| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Carmel,
                IN Hamilton Co. United States | E 96th St. / Priority Way (39.92689, -86.10676) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways 49.4579 | Other (At-Grade) Unknown | 2018 | ICD estimated from Google Maps linework. | 
| Westfield,
                IN Hamilton Co. United States | E 151st St. / Westfield Blvd. (40.00793, -86.13049) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 43.9105 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | Lowes Way / (shopping center entrance) (39.99786, -86.12268) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.2572 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | New roundabout built as part of new southbound ramp project to keystone (ramp and overpass under construction). ICD estimated from Google Maps linework. | 
| Bowling Green,
                KY Warren Co. United States | Girkin Rd. / Mount Olivet Rd. (37.04399, -86.34957) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 71.4961 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Camp Verde,
                AZ Yavapai Co. United States | AZ 260 / W Horseshoe Bend Dr. (34.59840, -111.89758) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 56.0375 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| New Orleans,
                LA Orleans Par. United States | Harrison Ave. / Diagonal Dr. (30.00165, -90.09264) | Other Existing | All-Way Yield Other | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | Painted splitter islands. | |
| Loma Vista,
                MO Jackson Co. United States | Hillcrest Rd. / Fleming Rd. (38.96401, -94.51631) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 53.8611 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Loma Vista,
                MO Jackson Co. United States | 9051 Health Care (38.96013, -94.51765) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 58.5075 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Blue Springs,
                MO Jackson Co. United States | Woods Chapel Rd. / SW Walnut St. (39.01761, -94.30015) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.7571 | Other (At-Grade) Single-Lane | 2014 | ICD estimated from Google Maps linework. | 
| Hales Corners,
                WI Milwaukee Co. United States | STH 24 (W Forest Home Ave.-Janesville Rd.) / W Forest Home Ave. (42.93732, -88.04641) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 48.0902 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| Canyon Rim,
                UT Salt Lake Co. United States | Heritage Way / Claybourne Ave. (40.71132, -111.82322) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 15.3902 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2017 | Year Completed estimated (2016-2017). ICD estimated from Google Maps linework. | 
| Steamboat Springs,
                CO Routt Co. United States | Mt Werner Cir. / Ski Time Square Dr. (40.45888, -106.80633) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways 25.4445 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Greenwood,
                IN Johnson Co. United States | Main St. / Averitt Rd. (39.61340, -86.12074) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways 31.2823 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| Marvin,
                NC Union Co. United States | New Town Rd. / Waxhaw-Marvin Rd. (34.99148, -80.81509) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 39.1375 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| Marvin,
                NC Union Co. United States | New Town Rd. / Marvin School Rd. (34.99180, -80.81312) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 29.3530 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Fort Collins,
                CO Larimer Co. United States | CR 30 / CR 11 (S Timberline Rd.) (40.46567, -105.03951) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.5283 | Other (At-Grade) Single-Lane | 2015 | Long splitter islands. Year Completed estimated (2014-2016). ICD estimated from Google Maps linework. | 
| Loveland,
                CO Larimer Co. United States | CR 30 / CR 11C (40.46562, -105.04412) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.6197 | Other (At-Grade) Single-Lane | 2015 | Long splitter islands. Year Completed estimated (2014-2016). ICD estimated from Google Maps linework. | 
| Loveland,
                CO Larimer Co. United States | CR 11C / E 57th St. (40.45099, -105.04418) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.3535 | Other (At-Grade) Single-Lane | 2019 | ICD estimated from Google Maps linework. | 
| Sycamore Township,
                OH Hamilton Co. United States | Plainfield Rd. / Sycamore Rd. (39.21534, -84.39192) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 37.9388 | Other (At-Grade) Single-Lane | 2019 | ICD estimated from Google Maps linework. | 
| Olympia,
                WA Thurston Co. United States | Boulevard Rd. / Morse-Merryman Rd. SE (47.01817, -122.86518) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 38.2699 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Lynnwood,
