| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Interquest,
                CO El Paso Co. United States | United Heights / (unknown) (38.98973, -104.80083) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-Lane | No splitter islands on north and south legs. | |
| Lawrence,
                KS Douglas Co. United States | N Kasold Dr. / Tillerman Dr. (38.99010, -95.27911) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2007 | Opened October 2007. | 
| Lawrence,
                KS Douglas Co. United States | McDonald Dr. / I-70 WB Ramps (38.99075, -95.25724) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 66.8368 | Freeway Ramps (Grade-Separated) Single-Lane | 2008 | Opened November 2008. Replaced trumpet interchange. ICD estimated from Google Maps linework. | 
| Columbia,
                MO Boone Co. United States | American Pkwy. / Saddlebrook Pl. (38.99086, -92.32150) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 34.3466 | Other (At-Grade) Single-Lane | 2006 | ICD estimated from Google Maps linework. | 
| Overland Park,
                KS Johnson Co. United States | W 76th St. / Newton St. (38.99142, -94.67472) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 16.7637 | Other (At-Grade) Single-Lane | 2003 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. Year Completed estimated (2001-2003). | 
| Overland Park,
                KS Johnson Co. United States | W 76th St. / Foster St. (38.99142, -94.67239) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 16.4589 | Other (At-Grade) Single-Lane | 2002 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. | 
| Overland Park,
                KS Johnson Co. United States | W 76th St. / Marty St. (38.99144, -94.67002) | Traffic Calming Circle Existing | All-Way Yield None | 4 Approaches 0 Driveways 16.1541 | Other (At-Grade) Single-Lane | 2002 | This was part of a larger neighborhood street reconstruction project with a number of traffic calming circles constructed. | 
| College Park,
                MD Prince George's Co. United States | Stadium Dr. / Alumni Dr. (38.99151, -76.94948) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | ||
| Topeka,
                KS Shawnee Co. United States | Wanamaker Rd. / 41st St. (38.99257, -95.76227) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.1263 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Opened June 2006. Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | Federal Dr. / Rampart Hills View (38.99266, -104.80356) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.9154 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Year Completed estimated (2006-2009). ICD estimated from Google Maps linework. | 
| Potomac,
                MD Montgomery Co. United States | Brickyard Rd. / Horseshoe Ln. (38.99291, -77.21195) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Lawrence,
                KS Douglas Co. United States | N Kasold Dr. / Grand Vista Dr. (38.99325, -95.27913) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2007 | Opened October 2007. | 
| Crofton,
                MD Anne Arundel Co. United States | Cardinal Crest Dr. / Hallwood Ct. / Dalewood Ct. / Thornbury Ct. (38.99364, -76.67343) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Mix of stop and uncontrolled; no splitter islands. | |
| Potomac,
                MD Montgomery Co. United States | Old Seven Locks Rd. / Quarry Manor Terrace (38.99371, -77.16028) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Bethesda,
                MD Montgomery Co. United States | Bradmoor Dr. / Roosevelt St. (38.99427, -77.11925) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 21.3360 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2018). | 
| Lawrence,
                KS Douglas Co. United States | E 1450 Rd. / I-70 Ramps (38.99456, -95.22959) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 73.1520 | Freeway Ramps (Grade-Separated) Single-Lane | 2011 | Replaced trumpet interchange. | 
| Colorado Springs,
                CO El Paso Co. United States | Federal Dr. / Rampart Hills View / (parking lot) (38.99663, -104.81004) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.0567 | Other (At-Grade) Single-Lane | 2010 | Year Completed estimated (2006-2011). ICD estimated from Google Maps linework. | 
| Greenbelt,
                MD Prince George's Co. United States | Golden Triangle Dr. / (parking) (38.99762, -76.89644) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Gambrills,
                MD Anne Arundel Co. United States | 2498 Mt Tabor Rd (38.99855, -76.66414) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 22.2765 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| The Farm,
                CO El Paso Co. United States | Ent Pkwy. / Federal Dr. (38.99879, -104.81095) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | Year Completed estimated (2020-2022). | 
| Potomac,
                MD Montgomery Co. United States | Brickyard Rd. / Brent Rd. (38.99900, -77.22362) | Traffic Calming Circle Existing | One-Way/Two-Way Stop Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Topeka,
                KS Shawnee Co. United States | Wanamaker Rd. / 37th St. (39.00010, -95.76231) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.7675 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Opened June 2006. Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| Greenbelt,
                MD Prince George's Co. United States | Greenbelt Station Pkwy. / Stream Bank Ln. (39.00060, -76.91754) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.9560 | Other (At-Grade) Single-Lane | 2014 | Crosswalks at yield line on all leg. Year Completed estimated (2013-2014). West leg opened 2016. | 
| Topeka,
                KS Shawnee Co. United States | SE 37th St. / SE California Ave. (39.00069, -95.65168) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2017 | |
| Florence,
                KY Boone Co. United States | Camp Ernst Rd. / Pleasant Valley Rd. (39.00075, -84.70126) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 60.9600 | Other (At-Grade) Single-Lane | 2020 | |
| Greenbelt,
                MD Prince George's Co. United States | Greenbelt Station Pkwy. / S Center Dr. (39.00209, -76.91666) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2017 | |
| Merriam,
                KS Johnson Co. United States | Carter St. / Turkey Creek Dr. (39.00353, -94.69585) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.7718 | Other (At-Grade) Single-Lane | 2008 | Built for new development. ICD estimated from Google Maps linework. | 
| Greenbelt,
                MD Prince George's Co. United States | Greenbelt Station Pkwy. / Stream Bank Ln. (39.00374, -76.91563) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.9560 | Other (At-Grade) Single-Lane | 2017 | |
| 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). | 
| Lenexa,
                KS Johnson Co. United States | 67th St. / Gleason Rd. (39.00723, -94.86295) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.3387 | Other (At-Grade) Single-Lane | 2002 | Built as part of extension of both streets -- road originally curved from the north to the east. Completed October 2002. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Junction City,
                KS Geary Co. United States | US 40 Business (Washington St.) / I-70 WB Ramps / Goldenbelt Blvd. (39.00839, -96.83505) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Single-Lane | 2006 | Completed July 2006. | 
| Clearlake Oaks,
                CA Lake Co. United States | SR 20 / SR 53 (39.00852, -122.61426) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2019 | Merging right-turn bypass lanes on all legs. Year Completed estimated (2019-2020). | 
| Greenbelt,
                MD Prince George's Co. United States | Cherrywood Ln. / Greenbelt Metro Dr. (39.00985, -76.90330) | Roundabout Existing | All-Way Yield Other | 3 Approaches 0 Driveways 24.1290 | Other (At-Grade) Single-Lane | 2012 | Raised crosswalks. ICD estimated from Google Maps linework. | 
| North Vernon,
                IN Jennings Co. United States | US 50 / IN 750 (39.01143, -85.60029) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.3289 | Other (At-Grade) Single-Lane | 2017 | https://www.in.gov/indot/projects/2423.htm . ICD estimated from Google Maps linework. | 
| Shawnee,
                KS Johnson Co. United States | Hedge Ln Terr. (39.01260, -94.85484) | Other Existing | Unknown None | 1 Approaches 2 Driveways 58.4641 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Colorado Springs,
                CO El Paso Co. United States | Sybilla Ln. / (parking lot) (39.01263, -104.81160) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 25.9841 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Kansas City,
                MO Jackson Co. United States | Ward Pkwy. / W Meyer Blvd. / W 63rd Terr. / W 64th St. (39.01282, -94.60234) | Other Existing | Other Unknown | 5 Approaches 0 Driveways 64.9600 | Other (At-Grade) Multilane (3+ Lane) | Fountain in central island. No control on Ward Pkwy; stop signs on other approaches. ICD estimated from Google Maps linework. | |
| Colorado Springs,
                CO El Paso Co. United States | Bridle Oaks Dr. / Woodmont Dr. (39.01377, -104.79950) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 64.0311 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | (parking lot #1) (39.01388, -104.81080) | Roundabout Removed | All-Way Yield None | 4 Approaches 0 Driveways 21.3437 | Other (At-Grade) Single-Lane | 2013 | Originally built 2004. Removal date estimated (2011-2015). ICD estimated from Google Maps linework. | 
| Sterling,
                VA Loudoun Co. United States | Warp Dr / SR 28 NB Off-ramp / (parking lot entrance) (39.01390, -77.43069) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.4795 | Freeway Ramps (Grade-Separated) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Topeka,
                KS Shawnee Co. United States | SW 29th St. / SW Indian Hills Rd. (39.01407, -95.79815) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Single-Lane | 2015 | Year Completed estimated (2015-2016). | 
| Topeka,
                KS Shawnee Co. United States | SW 29th St. / Urish Rd. (39.01446, -95.78102) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2001 | Completed July 2001 as single-lane roundabout. Retail shopping center on SW corner. Converted to partial double-lane roundabout 2010. 21442 | 
| Colorado Springs,
                CO El Paso Co. United States | Serenity Park Dr. / (parking lot) (39.01540, -104.81010) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 23.1991 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Topeka,
                KS Shawnee Co. United States | SE 28th Terrace / SE Beach Dr. (39.01604, -95.61985) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2005 | Year Completed estimated (2005-2006). | 
| Columbia,
                MO Boone Co. United States | MO-763 / Hwy VV / E Prathersville Rd. / N Wagon Trail Rd. (39.01622, -92.32299) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 53.8214 | Other (At-Grade) Single-Lane | 2009 | ICD estimated from Google Maps linework. | 
| Columbia,
                MO Boone Co. United States | Durango Dr. / Flatwater Dr. (39.01682, -92.27705) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 28.7664 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                CO El Paso Co. United States | Flying Horse Club Dr. / Ravenswood Dr. / Weiskopf Point (39.01705, -104.78969) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Year Completed estimated (2006-2008). | 
| Blue Springs,
                MO Jackson Co. United States | Woods Chapel Rd. / SW Walnut St. (39.01761, -94.30015) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.7571 | Other (At-Grade) Single-Lane | 2014 | ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | Stout Dr. / (parking lot) (39.01775, -104.81250) | Roundabout Existing | Unknown Unknown | 3 Approaches 0 Driveways 20.4146 | Other (At-Grade) Single-Lane | 2003 | ICD estimated from Google Maps linework. | 
| Shawnee,
                KS Johnson Co. United States | Clear Creek Pkwy. / Frontage Rd. (39.01781, -94.85174) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.4777 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                CO El Paso Co. United States | Barossa Valley Rd. / Veneto Way (39.01820, -104.78304) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2006-2011). | 
| 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 | |
| (unincorporated),
                CO El Paso Co. United States | Flying Horse Club Dr. / Barossa Valley Rd. (39.01949, -104.78420) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Year Completed estimated (2006-2008). | 
| Shawnee,
                KS Johnson Co. United States | Woodsonia Dr. / Clear Creek Pkwy. (39.02142, -94.84924) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 32.4760 | Other (At-Grade) Single-Lane | 2004 | Date estimated. ICD estimated from Google Maps linework. | 
| Junction City,
                KS Geary Co. United States | East St. / E Chestnut St. / Frontage Rd. / I-70 WB Exit Ramp (39.02176, -96.81661) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 64.0077 | Other (At-Grade) Single-Lane | 2008 | Completed November 2008 (?). | 
| Silver Spring,
                MD Montgomery Co. United States | Woodmoor Dr. / Lexington Dr. (39.02215, -77.00818) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands. | |
| Polychrome Historic District,
                MD Prince George's Co. United States | IKEA Center Blvd. / Milestone Way (39.02224, -76.92650) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | Mix of yield-controlled and uncontrolled entries. | |
| 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 | ||
| Odenton,
                MD Anne Arundel Co. United States | Sand Lens Dr. / Water Strider Way (39.02435, -76.72793) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2020 | |
| Shawnee,
                KS Johnson Co. United States | Monticello Rd. / Clearcreek Pkwy. (39.02437, -94.83942) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.3304 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2012-2013). ICD estimated from Google Maps linework. | 
| Colorado Springs,
                CO El Paso Co. United States | Spectrum Loop / Grey Hawk Dr. (39.02499, -104.81383) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2006-2011). | 
| Centreville,
                MD Queen Anne's Co. United States | Symphony Way / Orchestra Pl. (39.02501, -76.06785) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Colorado Springs,
                CO El Paso Co. United States | Northgate Blvd. / I-25 SB Ramps (39.02538, -104.83627) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 49.1752 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2013 | https://www.krdo.com/news/local-news/north-gate-blvd-set-to-reopen-under-i-25-/34107950 . ICD estimated from Google Maps linework. | 
| Seymour,
                IN Jackson Co. United States | SR 11 / I-65 SB Ramps (39.02568, -85.89067) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2020 | http://www.therepublic.com/2020/11/20/indot-to-open-state-road-11-roundabout-saturday-in-jackson-county/ | 
| Colorado Springs,
                CO El Paso Co. United States | Northgate Blvd. / I-25 NB Ramps (39.02725, -104.83094) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.2461 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2013 | https://www.krdo.com/news/local-news/north-gate-blvd-set-to-reopen-under-i-25-/34107950 . ICD estimated from Google Maps linework. | 
| Highland Heights,
                KY Campbell Co. United States | Martha Layne Collins Blvd. / Johns Hill Rd. / University Dr. / Knollwood Dr. (39.02729, -84.46077) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.6071 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Centreville,
                MD Queen Anne's Co. United States | MD 304 (Ruthsburg Rd.) / US 301 NB Ramps (39.02731, -76.02541) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.1124 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | https://www.calvertbeacon.com/opening-new-us-301md-304-interchange/ ICD estimated from Google Maps linework. | 
| Seymour,
                IN Jackson Co. United States | SR 11 / I-65 NB Ramps (39.02779, -85.88880) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2020 | http://www.therepublic.com/2020/11/20/indot-to-open-state-road-11-roundabout-saturday-in-jackson-county/ | 
| Centreville,
                MD Queen Anne's Co. United States | MD 304 (Ruthsburg Rd.) / US 301 SB Ramps / Tidewater Dr. (39.02813, -76.02920) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.2563 | Freeway Ramps (Grade-Separated) Single-Lane | 2017 | https://www.calvertbeacon.com/opening-new-us-301md-304-interchange/ ICD estimated from Google Maps linework. | 
| Topeka,
                KS Shawnee Co. United States | SW Indian Hills Rd. / SW 21st St. (39.02859, -95.79811) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.5340 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Odenton,
                MD Anne Arundel Co. United States | Meyers Station Rd. / Conway Rd. (39.02871, -76.71317) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.2440 | Other (At-Grade) Single-Lane | 2016 | Year Completed estimated (2015-2017). | 
| Topeka,
                KS Shawnee Co. United States | SW 21st St. / Urish Rd. (39.02899, -95.78088) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.1005 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Completed November 2008. ICD estimated from Google Maps linework. | 
| Shawnee,
                KS Johnson Co. United States | W 55th St. / Hedge Lane Terr. (39.02902, -94.85512) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.5338 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Open September 2011. ICD estimated from Google Maps linework. | 
| Shawnee,
                KS Johnson Co. United States | W 55th St. / Johnson Dr. / K-7 Ramps (39.02903, -94.85268) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 105.7677 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2011 | Open September 2011. ICD estimated from Google Maps linework. | 
| Newport,
                KY Campbell Co. United States | Johns Hill Rd. (KY 2345) / North Connector Rd. (39.02910, -84.46990) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 43.6059 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Shawnee,
                KS Johnson Co. United States | Johnson Dr. / Roberts St. (39.02956, -94.85005) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 74.2224 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | ICD estimated from Google Maps linework. | 
| Junction City,
                KS Geary Co. United States | K-18 / Blue Jay Way / Karns Dr. (39.03013, -96.88229) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 60.9600 | Other (At-Grade) Single-Lane | 2022 | Access to Junction City High School. https://kveng.com/news/junction-city-high-school-project-updates/ | 
| 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 | ||
| Colorado Springs,
                CO El Paso Co. United States | Struthers Rd. / Gleneagle Dr. / Gleneagle Gate View (39.03042, -104.83108) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 64.0080 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2020 | Oval shaped. ICD = 210 ft x 185 ft. | 
| Ashburn,
                VA Loudoun Co. United States | Julia St. / Pollen Farm Blvd. / Goose Preserve Dr. (39.03164, -77.52979) | Other Existing | Uncontrolled Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Topeka,
                KS Shawnee Co. United States | Rice Rd. / I-70 EB Ramps / Cyprus Drive (39.03190, -95.62320) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 52.8817 | Freeway Ramps (Grade-Separated) Single-Lane | 2000 | Part of a major realignment of I-70 and K-4. Cyprus Drive is One Way Eastbound (away from the roundabout). Partial cloverleaf AB interchange type. Completed October 2000. ICD estimated from Google Maps linework. | 
| Lakeport,
                CA Lake Co. United States | Todd Rd. / Parallel Dr. (39.03226, -122.92521) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.5433 | Other (At-Grade) Single-Lane | 1998 | Year Completed estimated (1993-2003). ICD estimated from Google Maps linework. | 
| Newport,
                KY Campbell Co. United States | Louie B Nunn Dr. / University Dr. (39.03333, -84.45999) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.6874 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| Bloomfield,
                IN Greene Co. United States | SR 445 / I-69 NB Ramps (39.03372, -86.68831) | Roundabout Existing | All-Way Yield Unknown | 2 Approaches 0 Driveways 28.7595 | Freeway Ramps (Grade-Separated) Single-Lane | 2015 | Raindrop shape. ICD estimated from Google Maps linework. | 
| Kansas City,
                MO Jackson Co. United States | Kensington Ave. / E 50th Terr. (39.03375, -94.53396) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.7595 | Other (At-Grade) Single-Lane | 2006 | Year Completed estimated (2005-2006). ICD estimated from Google Maps linework. | 
| Beltsville,
                MD Prince George's Co. United States | Sellman Rd. / Woodbine Rd. (39.03418, -76.93680) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2008 | Intersection relocated south of previous TWSC intersection. | 
| Jackson,
                OH Jackson Co. United States | McCarty Ln. / Acy Ave. (39.03443, -82.60133) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.3255 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Bloomfield,
                IN Greene Co. United States | SR 445 / I-69 SB Ramps (39.03444, -86.68995) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 31.5423 | Freeway Ramps (Grade-Separated) Single-Lane | 2015 | Raindrop shape. ICD estimated from Google Maps linework. | 
| Potomac,
                MD Montgomery Co. United States | Larkmeade Ln. / Bells Ridge Dr. (39.03483, -77.16775) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Topeka,
                KS Shawnee Co. United States | SW 17th St. / SW Urish Rd. (39.03593, -95.78097) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 95.5527 | Other (At-Grade) Single-Lane | 2012 | Designed for ultimate two-lane Urish entries; striped as single-lane entry with right-turn-only lane. Open November 2012. ICD estimated from Google Maps linework. | 
| Topeka,
                KS Shawnee Co. United States | Rice Rd. / I-70 WB Ramps / Sycamore Dr. (39.03610, -95.62310) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.5293 | Freeway Ramps (Grade-Separated) Single-Lane | 2000 | Part of a major realignment of I-70 and K-4. Sycamore Drive is one way with two westbound lanes (into the roundabout). Partial cloverleaf AB interchange type. Completed October 2000. ICD estimated from Google Maps linework. | 
| Independence,
                MO Jackson Co. United States | S Ehrhart / S Eastland Center Dr. / (apartments) / (parking) (39.03658, -94.35379) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.6860 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Independence,
                MO Jackson Co. United States | Bass Pro Dr. / E Bluff Dr. / (parking lot) (39.03806, -94.37174) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.8300 | Other (At-Grade) Single-Lane | 2007 | Year Completed estimated (2007-2008). ICD estimated from Google Maps linework. | 
| Highland Heights,
                KY Campbell Co. United States | University Dr. / Sunset Dr. / 3 Mile Rd. / North Connector Rd. (39.04023, -84.46455) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.5267 | Other (At-Grade) Unknown | 2017 | ICD estimated from Google Maps linework. | 
| Lake Frederick,
                VA Frederick Co. United States | Lake Frederick Dr. / Rachel Carson Dr. (39.04044, -78.15310) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.4673 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Mount Orab,
                OH Brown Co. United States | N High St. / SR 32 EB Ramps (39.04104, -83.92064) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2022 | Raindrop shaped. | 
| Topeka,
                KS Shawnee Co. United States | SW Huntoon St. / SW Urish Rd. (39.04338, -95.78022) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2017 | Right-turn-only lane on south leg. | 
| Fort Riley,
                KS Geary Co. United States | Henry Dr. / Marshall Rd. (39.04386, -96.77208) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 45.7200 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Turbo roundabout. Merging right-turn bypass lane on south leg. Year Completed estimated (2020-2022) | 
| Potomac,
                MD Montgomery Co. United States | Broad Green Dr. / Clagett Farm Dr. (39.04566, -77.19669) | Other Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | ||
| Fort Riley,
                KS Geary Co. United States | Henry Dr. / Ray Rd. (39.05017, -96.77554) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 47.2440 | Other (At-Grade) Single-Lane | 2018 | Through bypass lane on north leg. Merging right-turn bypass lane on south and east legs. Year Completed estimated (2014-2019). |