| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Fullerton,
                CA Orange Co. United States | E Wilshire Ave. / N Balcom Ave. (33.87245, -117.91555) | Traffic Calming Circle Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 13.8828 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Fort Collins,
                CO Larimer Co. United States | E Willox Ln. / (parking lots) (40.61064, -105.07447) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.9203 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2009-2011). ICD estimated from Google Maps linework. | 
| Frederick,
                MD Frederick Co. United States | E Whitecoat Dr. (39.44779, -77.42925) | Other Existing | Unknown Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Pine Island,
                MN Olmsted Co. United States | E White Bridge Rd. / White Pine Rd. SE (44.18487, -92.56461) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.5304 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | Year Completed estimated (2011-2015). ICD estimated from Google Maps linework. | 
| Moscow,
                ID Latah Co. United States | E White Ave. / Joseph St. / Robinson Park Rd. / Notting Hill Dr. (46.72564, -116.96826) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5668 | Other (At-Grade) Single-Lane | 2006 | Year Completed estimated (2006-2007). ICD estimated from Google Maps linework. | 
| Youngstown,
                OH Mahoning Co. United States | E Western Reserve Rd. / N Lima Rd. / Springfield Rd. (40.98799, -80.61116) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 43.2737 | Other (At-Grade) Single-Lane | 2019 | https://www.vindy.com/news/local-news/2019/12/learning-curve-needed-to-maneuver-new-mahoning-roundabout/ ICD estimated from Google Maps linework. | 
| South Saint Paul,
                MN Dakota Co. United States | E Wentworth Ave. / US 52 NB Offramp / Lafayette Ave. (44.89795, -93.06533) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.1488 | Freeway Ramps (Grade-Separated) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| South Saint Paul,
                MN Dakota Co. United States | E Wentworth Ave. (CR 8) / Waterloo Ave. / US 52 SB Onramp (44.89797, -93.06674) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.1488 | Freeway Ramps (Grade-Separated) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Spokane,
                WA Spokane Co. United States | E Wellesley Ave. / N Freya St. (47.70060, -117.35714) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 46.6198 | Other (At-Grade) Single-Lane | 2016 | Open October 2016. ICD estimated from Google Maps linework. | 
| Hanover,
                PA York Co. United States | E Walnut St. / Keagy Ave. (39.82267, -76.97161) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Hanover,
                PA York Co. United States | E Walnut St. / Hollywood Ave. (39.82089, -76.97224) | Other Existing | Uncontrolled Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| East Lampeter Township,
                PA Lancaster Co. United States | E Walnut St. / Ben Franklin Blvd. / (parking) (40.06134, -76.24966) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | There's a picture gallery at this page; the last few images show the completed roundabout https://lancasteronline.com/goat-path-through-the-years-from-pasture-to-bypass-photos/collection_dd177328-5ca5-11ee-b2e0-eb5b5dfa1ec0.html | 
| Fort Wayne,
                IN Allen Co. United States | E Wallen Rd. / Auburn Rd. (41.16245, -85.11852) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.2684 | Other (At-Grade) Single-Lane | 2015 | Some confusion on the date of construction. News article (link below) says a bridge and roundabout will be constructed in 2016, yet Streetview shows the roundabout done in late 2015 with the bridge still under construction. https://www.journalgazette.net/news/local/-2-5-million-OK-d-to-fix-Auburn-Road-5788893. ICD estimated from Google Maps linework. | 
| McKinney,
                TX Collin Co. United States | E Virginia St. / N Throckmorton St. (33.19801, -96.60863) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5277 | Other (At-Grade) Single-Lane | 2025 | |
| Meridian,
                ID Ada Co. United States | E Victory Rd. / S Locust Grove Rd. (43.57574, -116.37461) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2023 | https://www.youtube.com/watch?v=ONrQ1FFqSR8. | 
| Nampa,
                ID Canyon Co. United States | E Victory Rd. / N Kings Rd. (43.57584, -116.53288) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2022 | https://twitter.com/NampaPIO/status/1606348916282101760 | 
| Gilbert,
                AZ Maricopa Co. United States | E Vest Ave. / S Swallow Ln. (33.31065, -111.70183) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0037 | Other (At-Grade) Single-Lane | 2006 | No splitter islands. | 
| Gilber,
                AZ Maricopa Co. United States | E Vest Ave. / S Sanders Dr. (33.31067, -111.69970) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0037 | Other (At-Grade) Single-Lane | 2006 | No splitter islands. | 
| Gilbert,