                WA Snohomish Co. United States | Filbert Rd. / Larch Way (47.82594, -122.25342) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 22.4519 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Forsyth,
                MO Taney Co. United States | US 160 (Korean War Veterans Hwy.) / SR 76 (36.68507, -93.10040) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2018 | |
| Upper Lake,
                CA Lake Co. United States | SR 20 / SR 29 (39.16333, -122.92095) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 36.1148 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Noblesville,
                IN Hamilton Co. United States | Pleasant St. / Presley Dr. (40.03951, -85.99013) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.8320 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Westfield,
                IN Hamilton Co. United States | E 191st St. / US 31 SB Ramps (40.06472, -86.12871) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 41.1318 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| Westfield,
                IN Hamilton Co. United States | E 191st St. / US 31 NB Ramps (40.06492, -86.12716) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 41.1317 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| Noblesville,
                IN Hamilton Co. United States | Hague Rd. / Carrigan Rd. (40.09067, -86.03335) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.5120 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | Year Completed estimated (2015-2016). ICD estimated from Google Maps linework. | 
| Westfield,
                IN Hamilton Co. United States | Market Center Dr. / Guerin Way (40.01124, -86.09192) | Other Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 38.4198 | Unknown Single-Lane | 2005 | No splitter islands. ICD estimated from Google Maps linework. | 
| Westfield,
                IN Hamilton Co. United States | Wilshire Blvd. / Maybell Ln. / Hush Hickory Bend (40.01456, -86.17188) | Other Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 34.7591 | Other (At-Grade) Single-Lane | 2017 | No splitter islands on two legs. ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | Central Park Dr. W / Central Park Dr. S (39.94972, -86.13946) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 43.0324 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | Central Park Dr. E / Park Shelter Dr. (39.95174, -86.13268) | Other Existing | Other None | 3 Approaches 0 Driveways 18.3111 | Other (At-Grade) Single-Lane | 2011 | Stop control on one leg. Year completed estimated (2010-2012). ICD estimated from Google Maps linework. | 
| Beverly,
                MA Essex Co. United States | Brimbal Ave. / Sohier Rd. (42.57437, -70.87860) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 29.9031 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Milton Keynes,
                England Buckinghamshire United Kingdom | South Overgate Roundabout (Childs Way / Overgate) (52.04492, -0.73450) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 44.0738 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| 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. | 
| Loveland,
                CO Larimer Co. United States | Aries Dr. / Saint John Pl. (40.39440, -105.03312) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 21.8305 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2013 | Year Completed estimated (2012-2014). Appears to be a mini-roundabout but cannot verify at ground level. ICD estimated from Google Maps linework. | 
| Freestate/North Highlands,
                LA Caddo Par. United States | LA 538 (Old Mooringsport Rd.) / LA 538 (Ravendale Dr.) / Ravendale Dr. (32.56010, -93.77650) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 63.4166 | Other (At-Grade) Single-Lane | 2016 | Replaced large triangular intersection that had 2 stop signs and one yield sign. ICD estimated from Google Maps linework. | 
| Red Deer ,
                AB Alberta Canada | Leva Ave. / Lantern St. (52.21072, -113.81631) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 46.8375 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | ICD estimated from Google Maps linework. | 
| Midlothian,
                VA Chesterfield Co. United States | Winterfield Rd. / (access to unnamed lake) (37.50772, -77.66266) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 34.1074 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Lynchburg,
                VA Lynchburg City Co. United States | University Blvd. / Williams Stadium Rd. (37.35301, -79.17631) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 17.0890 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2015 | Year Completed estimated (2014-2015). ICD estimated from Google Maps linework. | 
| Woodbridge,
                VA Prince William Co. United States | Greatbridge Rd. / Mays Quarter Rd. (38.68304, -77.34802) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.7509 | Other (At-Grade) Single-Lane | 1998 | Year Completed estimated (1994-2002). ICD estimated from Google Maps linework. | 
