| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Big Bear Lake,
                CA San Bernardino Co. United States | Moonridge Rd. / Rathbun Dr. / Club View Dr. (34.23967, -116.86952) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Peanut shaped. https://www.youtube.com/watch?v=wfZy_7SYJvg (starts at 2:10) | 
| Morristown,
                NJ Morris Co. United States | Morris St. / Spring St. (40.79761, -74.47800) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://nj1015.com/hows-the-new-circle-in-morristown-nj-youd-be-surprised/ | 
| Parkstone,
                FL Seminole Co. United States | Parkstone Blvd. / Seneca Meadows Rd. / Windsor Cresent St. (28.70730, -81.28165) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Pedestrian access to central island. | |
| Longwood,
                FL Seminole Co. United States | Skylark Circle (28.71388, -81.33228) | Other Existing | Unknown Unknown | 6 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Apopka,
                FL Orange Co. United States | Bolzano Dr. / Roveri Ave. (28.70522, -81.46060) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Tavares,
                FL Lake Co. United States | Royal Harbor Blvd. (28.75226, -81.75963) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Parking along circulatory roadway. | |
| Tavares,
                FL Lake Co. United States | Royal Harbor Blvd. / Armada St. (28.74877, -81.76275) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| North Leeds,
                WI Columbia Co. United States | US 51 / STH 22 / STH 60 (43.33205, -89.32536) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://www.channel3000.com/roundabout-at-us-51-state-highways-22-and-60-in-columbia-county-to-open-thursday/pic/4787689/ | 
| Kaukauna,
                WI Outagamie Co. United States | US 55 / CR JJ (44.31574, -88.29154) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.wbay.com/2022/08/09/highway-55county-jj-roundabout-opens-outagamie-county/ | 
| Upper St Clair,
                PA Allegheny Co. United States | McLaughlin Run Rd. / McMillan Rd. / Lesnett Rd. (40.34497, -80.08221) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.wtae.com/article/upper-st-clair-mclaughlin-run-road-roundabout/40981732# | 
| Tavares,
                FL Lake Co. United States | Royal Harbor Blvd. / Indian Ocean Loop / Baltic Sea Blvd. (28.75627, -81.76059) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Howey in the Hills,
                FL Lake Co. United States | Bella Vista Dr. / Bridgeview Dr. (28.73743, -81.78805) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Parking along circulatory roadway. | |
| Bardmoor,
                FL Pinellas Co. United States | 100th Ave. / 83rd St. / 83rd Cir. (27.86288, -82.75376) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Bardmoor,
                FL Pinellas Co. United States | 100th Ave. / 84th St. (27.86285, -82.75544) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Bardmoor,
                FL Pinellas Co. United States | 100th Ave. / 85th St. (27.86292, -82.75704) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Bardmoor,
                FL Pinellas Co. United States | 100th Ave. / 86th St. (27.86308, -82.75871) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Bardmoor,
                FL Pinellas Co. United States | 100th Ave. / 87th St. (27.86324, -82.76024) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Holly Springs,
                GA Cherokee Co. United States | Hickory Rd. / Betty Barrett Way (34.17294, -84.49807) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | North leg stubbed. | 
| Arlington,
                WA Snohomish Co. United States | SR 531 (172nd St. NE) / 43rd Ave. NE (48.15231, -122.17230) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://www.arlingtonwa.gov/758/43rd-Ave-SR-531-172nd-St-Roundabout | 
| Loon Lake,
                WA Stevens Co. United States | US 395 / SR 292 / Gardenspot Rd. (48.05995, -117.62055) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.kxly.com/us-395-loon-lake-roundabout-now-fully-open/ | 
| Hayden,
                ID Kootenai Co. United States | E Honeysuckle Ave. / 4th St. (47.75139, -116.77538) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2022 | https://cdapress.com/news/2022/jul/11/hayden-celebrates-first-roundabout/ | 
| McDonough,
                GA Henry Co. United States | GA 20 (Conyers Rd.) / Turner Church Rd. (33.46634, -84.12195) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.henryherald.com/news/roundabout-at-state-route-20-turner-church-road-completed/article_d24937ec-134f-11ed-9d97-df5b21ece3e9.html | 