                AZ Maricopa Co. United States | E Vest Ave. / S Heron Ln. (33.31074, -111.69680) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0037 | Other (At-Grade) Single-Lane | 2006 | No splitter islands. | 
| Yakima,
                WA Yakima Co. United States | E Valley Mall Blvd. / S Rudkin Rd. (46.56300, -120.47520) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 35.3102 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Caldwell,
                ID Canyon Co. United States | E Ustick Rd. / S Lake Ave. (43.63389, -116.65306) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2016 | Right-turn-only lanes on all legs. | 
| Caldwell,
                ID Canyon Co. United States | E Ustick Rd. / S Florida Ave. (43.63368, -116.66307) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2023 | Right-turn-only lanes on all four legs. https://www.youtube.com/watch?v=JWNlWwth3l8. | 
| Caldwell,
                ID Canyon Co. United States | E Ustick Rd. / Indiana Ave. (43.63363, -116.67304) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.3055 | Other (At-Grade) Single-Lane | 2013 | date: https://caldwellguardian.blogspot.com/2013/08/new-roundabout-at-ustick-and-indiana.html ICD estimated from Google Maps linework. | 
| Gilbert,
                AZ Maricopa Co. United States | E Turley St. / S Benjamin Dr. (33.31312, -111.70815) | Traffic Calming Circle Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5277 | Other (At-Grade) Single-Lane | 2015 | No splitter islands on two legs. | 
| Green,
                OH Summit Co. United States | E Turkeyfoot Lake Rd. / Pickle Rd. (40.97410, -81.47402) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 36.9707 | Other (At-Grade) Single-Lane | 2018 | https://www.whbc.com/city-opens-new-roundabout-has-plans-for-more/ ICD estimated from Google Maps linework. | 
| Green,
                OH Summit Co. United States | E Turkeyfoot Lake Rd. / Myersville Rd. (40.97616, -81.42369) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.0679 | Other (At-Grade) Single-Lane | 2019 | ICD estimated from Google Maps linework. | 
| Visalia,
                CA Tulare Co. United States | E Tulare Ave. / S Santa Fe St. (36.32012, -119.28761) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.visalia.city/depts/public_works/santa_fe_n_tulare_roundabout_project.asp | 
| Tucson,
                AZ Pima Co. United States | E Tucson Marketplace Blvd. / (parking lot) (32.18277, -110.94868) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.5196 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | ICD estimated from Google Maps linework. | 
| Fort Collins,
                CO Larimer Co. United States | E Trilby Rd. / Zephyr Rd. (40.50153, -105.02384) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6832 | Other (At-Grade) Single-Lane | 2015 | Year Completed estimated (2014-2015). ICD estimated from Google Maps linework. | 
| Nixa,
                MO Christian Co. United States | E Tracker Rd. / N Old Castle Rd. (37.06398, -93.27318) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.ky3.com/2021/09/17/new-roundabout-construction-begins-monday-nixa/ | 
| Fort Wayne,
                IN Allen Co. United States | E Tillman Rd. / Minnich Rd. (41.01954, -85.00032) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2018 | Merging right-turn bypass lane on north leg. | 
| Indianapolis,
                IN Marion Co. United States | E Thompson Dr. / S Sherman Dr. (39.69429, -86.10130) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | http://weeklyview.net/2020/08/20/sherman-and-thompson-roundabout-construction-begins/ | 
| Derby,
                KS Sedgwick Co. United States | E Tall Tree Rd. / N Triple Creek Dr. (37.57012, -97.25731) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.5452 | Other (At-Grade) Single-Lane | 2004 | One-stage pedestrian crossings on all legs. Wide circulatory roadway with no truck apron. ICD estimated from Google Maps linework. | 
| Stockton,
                CA San Joaquin Co. United States | E Swain Rd. / Montauban Ave. (38.01248, -121.29015) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2017). | 
| Kent,
                OH Portage Co. United States | E Summit St. / Risman Dr. / Campus Center Dr. (41.14614, -81.34537) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 43.1698 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 | Campus Center Drive relocated to this roundabout. ICD estimated from Google Maps linework. | 
| Kent,
                OH Portage Co. United States | E Summit St. / Johnson Dr. / Ted Boyd Dr. (41.14303, -81.33990) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 33.2783 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Crown Point,
                IN Lake Co. United States | E Summit St. / Beacon Hill Dr. (41.42735, -87.33382) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2017-2021). | 
| South Franklin,
                IN Marion Co. United States | E Stop 11 Rd. / S 5 Points Rd. (39.65192, -86.04452) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | |
| Athens,