| Greenport,
                NY Columbia Co. United States | Rip Van Winkle Bridge (Rte 23) / Rhinebeck-Hudson Rd (Rte 9G) (42.21926, -73.83312) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 42.4557 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Bridgeport,
                NY Onondaga Co. United States | Rte 31 / Minoa Rd. (Rte 298) (43.15437, -75.97328) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 20.0394 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Kennesaw,
                GA Cobb Co. United States | Watts Dr. / Dallas St. (34.02250, -84.61730) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 23.7571 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Fishers,
                IN Hamilton Co. United States | Britton Park Rd. / E 135th St. (39.98523, -86.00616) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.6043 | Other (At-Grade) Single-Lane | 2012 | Year Completed estimated (2012-2013). ICD estimated from Google Maps linework. | 
| Noblesville,
                IN Hamilton Co. United States | Union Chapel Rd. / Town and Country Blvd. (40.03395, -85.97602) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 43.8938 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | Also have a grade-separated pedestrian crossing under south leg. Year Completed estimated (2010-2012). ICD estimated from Google Maps linework. | 
| Noblesville,
                IN Hamilton Co. United States | Union Chapel Rd. / Pleasant St. (40.04117, -85.97604) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways 48.4609 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Year Completed estimated (2010-2012). Driveway on east side added 2018. ICD estimated from Google Maps linework. | 
| Noblesville,
                IN Hamilton Co. United States | IN-32 (Conner St.) / Union Chapel Rd. (40.04345, -85.97604) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 51.2023 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Year Completed estimated (2010-2012). ICD estimated from Google Maps linework. | 
| Waterloo,
                IL Monroe Co. United States | Park St. / Lakeview Dr. (38.33225, -90.15966) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 2 Driveways 34.6640 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Noblesville,
                IN Hamilton Co. United States | Plains Rd. / Bladen Dr. / Myland Dr. (40.01766, -86.06626) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.8429 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2006-2007). ICD estimated from Google Maps linework. | 
| Noblesville,
                IN Hamilton Co. United States | E 141st St. / Brooks School Rd. (39.99288, -85.93818) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.7702 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | Randall Dr. / (parking lot) (39.92802, -86.09647) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 15.5698 | Other (At-Grade) Single-Lane | 2014 | Painted splitter islands. ICD estimated from Google Maps linework. | 
| Jackson,
                MI Jackson Co. United States | Kibby Rd. / Denton Rd. (42.22748, -84.42911) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 46.8721 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Adrian,
                MI Lenawee Co. United States | Michigan Ave. / S Charles St. / Adrian College Blvd. (41.89566, -84.06310) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 25.7814 | Other (At-Grade) Single-Lane | 2018 | Adrian College Blvd. is a new street giving access to Adrian College from US 223. ICD estimated from Google Maps linework. | 
| South Bend,
                IN St. Joseph Co. United States | Fellows St. / Dean Johnson Blvd. (41.66300, -86.24449) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 29.4441 | Other (At-Grade) Single-Lane | Lane drops on north and west legs without signs. Year Completed unknown (<1998). ICD estimated from Google Maps linework. | |
| Fredericksburg,
                VA Spotsylvania Co. United States | Towne Centre Blvd. / Spotsylvania Mall Dr. (38.29385, -77.51490) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.8702 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | Segments of circulatory roadway between entries and exits. Year Completed estimated (2009-2010). ICD estimated from Google Maps linework. | 
| Fredericksburg,
                VA Fredericksburg City Co. United States | Idlewild Blvd. / Sands Dr. (38.28789, -77.50093) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 47.8093 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Sections of two-lane circulatory roadway between entries and exits. ICD estimated from Google Maps linework. | 
| Fredericksburg,
                VA Fredericksburg City Co. United States | Idlewild Blvd. / Anderson St. (38.28468, -77.50463) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.8114 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | Year Completed estimated (2003-2005). ICD estimated from Google Maps linework. | 
