| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Elkridge,
                MD Howard Co. United States | Toomey Ln. / Clements Ln. (39.20950, -76.71291) | Other Existing | Unknown Unknown | 2 Approaches 4 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands. | |
| Ellicott City,
                MD Howard Co. United States | Hillsborough Rd. / English Morning Ln. (39.25046, -76.79507) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Silver Spring,
                MD Montgomery Co. United States | Ritchie Ave. / Oswego Ave. (38.98602, -77.00877) | Traffic Calming Circle Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Painted splitter islands. | |
| Washington,
                DC United States | Main Dr. NW (38.97464, -77.02950) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Washington,
                DC United States | Main Dr. NW / 14th St. NW (38.97376, -77.03425) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Old Town College Park,
                MD Prince George's Co. United States | 52nd Ave. / (unknown) (38.97496, -76.92410) | Other Existing | Unknown Unknown | 2 Approaches 1 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Bowie,
                MD Prince George's Co. United States | Faircrest Circle (38.92760, -76.84166) | Other Existing | Unknown Unknown | 2 Approaches 18 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Quantico Base,
                VA Prince William Co. United States | Barnett Ave. / Russell Rd. / Dunlap Rd. / Damato St. (38.51066, -77.31001) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Woodbridge,
                VA Prince William Co. United States | Anchor Bend Circle (38.59517, -77.28977) | Other Existing | Unknown Unknown | 2 Approaches 12 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Woodbridge,
                VA Prince William Co. United States | Potomac Branch Dr. / Oberlin Dr. / Barkham Dr. / Weeburn Way / Cadbury Way (38.63114, -77.28082) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Mount Vernon,
                VA Fairfax Co. United States | Mount Vernon Memorial Hwy (38.71132, -77.08612) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Parking along circulatory roadway. | |
| Mount Vernon,
                VA Fairfax Co. United States | Fort Willard Circle (38.78275, -77.06601) | Other Existing | Unknown Unknown | 6 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Eisenhower East,
                VA Alexandria City United States | Eisenhower Ave. / Holland Ln (38.80044, -77.06079) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 0 | |
| Aldie,
                VA Loudoun Co. United States | Lenah Mill Blvd. / Quail Crossing Way / Sparrow Pond Ct. (38.94564, -77.57003) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | Year Completed estimated (2015-2016). | 
| The Grant at Willowsford,
                VA Loudoun Co. United States | Everfield Dr. / Chinkapin Pl. / Wild Plum Dr. (38.96601, -77.59547) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2017 | No external curbs. | 
| The Grant at Willowsford,
                VA Loudoun Co. United States | Everfield Dr. / Red Sunset Pl. / Meadow Star Pl. (38.97541, -77.58564) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2017 | |
| The Grant at Willowsford,
                VA Loudoun Co. United States | Everfield Dr. / Chambourcin Pl. / Linwood Manor Pl. (38.97838, -77.57627) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2019 | |
| Brambleton,
                VA Loudoun Co. United States | Creighton Rd. / Learning Cir. / Glenwood Heights Cir. (38.98123, -77.55390) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2016 | Year Completed estimated (2016-2017). | 
| Brambleton,
                VA Loudoun Co. United States | Creighton Rd. / Learning Cir. / Canyon Oak Ct. (38.97966, -77.54896) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2016 | Year Completed estimated (2016-2017). | 
| Brambleton,
                VA Loudoun Co. United States | Creighton Rd. / Wolfspring Pl. (38.97734, -77.54640) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2016 | Year Completed estimated (2016-2017). | 
| Brambleton,
                VA Loudoun Co. United States | Hampton Oak Terrace / Porter Ridge Terrace (38.97751, -77.53813) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Brambleton,
                VA Loudoun Co. United States | Sullivans Cove Square / Cabrillo Terrace (38.98090, -77.53801) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Laddonia,
                MO Audrain Co. United States | US 54 / MO 19 / Hwy BB (39.16323, -91.64907) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Single-Lane | 2019 | https://www.modot.org/roundabouts-us-route-54 | 
| Utica,
                NY Oneida Co. United States | Johnson Park (43.09164, -75.23682) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Pedestrian access to central island. | |
| Ellicott City,
