown | 5 Approaches 0 Driveways 201.0393 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Pinehurst,
                NC Moore Co. United States | NC 2 / Carolina Vista (35.19233, -79.47094) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.3289 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Southern Pines,
                NC Moore Co. United States | NC 22 / Airport Rd. (35.22746, -79.40195) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.8780 | Other (At-Grade) Single-Lane | 2009 | Right-turn bypass lane with acceleration lane in NW quadrant. ICD estimated from Google Maps linework. | 
| Thomasville,
                NC Davidson Co. United States | Old Greensboro Rd. / Davidson Community College entrance (35.86701, -80.18417) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.8751 | Other (At-Grade) Single-Lane | 2010 | State project. Bypass lane. ICD estimated from Google Maps linework. | 
| Winston-Salem,
                NC Forsyth Co. United States | Brewer Rd. / Buchanon St. (36.05421, -80.25497) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.4850 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Charlotte,
                NC Mecklenburg Co. United States | Broadrick Rd. / Mary Alexander Rd. / High-Rise Rd. (35.30263, -80.73205) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.9882 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Davidson,
                NC Mecklenburg Co. United States | Davidson-Concord Rd. / Rocky River Rd. (35.48400, -80.81978) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.0655 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Indian Trail,
                NC Union Co. United States | Wesley Chapel Rd. / Goldmine Rd. (35.01956, -80.66974) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.2993 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Pilot Mountain,
                NC Surry Co. United States | NC 268 (S Key St.) / US 52 EB Ramps / Black Mountain Rd. (36.37565, -80.48758) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.5027 | Freeway Ramps (Grade-Separated) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Pilot Mountain,
                NC Surry Co. United States | NC 268 (S Key St.) / US 52 WB Ramps (36.37640, -80.48578) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.6560 | Freeway Ramps (Grade-Separated) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Mooresville,
                NC Iredell Co. United States | Langtree Rd. / Alcove Rd. / Mecklynn Rd. (35.52905, -80.86581) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.9629 | Other (At-Grade) Single-Lane | 2009 | Bypass lanes in all quadrants. ICD estimated from Google Maps linework. | 
| Mooresville,
                NC Iredell Co. United States | Brawley School Rd. / The Point Dr. (35.53482, -80.92054) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 83.5834 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2001 | Between 1998 and 2003 ICD estimated from Google Maps linework. | 
| Mooresville,
                NC Iredell Co. United States | New Haven Dr. / Longfellow Ln. (35.52184, -80.92584) | Roundabout Existing | All-Way Yield None | 3 Approaches 2 Driveways 45.6867 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| Asheville,
                NC Buncombe Co. United States | Haywood Rd. / Roberts St. (35.58689, -82.56657) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.0231 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Cullowhee,
                NC Jackson Co. United States | Centennial Dr. / Western Carolina University entrance (35.30916, -83.18693) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.2134 | Other (At-Grade) Single-Lane | 2005 | Bypass lane in SW quadrant. ICD estimated from Google Maps linework. | 
| Bend,
                OR Deschutes Co. United States | NE 8th St. / Butler Market Rd. (44.07621, -121.29000) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.6049 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Oxon Hill,
                MD Prince Georges Co. United States | National Harbor Blvd. / American Way (38.78227, -77.01099) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.7236 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | ICD estimated from Google Maps linework. | 
| North Salt Lake,
                UT Davis Co. United States | Eagle Ridge Dr. / S. Orchard Dr. (40.83741, -111.91130) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.7221 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2005 | ICD estimated from Google Maps linework. | 
| Pleasant View,
                UT Weber Co. United States | W. Pleasant View Dr. / Elberta St. / 700 W St. (41.31987, -111.99390) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.3642 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Sherwood,
                OR Washington Co. United States | Langer Farms Pkwy. / Century Dr. (45.36454, -122.83630) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.3477 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Opened November 2011 ICD estimated from Google Maps linework. | 
| St. George,
                UT Washington Co. United States | N Ridgecrest / W 1130 N / (parking) (37.12710, -113.60330) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.5671 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| St. George,
                UT Washington Co. United States | N Ridgecrest / Valley View Dr. / (parking) (37.12601, -113.60230) | Roundabout Existing | Unknown None | 4 Approaches 0 Driveways 22.8540 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| St. George,
                UT Washington Co. United States | (unknown) / (unknown) (37.15329, -113.63020) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 32.3648 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Hamburg,
                NY Erie Co. United States | US 62 (S. Park Ave.) / Big Tree Rd. (42.77190, -78.82391) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.3151 | Other (At-Grade) Single-Lane | 2011 | Fatal crash Oct 28, 2011. 11861-05. ICD estimated from Google Maps linework. | 
| Dublin,
                OH Union Co. United States | Burnett Ln. / (unknown) (40.15401, -83.17877) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 22.8210 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Dublin,