                OH Athens Co. United States | E Stimson Ave. / US 33 Ramps / US 50 Ramps (39.32934, -82.08530) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Single-Lane | 2023 | The roundabout collects and distributes traffic from multiple ramps in the US 33/US 50/Stimson Avenue interchange. https://www.transportation.ohio.gov/projects/projects/106553 | 
| Athens,
                OH Athens Co. United States | E Stimson Ave. / N McKinley Ave. (39.33185, -82.08920) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.4092 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Urbana,
                IL Champaign Co. United States | E Stebbins Dr. / N Division Ave. (40.11989, -88.20528) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 28.3123 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| West Lafayette,
                IN Tippecanoe Co. United States | E State St. / Columbia St. / South St. / Tapawingo Dr. (40.41969, -86.90046) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.5538 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Schaumburg,
                IL Cook Co. United States | E State Pkwy. / N Plum Grove Rd. (42.05607, -88.05992) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2019 | |
| Paradise Valley,
                AZ Maricopa Co. United States | E Stanford Dr. / N Palo Cristi Rd. (33.51726, -112.00408) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 22.8600 | Other (At-Grade) Single-Lane | 2015 | Painted splitter island on south leg. | 
| Phoenix,
                AZ Maricopa Co. United States | E Stanford Dr. / N 40th St. (33.51726, -111.99524) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.6512 | Other (At-Grade) Single-Lane | 2015 | |
| Austin,
                TX Travis Co. United States | E St. Elmo Rd. / Todd Ln. / S Pleasant Valley Rd. (30.20689, -97.74045) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2016 | |
| Columbia,
                MO Boone Co. United States | E St Charles Rd. / Lake of the Woods Rd. / Player Pl. (38.96324, -92.24605) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 1 Driveways 26.9308 | Other (At-Grade) Single-Lane | 2013 | Oval shaped. ICD estimated from Google Maps linework. | 
| Columbia,
                MO Boone Co. United States | E St Charles Rd. / Battle Ave. (38.96887, -92.22748) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 37.1430 | Other (At-Grade) Single-Lane | 2019 | http://gis.gocolumbiamo.com/BattleStCharlesRoundabout.jpg ICD estimated from Google Maps linework. | 
| Spokane Valley,
                WA Spokane Co. United States | E Sprague Ave. / S Barker Rd. (47.65689, -117.15362) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.spokanevalley.org/spraguebarker | 
| Tucson,
                AZ Pima Co. United States | E Southpoint Rd. / S McRae Pl. (32.14260, -110.84237) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Speed bumps in circulatory roadway. | |
| Tucson,
                AZ Pima Co. United States | E Southpoint Rd. / S McCulloch Dr. (32.14076, -110.84515) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Speed bumps in circulatory roadway. | |
| Tucson,
                AZ Pima Co. United States | E Southpoint Rd. /  E Outlook Dr. (32.14272, -110.84836) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Speed bumps in circulatory roadway. | |
| Columbia,
                MO Boone Co. United States | E Southampton Dr. / State Farm Pkwy. (38.90095, -92.32656) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 31.6018 | Other (At-Grade) Single-Lane | 2008 | Two approaches stubbed. ICD estimated from Google Maps linework. | 
| Neosho,
                MO Newton Co. United States | E South St. / S Lafayette St. / Pineville Rd. / Beverly Ave. (36.85824, -94.36807) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 57.9120 | Other (At-Grade) Single-Lane | 2009 | Painted splitter islands. https://www.joplinglobe.com/news/local_news/neosho-roundabout-gearing-up/article_a07c8241-073e-5338-873c-30404bf5681d.html | 
| Carmel,
                IN Hamilton Co. United States | E Smokey Row Rd. / Carey Rd. (39.98591, -86.10820) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 25.6227 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Prescott,
                AZ Yavapai Co. United States | E Smoke Tree Ln. / Northridge Dr. / Solstice Dr. (34.58711, -112.44239) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.3132 | Other (At-Grade) Single-Lane | 2001 | Year Completed estimated (1992-2002). ICD estimated from Google Maps linework. | 
| Bellingham,
                WA Whatcom Co. United States | E Smith Rd. / Hannegan Rd. (48.83337, -122.44289) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2024 | https://whatcom-news.com/hannegan-smith-intersection-to-reopen-as-a-multi-lane-roundabout_219458/ | 
| Phoenix,
                AZ Maricopa Co. United States | E Sky Crossing Way / N Cave Butte St. (33.68854, -112.01959) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 60.9600 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2018-2019). | 
| Phoenix,