| Billings,
                MT Yellowstone Co. United States | King Ave. W / S 56th St. W (45.75516, -108.65895) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.yourbigsky.com/local-news-2/billings-king-ave-56th-st-w-reopened/ | 
| Rolla,
                MO Phelps Co. United States | US 63 (N Bishop Ave.) / University Dr. (37.95373, -91.77712) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Entrance to Missouri S&T campus. http://moverollatdd.com/university-drive-realignment/ | 
| Marana,
                AZ Pima Co. United States | W Moore Rd. / N Tortolita Rd. (32.43912, -111.08270) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.maranaaz.gov/news/2022/5/25/traffic-alert-roundabout-construction-at-moore-road-amp-tortolita-road | 
| Eaton,
                CO Weld Co. United States | Collins St. (CR 74) / CR 35 (40.52442, -104.73663) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://townofeaton.colorado.gov/news-article/eatons-new-roundabout-collins-and-cr-35 | 
| Summit Township,
                PA Erie Co. United States | Oliver Rd. / Hamot Rd. / Flower Rd. (42.02926, -80.09261) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | Combined two intersections, a 4-way and a 3-way, both with one/two-way stops. https://www.goerie.com/story/news/local/2022/09/02/summit-township-five-points-roundabout-detours-traffic-transportation-penndot-construction-roads/65466614007/ | 
| Indian Trail,
                NC Union Co. United States | Brandon Oaks Pkwy. / Ponytail Dr. / Rodgers Rd. (35.04366, -80.65889) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.2920 | Other (At-Grade) Single-Lane | 2004 | Year Completed estimated (2002-2005). | 
| Monroe,
                NC Union Co. United States | Unionville Indian Trail Rd. W / Sardis Church Rd. (35.07154, -80.62123) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | Yield-controlled right-turn bypass lanes on northwest and northeast legs. Driveway is exit from school parking lot; https://www.youtube.com/watch?v=r2sUo7XnTOU | 
| Easthampton,
                MA Hampshire Co. United States | Pleasant St. / Lovefield St. / Ferry St. (42.27616, -72.65722) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 25.9080 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2020 | https://www.wwlp.com/news/local-news/hampshire-county/ferry-street-in-easthampton-to-reopen-monday-with-new-traffic-pattern/ | 
| Concord,
                NH Merrimack Co. United States | Manor Rd. / Abbott Rd. (43.26422, -71.57349) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2018 | https://www.nh.gov/dot/org/projectdevelopment/highwaydesign/roundabouts/documents/nh_roundabouts_list_details_web_version.pdf | 
| St Thomas,
                ON Elgin Canada | Wellington St. / Manor Rd. (42.77450, -81.15594) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.0000 | Other (At-Grade) Single-Lane | 2016 | |
| Concord,
                NH Merrimack Co. United States | US 4 (Old Boyce Rd.) / Whitney Rd. / Hoit Rd. (43.28906, -71.58169) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://www.concordmonitor.com/A-Canterbury-homeowner-enjoys-the-storm-before-the-calm-47736538 | 
| Long Branch,
                NJ Monmouth Co. United States | Cooper Ave. / Grant St. (40.30872, -73.97920) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Jackson,
                NJ Ocean Co. United States | Davidson Way W / Fairview Ln. E (40.14563, -74.35165) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| McGuire Air Force Base,
                NJ Burlington Co. United States | Tuskegee Airmen Ave. / McGuire Blvd. (40.03543, -74.58677) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| McGuire Air Force Base,
                NJ Burlington Co. United States | McGuire Blvd. / Arnold Ave. (40.02792, -74.58497) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| McGuire Air Force Base,
                NJ Burlington Co. United States | Broidy Rd. / Wonnacott Ave. (40.02918, -74.61153) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Fort Dix,
                NJ Burlington Co. United States | Fort Dix St. / Pemberton Wrightstown Rd. / Delaware Ave. / Texas Ave. / Neely Rd. (40.02987, -74.61869) | Other Existing | Unknown Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Pedestrian access to central island. | |
| Fort Dix,
                NJ Burlington Co. United States | General Circle (40.01671, -74.63519) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Hi-Nella,
