| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Avon,
                IN Hendricks Co. United States | E County Road 100 N / N County Road 900 E (39.77814, -86.36245) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 43.1401 | Other (At-Grade) Unknown | 2018 | 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. | 
| South Riding,
                VA Loudoun Co. United States | Poland Rd. / Edgewater St. (38.90447, -77.49177) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 23.2355 | Other (At-Grade) Single-Lane | 2018 | Temporary roundabout installed in 2013; replaced by permanent roundabout in June 2018. ICD estimated from Google Maps linework. | 
| Lynchburg,
                VA Lynchburg City Co. United States | Park Ave. / Langhorne Rd. (Bus 501) (37.40468, -79.16056) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 23.7183 | Other (At-Grade) Single-Lane | 2015 | 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. | 
| Woodbridge,
                VA Prince William Co. United States | Mays Quarter Rd. / Dorset Dr. / Weejun Loop (38.68551, -77.34407) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.3589 | Other (At-Grade) Single-Lane | 2014 | 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. | 
| Westborough,
                MA Worcester Co. United States | E Main St. / Milk St. / South St. / Brigham St. (42.26951, -71.61304) | Other Existing | Other Unknown | 5 Approaches 0 Driveways 39.7706 | Other (At-Grade) Multilane (2 Lane, unspecified) | Mix of stop and yield control, parking along circulatory roadway, pedestrian access to central island. ICD estimated from Google Maps linework. | |
| Manchester,
                NH Hillsborough Co. United States | Londonderry Turnpike / Candia Rd. / Manchester Rd. (43.00400, -71.39258) | Rotary Existing | All-Way Yield None | 4 Approaches 0 Driveways 76.2000 | Other (At-Grade) Single-Lane | 1940 | Pedestrian access to central island. | 
| The Acre,
                MA Middlesex Co. United States | Arcand Dr. / Hall St. / Martin Luther King Jr Way (42.64922, -71.31315) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 62.3697 | Other (At-Grade) Single-Lane | No splitter islands on two legs. Very wide circulatory roadway. ICD estimated from Google Maps linework. | |
| Carlisle,
                MA Middlesex Co. United States | Westford St. / Lowell St. / Bedford Rd. (42.52918, -71.34894) | Roundabout Existing | All-Way Yield None | 3 Approaches 2 Driveways 28.9560 | Other (At-Grade) Single-Lane | 2020 | The previous traffic circle was reconstructed with modern roundabout features in 2020. | 
| Fishers,
                IN Hamilton Co. United States | E 106th St. / Crosspoint Blvd. / Lantern Rd. (39.94181, -86.02235) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.3746 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | ICD estimated from Google Maps linework. | 
| San Antonio,
                TX Bexar Co. United States | San Pedro Ave. / N Main Ave. / Navarro St (29.43375, -98.49433) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 38.1000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | . | 
| Fredericton,
                NB York Canada | Rte 105 (Ring Rd.) / Two Nations Crossing (45.98807, -66.63575) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 47.3003 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| Fredericton,
                NB York Canada | Bishop Dr. / Avonlea Ct. / Lian St. (45.94468, -66.68984) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.3716 | Other (At-Grade) Single-Lane | 2013 | Previous control: two-way yield. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| Winnipeg,
                MB Manitoba Canada | Grassie Blvd. / Molson St. (49.92254, -97.05339) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.2157 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Winnipeg,
                MB Manitoba Canada | Sturgeon Rd. / Murray Park Rd. / Silver Ave. (49.89482, -97.27765) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.4708 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| High River,
                AB Alberta Canada | Centre St. / 12 Ave. / Range Road 291 (50.57198, -113.87257) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.5117 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | ICD estimated from Google Maps linework. | 
| Windsor,
                ON Essex Canada | Plymouth Dr / (automotive warehouse access) (42.29604, -82.96552) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 53.8885 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2011-2014). ICD estimated from Google Maps linework. | 
| Sicamous,
                BC Columbia-Shuswap Canada | Hwy 97A / Main St. (50.83719, -118.97779) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 49.7805 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Westfield,
                IN Hamilton Co. United States | Burntwood Way / Kingsbridge Blvd. (40.03569, -86.17592) | Other Existing | All-Way Yield None | 3 Approaches 0 Driveways 49.3792 | Other (At-Grade) Single-Lane | 2007 | No splitter islands on east or west legs. ICD estimated from Google Maps linework. | 
| Jonesboro,
                AR Craighead Co. United States | N Airport Rd. / Aggie Rd. (35.84631, -90.65022) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2016 | |
| Little Rock,
                AR Pulaski Co. United States | Fair Park Blvd. / Club House Dr. / / Zoo Dr. (34.74848, -92.33315) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 46.1227 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Columbia,
                MO Boone Co. United States | Vandiver Dr. / Parker St. (38.97104, -92.31310) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 61.2841 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Bennettsville,
                SC Marlboro Co. United States | SC 38 / Hamlet Hwy / Oakwood St. (34.64393, -79.69339) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.3030 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Warrenton,
                MO Warren Co. United States | W Veterans Memorial Pkwy / Booneslick Rd. (38.81902, -91.16957) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.2215 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Stratham,
                NH Rockingham Co. United States | Portsmouth Ave. / College Rd. (43.02268, -70.91644) | Rotary Existing | Uncontrolled Unknown | 3 Approaches 0 Driveways 114.3832 | Other (At-Grade) Multilane (2 Lane, unspecified) | ICD estimated from Google Maps linework. | |
| Norfolk,
                MA Norfolk Co. United States | Main St. / Rockwood Rd. / Union St. (42.11966, -71.32520) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 24.8049 | Other (At-Grade) Single-Lane | 2004 | Pedestrian crossings at yield lines. At-grade railroad crossing to the north. Year Completed estimated (2003-2005). ICD estimated from Google Maps linework. | 
| Lawrence,
                MA Essex Co. United States | Margin St. / Medford St. / Melrose St. / Hancock St. / Bodwell St. (42.70103, -71.17348) | Other Existing | All-Way Stop Unknown | 5 Approaches 0 Driveways 21.9429 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Tallmadge,
                OH Summit Co. United States | Tallmadge Circle (North Ave. / Northeast Ave. / East Ave. / Southeast Ave. / South Ave. / Southwest Ave. / West Ave. / Northwest Ave.) (41.10138, -81.44121) | Rotary Existing | All-Way Yield None | 8 Approaches 10 Driveways 59.3989 | Other (At-Grade) Single-Lane | 1807 | 1807 is the year it was built, but as a square. Unknown when it took present form. Some history here: https://www.ohio.com/akron/lifestyle/local-history-tallmadge-circle-is-center-of-creation ICD estimated from Google Maps linework. | 
| Layton,
                UT Davis Co. United States | W 1425 N / Layton Hills Pkwy. (41.08067, -111.97839) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 27.0080 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Orono,
                ME Penobscot Co. United States | US 2 (Park St.) / Rangeley Rd. (44.89256, -68.66258) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 3 Approaches 1 Driveways 37.2284 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | Hybrid multilane roundabout with right-turn bypasses. ICD estimated from Google Maps linework. | 
| Falmouth,
                ME Cumberland Co. United States | Rte 9 (Longwoods Rd.) / Middle Rd. / Woods Rd. (43.73522, -70.23748) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 35.3811 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Springville,
                UT Utah Co. United States | 400 S / 1300 E / Canyon Dr. (40.16084, -111.58691) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.8993 | Other (At-Grade) Single-Lane | 2014 | Little deflection for northbound through movement. Yield-controlled right-turn bypass lane on south leg. ICD estimated from Google Maps linework. | 
| Clinton,
                UT Davis Co. United States | 2300 N / 3000 W (41.14708, -112.08387) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.4775 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Clinton,
                UT Davis Co. United States | 2300 N / 1500 W (41.14715, -112.05485) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 31.4775 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Clinton,
                UT Davis Co. United States | 1300 N / 1000 W (41.13261, -112.04527) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 19.7902 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2007-2009). ICD estimated from Google Maps linework. | 
| Clinton,
                UT Davis Co. United States | 2300 N / N Cranefield Rd. (41.14713, -112.09642) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.3768 | Other (At-Grade) Single-Lane | 2008 | ICD estimated from Google Maps linework. | 
| Fishers,
                IN Hamilton Co. United States | E 131st St. / Cumberland Rd. (39.97898, -85.99429) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 41.1836 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Moose Lake,
                MN Carlton Co. United States | STH 73 / Moose Lake Rd. (46.43462, -92.76169) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 33.7475 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| West Warwick,
                RI Kent Co. United States | Providence St. / E Main St. / Central St. (41.71372, -71.51705) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 32.9870 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Lincoln,
                RI Providence Co. United States | School St. / Main St. / Briarwood Rd. (41.95141, -71.45445) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.4118 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2017 | Previous control: beacon (4-way flasher in center of intersection) which was damaged in 2015 and restored in center island. ICD estimated from Google Maps linework. | 
| Narragansett,
                RI Washington Co. United States | Succotash Rd. / Beach Row (41.37662, -71.51541) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 24.1972 | Other (At-Grade) Single-Lane | 2011 | Rotary retrofitted (signage and striping). No geometric changes to add deflection. ICD estimated from Google Maps linework. 21442 | 
| South Kingstown,
                RI Washington Co. United States | Kingstown Rd. / High St. (41.45105, -71.50018) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 28.6456 | Other (At-Grade) Single-Lane | 2007 | Retrofitted rotary. No deflection on east leg. ICD estimated from Google Maps linework. | 
| South Portland,
                ME Cumberland Co. United States | Cottage Rd. / Ocean St. / E St. (43.63825, -70.25291) | Other Existing | All-Way Stop Unknown | 5 Approaches 0 Driveways 24.2018 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Seneca,
                MO Newton Co. United States | US 60 / MO-43 (Cherokee Ave.) (36.82445, -94.61057) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 52.5817 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Hannibal,
                MO Marion Co. United States | Shinn Ln. / Hospital Dr. (39.71048, -91.44390) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 161.7046 | Other (At-Grade) Single-Lane | 2018 | https://www.whig.com/20180527/hannibals-shinn-lane-to-close-tuesday-for-roundabout-work ICD estimated from Google Maps linework. | 
| Joplin,
                MO Jasper Co. United States | W 32nd St. / Central City Rd. / Antelope Rd. (37.05633, -94.58438) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2017 | |
| Waco,
                TX McLennan Co. United States | Chapel Rd. / Ritchie Rd. (31.47447, -97.22885) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2016 | . | 
| Waco,
                TX McLennan Co. United States | Waco Traffic Circle (US 77 / Circle Rd. / S Valley Mills Dr. / La Salle Sve. / N Robinson Dr.) (31.52404, -97.13200) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 1 Driveways 82.2960 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | Former rotary constructed in 1935. Upgraded to oversized roundabout. Year Completed estimated (2012-2015). | 
| Belton,
                TX Bell Co. United States | Sparta Rd. / Commerce St. (31.08170, -97.46347) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2017 | . | 
| Round Rock,
                TX Williamson Co. United States | Blair St. / Round Rock Ave. (30.50886, -97.68008) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.9560 | Other (At-Grade) Single-Lane | 2016 | . | 
| Dubuque,
                IA Dubuque Co. United States | N Grandview Ave. / University Ave. (42.49832, -90.68817) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 29.9396 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Dubuque,
                IA Dubuque Co. United States | N Grandview Ave. / Delhi St. / Grace St. (42.49682, -90.68791) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 20.2537 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Marion,
                IA Linn Co. United States | 7th Ave. / 7th St. (42.03326, -91.60272) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 39.0322 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Marion,
                IA Linn Co. United States | 7th Ave. / (future road) / (future road) (42.03286, -91.58364) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.3550 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | Elliptical shape. ICD estimated from Google Maps linework. | 
| Marion,
                IA Linn Co. United States | 29th Ave. / 35th St. (42.05043, -91.57448) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 22.1714 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2016 | Year Completed estimated (2016-2017). ICD estimated from Google Maps linework. | 
| Cedar Rapids,
                IA Linn Co. United States | Tower Rd. SW / Training Rd. (41.91459, -91.65437) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 33.7725 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Year Completed estimated (2010-2011). ICD estimated from Google Maps linework. | 
| West Fargo,
                ND Cass Co. United States | 12th Ave. NE / 9th St. NE (46.89072, -96.88285) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2017 | |
| Hermantown,
                MN St. Louis Co. United States | Midway Rd. / Maple Grove Rd. (46.80742, -92.28061) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 38.4207 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Detroit Lakes,
                MN Becker Co. United States | US 59-STH 34 / Willow St. (46.81162, -95.87125) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 19.6175 | Other (At-Grade) Single-Lane | 2014 | Elliptical shape. ICD estimated from Google Maps linework. | 
| Bellevue,
                WI Brown Co. United States | Monroe Rd. / Landmark Blvd. (44.45864, -87.98951) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 48.5902 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | ICD estimated from Google Maps linework. | 
| De Pere,
                WI Brown Co. United States | Monroe Rd. / Ledgeview Rd. / Oak Ridge Cir. (44.42652, -88.02331) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 33.2642 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| Ledgeview,
                WI Brown Co. United States | Heritage Rd. / Monroe Rd. (44.41810, -88.02942) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.3300 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| De Pere,
                WI Brown Co. United States | Heritage Rd. / S Broadway St. (44.42806, -88.05654) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.0285 | Other (At-Grade) Single-Lane | 2013 | Right-turn-only lane on east leg. Year Completed estimated (2011-2015). ICD estimated from Google Maps linework. | 
| De Pere,
                WI Brown Co. United States | Greenleaf Rd. / Heritage Rd. (44.42854, -88.06892) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.2333 | Other (At-Grade) Single-Lane | 2016 | Year Completed estimated (2015-2017). ICD estimated from Google Maps linework. | 
| Topeka,
                KS Shawnee Co. United States | SW Indian Hills Rd. / SW 21st St. (39.02859, -95.79811) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.5340 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Yorkville,
                WI Racine Co. United States | Washington Ave. / Spring St. (42.72909, -87.96664) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 47.3752 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| Grand Blanc Township,
                MI Genesee Co. United States | E Hill Rd. / Belsay Rd. (42.94531, -83.59820) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 27.1019 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| York,
                SC York Co. United States | Congress St. N / Lincoln Rd. / Hillside Ln. (35.00381, -81.23630) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.1968 | Other (At-Grade) Single-Lane | 2017 | Previous control: mix of stop, yield, and no signs. ICD estimated from Google Maps linework. | 
| Summerville,
                SC Dorchester Co. United States | Butternut Rd. / Orangeburg Rd. (33.02242, -80.24179) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 38.0530 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Lady's Island,
                SC Beaufort Co. United States | SC-802 (Sams Point Rd.) / Brickyard Point Rd. / Holly Hall Rd. (32.44562, -80.63971) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.3790 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | Add-lane right-turn bypass lane on west leg. ICD estimated from Google Maps linework. | 
| Hilton Head Island,
                SC Beaufort Co. United States | Mathews Dr. / Marshland Rd. (32.20565, -80.70225) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 29.3065 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Hilton Head Island,
                SC Beaufort Co. United States | Beach City Rd. / Mathews Dr. (32.22294, -80.70801) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.3528 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Hilton Head Island,
                SC Beaufort Co. United States | Mathews Dr. / Woodlake Villas / (parking lot) (32.21220, -80.70266) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.3989 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2008-2011). ICD estimated from Google Maps linework. | 
| Greenwood,
                IN Johnson Co. United States | W Smith Valley Rd. / Yorktown Rd. (39.60617, -86.14008) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.4872 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | 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. | 
| Lincoln,
                NE Lancaster Co. United States | S Coddington Ave. / W Van Dorn St. (40.78450, -96.74937) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 125.6993 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Chapel Hill,
                IN Marion Co. United States | W Morris St. / Bridgeport Rd. (39.74923, -86.31722) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 26.6295 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Schaumburg,
                IL Cook Co. United States | N Plum Grove Rd. / Remington Rd. (42.05300, -88.05996) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 30.1519 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Boonville,
                IN Warrick Co. United States | New Harmony Rd. / N Eskew Rd. (38.09180, -87.30094) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 35.7186 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Boonville,
                IN Warrick Co. United States | Eskew Rd. / W Millersburg Rd. / W North St. (38.05984, -87.29588) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.6150 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Boonville,
                IN Warrick Co. United States | SR 61 / W New Harmony Rd. / W Sheldon Rd. (38.09139, -87.28146) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.1786 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Ooltewah,
                TN Hamilton Co. United States | Ooltewah Ringgold Rd. / Standifer Gap Rd. (35.01406, -85.08993) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 25.4324 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Ooltewah,
                TN Hamilton Co. United States | Ooltewah Georgetown Rd. / Mountain View Rd. / Blanche Rd. (35.11841, -85.04682) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 46.8921 | Other (At-Grade) Unknown | 2018 | ICD estimated from Google Maps linework. | 
| Big Stone Gap,
                VA Wise Co. United States | Powell Valley Rd. / Shawnee Ave. / (Union High School entrance) (36.87974, -82.73969) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 57.3204 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Selma,
                NC Johnston Co. United States | NC-42 / NC-39 (35.67054, -78.25181) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 62.0962 | Other (At-Grade) Single-Lane | 2018 | Replaced highly skewed intersection. ICD estimated from Google Maps linework. | 
| Wake Forest,
                NC Wake Co. United States | NC 96 (Zebulon Rd.) / NC 98 (Wait Ave.) (35.96300, -78.43499) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.5008 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Charlotte,
                NC Mecklenburg Co. United States | Youngblood Rd. / Zoar Rd. (35.07917, -81.00586) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 28.3443 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Cape Coral,
                FL Lee Co. United States | SE 47th Terr. / Vincennes Blvd. (26.56374, -81.95014) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 22.4333 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Sarasota,
                FL Sarasota Co. United States | Ringling Blvd. / Orange Ave. (27.33495, -82.53863) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 18.0364 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Fort Myers,
                FL Lee Co. United States | Plantation Rd. / Crystal Dr. (26.56473, -81.84712) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.8426 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Bozeman,
                MT Gallatin Co. United States | Cottonwood Rd. / Stucky Rd. (45.65655, -111.10392) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 33.3914 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Bozeman,
                MT Gallatin Co. United States | W Oak St. / Davis Ln. (45.69299, -111.08300) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 34.2039 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Sidney,
                MT Richland Co. United States | SR 16 (S Central Ave.) / SR 200 / SR 23 (47.68440, -104.17889) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2018 | |
| Billings,
                MT Yellowstone Co. United States | MT Hwy 3 / Zimmerman Trl. (45.80647, -108.59981) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 44.1250 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. |