| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Lake Worth,
                FL Palm Beach Co. United States | SR 802 (Lucerne Ave. - Lake Ave.) / A St. (26.61670, -80.06500) | Roundabout Existing | All-Way Yield Pedestrian Signal (red-yellow-green to drivers) | 4 Approaches 0 Driveways 57.9120 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2002 | ICD = 190 ft x 140 ft. | 
| Sarasota,
                FL Sarasota Co. United States | South Gate Circle: Tuttle Ave. / Siesta Dr. (27.30536, -82.51414) | Other Existing | Other None | 4 Approaches 0 Driveways 129.5400 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Yield control on circulatory roadway. | |
| Vail,
                CO Eagle Co. United States | Chamonix Rd. / I-70 EB Ramps / South Frontage Rd. (39.62753, -106.42020) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 1997 | |
| Winston-Salem,
                NC Forsyth Co. United States | Salem Rd. / Old Salem Rd. / S. Main St. (36.08215, -80.24125) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 64.0080 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2005 | TIP Project U-2926. Right-turn-only lanes on east and west legs. | 
| De Pere,
                WI Brown Co. United States | Scheuring Rd. (CTH F) / US 41 NB Ramps (44.43074, -88.10989) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 53.3400 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2011 | Series of 6 roundabouts. Yield-controlled right-turn bypass lane on south leg; merging right-turn bypass lane on east leg. Opened September 2011. Circular central island. | 
| Mount Rainier,
                MD Prince Georges Co. United States | US 1 / 34th St. / Perry St. (38.93647, -76.96074) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 41.1480 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2001 | Oval shaped. ICD = 135 ft x 115 ft. | 
| Carmel,
                IN Hamilton Co. United States | Old Meridian St. / Grand Blvd. (39.97366, -86.14984) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 56.3880 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2008 | ICD estimated from Google Maps linework. | 
| Las Vegas (Summerlin),
                NV Clark Co. United States | Village Center Dr. / Meadow Hills Dr. (36.19350, -115.30070) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 59.4360 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 1991 | Add-lane right-turn bypass lane on north leg. | 
| Prescott,
                AZ Yavapai Co. United States | SR 89 / Willow Lake Rd. (34.59233, -112.42580) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 64.0080 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2006 | |
| Anchorage,
                AK Anchorage United States | C St. / O'Malley EB Ramps (61.12273, -149.88630) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 53.3400 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2006 | |
| Anchorage,
                AK Anchorage United States | C St. / O'Malley WB Ramps (61.12404, -149.88630) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 53.3400 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2006 | |
| Draper,
                UT Salt Lake Co. United States | 1300 E / Pioneer Rd. (40.52518, -111.85340) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.2210 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2001 | ICD estimated from Google Maps linework. Constructed as single-lane in 2001. Updated to 2x1 in 2023. https://www.draperjournal.com/2023/09/07/464782/roundabout-reopens-early-with-revised-traffic-pattern | 
| Scottsdale,
                AZ Maricopa Co. United States | Princess Blvd. / Princess Dr. (33.64804, -111.91795) | Other Existing | All-Way Yield None | 3 Approaches 0 Driveways 64.0077 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 1986 | Painted spiral next to central island. Completed 1986. Reconfigured in 2007? 21442 | 
| 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. | 
| Erwin,
                NY Steuben Co. United States | Robert Dann Dr. / Science Center Rd. (42.15936, -77.11082) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 53.3400 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2001 | Add-lane right-turn bypass lane on west leg. | 
| Carmel,
                IN Hamilton Co. United States | Old Meridian St. / 131st (Main) St. (39.97806, -86.14577) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 60.9600 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2007 | Painted spirals next to central island. Skewed intersection. | 
| Latham,
                NY Albany Co. United States | Latham Circle: Rte 2 / Rte 9 (42.74810, -73.76098) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 76.2000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2002 | |
| Federal Way,
                WA King Co. United States | Weyerhaeuser Way S / S 336th St. (47.30262, -122.29650) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 60.9600 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2004 | Opened July 2004. Painted spirals in circulatory roadway to guide all three left turns to outer circulating lane. | 
| Dublin,