                NJ Camden Co. United States | Minnetonka Rd. / Hiawatha Rd. / Nokomis Rd. (39.83983, -75.02137) | Other Existing | Unknown Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| West Des Moines,
                IA Polk Co. United States | Market St. / S Prairie View Dr. / Mills Civic Pkwy. (41.56098, -93.78384) | Other Existing | Unknown Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Pedestrian access to central island. | |
| Urbandale,
                IA Dallas Co. United States | Tanglewood Dr. / 159th St. (41.63969, -93.83774) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands. | |
| Urbandale,
                IA Dallas Co. United States | Tanglewood Dr. / 160th St. (41.64042, -93.84043) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands. | |
| Urbandale,
                IA Dallas Co. United States | 160th St. / Alpine Dr. (41.64214, -93.83906) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands. | |
| Urbandale,
                IA Dallas Co. United States | 162nd St. / Alpine Dr. (41.64249, -93.84126) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | No splitter islands. | |
| McNair,
                VA Fairfax Co. United States | Corporate Park Dr. / Woodland View Dr. (38.95172, -77.39609) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2018-2019). | 
| South Riding,
                VA Loudoun Co. United States | Pinebrook Rd. / Avonlea Dr. (38.92833, -77.52952) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2006-2008). | 
| Travilah,
                MD Montgomery Co. United States | Marwood Hill Dr. / Rivers Bend Ln. (39.03022, -77.23432) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Gaithersburg,
                MD Montgomery Co. United States | Upshire Circle (39.11353, -77.22397) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Meridian,
                ID Ada Co. United States | E Lake Hazel Rd. / S Locust Grove Rd. (43.54644, -116.37449) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Year Completed estimated (2021-2022). | 
| Fillmore,
                CA Ventura Co. United States | Heritage Valley Pkwy. / Central Ave. (34.39351, -118.91237) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2021 | Painted splitter islands. Initial unfinished construction around 2014. Year Completed estimated (2021-2022). | 
| Fillmore,
                CA Ventura Co. United States | Heritage Valley Pkwy. / Mountain View St. (34.39380, -118.90777) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2020 | Painted splitter islands on west and southeast legs. Initially constructed as traffic circle with pedestrian access to central island. Year Completed estimated (2019-2021). | 
| Maineville,
                OH Warren Co. United States | Miami Bluffs Blvd. / Crossing Dr. (39.33828, -84.24190) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on north or south legs. | |
| Maineville,
                OH Warren Co. United States | Village Green Pkwy. / Dew Drop Cir. / Turtle Hollow / Cypress Ln. / Acorn Ln. / Wild Turkey Walk (39.32187, -84.20385) | Other Existing | Unknown Unknown | 6 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Pedestrian access to central island. | |
| Maineville,
                OH Warren Co. United States | Village Green Pkwy. / Sandstone Trl. / Wilderness Way / Crystal Lake Ln. (39.32180, -84.20145) | Other Existing | Unknown Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Pedestrian access to central island. | |
| Maineville,
                OH Warren Co. United States | Village Green Pkwy. / Crystal Cove Pt. (39.32280, -84.19846) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | Pedestrian access to central island. | |
| Medfield,
                MD Baltimore City United States | Weldon Ave. / Elsa Terrace (39.33803, -76.63881) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Parking along circulatory roadway; pedestrian access to central island. | |
| Homestead,
                FL Miami-Dade Co. United States | Saint Nazaire Blvd. / SW 127th Ave. (25.50248, -80.39611) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2020 | Add-lane right-turn bypass lanes on north and west legs. | 
| Homestead,
                FL Miami-Dade Co. United States | NE 41st Terrace / NE 22nd Dr. (25.49024, -80.41461) | Traffic Calming Circle Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Homestead,
                FL Miami-Dade Co. United States | NE 42nd Ave. / Waterstone Blvd. / NE 41st Terrace (25.48166, -80.41474) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Florida City,
