| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Vancouver,
                WA Clark Co. United States | NW 5th Pl. / NW 151st St. (45.72996, -122.67572) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Willard,
                MO Greene Co. United States | US 160 / S Hunt Rd. (Farm Rd 103) (37.29288, -93.40950) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2021 | Year Completed estimated (2021-2022). | 
| Bellingham,
                WA Whatcom Co. United States | Cordata Pkwy. / Horton Rd. (48.80595, -122.49677) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.0896 | Other (At-Grade) Single-Lane | 2019 | Curb returns are further back from ICD than leading ends of splitter islands. | 
| Camas,
                WA Clark Co. United States | NW Camas Meadows Dr. / NW Payne St. / NW Pittock Pl. (45.62718, -122.45141) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0037 | Other (At-Grade) Single-Lane | 2018 | |
| Camas,
                WA Clark Co. United States | NW 44th Ave. / NW Ivy St. (45.60804, -122.42079) | Other Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Camas,
                WA Clark Co. United States | NW 44th Ave. / NW Jasmine St. (45.60960, -122.42245) | Other Existing | All-Way Yield None | 3 Approaches 0 Driveways 26.8221 | Other (At-Grade) Single-Lane | 2012 | No splitter islands, residential area. | 
| Camas,
                WA Clark Co. United States | SE Brady Rd. / Columbia Palisades Dr. (45.58617, -122.47084) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6717 | Other (At-Grade) Single-Lane | 2018 | |
| Jupiter,
                FL Palm Beach Co. United States | E Mangrove Bay Way / (unknown) (26.92420, -80.07691) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Jupiter,
                FL Palm Beach Co. United States | E Mangrove Bay Way (26.92420, -80.07772) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Jupiter,
                FL Palm Beach Co. United States | Cortona Blvd. / Carina Dr. (26.92446, -80.15919) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Mix of stop and yield control. | |
| Pineapple Park - Ibis,
                FL Palm Beach Co. United States | Orchid Reserve Dr. / La Strada / Fox Hollow Dr. (26.77782, -80.20549) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands. | |
| Westlake,
                FL Palm Beach Co. United States | Town Center Pkwy. / Town Center Pkwy. (26.75856, -80.29949) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 64.0080 | Other (At-Grade) Single-Lane | 2018 | Elliptical shaped. ICD = 210 ft x 190 ft. | 
| Boynton Beach,
                FL Palm Beach Co. United States | Verona Lakes Blvd. / Cove Point Dr. (26.55694, -80.19431) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Boynton Beach,
                FL Palm Beach Co. United States | Grand Prix Ln. / Jodhpur Way (26.54180, -80.18611) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Boynton Beach,
                FL Palm Beach Co. United States | Jodhpur Way / Show Ring Way (26.54309, -80.18611) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Boynton Beach,
                FL Palm Beach Co. United States | Grand Prix Ln. / Grand Prix Ln. (26.54159, -80.18202) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Boynton Beach,
                FL Palm Beach Co. United States | Grand Prix Ln. / Grand Prix Ln. (26.54014, -80.18275) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Boynton Beach,
                FL Palm Beach Co. United States | Equus Cir. / Equus Cir. (26.54310, -80.19028) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Boynton Beach,
                FL Palm Beach Co. United States | Equus Cir. / Stone Pier Dr. (26.54341, -80.19471) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 1 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2006 | |
| Boynton Beach,
                FL Palm Beach Co. United States | Equus Cir. / Stone Pier Dr. (26.53987, -80.19491) | Roundabout Existing | All-Way Yield None | 3 Approaches 2 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2006 | |
| Boynton Beach,
                FL Palm Beach Co. United States | Equus Cir. / Three Rail Dr. (26.54322, -80.19888) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2006 | Year Completed estimated (2006-2007). | 
| Boynton Beach,
                FL Palm Beach Co. United States | Equus Cir. / Three Rail Dr. (south) (26.53981, -80.19912) | Roundabout Existing | All-Way Yield None | 3 Approaches 2 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2005 | |
| Boynton Beach,
                FL Palm Beach Co. United States | Cobblestone Creek Dr. / Royal Cobblestone Way (26.53373, -80.18779) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Boynton Beach,
                FL Palm Beach Co. United States | (unknown) (26.52962, -80.20179) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Kings Point,
                FL Palm Beach Co. United States | Golden Gate Ave. / Bridge Crossing Cir. / Ambassador Bridge Rd. (26.42740, -80.17615) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands on north and south legs. | |