                OH Franklin Co. United States | Muirfield Dr. / Brand Rd. (40.12731, -83.14957) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 73.1520 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2005 | Painted spirals next to central island. | 
| Gaithersburg,
                MD Montgomery Co. United States | Kentlands Blvd. / Main St. (39.12333, -77.23855) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 1994 | Year Completed estimated (1993-2002). | 
| Gaithersburg,
                MD Montgomery Co. United States | Kentlands Blvd. / Market St. (39.12309, -77.23489) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 1994 | Year Completed estimated (1993-2002). | 
| Carmel,
                IN Hamilton Co. United States | W 96th St. / N Spring Mill Rd. (39.92713, -86.16510) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2006 | |
| Hilliard,
                OH Franklin Co. United States | Britton Pkwy. / Riggins Rd. (40.06493, -83.13857) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8637 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2006 | Converted from 2x2 roundabout to a 2x1 roundabout in 2020 by changing the EB and WB thru/right lanes to RT only lanes. | 
| Dublin,
                OH Franklin Co. United States | Dubln Rd. / Brand Rd. (40.11790, -83.11801) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2005 | |
| Pennington,
                NJ Mercer Co. United States | Rte. 31 / Blackwell Rd. / Pennington Rd. / Washington Crossing Pennington Rd. (40.30818, -74.78666) | Rotary Existing | Other Unknown | 5 Approaches 0 Driveways 216.4080 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Circulating traffic yields to entering traffic on northwest and south legs. ICD = 710 ft x 360 ft. | |
| Noblesville,
                IN Hamilton Co. United States | Town and Country Blvd. / Mercantile Blvd. (40.03249, -85.99366) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2008 | Painted spirals next to central island. http://www.cityofnoblesville.org/egov/docs/1175265649_138275.pdf | 
| Noblesville,
                IN Hamilton Co. United States | Hazel Dell Rd. / E 161st St. (40.02205, -86.07061) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2007 | Painted spirals next to central island. | 
| Carmel,
                IN Hamilton Co. United States | Old Meridian St. / Guilford Ave. (39.98255, -86.14163) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 62.4840 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2008 | Right-turn-only lane on southeast leg. Painted spirals next to central island. | 
| Burlington,
                WA Skagit Co. United States | N Burlington Blvd. / (parking) (48.48060, -122.33544) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2008 | October 2008. Entrance to high school. | 
| Gig Harbor,
                WA Thurston Co. United States | Harbor Hill Dr. / (parking) (47.35845, -122.60116) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2008 | January 2008. | 
| Olympia,
                WA Thurston Co. United States | Yelm Hwy SE / Brassfield Rd. SE (47.00372, -122.87309) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2011 | May 2011. | 
| Woodinville,
                WA King Co. United States | SR 202 / NE 145th St. / 148th Ave. NE (47.73271, -122.14220) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2009 | October 2009. | 
| Snoqualmie,
                WA King Co. United States | North Bend Way / (Snoqualmie Casino entrance) (47.51671, -121.84100) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2008 | Through bypass lane on west leg. October 2008. ICD estimated from Google Maps linework. | 
| Tumwater,
                WA Thurston Co. United States | Littlerock Rd. SW / Tumwater Blvd. SW (46.98283, -122.93544) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2009 | July 2009. | 
| Tumwater,
                WA Thurston Co. United States | Littlerock Rd. SW / Israel Rd. SW / 70th Ave. SW (46.98554, -122.93236) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2009 | October 2009. | 
| Tumwater,
                WA Thurston Co. United States | Littlerock Rd. SW / Kingswood Dr. SW (46.99435, -122.92190) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 42.6720 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2010 | September 2010. | 
| Walla Walla,
                WA Walla Walla Co. United States | Myra Rd. / W Pine St. / Heritage Rd. (46.06841, -118.36972) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 56.3880 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2008 | December 2008. | 
| Carmel,
                IN Hamilton Co. United States | E 126th St. / Keystone Pkwy. NB Ramps (39.97122, -86.11223) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2009 | Right-turn-only lane on south leg. Raindrop shaped. Part of tight diamond interchange. | 
| Carmel,
                IN Hamilton Co. United States | E 126th St. / Keystone Pkwy. SB Ramps (39.97122, -86.11327) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2009 | Right-turn-only lane on north leg. Raindrop shaped. Part of tight diamond interchange. | 
| Carmel,
                IN Hamilton Co. United States | E 106th St. / Keystone Pkwy. NB Ramps (39.94169, -86.11259) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2009 | Raindrop shaped. Part of tight diamond interchange. | 
| Carmel,