                AZ Maricopa Co. United States | E Sky Crossing Way / E Bryce Ln. (33.68858, -112.00861) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 60.9600 | Other (At-Grade) Single-Lane | 2020 | Year Completed estimated (2019-2020). | 
| North Scottsdale,
                AZ Maricopa Co. United States | E Silverstone Dr. / N 74th St. (33.69438, -111.92100) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2009 | Year Completed estimated (2007-2009). | 
| Woodlake,
                CA Tulare Co. United States | E Sierra Ave. / Castle Rock St. (36.42102, -119.08984) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2022 | |
| Conway,
                AR Faulkner Co. United States | E Siebenmorgan Rd. / N Museum Rd. (35.09867, -92.41881) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 46.9035 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Warrenton,
                VA Fauquier Co. United States | E Shirley Ave. / Falmouth St. (38.69843, -77.78795) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 13.0496 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2018 | Constructed Fall 2018, mini-roundabout with one bypass lane ICD estimated from Google Maps linework. | 
| Spokane,
                WA Spokane Co. United States | E Sharp Ave. / N Cincinnati St. (47.66954, -117.39816) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2020 | Sharrows in circulatory roadway. | 
| Henderson,
                NV Clark Co. United States | E Serene Ave. / Manhattan Rd. (36.02055, -115.10293) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2008-2009). | 
| Henderson,
                NV Clark Co. United States | E Serene Ave. / Jessup Rd. / McLeod Rd. (36.02051, -115.10967) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2008-2009). | 
| Henderson,
                NV Clark Co. United States | E Serene Ave. / Goldhill Rd. (36.02050, -115.11416) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2008-2009). | 
| Sanford,
                FL Seminole Co. United States | E Seminole Blvd. / N Park Ave. (28.81465, -81.26805) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 25.9080 | Other (At-Grade) Single-Lane | 2004 | Painted splitter islands on all legs. Year Completed estimated (2003-2004). | 
| Fayetteville,
                AR Washington Co. United States | E Sain St. / Hemlock Ave. (36.11709, -94.14255) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.fayettevilleflyer.com/2022/11/17/city-opens-sain-street-extension-in-north-fayetteville/ | 
| Las Vegas,
                NV Clark Co. United States | E Sahara Ave. / S Hollywood Blvd. (36.14450, -115.02914) | Roundabout Removed | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2019 | This was built as a temporary roundabout in 2016. Some of the scenes in this video are when it was obviously temporary, some look like it is now: https://www.youtube.com/watch?v=IaFwJy3mCXc Removed in 2019. https://www.fox5vegas.com/news/cone-zone-hollywood-boulevard-roundabout-removed/video_cac02d5b-4d52-51df-940b-3b1d929a0d7c.html | 
| Ashland,
                MO Boone Co. United States | E Rte Y (Broadway) / Industrial Dr. (38.77420, -92.24893) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | https://hi-in.facebook.com/SaraForMissouri/photos/a.1410590502324879/3879420848775153 | 
| Boca Raton,
                FL Palm Beach Co. United States | E Royal Palm Rd. / Plaza Real S (26.34991, -80.08489) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Mix of yield and uncontrolled. | |
| Saddle Rock East,
                CO Arapahoe Co. United States | E Roxbury Dr. / S Wenatchee Way (39.58699, -104.72125) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Tallyns Reach,
                CO Arapahoe Co. United States | E Roxbury Dr. / E Easter Dr. (39.58714, -104.71273) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Layton,
                UT Davis Co. United States | E Rosewood Ln. / Chapel St. / 500 S (41.05624, -111.94909) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2003 | |
| Fort Worth,
                TX Tarrant Co. United States | E Rosedale St. / Mitchell Blvd. (32.73075, -97.29370) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6710 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | . | 
| Owatonna,
                MN Steele Co. United States | E Rose St. / N Grove Ave. (44.08791, -93.22101) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 21.3360 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2020 | Year Completed estimated (2019-2020). | 
| Pensacola,
                FL Escambia Co. United States | E Romana St. / Cevallos St. (30.41283, -87.20648) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 19.8120 | Other (At-Grade) Single-Lane | 2000 | |
| Eagle Mountain,
                UT Utah Co. United States | E Rock Creek Rd. / Clear Rock Rd. (40.36416, -111.97453) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Rochester,
                NY Monroe Co. United States | E River Rd. / Murlin Dr. / Kendrick Rd. (43.11413, -77.63435) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.2334 | Other (At-Grade) Single-Lane | 2013 | Converted from three-way intersection into four-way intersection. ICD estimated from Google Maps linework. | 