| Boca Raton,
                FL Palm Beach Co. United States | Paradise Bay Ave. (26.42033, -80.18594) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Mission Bay,
                FL Palm Beach Co. United States | Regional Park Dr. / 115th Ave. S (26.37614, -80.22849) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2018 | Striping across exits. | 
| Parkland,
                FL Broward Co. United States | Miralago Dr. (26.34225, -80.26655) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Parkland,
                FL Broward Co. United States | Parkland Bay Trl. / Hillsboro Blvd. (26.33443, -80.28894) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2018 | |
| Parkland,
                FL Broward Co. United States | Parkland Bay Dr. / S Baypoint Cir. (26.33521, -80.28954) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Single-Lane | 2018 | |
| Parkland,
                FL Broward Co. United States | Parkland Bay Dr. / Lake House Ln. (26.33622, -80.28969) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Pedestrian access to central island. | |
| Sunset Lakes,
                FL Broward Co. United States | SW 40th St. / Bass Creek Rd. / SW 184th Ave. (25.97128, -80.39165) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2004 | Year Completed estimated (2002-2004). | 
| Miami,
                FL Miami-Dade Co. United States | SW 23rd St. / 153rd Ave. (25.74540, -80.44233) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands on east and west legs. | |
| Richmond West,
                FL Miami-Dade Co. United States | SW 152nd Ave. / SW 175th St. / SW 176th St. (25.60434, -80.43800) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2014 | |
| Richmond West,
                FL Miami-Dade Co. United States | SW 155th Ct. / SW 174th St. (25.60492, -80.44457) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2014 | |
| Richmond West,
                FL Miami-Dade Co. United States | SW 155th Ct. / SW 175th St. (25.60420, -80.44403) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2014 | |
| Frederick,
                MD Frederick Co. United States | Mercantile Dr. E / Rodes Cir. (39.39507, -77.44311) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Frederick,
                MD Frederick Co. United States | S East St. / (future road) (39.40599, -77.40392) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2009 | Year Completed estimated (2009-2011). East leg is stubbed for future connection. | 
| Upper Clover Basin,
                CO Boulder Co. United States | Clover Basin Dr. / Eagan Way / Eagan Cir. (40.14043, -105.16769) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2014 | |
| Westminster,
                CO Jefferson Co. United States | Circle Point Rd. (39.89729, -105.07433) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Pedestrian access to central island. | |
| Castle Rock,
                CO Douglas Co. United States | Castle Oaks Dr. / Arabella Dr. (39.41863, -104.77860) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2006 | |
| Castle Highlands,
                CO Douglas Co. United States | Wolfensberger Rd. / Plum Creek Pkwy. / Coachline Rd. (39.37564, -104.88568) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2018 | Year Completed estimated (2017-2019). | 
| Young American,
                CO Douglas Co. United States | E Plum Creek Pkwy. / Lake Gulch Rd. / S Gilbert St. (39.35773, -104.84209) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2020 | Year Completed estimated (2019-2021). | 
| Pueblo,
                CO Pueblo Co. United States | Palazzo Ln. / Village Green Pl. (38.31441, -104.57757) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2005 | |
| Harrisburg,
                PA Dauphin Co. United States | N 7th St. / Reily St. (40.27393, -76.88481) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | 2022 | |
| McDonough,
                GA Henry Co. United States | Mount Carmel Rd. / Mill Rd. (33.44787, -84.21413) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2021 | |
| McDonough,
                GA Henry Co. United States | Mount Carmel Rd. / Chambers Rd. (33.44669, -84.23067) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2017-2018). | 
| Locust Grove,
                GA Henry Co. United States | N Unity Grove Rd. / Colvin Dr. (33.36757, -84.08138) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2008 | Y-shaped roundabout with high-radius right-turn movements. Replaced triangular intersection with unknown control. Year Completed estimated (2008-2009). | 
| Richmond Hill,
                GA Bryan Co. United States | Belfast Keller Rd. / Belfast River Rd. (31.83099, -81.30293) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Single-Lane | 2020 | Right edge of each entry striped out. Year Completed estimated (2019-2020). | 
| Richmond Hill,
                GA Bryan Co. United States | GA 144 / Belfast River Rd. / Captain Matthew Freeman Dr. (31.88082, -81.26192) | Roundabout Unknown | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2015 | Yield-controlled right-turn bypass lanes on north, east, and south legs included in permanent construction. Initial construction 2015 as temporary roundabout; permanent construction completed 2022. | 
| Stone Mountain,
                GA Gwinnett Co. United States | Lilburn Stone Mountain Rd. / Old Tucker Rd. (33.84796, -84.14816) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | |
| Garden City Beach,
                SC Horry Co. United States | Garden City Connector / Woodlake Dr. (33.59492, -79.01721) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.wmbfnews.com/2021/03/18/construction-underway-turn-indian-wells-golf-club-into-housing-development/ | 
| North Charleston,
                SC Charleston Co. United States | Park Circle (32.88148, -79.98524) | Other Existing | Unknown None | 8 Approaches 4 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Water Ridge,
                FL Polk Co. United States | Adams Barn Rd. / Campion Blvd. / Spartina Way (28.09686, -81.75501) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2008 | |
| Water Ridge,
                FL Polk Co. United States | Adams Barn Rd. / Water Ridge Blvd. / Mimosa Yellow Blvd. (28.10391, -81.75508) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2008 | |
| Estates of Auburndale,
                FL Polk Co. United States | Cimarosa Ave. / Amethyst Ave. (28.09648, -81.77753) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Painted splitter islands. | |
| Auburndale,
                FL Polk Co. United States | Travelers Creek Dr. / Juliana Village Blvd. (28.12978, -81.79219) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Auburndale,
                FL Polk Co. United States | Walkers Point Dr. / Travelers Creek Dr. (28.13150, -81.79305) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Cape Coral,
                FL Lee Co. United States | Coral Lake Blvd. / Lake Nona Ln. / Lake Manatee Ct. (26.70749, -81.94851) | Other Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Estero,
                FL Lee Co. United States | La Bianco St. / Monte Grande Blvd. (26.45358, -81.80095) | Other Existing | All-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Estero,
                FL Lee Co. United States | Caladesi Dr. / La Serena Dr. (26.45343, -81.80822) | Other Existing | All-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Estero,
                FL Lee Co. United States | Grande Oak Blvd. / Saraceno Dr. (26.44309, -81.76801) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Fort Myers,
                FL Lee Co. United States | Via Portofino Way / Miromar Lakes Pkwy. (26.47716, -81.76398) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Bella Terra,
                FL Lee Co. United States | Bella Terra Blvd. / Serre Dr. (26.44807, -81.72872) | Other Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | Concentric striped circulatory roadway. | |
| Bella Terra,
                FL Lee Co. United States | Bella Terra Blvd. / Cleto Dr. (26.43517, -81.72587) | Other Existing | One-Way/Two-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | Concentric striped circulatory roadway. | |
| Bella Terra,
                FL Lee Co. United States | Bella Terra Blvd. / Irsina Dr. / Velino Ln. (26.43151, -81.73124) | Other Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | Concentric striped circulatory roadway. | |
| Bonita Springs,
                FL Lee Co. United States | Palace Ln. / Le Riviera Dr. (26.36106, -81.76616) | Other Existing | One-Way/Two-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Bonita Springs,
                FL Lee Co. United States | Bonita National Blvd. / Antrim Ct. (26.32672, -81.66485) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on north and west legs. | |
| Bonita Springs,
                FL Lee Co. United States | Bonita Beach Rd. SE / Bonita National Rd. (26.32536, -81.67165) | Other Existing | One-Way/Two-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Bonita Springs,
                FL Lee Co. United States | Seasons Coast Dr. / Seasons Tide Ave. (26.32738, -81.67702) | Unknown Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Naples,
                FL Collier Co. United States | Mona Lisa Blvd. / Leonardo Ave. (26.28276, -81.71712) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Parking along circulatory roadway; no splitter islands on two legs. | |
| Naples,
                FL Collier Co. United States | Vintage Colony Blvd. / Villa Florenza Dr. (26.23874, -81.72623) | Other Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Naples,
                FL Collier Co. United States | Laguna Cir. / Carrrington Cir. (26.19531, -81.74048) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Naples,
                FL Collier Co. United States | Halstatt Dr. / Residence Cir. (26.17905, -81.76436) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on three legs. | |
| Estuary at Grey Oaks,
                FL Collier Co. United States | Estuary Dr. / Rue du Jardin (26.17932, -81.76832) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Naples,
                FL Collier Co. United States | Naples Reserve Blvd. (26.05432, -81.66782) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Marco,
                FL Collier Co. United States | Cape Marco Dr. (25.91059, -81.72673) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| (unincorporated),
                SC Anderson Co. United States | US 178 (Liberty Hwy.) / SC 88 (Old Greenville Hwy.) (34.70600, -82.67664) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | |
| Cumming,
                GA Forsyth Co. United States | Clement Rd. / Ballantrae Cir. (34.12079, -84.17825) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2006 | Entrance to gated community. | 
| Florence,
                SC Florence Co. United States | (unknown) / (unknown) (34.27325, -79.70144) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2022 | |
| Ogden,
                NC New Hanover Co. United States | Eventide Blvd. / Songbird Ct. (34.25685, -77.78302) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2007 | |
| Jacksonville,
                NC Onslow Co. United States | Aragona Blvd. / Thyme Ct. (34.80023, -77.45887) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Jacksonville,
                NC Onslow Co. United States | Parkway Dr. / Surry Ct. (34.80117, -77.45822) | Other Existing | Unknown Unknown | 3 Approaches 2 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Jacksonville,
                NC Onslow Co. United States | Aragona Blvd. / Myna Dr. (34.80135, -77.45579) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Jacksonville,
                NC Onslow Co. United States | Aragona Blvd. / Ramsey Dr. / Ramsey Ct. (34.80252, -77.45365) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Sandy Spring,
                MD Montgomery Co. United States | Alexander Manor Dr. / Red Tail Ct. / Halex Hill Ct. (39.13149, -77.01778) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Sandy Spring,
                MD Montgomery Co. United States | Friends House Rd. / Quaker Ln. / (parking) (39.14071, -77.03036) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Germantown,
                MD Montgomery Co. United States | Observation Dr. / Goldenrod Ln. (39.18419, -77.24566) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2013 | Year Completed estimated (2012-2014). | 
| Germantown,
                MD Montgomery Co. United States | Crystal Rock Dr. / Century Blvd. (39.20326, -77.27356) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2015 | Striping added 2019-2021. Inconsistent lane use markings between entry and circulatory roadway. | 
| Clarksburg,
                MD Montgomery Co. United States | Little Seneca Pkwy. / Cabin Branch Ave. (39.21654, -77.28310) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2016 | Year Completed estimated (2016-2017). Striping added 2019-2021. | 
| Clarksburg,
                MD Montgomery Co. United States | Broadway Ave. / Little Seneca Pkwy. (39.21646, -77.28540) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2016 | Year Completed estimated (2015-2017). Striping added 2019-2021. | 
| Clarksburg,
                MD Montgomery Co. United States | Clarksburg Rd. / W Old Baltimore Rd. (39.21396, -77.29731) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2019-2020). | 
| Clarksburg,
                MD Montgomery Co. United States | Cabin Branch Ave. / Skimmer St. (39.22020, -77.28435) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2016 | Year Completed estimated (2015-2017). Striping added 2019-2021. | 
| Odenton,
                MD Anne Arundel Co. United States | Two Rivers Blvd. / Dragon Fly Way / Broad Wing Dr. (39.01870, -76.71985) | Unknown Existing | Unknown Unknown | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2015 | |
| Gambrills,
                MD Anne Arundel Co. United States | Grand Meadow Dr. / Ridings Way (39.00615, -76.66270) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.4632 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2017-2018). | 
| Willard,
                MO Greene Co. United States | US 160 / E Jackson St. (MO Hwy Z) (37.29842, -93.41908) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2020 | https://www.modot.org/node/21620 | 
| Willard,
                MO Greene Co. United States | US 160 / Farm Rd. 94 (37.27738, -93.39683) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2020 | https://www.modot.org/node/21620 | 
| Greensburg,
                PA Westmoreland Co. United States | Ridgeway St. / Morrison Ave. (40.29972, -79.53295) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| New York City,
                NY New York Co. United States | W 79th St. / Henry Hudson Pkwy. SB Ramps (40.78573, -73.98446) | Other Existing | All-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Cape Charles,
                VA Northampton Co. United States | Bahama Rd. / Bridgeton Dr. (37.27422, -76.00869) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. |