                IN Hamilton Co. United States | E 106th St. / Keystone Pkwy. SB Ramps (39.94140, -86.11354) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2009 | Right-turn-only lane on north leg. Raindrop shaped. Part of tight diamond interchange. | 
| Carmel,
                IN Hamilton Co. United States | Towne Rd. / W 141st St. (39.99182, -86.20277) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2008 | Painted spirals next to central island. | 
| Carmel,
                IN Hamilton Co. United States | Towne Rd. / W 136th St. / Milano Dr. (39.98461, -86.20267) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2009 | Painted spirals next to central island. | 
| Carmel,
                IN Hamilton Co. United States | Towne Rd. / W. Main St. (39.97734, -86.20269) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2009 | Painted spirals next to central island. | 
| Carmel,
                IN Hamilton Co. United States | Towne Rd. / W 126th St. (39.97018, -86.20264) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2007 | Painted spirals next to central island. | 
| Carmel,
                IN Hamilton Co. United States | E 103rd St. / N Pennsylvania St. (39.93620, -86.15535) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2007 | Replaced four-legged intersection with stop control on north, west, and east legs. | 
| Ivins,
                UT Washington Co. United States | Snow Canyon Pkwy. / Split Rock Dr. / Black Desert Dr. (37.16312, -113.64370) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 60.9600 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2004 | |
| Clermont,
                OH Clermont Co. United States | Eastgate Blvd. / Ferguson Dr. (39.09343, -84.28097) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 65.5320 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2007 | Little speed control. | 
| Hilliard,
                OH Franklin Co. United States | Main St. / Scioto Darby Rd. (40.02892, -83.16108) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8637 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2010 | Modified 2011-2014 to change lane configuration. Central island was re-shaped using qwik-curb in 2019; permanent modifications to central island & splitter islands (including addition of raised crosswalks) were completed in July 2021. 21442 | 
| South Bend,
                IN St. Joseph Co. United States | US 20 / Lexington Ave. (41.69575, -86.31279) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2006 | Fatal crash June 29, 2011. 11861-05. | 
| South Bend,
                IN St. Joseph Co. United States | US 20 / Mayflower Rd. (41.69477, -86.32246) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2006 | |
| Ridgefield,
                WA Clark Co. United States | SR 501 (Pioneer St.) / S 56th Pl. (45.81582, -122.69070) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2012 | |
| Ridgefield,
                WA Clark Co. United States | SR 501 (Pioneer St.) / S 65th Ave. (45.81600, -122.68230) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2012 | |
| Baraboo,
                WI Sauk Co. United States | Old US 12 / CTH BD (43.48896, -89.77718) | Roundabout Removed | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2010 | Constructed in 2010. Removed in 2017(?) due to bypass expansion. | 
| Oshkosh,
                WI Winnebago Co. United States | STH 21 (Omro Rd.) / N Koeller St. / Oshkosh Ave. (44.03258, -88.57882) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2012 | Roundabout relocated to west of previous intersection. Series of 4 roundabouts. Opened June 18, 2012. | 
| Westfield,
                IN Hamilton Co. United States | E 161st St. / US 31 NB Ramps (40.02195, -86.13092) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 50.2920 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2013 | Raindrop shaped. Series of 3 roundabouts. | 
| Westfield,
                IN Hamilton Co. United States | E 161st St. / US 31 SB Ramps (40.02183, -86.13259) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 50.2920 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2013 | Raindrop shaped. Series of 3 roundabouts. | 
| Westfield,
                IN Hamilton Co. United States | E 161st St. / Far Hills Dr. (40.02170, -86.13441) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2013 | Series of 3 roundabouts. Painted spirals next to central island. | 
| Westfield,
                IN Hamilton Co. United States | E 151st St. / Cool Creek Park Rd. (40.00753, -86.12267) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2012 | Painted spirals next to central island. | 
| Carmel,
                IN Hamilton Co. United States | E Main St. / Keystone Pkwy. SB Ramps (39.97844, -86.11319) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2009 | Raindrop shaped. Year Completed estimated (2008-2010). | 
| Carmel,
                IN Hamilton Co. United States | E Main St. / Keystone Pkwy. NB Ramps (39.97843, -86.11238) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2009 | Raindrop shaped. Year Completed estimated (2008-2010). | 
| Carmel,
                IN Hamilton Co. United States | W 111th St. / Illinois St. (39.94891, -86.16105) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2013 | Painted spiral next to central island. | 