| Zionsville,
                IN Boone Co. United States | Ford Rd. / Bloor Ln. (39.95703, -86.27903) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.3800 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Moseley,
                VA Chesterfield Co. United States | Fox Creek Crossing / Manor House Trl. (37.41754, -77.70795) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 29.4057 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Richmond,
                VA Richmond City Co. United States | E Duval St. / N 8th St. (37.54626, -77.43025) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.4612 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Marquette,
                MI Marquette Co. United States | Presque Isle Ave. / Fair Ave. (46.55660, -87.39640) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 31.2081 | Other (At-Grade) Unknown | 2017 | ICD estimated from Google Maps linework. | 
| Marquette,
                MI Marquette Co. United States | Wright St. / Lincoln Ave. (46.56397, -87.41181) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 33.6673 | Other (At-Grade) Unknown | 2017 | ICD estimated from Google Maps linework. | 
| 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. | 
| St John's,
                NL Newfoundland and Labrador Canada | Ruth Ave. / Rte 2 WB Ramps (47.50841, -52.82303) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 47.5981 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| Pleasant Prairie, Village of,
                WI Kenosha Co. United States | 88th Ave. / Wilmot Rd. (42.56033, -87.91425) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 36.0678 | Other (At-Grade) Single-Lane | 2014 | Year Completed estimated (2013-2015). ICD estimated from Google Maps linework. | 
| St John's,
                NL Newfoundland and Labrador Canada | Gallway Blvd. / (unknown) (47.50180, -52.83153) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 27.4329 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| St John’s,
                NL Newfoundland and Labrador Canada | Carrick Dr. / Paul Reynolds Community Center entrance (47.60297, -52.70838) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways 48.3176 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Springfield,
                OR Lane Co. United States | Franklin Blvd. / S A St. / Main St. (44.04414, -123.03027) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 3 Approaches 0 Driveways 70.3961 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| Balgonie,
                SK Saskatchewan Canada | Hwy 46 / Hwy 1 EB Ramps (50.47618, -104.28151) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.5236 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | Roundabouts at the ramp terminal on both sides of a diamond interchange. ICD estimated from Google Maps linework. | 
| Balgonie,
                SK Saskatchewan Canada | Hwy 46 / Hwy 1 WB Ramps (50.47802, -104.28495) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.0422 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | Roundabouts at the ramp terminal on both sides of a diamond interchange. ICD estimated from Google Maps linework. | 
| Cambridge,
                MA Middlesex Co. United States | Grove St. / Washington St. / Blanchard Rd. (42.38637, -71.16042) | Roundabout Existing | All-Way Yield None | 3 Approaches 3 Driveways 22.0537 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| St John’s,
                NL Newfoundland and Labrador Canada | Robin Hood Bay Rd. (east) (47.60559, -52.67235) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 38.6521 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| St John’s,
                NL Newfoundland and Labrador Canada | Robin Hood Bay Rd. (west) (47.60597, -52.67609) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 32.2099 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Clinton Township,
                MI Macomb Co. United States | Romeo Plank Rd. / Cass Ave. (42.61145, -82.93221) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 36.0382 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Yield-controlled right-turn bypass lane on south leg. ICD estimated from Google Maps linework. | 
| Duluth,
                GA Gwinnett Co. United States | 1 Howell Landing NW (34.01098, -84.16557) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 26.7304 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Racine,
                WI Racine Co. United States | 6th St. / 7th St. / Washington Ave. (42.72602, -87.78892) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways 35.0945 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Mattawa,
                ON Nipissing Canada | Trans Canada Hwy. / Main St. (46.31735, -78.70220) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 34.6449 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| 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. | 
| Chincoteague,