                MD Howard Co. United States | Nightingale Ct. / Academy Rd. (39.24564, -76.79297) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Huntington,
                WV Cabell Co. United States | Campbell Dr. / (parking) (38.40914, -82.37140) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Virginia Beach,
                VA Virginia Beach City United States | Dam Neck Rd. / Terrier Ave. (36.78326, -75.96273) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2016 | Painted splitter islands. Inside entrance gate to Dams Neck Naval Air Station. Year Completed estimated (2015-2016). | 
| Creeds,
                VA Virginia Beach City United States | Hillcrest Farms Circle (36.75970, -76.13362) | Other Existing | Unknown Unknown | 6 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Virginia Beach,
                VA Virginia Beach City United States | Heald Way / Murphy Ln. (36.76905, -76.17484) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Virginia Beach,
                VA Virginia Beach City United States | Heald Way / Spain Ln. (36.76636, -76.17560) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Norfolk,
                VA Norfolk City United States | Guam Pkwy. / Nashville Quay (36.92612, -76.22435) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Baring Cross,
                AR Pulaski Co. United States | Rockwater Ln. (34.75999, -92.28558) | Traffic Calming Circle Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| North Little Rock,
                AR Pulaski Co. United States | Paul Eells Dr. / Crystal Hill Rd (34.83326, -92.39168) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2007-2009). | 
| North Little Rock,
                AR Pulaski Co. United States | Paul Eells Dr. / Richardson Dr. (34.83337, -92.38724) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Duquesne Place,
                AR Pulaski Co. United States | Northfield Dr. / Duquesne Dr. / Bronte Ct. (34.80892, -92.49359) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter island on north leg. | |
| Little Rock,
                AR Pulaski Co. United States | Chalamont Dr. / Challain Dr. (34.80914, -92.50408) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2001 | Year Completed estimated (2000-2002). | 
| Little Rock,
                AR Pulaski Co. United States | Chalamont Dr. / Epernay Pl. (34.81311, -92.50982) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2001 | Year Completed estimated (2000-2002). | 
| Fayetteville,
                AR Washington Co. United States | N Golf Club Dr. / N Crooked Stick Dr. (36.08364, -94.21444) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Parking along circulatory roadway. | |
| Buechel,
                KY Jefferson Co. United States | Meeting St. (38.32910, -85.56720) | Other Existing | Unknown Unknown | 6 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Floyds Knobs,
                IN Floyd Co. United States | Cote de Chambord (38.32233, -85.86145) | Other Existing | Unknown Unknown | 2 Approaches 1 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Charlestown,
                IN Clark Co. United States | Melbourne Dr. / Hawthorne Glen / Covington Dr. (38.41763, -85.72569) | Other Unknown | Unknown Unknown | 3 Approaches 7 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Buechel,
                KY Jefferson Co. United States | Beechspring Farm Blvd. / Creekton Dr. (38.30690, -85.61487) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Lexington,
                KY Fayette Co. United States | Castlebridge Ln. / Muldoon Dr. / Durning Rd. / Hannon Way / Dudee Ct. (37.99074, -84.40486) | Other Existing | Unknown Unknown | 8 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. | |
| Malvern,
                PA Chester Co. United States | S Atwater Dr. / Quarry Point Rd. (40.06699, -75.52985) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on side street. | |
| Downingtown,
                PA Chester Co. United States | Downing Forge Way / Milltown Trl. (40.01658, -75.71562) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Newtown Square,
                PA Delaware Co. United States | Saint Albans Circle (39.98798, -75.39888) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Painted splitter islands and exterior edge. | |
| Broomall,
                PA Delaware Co. United States | S New Ardmore Ave. / Cambridge Rd. (39.97803, -75.34826) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Winchester Park,
                PA Philadelphia Co. United States | Holme Circle (40.05650, -75.02866) | Signalized Roundabout/Circle Existing | Signal Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | Hamburger shaped. | |
| Meridian Crossing,
                DE New Castle Co. United States | Meridian Blvd. / Time Cir. / Sun Blvd. (39.61548, -75.67914) | Other Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Aiken's Tavern Historic District,