                FL Miami-Dade Co. United States | NW 9th Ave. / NW 12th St. (25.45877, -80.49144) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 21.3360 | Other (At-Grade) Single-Lane | 2015 | |
| Windsor,
                CO Weld Co. United States | Westgate Dr. / Oakmond St. (40.48121, -104.98870) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2020 | Year Completed estimated (2019-2021). Opened 1999-2004 as single-lane cul-de-sac with south leg and stubs on west and east legs and no evidence of traffic control; the outer portions of circulatory roadway were striped out. Converted to 2x1 roundabout 2019-2021 with addition of north leg. | 
| Orange Township,
                OH Delaware Co. United States | E Powell Rd. / Lyra Dr. / Mesloh Dr. (40.15631, -82.97132) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://www.delgazette.com/news/98988/roundabout-completed-in-orange | 
| Fort Collins,
                CO Larimer Co. United States | Ketcher Rd. / SW Frontage Rd. (40.50855, -104.99242) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.reporterherald.com/2022/05/14/ketcher-road-bridge-over-i-25-to-reopen-may-18-following-seven-month-construction-closure/ | 
| Fort Collins,
                CO Larimer Co. United States | Snow Mesa Dr. / (parking) (40.52404, -105.03198) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2007 | |
| Windsor,
                CO Larimer Co. United States | CR 5 / Westgate Dr. / E CR 32 E (40.48667, -104.98201) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | Year Completed estimated (2020-2021). | 
| Windsor,
                CO Larimer Co. United States | CR 5 / Oakmont St. / Oakmont Ln. (40.48214, -104.98213) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | Year Completed estimated (2020-2021). | 
| Concord,
                NH Merrimack Co. United States | Whitney Rd. / Merchants Way (43.28791, -71.58083) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.concordmonitor.com/Exit-17-rotary-landscaped-by-local-nursery-City-Council-accepts-donations-for-project-48392448 | 
| Salem,
                NH Rockingham Co. United States | Via Toscana / S Village Dr. (42.77099, -71.22354) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2020 | In a mixed-use development called Tuscan Village. | 
| Salem,
                NH Rockingham Co. United States | Tuscan Blvd. / S Village Dr. (42.76904, -71.22519) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2020 | In a mixed-use development called Tuscan Village. | 
| Salem,
                NH Rockingham Co. United States | Tuscan Blvd. / (unknown) (42.77007, -71.22693) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2020 | In a mixed-use development called Tuscan Village. | 
| Salem,
                NH Rockingham Co. United States | Tuscan Blvd. / Artisan Dr. (42.77110, -71.22775) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2020 | In a mixed-use development called Tuscan Village. | 
| Laurel,
                MS Jones Co. United States | Central Ave. / N 5th Ave. (31.69251, -89.13109) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | Converted from traffic circle with all-way stop control by adding small raised splitter islands and converting to yield on entry. Year Completed estimated (2019-2022). | 
| Noblesville,
                IN Hamilton Co. United States | SR 32 (Westfield Rd.) / SR 38 (Sheridan Rd.) / (Riverview Health Center entrance) (40.04704, -86.02480) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://www.cityofnoblesville.org/topic/subtopic.php?topicid=540&structureid=1 | 
| Westville,
                IN La Porte Co. United States | US 6 / SR 2 (41.53995, -86.91066) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Single-Lane | 2022 | Opened Nov 1, 2022. There is a cut-through in the central island to allow for police-escorted oversize/overweight (OSOW) loads that travel US 6. https://www.in.gov/indot/about-indot/central-office/welcome-to-the-laporte-district/us-6-at-sr-2-intersection-improvement-in-laporte-county/ | 
| Naples,
                FL Collier Co. United States | Forest Glen Blvd. / (parking) (26.14593, -81.68155) | Other Existing | One-Way/Two-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Naples,
                FL Collier Co. United States | Loblolly Bay Dr. / Bishopwood Ct. (26.14397, -81.67954) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Forest Glenn of Naples,
                FL Collier Co. United States | Jungle Plum Dr. / Periwinkle Way (26.15038, -81.68055) | Other Existing | All-Way Stop Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Noblesville,