| Muncie,
                IN Delaware Co. United States | E Riggin Rd. / N Walnut St. (40.23155, -85.38519) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 33.7366 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Dulaney Forest,
                MD Baltimore Co. United States | E Ridgely Rd. / Margate Rd. (39.43199, -76.60754) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 19.8120 | Other (At-Grade) Single-Lane | 2013 | No raised splitter islands on side street. Year Completed estimated (2012-2014). | 
| Milwaukee,
                WI Milwaukee Co. United States | E Reservoir Ave. / N Hubbard St. (43.05516, -87.90840) | Traffic Calming Circle Existing | Uncontrolled None | 4 Approaches 0 Driveways 19.2024 | Other (At-Grade) Single-Lane | Installed before March 2000. | |
| Scottsdale,
                AZ Maricopa Co. United States | E Redfield Rd. / N 76th Pl. (33.61394, -111.91611) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.1000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Left-turn-only lane on west leg. https://ww2.scottsdaleaz.gov/construction/project-list/raintree | 
| Janesville,
                WI Rock Co. United States | E Racine St. / I-90 WB-I-39 NB Ramps (42.67077, -88.98221) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 55.3230 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2013 | Replaced cloverleaf interchange. ICD estimated from Google Maps linework. | 
| Janesville,
                WI Rock Co. United States | E Racine St. / I-90 EB-I-39 SB Ramps (42.67098, -88.98493) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 51.8102 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2013 | Replaced cloverleaf interchange. ICD estimated from Google Maps linework. | 
| Foley,
                AL Baldwin Co. United States | E Pride Blvd. / Creek Winds Rd. (30.38049, -87.66726) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2016 | Add-lane right-turn bypass lanes on northeast and southwest legs; merging right-turn bypass lanes on northwest and southeast legs. Year Completed estimated (2016-2017). | 
| Foley,
                AL Baldwin Co. United States | E Pride Blvd. / Beck Rd. (30.37455, -87.66643) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2016 | Add-lane right-turn bypass lanes on south, west, and east legs; merging right-turn bypass lane on north leg. Year Completed estimated (2016-2017). | 
| 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 | 
| Walla Walla,
                WA Walla Walla Co. United States | E Poplar St. / S Palouse St. (46.06708, -118.33280) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2023 | https://www.wallawallawa.gov/Home/Components/News/News/2394/ | 
| Post Falls,
                ID Kootenai Co. United States | E Poleline Ave. / N Syringa St. (47.73046, -116.92663) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.9697 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2006-2009). ICD estimated from Google Maps linework. | 
| Post Falls,
                ID Kootenai Co. United States | E Poleline Ave. / N Idaho St. (47.73053, -116.93738) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 17.6732 | Other (At-Grade) Single-Lane | 2012 | Year Completed estimated (2011-2013). ICD estimated from Google Maps linework. | 
| Post Falls,
                ID Kootenai Co. United States | E Poleline Ave. / N Cecil Rd. (47.73044, -116.90517) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.postfalls.gov/poleline-cecil-project/ | 
| 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). | 
| Amherst,
                MA Hampshire Co. United States | E Pleasant St / Triangle St (42.38156, -72.51932) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.3487 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | E Pioneer Rd. / CR V (43.75489, -88.42185) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2019 | https://www.fdl.wi.gov/engineering/wp-content/uploads/sites/14/2019/09/Media-Advisory-092019.pdf | 
| Warsaw,
                IN Kosciusko Co. United States | E Pierceton Rd. / S CR 250E (41.21196, -85.79436) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | |
| Winchester,
                VA Winchester City Co. United States | E Piccadilly St. / N East Ln. / National Ave. (39.18564, -78.16067) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 25.9204 | Other (At-Grade) Single-Lane | 2015 | https://www.facebook.com/winchestervagov/posts/roundabout-at-national-avenuepiccadilly-street-intersection-is-really-beginning-/10153626945621055/. ICD estimated from Google Maps linework. | 
| Lincoln,
                NE Lancaster Co. United States | E Pershing Rd. / Kings Hwy. (40.78010, -96.69289) | Other Existing | Uncontrolled None | 3 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | 1926 | |
| Gilbert,
                AZ Maricopa Co. United States | E Perkinsville St. / S Benjamin Dr. (33.31177, -111.70813) | Traffic Calming Circle Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5274 | Other (At-Grade) Single-Lane | 2015 | No splitter islands on two legs. |