                MD Cecil Co. United States | Patriots Way / McArthur Ln. (39.62121, -75.80850) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Hurlburt Field,
                FL Okaloosa Co. United States | Independence Rd. / Tully St. (30.41245, -86.69161) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2009 | High-speed through lane bypass on west leg. High-speed merging right-turn bypass lane on east leg. Year Completed estimated (2007-2010). | 
| Navarre,
                FL Santa Rosa Co. United States | Reserve Pointe Circle (30.40810, -86.85076) | Other Existing | One-Way/Two-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Gulf Breeze,
                FL Santa Rosa Co. United States | Lighthouse Pointe Dr. / Winding Shore Dr. / Tidewater Dr. / Windpointe Cove (30.39683, -86.95228) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Gulf Breeze,
                FL Santa Rosa Co. United States | Nantahala Beach Rd. (30.39453, -87.01298) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Gulf Breeze,
                FL Santa Rosa Co. United States | Nantahala Beach Rd. / (parking) (30.39316, -87.01479) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Cantonment,
                FL Escambia Co. United States | Badger Circle (30.58209, -87.33283) | Other Existing | Unknown Unknown | 3 Approaches 12 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. | |
| Northampton,
                PA Northampton Co. United States | Rush Ct. / Witherspoon Ct. / Harrison Ct. / Clymer Ct. (40.68558, -75.46454) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. | |
| Palmer Heights,
                PA Northampton Co. United States | Central Dr. / Carousel Ln. (40.70457, -75.26044) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Palmer Heights,
                PA Northampton Co. United States | Central Dr. / Saddle Ln. (40.70262, -75.26022) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| (unincorporated),
                CA San Joaquin Co. United States | SR 88 / E Liberty Rd. (38.23596, -121.05106) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.facebook.com/CaltransDistrict10/posts/caltrans-begins-roundabout-project-on-state-route-88-at-liberty-road-near-clemen/3922838604435956/ | 
| Higher Shurlach,
                England Cheshire United Kingdom | A556 / A530 (King St.) (53.25034, -2.47316) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x2 max) | ||
| Lymm,
                England Warrington United Kingdom | A50 (Cliff Ln.) / (service area entrance) (53.35987, -2.50585) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Appleton,
                England Warrington United Kingdom | Longwood Rd. / Pewterspear Green Rd. / Dipping Brook Ave. (53.34861, -2.56696) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Appleton,
                England Warrington United Kingdom | Longwood Rd. / Rosemoor Gardens (53.35269, -2.56325) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Appleton,
                England Warrington United Kingdom | Owens Cor [A49 (London Rd.) / Longwood Rd. / Hillside Rd.] (53.34642, -2.57511) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Liverpool,
                England Liverpool United Kingdom | A5058 (Queens Dr.) / B5178 (Childwall Rd. - Childwall Valley Rd.) / Childwall Priory Rd. (53.39730, -2.89711) | Roundabout Existing | All-Way Yield Pedestrian Signal (red-yellow-green to drivers) | 5 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x2 max) | ||
| Liverpool,
                England Liverpool United Kingdom | Riverside Dr. / Jericho Ln. / Otterspool Dr. (53.36699, -2.94085) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Liverpool,
                England Liverpool United Kingdom | A5036 (Sefton St.) / Riverside Dr. / Royden Way / (parking) (53.37969, -2.97214) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | ||
| Jersey City,
                NJ Hudson Co. United States | Lincoln Park / Lookout Dr. (40.72458, -74.08101) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| South Laurel,
                MD Prince George's Co. United States | Frost Pl. / (parking) (39.09016, -76.90091) | Other Existing | Unknown Unknown | 2 Approaches 1 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Denham Springs,
                LA Livingston Par. United States | Juban Rd. (LA 1026) / Buddy Ellis Rd. (30.45957, -90.91627) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2021 | Year Completed estimated (2021-2022). | 
| Ellicott City,
                MD Howard Co. United States | Academy Rd. / Hillsborough Rd. / Chews Vineyard (39.24993, -76.78913) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Columbia,
                MD Howard Co. United States | Vantage Point Rd. (39.22074, -76.85392) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Columbia,
                MD Howard Co. United States | Charter Dr. / (parking) (39.21273, -76.88310) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-Lane | 2013 | Converted from cul-de-sac. Year Completed estimated (2011-2014). | 
| Bend,
                OR Deschutes Co. United States | SW Golden Meadow Loop (44.01239, -121.35331) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Bend,
                OR Deschutes Co. United States | SW River Rim Dr. (44.01291, -121.35268) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Bend,
                OR Deschutes Co. United States | NW Wild Rye Cir. / (parking) (44.09017, -121.33623) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Bend,
                OR Deschutes Co. United States | Larkview Rd. / (unknown) (44.07617, -121.25624) | Other Existing | Unknown Unknown | 2 Approaches 1 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Bend,
                OR Deschutes Co. United States | Oakview Dr. / (unknown) (44.07555, -121.25628) | Other Existing | Unknown Unknown | 2 Approaches 2 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Redmond,
                OR Deschutes Co. United States | NW Elm Ave / NW 25th St. (44.28006, -121.19669) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Redmond,
                OR Deschutes Co. United States | NW 25th St. / NW Ivy Ave. (44.28520, -121.19681) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Portland,
                OR Multnomah Co. United States | NE Cascades Pkwy. / (parking) (45.57191, -122.55594) | Other Existing | Other Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Charleston,
                SC Charleston Co. United States | W Ashley Cir. (32.82714, -80.08456) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | |
| Charleston,
                SC Charleston Co. United States | (apartment entrance) / (parking) (32.84207, -80.09148) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Hanahan,
                SC Berkeley Co. United States | Emelin Dr. (32.94955, -80.01212) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Columbia,
                SC Richland Co. United States | Lightwood Knot Rd. / Seven Springs Rd. (34.13627, -80.88497) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Columbia,
                SC Richland Co. United States | Town Center Pl. / Promenade Pl. (34.12948, -80.87869) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | Parking along circulatory roadway. Concentric circulatory roadway markings. | |
| Elgin,
                SC Richland Co. United States | Catawba Hill Dr. / Esaw Dr. (34.12884, -80.84957) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Elgin,
                SC Richland Co. United States | Greenhill Parish Pkwy. / Upland Hill Ln. (34.12860, -80.84464) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Stop control on side street. | |
| Elgin,
                SC Richland Co. United States | Jacobs Creek Dr. / Palamino Ln. (34.13932, -80.85292) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Elgin,
                SC Richland Co. United States | Jacobs Creek Dr. / Silver Cup Ln. / Sunday Silence Ln. (34.14067, -80.85050) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Columbia,
                SC Richland Co. United States | Old Somerby Way / Lake Carolina Dr. / Granbury Ln. (34.18569, -80.88220) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 53.3400 | Other (At-Grade) Single-Lane | 2003 | |
| Columbia,
                SC Richland Co. United States | Lake Carolina Dr. / Hartmill Dr. (34.18884, -80.89329) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2003 | |
| Columbia,
                SC Richland Co. United States | Magnolia Bluff Dr. / N Bay Crossing (34.18293, -80.89474) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Columbia,
                SC Richland Co. United States | Magnolia Bluff Dr. / Waterton Way / Arbor Place Dr. / Arbor Vista Ct. (34.18264, -80.89318) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on three legs. | |
| Columbia,
                SC Richland Co. United States | Sailing Club Dr. / Rolling Shoals Dr. / Sunchaser Dr. (34.17660, -80.89290) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Columbia,
                SC Richland Co. United States | Lake Carolina Blvd. / Lake Carolina Dr. (34.17813, -80.89618) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 68.5800 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2002 | Concentric striping in circulatory roadway. Year Completed estimated (1994-2003). 21442. | 
| Columbia,
                SC Richland Co. United States | Eagle Pointe Dr. / Willow Pointe Dr. (34.17341, -80.89656) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on east and west legs. | |
| Columbia,
                SC Richland Co. United States | Brooksdale Dr. / Pennywell Ct. / Parnell Ct. (34.19338, -80.90425) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Columbia,
                SC Richland Co. United States | Ashland Blvd. / Ashland Dr. / Mapleside Dr. (34.19364, -80.89998) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2006-2011). |