                IN Hamilton Co. United States | SR 32 (Westfield Rd.) / River Rd. (40.04704, -86.02793) | Roundabout Unknown | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | https://www.cityofnoblesville.org/topic/subtopic.php?topicid=540&structureid=1 | |
| Sioux Falls,
                SD Minnehaha Co. United States | E 18th St. / S Highline Pl. / S Highline Ave. (43.53603, -96.65424) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2019 | Right-turn-only lanes on all legs. Year Completed estimated (2018-2020). | 
| Sioux Falls,
                SD Minnehaha Co. United States | N Granite Ln. / N Granite Ct. (43.60869, -96.76803) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2015 | |
| Glenwood,
                MN Pope Co. United States | STH 55 / 160th St. (45.67198, -95.38264) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2021 | https://content.govdelivery.com/accounts/MNDOT/bulletins/2f8b35e | 
| Bemidji,
                MN Beltrami Co. United States | US 71 / Anne St. NW (47.50510, -94.90640) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2022 | Right-turn-only lanes on north and south legs. https://www.dot.state.mn.us/d2/projects/hwy71-bemidji/index.html | 
| Platte City,
                MO Platte Co. United States | MO 92 / MO 45 Spur (39.33177, -94.89577) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2022 | Year Completed estimated (2021-2022). | 
| Emmett,
                ID Gem Co. United States | E 4th St. / S Johns Ave. (43.87188, -116.49278) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 18.2880 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2021 | https://www.idahopress.com/emmett/news/new-roundabouts-may-require-some-pedestrian-and-driver-attention/article_17cceadd-1eb7-5959-8c8b-697d05289a4e.html | 
| Emmett,
                ID Gem Co. United States | E 12th St. / S Johns Ave. (43.86461, -116.49276) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 18.2880 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2021 | https://www.idahopress.com/emmett/news/new-roundabouts-may-require-some-pedestrian-and-driver-attention/article_17cceadd-1eb7-5959-8c8b-697d05289a4e.html | 
| Naples,
                FL Collier Co. United States | Tiburon Dr. / (unknown) (26.24900, -81.76820) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Naples,
                FL Collier Co. United States | Tiburon Blvd. / Tiburon Dr. (26.24637, -81.76513) | Unknown Existing | Unknown Unknown | 3 Approaches 1 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Naples,
                FL Collier Co. United States | Tiburon Blvd. E / Tiburon Dr. (26.25240, -81.76768) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Naples,
                FL Collier Co. United States | Escada Dr. / Escada Ct. (26.25420, -81.76472) | Unknown Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| The Brooks,
                FL Lee Co. United States | Olde Lighthouse Rd. / Salerno Bay Rd. / Amalfi Coast Rd. / Crooked River Rd. (26.39192, -81.78105) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| The Brooks,
                FL Lee Co. United States | Olde Lighthouse Rd. / Crooked River Rd. / Cape Roman Rd. (26.39408, -81.78005) | Other Existing | All-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Estero,
                FL Lee Co. United States | Marsh Landing Blvd. / Grassy Pine Dr. (26.40413, -81.81521) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Bonita Springs,
                FL Lee Co. United States | Pelican Colony Blvd. / Tuscany Way (26.39248, -81.83177) | Unknown Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Cape May Point,
                NJ Cape May Co. United States | Ocean Ave. / Central Ave. / Oxford Ave. / Cape Ave. (38.93792, -74.96676) | Other Existing | Unknown Unknown | 7 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Clinton,
                MS Hinds Co. United States | Bruenburg Pkwy. / Cowles Creek Rd. / Bellemeade Trace (32.33733, -90.35144) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Mobile,
                AL Mobile Co. United States | USA Circle Dr. (30.69583, -88.18431) | Rotary Existing | Unknown Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | University of Southern Alabama campus. | |
| Laurel,
                MD Prince George's Co. United States | Montrose Ave. / Harrison Dr. (39.09979, -76.85955) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2007-2008). | 
| Crofton,
                MD Anne Arundel Co. United States | Walden Dr. / Chapman Rd. / Windy Oak Ct. (39.02364, -76.68366) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown |