| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Fishers,
                IN Hamilton United States | E 141st St. / Prairie Lakes Blvd. S / Old Oak Dr. (39.99352, -86.00093) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Open November 27, 2024. E 141st Street is the boundary between Fishers and Noblesville. | 
| Wenatchee,
                WA Chelan Co. United States | US 97 Alt / Ohme Garden Rd. / Warehouse Way (47.48082, -120.32091) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.0940 | Other (At-Grade) Single-Lane | 2012 | Open October 2012. ICD estimated from Google Maps linework. | 
| Spokane,
                WA Spokane Co. United States | N Waikiki Rd. / N Mill Rd. (47.76113, -117.42815) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.5085 | Other (At-Grade) Single-Lane | 2012 | Open October 2012. ICD estimated from Google Maps linework. | 
| Redmond,
                WA King Co. United States | NE Novelty Hill Rd. / 195th Ave. NE (47.68845, -122.07993) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 38.5909 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Open October 2012. ICD estimated from Google Maps linework. | 
| Arlington,
                WA Snohomish Co. United States | SR 531 (172nd St NE) / SR 9 (48.15166, -122.11325) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.6373 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Open October 2012. ICD estimated from Google Maps linework. | 
| Joint Base Lewis-McChord,
                WA Pierce Co. United States | Portland Ave. SW / Boundary St. SW / Camp Murray Gate (47.12106, -122.56300) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.6312 | Other (At-Grade) Single-Lane | 2012 | Open October 2012. ICD estimated from Google Maps linework. | 
| Sedro-Woolley,
                WA Skagit Co. United States | Cook Rd. / Ferry St. / Washington St. / Edward R Murrow St. (48.50715, -122.24729) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 69.6321 | Other (At-Grade) Single-Lane | 2013 | Open October 2013. ICD estimated from Google Maps linework. | 
| Liberty Lake,
                WA Spokane Co. United States | Liberty Lake Rd. / Harvard Rd. / E Mission Ave. / I-90 WB Off-Ramp (47.67454, -117.11097) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.0137 | Freeway Ramps (Grade-Separated) Single-Lane | 2013 | Open October 2013. ICD estimated from Google Maps linework. | 
| Bellingham,
                WA Whatcom Co. United States | N State St. / Wharf St. / N Forest St. / Boulevard (48.74361, -122.48473) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.8297 | Other (At-Grade) Single-Lane | 2013 | Open October 2013. ICD estimated from Google Maps linework. | 
| Cashmere,
                WA Chelan Co. United States | N Division St. / Cottage Ave. (47.52214, -120.46999) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.3840 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2015 | Open October 2015. | 
| Seabeck,
                WA Kitsap Co. United States | Seabeck Hwy NW / NW Holly Rd. (47.60901, -122.75692) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2015 | Open October 2015. | 
| Lacey,
                WA Thurston Co. United States | Willamette Dr. NE / 31st Ave. NE (47.07789, -122.75228) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.9205 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | Open October 2015. 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. | 
| Hobart,
                IN Lake Co. United States | W 61st Ave. / Marcella Blvd. (41.50729, -87.31414) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2024 | Open October 2024. https://www.facebook.com/permalink.php/?story_fbid=526944479719719&id=100072125151004 | 
| Covington,
                WA King Co. United States | SE 256th St. / 164th Ave. SE (47.37256, -122.12290) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.1477 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Open September 2007. 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. | 
| Joint Base Lewis-McChord,
                WA Pierce Co. United States | Murray Rd. SW / 150th St. SW (47.12084, -122.54259) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Open September 2012. | 
| Redmond,
                WA King Co. United States | NE Union Hill Rd. / 196th Ave. NE (47.67501, -122.07901) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Open September 2012. | 
| Silverdale,
                WA Kitsap Co. United States | Silverdale Way NW / Chico Way NW / NW Newberry Hill Rd. (47.63704, -122.70135) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 15.2906 | Other (At-Grade) Single-Lane | 2012 | Open September 2012. ICD estimated from Google Maps linework. | 
| Sammamish,
                WA King Co. United States | NE 8th St. / 233rd Ave NE (47.61687, -122.02903) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 63.6012 | Other (At-Grade) Single-Lane | 2012 | Open September 2012. ICD estimated from Google Maps linework. | 
| Poulsbo,
                WA Kitsap Co. United States | NE Lincoln Rd / Noll Rd. NE / Gala Way NE (47.75092, -122.61274) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2012 | Open September 2012. Replaced two offset T-intersections. | 
| Kennewick,
                WA Benton Co. United States | W Metaline Ave. / N Nevada St. / W Montana St. (46.22031, -119.23826) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 14.0478 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2013 | Open September 2013. ICD estimated from Google Maps linework. | 
| Ruston,
                WA Pierce Co. United States | Main St. / Bay View Corridor (47.29744, -122.50297) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.1095 | Other (At-Grade) Single-Lane | 2014 | Open September 2014. ICD estimated from Google Maps linework. | 
| Lenexa,
                KS Johnson Co. United States | Renner Rd. / W 86th St. (38.97310, -94.77980) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 49.2116 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2014 | Open September 2014. ICD estimated from Google Maps linework. | 
| Woodland,
                WA Cowlitz Co. United States | SR 503 (Lewis River Rd.) / Scott Ave. (45.91699, -122.74009) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.7138 | Other (At-Grade) Single-Lane | 2015 | Open September 2015. ICD estimated from Google Maps linework. | 
| Kendall,
                WA Whatcom Co. United States | SR 542 / SR 547 (Kendall Corner) (48.91692, -122.13767) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.5337 | Other (At-Grade) Single-Lane | 2015 | Open September 2015. ICD estimated from Google Maps linework. | 
| Greenacres,
                WA Spokane Co. United States | N Barker Rd. / I-90 EB Ramps (47.66457, -117.15376) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.1480 | Freeway Ramps (Grade-Separated) Single-Lane | 2020 | Open September 4, 2020. | 
| Davis,
                CA Yolo Co. United States | Engineering Bikeway / (unknown) (38.53777, -121.75421) | Other Existing | Uncontrolled Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Open to bicycles and pedestrians only. | |
| Apex,
                NC Wake Co. United States | James St. / Minley Way (35.72147, -78.85924) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 22.3016 | Other (At-Grade) Single-Lane | 2019 | Open to traffic 2015 but not completed until 2018-2019. ICD = 95 ft. ICD estimated from Google Maps linework. | 
| Vista,
                CA San Diego Co. United States | S Santa Fe Ave. / Pala Vista Dr. (33.19467, -117.23597) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2021 | Open to traffic 2021 but incomplete. Year Completed estimated (2021-2022). | 
| Bozeman,
                MT Gallatin Co. United States | Durston Rd. / Ferguson Ave. (45.68569, -111.09355) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.2023 | Other (At-Grade) Single-Lane | 2019 | Open to traffic in 2019, not completed until 2020. https://www.youtube.com/watch?v=alzAe8c-fuU ICD estimated from Google Maps linework. | 
| Spokane Valley,
                WA Spokane Co. United States | SR 290 (E Trent Ave.) / Barker Rd. (47.69983, -117.15503) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2021 | Open to westbound traffic week of September 24, 2021. Fourth approach for north leg to be added at a later date by private developer. | 
| Westfield,
                IN Hamilton Co. United States | W 161st St. / Spring Mill Rd. (40.02106, -86.16501) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2025 | Opened 10 Sep 2025. Pedestrian crossing buttons activate RRFB lights on all four entries/exits at once. | 
| Akron,
                OH Summit Co. United States | OH 91 (Canton Rd.) / East Market St. (41.05544, -81.43963) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2021 | Opened 10/15/2021. A quarter of the circle has 2 lanes. Pictures are here: https://twitter.com/AkronOhioMayor/status/1449057995766239232. | 
| Martinsville,
                IN Morgan Co. United States | SR 252 (Morgantown Rd.) / Cramertown Loop (39.42394, -86.39938) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | Opened 12/2021 as part of the I-69 opening around Martinsville. https://i69finishline.com/construction-schedule/. | 
| Deer Park,
                WA Spokane Co. United States | US 395 / N Short Rd. / N Main St. (47.94267, -117.47734) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.2022 | Other (At-Grade) Single-Lane | 2018 | Opened 7/18/2018. ICD estimated from Google Maps linework. | 
| Federal Way,
                WA King Co. United States | S 323rd St. / 32nd Ave. S (47.31214, -122.29250) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.5368 | Other (At-Grade) Single-Lane | 2000 | Opened April 2000. ICD estimated from Google Maps linework. | 
| Federal Way,
                WA King Co. United States | Weyerhaeuser Way S / 33rd Pl S / 32nd Dr. S (47.29863, -122.29280) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.6385 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2000 | Opened April 2000. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. | 
| White Center,
                WA King Co. United States | 10th Ave. SW / SW 100th St. (47.51379, -122.34770) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 12.1000 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2006 | Opened April 2006. Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| White Center,
                WA King Co. United States | 9th Ave. SW / SW 100th St. (47.51379, -122.34640) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 14.5200 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2006 | Opened April 2006. Previously controlled by two-way stop Functional Class: Neighborhood Collector ICD estimated from Google Maps linework. | 
| Montgomery,
                AL Montgomery Co. United States | S. Ripley St. / Washington Ave. (32.37658, -86.29808) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 14.1213 | Other (At-Grade) Single-Lane | 2008 | Opened April 2008. ICD estimated from Google Maps linework. | 
| Indianapolis,
                IN Marion Co. United States | E 79th St. / Dean Rd. (39.89772, -86.09835) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Opened Aug 1 2024. https://www.wthr.com/article/traffic/traffic-news/new-north-indianapolis-roundabout-open-vehicle-traffic-dean-road-east-79th-street/531-d781784c-0459-49da-9e80-ca4039c81e42 | 
| Howard,
                WI Brown Co. United States | Glendale Ave. / Hillcrest Heights (44.56551, -88.09801) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.9305 | Other (At-Grade) Single-Lane | 2008 | Opened August 1, 2008. ICD estimated from Google Maps linework. | 
| Westfield,
                IN Hamilton Co. United States | E 161st St. / Westfield Blvd. / S Union St. (40.02203, -86.12753) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2022 | Opened August 1, 2022. | 
| Summit,
                WI Waukesha Co. United States | CTH P (N Sawyer Rd.) / CTH DR (Delafield Rd.) (43.05922, -88.44241) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 36.6506 | Other (At-Grade) Single-Lane | 2011 | Opened August 11, 2011. ICD estimated from Google Maps linework. | 
| Mansfield,
                OH Richland Co. United States | Mansfield-Lucas Rd. / Illinois Ave. / E Cook Rd. (40.73380, -82.48583) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | Opened August 11, 2022. https://www.richlandsource.com/business/community_development/roundabout-at-cook-illinois-mansfield-lucas-to-be-opened-thursday-at-10-a-m/article_1ff0124e-18e7-11ed-aa9f-0f857334eaa6.html | 
| Coralville,
                IA Johnson Co. United States | E. 9th St. / Quarry Rd. (41.68176, -91.55988) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5714 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Opened August 15, 2006. ICD estimated from Google Maps linework. | 
| Modesto,
                CA Stanislaus Co. United States | Merle Ave. / Maid Mariane Ln. (37.67087, -120.93030) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-Lane | 2007 | Opened August 15, 2007. | 
| Oconomowoc,
                WI Waukesha Co. United States | Wisconsin Ave. / Walnut St. (43.10956, -88.49469) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.6205 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | Opened August 15, 2008. ICD estimated from Google Maps linework. | 
| Ridgefield,
                WA Clark Co. United States | SR 501 (Pioneer St.) / 45th Ave. (45.81568, -122.70290) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.4529 | Other (At-Grade) Single-Lane | 2007 | Opened August 16, 2007. http://www.wsdot.wa.gov/News/2007/08/06_SR501Roundabouts.htm. Rural. ICD estimated from Google Maps linework. | 
| Farmville,
                VA Prince Edward Co. United States | Farmville Rd. / Kingsville Rd. (37.24605, -78.44392) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | Opened August 17, 2022. https://www.farmvilleherald.com/2022/08/kingsville-roundabout-finally-open/ | 
| Fernley,