                VA Accomack Co. United States | Beach Rd. / (parking lot) (37.88955, -75.34290) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2016 | This roundabout is constructed on the sand. Inside Assateague National Seashore. Year Completed estimated (2013-2016). | 
| Bühl,
                Baden-Württemberg Rastatt Germany | L85 / A5 NB Ramps (48.72600, 8.10503) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 44.1197 | Freeway Ramps (Grade-Separated) Single-Lane | Through bypass lane. ICD estimated from Google Maps linework. | |
| Bühl,
                Baden-Württemberg Rastatt Germany | L85 / A5 SB Ramps (48.72670, 8.10024) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 44.1191 | Unknown Single-Lane | ICD estimated from Google Maps linework. | |
| Heidelberg,
                Baden-Württemberg Heidelberg Germany | Rohrbacher Straße / Franz-Knauff-Straße (49.39918, 8.68987) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 20.2085 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Heidelberg,
                Baden-Württemberg Heidelberg Germany | HaberStraße / HertzStraße (49.36525, 8.68505) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 21.7781 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Kingsport,
                TN Sullivan Co. United States | Netherland Inn Rd. / Industry Dr. (36.55264, -82.57854) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 31.6607 | Other (At-Grade) Single-Lane | 2012 | Bypass lanes on north and east quadrants. ICD estimated from Google Maps linework. | 
| O'Fallon,
                IL St. Clair Co. United States | Porter Rd. / Simmons Rd. (38.60258, -89.93231) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 31.7342 | Other (At-Grade) Single-Lane | 2011 | Year Completed estimated (2010-2011). ICD estimated from Google Maps linework. | 
| Conway,
                AR Faulkner Co. United States | Amity Rd. / Lewis Ranch Rd. (35.07137, -92.41605) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.3020 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Urbana,
                IL Champaign Co. United States | E Stebbins Dr. / N Division Ave. (40.11989, -88.20528) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.3123 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Gilroy,
                CA Santa Clara Co. United States | 3rd St. / Cobblestone Ct. (37.00798, -121.60339) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 22.8896 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Escanaba,
                MI Delta Co. United States | Stevenson Ave. / Washington Ave. / Sheridan Rd. (45.75573, -87.07179) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 30.8323 | Other (At-Grade) Single-Lane | 2010 | 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. | 
| Mountain Brook,
                AL Jefferson Co. United States | Cahaba Rd. / (unknown) (33.48983, -86.77714) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 29.8815 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Atlanta,
                GA Cobb Co. United States | Interstate North Pkwy. W / (parking lots) (33.90105, -84.47099) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 25.7737 | Other (At-Grade) Single-Lane | 2017 | Through bypass lane in southbound direction. ICD estimated from Google Maps linework. | 
| Southern Pacific/Richards,
                CA Sacramento Co. United States | (unknown) / (unknown) (38.59937, -121.49238) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 33.6024 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | E 116th St. / US 31 NB Ramps (39.95620, -86.15727) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 38.4508 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | W 116th St. / US 31 SB Ramps (39.95619, -86.15833) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 38.4508 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | E 106th St. / US 31 NB Ramps (39.94164, -86.15729) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 40.2904 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Marquette,
                MI Marquette Co. United States | M-28 W / (hospital access road) (46.54206, -87.40942) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 44.3602 | Other (At-Grade) Unknown | 2017 | ICD estimated from Google Maps linework. | 
| Abbotsford,
                BC Fraser Valley Canada | McCallum Rd. / Trans-Canada Hwy WB ramps (49.03493, -122.29284) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 47.7630 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2011 | ICD estimated from Google Maps linework. | 
| Marquette,
                MI Marquette Co. United States | US 41 / S Front St. (46.53744, -87.39527) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 40.2562 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | Bypass lanes on west and north legs. ICD estimated from Google Maps linework. | 
| Macomb,
                MI Macomb Co. United States | 25 Mile Rd E / Romeo Plank Rd. (42.70099, -82.95338) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 31.5978 | Other (At-Grade) Single-Lane | 2016 | Right-turn only lane on south leg. ICD estimated from Google Maps linework. |