| Carmel,
                IN Hamilton Co. United States | W Main St. / Grand Blvd. (39.97798, -86.15168) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2015 | |
| Carmel,
                IN Hamilton Co. United States | Spring Mill Rd. / Illinois St. (39.93194, -86.16465) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2014 | Southeast leg added 2023-2024. | 
| Indianapolis,
                IN Marion Co. United States | Crawfordsville Rd. / W Main St. (39.78814, -86.24068) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 79.2480 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2015 | Right-turn-only lane on south leg. | 
| Ferndale,
                WA Whatcom Co. United States | Slater Rd. / I-5 SB Ramps (48.81713, -122.54999) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.1000 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2014 | Initially installed in November 2014 as a single-lane with a traversable central island. Includes a yield-controlled right-turn bypass lane. Modified in 2024-2025 to 2x1 with yield-controlled right-turn-only lane on north and west legs. | 
| Charlotte,
                NC Mecklenburg Co. United States | Dixie River Rd. / Style Ln. (35.16923, -80.97345) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2014 | Entrance to Charlotte Premium Outlet center. | 
| Ridgefield,
                WA Clark Co. United States | NW 319th St. / NW 31st Ave. (45.85093, -122.70594) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2017 | Part of Ilani Casino interchange project. | 
| Nisqually,
                WA Thurston Co. United States | SR 510 / Reservation Rd. SE (47.01164, -122.69148) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2013 | Reverse curves on west and east legs. Open November 2013. | 
| Bend,
                OR Deschutes Co. United States | SE 15th St. / SE Reed Market Rd. (44.03695, -121.28377) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2014 | Left-turn-only lane on south leg. Right-turn-only lanes on west, east, and north legs. | 
| North Saanich,
                BC Capital Canada | Willingdon Rd. / Electra Blvd. (48.63765, -123.43312) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 55.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2012 | Turbo roundabout with raised lane dividers for single multilane movement (southbound double left turn). | 
| Zwijndrecht,
                South Holland Zwijndrecht Netherlands | Geerweg / Munnikensteeg / Fruiteniersstraat (51.81352, 4.59301) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. | |
| Wamel,
                Gelderland West Maas en Waal Netherlands | Van Heemstraweg / N323 (51.87527, 5.49744) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 54.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. Right-turn-only lanes on east and west legs. | |
| Columbia,
                MO Boone Co. United States | Hwy WW / S Rolling Hills Rd. (38.92866, -92.25605) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2016 | |
| Bourne,
                MA Barnstable Co. United States | Otis Rotary [MacArthur Blvd. (Rte 28) / Connery Ave. / Sandwich Rd. (Rte 28A)] (41.68534, -70.59144) | Rotary Existing | All-Way Yield None | 4 Approaches 0 Driveways 249.9360 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2017 | New lane configuration/striping in 2017. ICD = 820 ft x 620 ft. 21442 | 
| Jackson,
                TN Madison Co. United States | N Highland Ave. / Deaderick St. (35.61967, -88.81928) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2018 | Painted spirals next to central island. https://www.jacksonsun.com/story/news/local/2018/05/11/construction-continues-north-highland-roundabout/578801002/ | 
| Pula,
                Istarska županija Croatia | D66 / (unknown) (44.89109, 13.88383) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 48.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. | |
| Bardstown,
                KY Nelson Co. United States | US 31E / US 150 / S 3rd St. (37.80915, -85.46683) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 70.1040 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Building in central island with pedestrian access across circulatory roadway. Prior to 2020 circulating lanes yielded to entering lanes on two legs; converted to entering yield 2020-2024. | |
| Gouda,
                South Holland Gouda Netherlands | N207 / Coenecoopbocht (52.02369, 4.66975) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 48.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. | |
| Waddinxveen,
                South Holland Waddinxveen Netherlands | N207 / N452 (52.02666, 4.66675) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 46.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. Right-turn-only lane on east leg. | |
| Lisse,
                South Holland Lisse Netherlands | N208 / Keukennofdreef (52.26444, 4.55126) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 46.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. Right-turn-only lane on west leg. | |
| Lisse,
                South Holland Lisse Netherlands | N208 / Heereweg (52.26928, 4.55897) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 43.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. | |
| Lisse,
                South Holland Lisse Netherlands | N208 / Meer en Duin (52.27116, 4.56376) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 52.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. | |
| Maasland,
                South Holland Midden-Delfland Netherlands | Oude Veiling / A20 EB Ramps (51.92369, 4.27086) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 48.0000 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | Turbo roundabout. Right-turn bypass lane on south leg. | |
| Bergschenhoek,
                South Holland Lansingerland Netherlands | N472 / N209 Ramps / Bergweg Noord (51.98092, 4.49529) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.0000 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | Turbo roundabout. Right-turn bypass lane on south leg. Right-turn-only lane on east and west legs. | |
| Bergschenhoek,
                South Holland Lansingerland Netherlands | N472 / Zuiderparklaan (51.98323, 4.49177) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 49.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. | |
| Indianapolis,
                IN Marion Co. United States | S Franklin Rd. / Thompson Rd. (39.69603, -86.01786) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2019 | Two lanes only in southbound direction. | 
| Menasha,
                WI Winnebago Co. United States | CTH CB / Mutual Way (44.23560, -88.49555) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 56.3880 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2018 | Yield-controlled right-turn bypass lane on west leg. | 
| Kennett,
                MO Dunklin Co. United States | US 412 / CR VV / Kennett St. (36.22581, -90.05759) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 59.4360 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2016 | Add-lane right-turn bypass lane on south leg. | 
| Eau Claire,
                WI Eau Claire Co. United States | State St. / E Lexington Blvd. (44.79197, -91.49592) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 39.6240 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2019 | Merging right-turn bypass lane on east leg. W Lexington Blvd meets State St just south of the roundabout and is controlled by a stop sign. https://www.eauclairewi.gov/our-city/construction-projects/future-projects/state-street | 
| Wauwatosa,
                WI Milwaukee Co. United States | N Swan Blvd. / Discovery Pkwy. (43.05192, -88.03430) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2019 | https://www.wauwatosa.net/Home/Components/News/News/1708/166 | 
| Bunnell,
                FL Flagler Co. United States | US 1 / S Old Dixie Hwy. / CR 325 (29.40689, -81.19684) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2019 | Through bypass lane on northwest leg. Previous control: stop sign and yield signs. http://www.cflroads.com/project/441210-1/SR_5_US_1_at_Old_Dixie_Highway_Roundabout | 
| 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. | 
| Welten,
                Limburg Heerlen Netherlands | Nieuw Eyckholt / John F. Kennedylaan / Valkenburgerweg (50.87981, 5.96037) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 35.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. Grade-separated bicycle path. | |
| Dover,
                NH Strafford Co. United States | US 4 (Boston Harbor Rd.) / Boston Harbor Rd. / Spur Rd. (43.12836, -70.84375) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2019 | |
| Flemington,
                NJ Hunterdon Co. United States | Rte 12 / Main St. / Reaville Ave. (40.50183, -74.85851) | Rotary Existing | All-Way Yield None | 5 Approaches 6 Driveways 106.6800 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2010 | Oval shaped. ICD = 350 ft x 265 ft. Minor movements need to change lanes for some movements. Modified 2009-2010 to have yield on entry with original rotary geometry. 21442 | 
| Richardson,
                TX Dallas Co. United States | Loop Rd. / University Pkwy. (32.98435, -96.74826) | Other Existing | All-Way Yield None | 3 Approaches 0 Driveways 76.2000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2009 | Parking along circulatory roadway. Concentric striped circulatory roadway. | 
| Dallas,
                TX Dallas Co. United States | N Tyler St. / N Polk St. / Winston St. (32.75167, -96.83770) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | Replaced two intersections. | 
| Fairlawn,
                OH Summit Co. United States | S Cleveland Massillon Rd. / Rothrock Rd. (41.12151, -81.63784) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | Rothrock Rd roundabout opened Aug 3, 2021. The entire project is here. Design and handout documents are at the bottom: https://www.fairlawn.us/CMProject Pictures were taken during construction. https://www.fairlawn.us/CivicAlerts.aspx?AID=803 Aerial https://www.fairlawn.us/CivicAlerts.aspx?AID=797 | 
| Lelystad,
                Flevoland Lelystad Netherlands | N307 (Houtribweg - Markervaarddijk) / Houtribweg / Bataviaweg (52.52579, 5.44316) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways | Other (At-Grade) Multilane (2 Lane, 2x1 max) | Turbo roundabout. Merging right-turn bypass lane on north leg. Right-turn-only lanes on east and west legs. |