                NV Lyon Co. United States | US 50A / US 95A (39.60358, -119.22700) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 49.6907 | Other (At-Grade) Single-Lane | 2006 | Opened August 18, 2006. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Millington,
                MD Kent Co. United States | MD 291 / US 301 SB Ramps (39.26463, -75.86641) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.4393 | Freeway Ramps (Grade-Separated) Single-Lane | 1999 | Opened August 1999. ICD estimated from Google Maps linework. | 
| Millington,
                MD Kent Co. United States | MD 291 / US 301 NB Ramps (39.26386, -75.86260) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 28.6656 | Freeway Ramps (Grade-Separated) Single-Lane | 1999 | Opened August 1999. ICD estimated from Google Maps linework. | 
| Eau Claire,
                WI Eau Claire Co. United States | Hendrickson Dr. / Heights Dr. / University Dr. / Frontage Rd. (44.79457, -91.51466) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.6819 | Other (At-Grade) Single-Lane | 2005 | Opened August 2005. ICD estimated from Google Maps linework. | 
| Appleton,
                WI Outagamie Co. United States | CTH N (S Washington St.) / Emons Rd. / Buchanan Rd. (44.25141, -88.32418) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.6527 | Other (At-Grade) Single-Lane | 2007 | Opened August 2007. ICD estimated from Google Maps linework. | 
| Wales,
                WI Waukesha Co. United States | US 18 / Blackwood Dr. (43.01132, -88.38609) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.5660 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Opened August 2009. ICD estimated from Google Maps linework. | 
| Springfield,
                OH Lucas Co. United States | King Rd. / Nebraska Ave. (41.64652, -83.72299) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.5914 | Other (At-Grade) Single-Lane | 2009 | Opened August 2009. ICD estimated from Google Maps linework. | 
| Green,
                OH Summit Co. United States | Massillon Rd. (SR 241) / Steese Rd. (40.94755, -81.46524) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.5169 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Opened August 2009. ICD estimated from Google Maps linework. | 
| Greenville,
                WI Outagamie Co. United States | STH 15 / CTH CB (Greenville Dr.) (44.28721, -88.50600) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 52.1525 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | Opened August 2013. ICD estimated from Google Maps linework. | 
| Green,
                OH Summit Co. United States | Greensburg Rd. / Lauby Rd. (40.92918, -81.43810) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.3865 | Other (At-Grade) Single-Lane | 2015 | Opened August 2015. ICD estimated from Google Maps linework. | 
| Hamilton,
                OH Butler Co. United States | Hamilton Mason Rd. / LeSourdsville West Chester Rd. (39.37223, -84.42497) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 40.6237 | Other (At-Grade) Single-Lane | 2018 | Opened August 2018. ICD estimated from Google Maps linework. | 
| Frederick,
                MD Frederick Co. United States | Jefferson Pike (MD 180) / Mt Zion Rd. (39.38286, -77.48054) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 36.9250 | Other (At-Grade) Single-Lane | 2019 | Opened August 2019. https://www.fredericknewspost.com/news/politics_and_government/public_safety/md-roundabout-opened/article_e67c26f7-ac5c-5931-b2e0-9e68faaa77d7.html ICD estimated from Google Maps linework. | 
| Pullman,
                WA Whitman Co. United States | SR 27 / Whelan Rd. (46.75994, -117.16896) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 32.0037 | Other (At-Grade) Single-Lane | 2022 | Opened August 2022. Developer mitigation project. | 
| Cleveland,
                OH Cuyahoga Co. United States | Quigley Rd. / W. 14th St. / I-71 NB Offramp / I-71 SB Onramp (41.46614, -81.69114) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.1181 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2006 | Opened August 21, 2006. ICD estimated from Google Maps linework. | 
| Copley Township,
                OH Summit Co. United States | Ridgewood Rd. / Hametown Rd. (41.11395, -81.66791) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.1947 | Other (At-Grade) Single-Lane | 2006 | Opened August 21, 2006. ICD estimated from Google Maps linework. | 
| Deer Park,
                WA Spokane Co. United States | US 395 / W Monroe Rd. / W Crawford St. (47.95398, -117.48830) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.7936 | Other (At-Grade) Single-Lane | 2018 | Opened August 21, 2018. ICD estimated from Google Maps linework. | 
| Carmel,
                IN Hamilton Co. United States | E 116th St. / S Rangeline Rd. / Westfield Blvd. (39.95661, -86.12675) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2022 | Opened August 22, 2022. http://carmellink.com/project.php?title=116th%20Street%20and%20Range%20Line%20Road%20Roundabout | 
| Modesto,
                CA Stanislaus Co. United States | Encina Ave. / Conejo Ave. (37.64524, -120.96640) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 18.9136 | Other (At-Grade) Single-Lane | 2005 | Opened August 24, 2005. Adjavent to junior high school. ICD estimated from Google Maps linework. | 
| Oshkosh,
                WI Winnebago Co. United States | US 45 / Fernau Ave. / Lake Butte des Morts Dr. (44.05513, -88.57150) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 50.2920 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2010 | Opened August 24, 2010. | 
| Carmel,
                IN Hamilton Co. United States | W 111th St. / Spring Mill Ln. / Slade Ave, (39.94893, -86.16236) | Roundabout Unknown | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | Opened August 25, 2023. https://content.govdelivery.com/accounts/INCARMEL/bulletins/367b416#:~:text=111TH%20STREET%20AND%20SPRING%20MILL%20ROAD%20ROUNDABOUT | 
| Beverly Hills,
                MI Oakland Co. United States | Greenfield Rd. / Normandy Rd. / Beverly Rd. (42.52471, -83.20409) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-Lane | 2023 | Opened August 26, 2023. https://www.rcocweb.org/655/GreenfieldNormandy-Beverly-Roundabout-CO | 
| Mankato,
                MN Blue Earth Co. United States | Stadium Rd. / Pohl Rd. (44.14510, -93.97611) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | Opened August 29, 2020. https://www.keyc.com/2020/08/28/mankatos-newest-roundabout-open-saturday/ | 
| Oshkosh,
                WI Winnebago Co. United States | STH 21 (Omro Rd.) / US 41 SB Ramps (44.03272, -88.58319) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 60.1058 | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | 2012 | Opened August 30, 2012. Three-lane roundabout. Series of 4 roundabouts. ICD estimated from Google Maps linework. | 
| Greenleaf,
                WI Brown Co. United States | STH 32-STH 57 (Greenleaf Rd.) / STH 96 (Day St.) (44.31343, -88.09599) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.3285 | Other (At-Grade) Single-Lane | 2007 | Opened August 31, 2007. ICD estimated from Google Maps linework. | 
| Van Wert,
                OH Van Wert Co. United States | US 224 / US 127 / Marsh Rd. (40.90046, -84.57198) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | Opened August 5, 2022. https://www.hometownstations.com/news/new-roundabout-just-north-of-van-wert-expected-to-open-on-august-5th/article_5605707a-129a-11ed-9c27-bf0fae2306bd.html | 
| De Pere,
                WI Brown Co. United States | N Ashland Ave. / Glory Rd. / N 8th St. (44.45685, -88.07702) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.0668 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | Opened August 6, 2010. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Fishers,
                IN Hamilton Co. United States | Southeastern Pkwy. / E 126th St. / Corydon Dr. (39.97311, -85.89351) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Opened August 6, 2024. | 
| Pleasant Prairie,
                WI Kenosha Co. United States | STH 165 (104th St.) / CTH EZ (39th Ave.) (42.52248, -87.85383) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.5327 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Opened August 8, 2011. ICD estimated from Google Maps linework. | 
| Fishers,
                IN Hamilton Co. United States | E 131st St. / Howe Rd (39.97895, -85.98006) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2025 | Opened August 9, 2025. | 
| Lexington,
                KY Fayette Co. United States | W Reynolds Rd. / Keithshire Way / Wellington Way (37.99520, -84.53814) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 62.1196 | Other (At-Grade) Multilane (2 Lane, unspecified) | 1999 | Opened between 1997 and 2002. Functional Class: Collector ICD estimated from Google Maps linework. | 
| Shawinigan,
                QC Mauricie Region Canada | Rte 153 / Rte 157 / Avenue de la Station (46.54343, -72.75185) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2003 | Opened December 2003. No splitter island on east leg. | 
| Tacoma,
                WA Pierce Co. United States | 49th Ave. NE / 33rd St. NE / Norpoint Way NE (47.28643, -122.38220) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 25.9249 | Other (At-Grade) Single-Lane | 2004 | Opened December 2004. ICD estimated from Google Maps linework. | 
| Lacey,
                WA Thurston Co. United States | Vashon Dr. NE / Columbia Way NE (47.09724, -122.77000) | Roundabout Existing | Unknown Unknown | 4 Approaches 0 Driveways 26.0175 | Other (At-Grade) Single-Lane | 2005 | Opened December 2005. ICD estimated from Google Maps linework. | 
| Riverton,
                KS Cherokee Co. United States | US 69 Alt / K-66 / Beasley Rd. (37.07561, -94.71608) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 57.1730 | Other (At-Grade) Single-Lane | 2008 | Opened December 2008. Previously controlled by two-way stop ICD estimated from Google Maps linework. | 
| Fishers,
                IN Hamilton Co. United States | E 106th St. / Hoosier Rd. / Windermere Blvd. (39.94168, -85.96656) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | Opened December 2023. | 
| Carmel,
                IN Hamilton Co. United States | E 111th St. / N College Ave. (39.94911, -86.14594) | Roundabout Existing | All-Way Yield None | 4 Approaches 1 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | Opened December 3, 2021. http://www.carmellink.com/index.php | 
| Westfield,
                IN Hamilton Co. United States | Spring Mill Rd. / W 169th St. (40.03198, -86.16505) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2021 | Opened December 3, 2021. https://readthereporter.com/2-8-million-for-westfield-roundabouts/. https://twitter.com/TravelWestfield/status/1466865256836304904 | 
| Westfield,
                IN Hamilton Co. United States | E 161st St. / Oak Rd. (40.02210, -86.11823) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2023 | Opened December 7, 2023. https://www.westfield.in.gov/egov/documents/1618489074_62055.pdf | 
| Gatineau,
                QC Outaouais Region Canada | Blvd. St.-Joseph (Rte. 105) / Rue Montcalm (45.43146, -75.73314) | Roundabout Existing | All-Way Yield Pedestrian Signal (red-yellow-green to drivers) | 3 Approaches 0 Driveways 23.4678 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2003 | Opened December 9, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Mont-Tremblant,
                QC Laurentides Region Canada | Montee Ryan / Chemin Duplessis (46.20699, -74.59426) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2002 | Opened fall 2002. | 
| West Haven,
                CT New Haven Co. United States | Rte 162 (Jones Hill Rd.) / SR 705 (Ocean Avenue) (41.23624, -72.98605) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.8421 | Other (At-Grade) Single-Lane | 2007 | Opened fall 2007. Connecticut DOT project. Previously controlled by one-way stop ICD estimated from Google Maps linework. | 
| Blue Ash,
                OH Hamilton Co. United States | Hunt Rd. / (parking) (39.22578, -84.39828) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2022 | Opened February 2, 2022. https://www.blueash.com/departments/public_works/hunt_plainfield.php | 
| Federal Way,
                WA King Co. United States | S 317th St. / 28th Ave. S / I-5 HOV Access Ramps (47.31781, -122.29760) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.4836 | Freeway Ramps (Grade-Separated) Single-Lane | 2006 | Opened February 2006. ICD estimated from Google Maps linework. | 
| Olathe,
                KS Johnson Co. United States | Access Rd. / Bass Pro entrance (38.91125, -94.77769) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 25.0919 | Other (At-Grade) Single-Lane | 2007 | Opened February 2007. Access to Bass Pro retail center. ICD estimated from Google Maps linework. | 
| Olathe,
                KS Johnson Co. United States | Renner Rd. / North Bass Pro entrance (38.91125, -94.77965) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.3852 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Opened February 2007. Access to Bass Pro retail center. ICD estimated from Google Maps linework. | 
| Olathe,
                KS Johnson Co. United States | Renner Rd. / South Bass Pro entrance (38.90922, -94.77960) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.5981 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Opened February 2007. Access to Bass Pro retail center. ICD estimated from Google Maps linework. | 
| Rincon,
                GA Effingham Co. United States | Fort Howard Rd. / Old Augusta Rd. (32.30374, -81.19530) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | Opened February 2020. https://www.wtoc.com/2020/02/24/fort-howard-old-augusta-road-roundabout-complete/ | 
| Winston-Salem,
                NC Forsyth Co. United States | Germanton Rd. (NC 8) / Winston-Salem Northern Beltway (NC 74) EB Ramps (36.19637, -80.25492) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 54.8640 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) | 2021 | Opened in 2021 temporarily as single lane. Converted to 2x1 in 2022. https://malmeroads.net/i7374nc/i74seg4.html |