                OH Union Co. United States | Tartan Ridge Blvd. / (unknown) (40.15592, -83.17858) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.6460 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Huntsville,
                AL Madison Co. United States | Monroe St. / Heart of Huntsville Dr. (34.72357, -86.59019) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.3571 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Huntsville,
                AL Madison Co. United States | Lake Forest Blvd. / Lake Forest Blvd. (34.64500, -86.73029) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 87.4480 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | Heritage Brook Dr. / Timerland Trace (34.76503, -86.78429) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 24.5284 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Cleveland,
                OH Cuyahoga Co. United States | Quigley Rd. / W. 14th St. / I-71 NB Offramp / I-71 SB Onramp (41.46614, -81.69114) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.1181 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2006 | Opened August 21, 2006. ICD estimated from Google Maps linework. | 
| Green,
                OH Summit Co. United States | Massillon Rd. (SR 241) / Steese Rd. (40.94755, -81.46524) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.5169 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Opened August 2009. ICD estimated from Google Maps linework. | 
| (unincorporated),
                OH Delaware Co. United States | Sawmill Pkwy. / Hyatts Rd. (40.21642, -83.09669) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.8641 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | ICD estimated from Google Maps linework. | 
| Dublin,
                OH Union Co. United States | SR 161 / Industrial Pkwy. (40.10893, -83.18708) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 55.7203 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | ICD estimated from Google Maps linework. | 
| Dublin,
                OH Union Co. United States | Industrial Pkwy. / Old Industrial Pkwy. (40.11130, -83.18659) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 46.5842 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | ICD estimated from Google Maps linework. | 
| Springfield,
                OH Lucas Co. United States | King Rd. / Nebraska Ave. (41.64652, -83.72299) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5914 | Other (At-Grade) Single-Lane | 2009 | Opened August 2009. ICD estimated from Google Maps linework. | 
| Sylvania,
                OH Lucas Co. United States | Brint Rd. / Mitchaw Rd. (41.70204, -83.76222) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.9930 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| San Diego,
                CA San Diego Co. United States | La Jolla Hermosa Ave. / Colima St. (32.81139, -117.26600) | Traffic Calming Circle Existing | Other None | 4 Approaches 0 Driveways 53.2006 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Davis,
                CA Yolo Co. United States | Old Davis Rd. / California Ave. (38.53318, -121.75180) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.7649 | Other (At-Grade) Single-Lane | 2011 | Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework. | 
| Sitka,
                AK Sitka United States | Sawmill Creek Rd. / Halibut Point Rd. / Lake Street (57.05323, -135.33460) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.5287 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Harrison,
                WI Calumet Co. United States | US 10 / CTH N (44.21305, -88.32317) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.3854 | Other (At-Grade) Single-Lane | 2008 | Fatal crash January 8, 2012. 11861-05. Opened October 2008. ICD estimated from Google Maps linework. | 
| Huntsville,
                AL Madison Co. United States | Marcus Byers Dr. / (unknown) (34.79884, -86.53762) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.2294 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Huntsville,
                AL Madison Co. United States | Brafferton Blvd. / Nicholson Dr. / Durfet Dr. (34.79398, -86.78999) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 107.8873 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | Christopher Dr. / Woodmill Way (34.76166, -86.72022) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 13.7365 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | O'Shaughnessy Ave. / Russell St. (34.74292, -86.57539) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 40.2374 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | O'Shaughnessy Ave. / Coleman St. (34.74290, -86.57417) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 47.1072 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | Bob G Hughes Blvd. / Crystalbreeze Dr. (34.79282, -86.78156) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 47.0788 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Huntsville,
                AL Madison Co. United States | Home Depot Access / Costco Access (34.74251, -86.60383) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 30.4236 | Other (At-Grade) Single-Lane | 2000 | Year Completed estimated (1998-2002). ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | Ashley Station Blvd. / Olive St. (32.48650, -84.97856) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.1785 | Other (At-Grade) Single-Lane | 2007 | Completed February 2007. Previously controlled by two-way stop Functional Class: Local ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | Antietam Dr. / (apartment entrance) (32.42582, -84.91289) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 22.1786 | Other (At-Grade) Single-Lane | 2008 | Completed April 2008. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | Antietam Dr. / Lexington Lake Dr. (32.42737, -84.91043) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 25.2025 | Other (At-Grade) Single-Lane | 2010 | Completed April 2010. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Columbus,
                GA Muscogee Co. United States | Grove Park Dr. / (apartment entrance) (32.55886, -84.97034) | Roundabout Existing | All-Way Yield None | 4 Approaches 2 Driveways 40.2651 | Other (At-Grade) Single-Lane | 2006 | Completed June 2006. Functional Class: Local ICD estimated from Google Maps linework. |