| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| West Baraboo,
                WI Sauk Co. United States | Linn St. / US 12 WB Ramps (43.47482, -89.77414) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 51.8160 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | 2 new roundabouts at ramp terminals on new bypass project. | 
| Slidell,
                LA St. Tammany Par. United States | E Howze Beach Rd. / Lakeshore Village W (30.23189, -89.77186) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2019 | Through lane bypass on northeast leg; add-lane right-turn bypass lane on southwest leg; yield-controlled right-turn bypass lane on southeast legs. | 
| Atoka,
                TN Tipton Co. United States | Atoka-Idaville Rd. / Rosemark Rd. (35.43487, -89.76999) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2021 | |
| Wisconsin Dells,
                WI Columbia Co. United States | Waubeek Rd. / River Rd. (43.63800, -89.76709) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.2523 | Other (At-Grade) Single-Lane | 2007 | Opened November 2007. ICD estimated from Google Maps linework. | 
| Slidell,
                LA St. Tammany Par. United States | Lakeshore Village / N Ring Road Dr. / Delta Ridge Ave. (30.22744, -89.76568) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2019 | Year Completed estimated (2019-2021). | 
| Slidell,
                LA St. Tammany Par. United States | Town Center Pkwy. / Levis Ln. (30.26543, -89.76313) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.4507 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | Initial construction completed 2011-2013; third leg added 2015-2016. ICD estimated from Google Maps linework. 21442 | 
| Slidell,
                LA St. Tammany Par. United States | Lakeshore Vista Blvd. / Lakeshore Village (30.22609, -89.76218) | Roundabout Existing | All-Way Yield None | 2 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2019 | |
| Slidell,
                LA St. Tammany Par. United States | Levis Ln. / (parking lots) (west) (30.26534, -89.76120) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.9147 | Other (At-Grade) Single-Lane | 2016 | Year Completed estimated (2015-2016). ICD estimated from Google Maps linework. | 
| Slidell,
                LA St. Tammany Par. United States | Town Center Pkwy. / Levis Ln. / N Town Center Blvd. (30.26958, -89.75986) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.4803 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | Unusual striping in northeast quadrant of circulatory roadway. ICD estimated from Google Maps linework. | 
| Slidell,
                LA St. Tammany Par. United States | Levis Ln. / (parking lots) (east) (30.26632, -89.75977) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.9457 | Other (At-Grade) Single-Lane | 2014 | Three legs completed 2013-2014; fourth leg added 2015-2016. ICD estimated from Google Maps linework. 21442 | 
| Collierville,
                TN Shelby Co. United States | Mayfield Rd. N / Irene Woods Ln. (35.02468, -89.75702) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2011-2013). | 
| Collierville,
                TN Shelby Co. United States | Mayfield Rd. / Magellan Cir. /  Mayfield Glen Cove (35.02537, -89.75424) | Other Existing | Other None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | Stop control on side street. | |
| Slidell,
                LA St. Tammany Par. United States | Brownswitch Rd. / Robert Blvd. / LA-1091 (30.31038, -89.74775) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 25.7767 | Other (At-Grade) Single-Lane | 2012 | Originally planned with landscaping and water in the center. Utilities were a particular problem during construction. A nearby fire station moved after construction. ICD estimated from Google Maps linework. | 
| Baraboo,
                WI Sauk Co. United States | South Blvd. / South Pkwy. (43.46312, -89.74615) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 35.0520 | Other (At-Grade) Single-Lane | 2016 | Year Completed estimated (2014-2017). | 
| Pearl River,
                LA St. Tammany Par. United States | US 11 (Concord Blvd.) / Cleo Rd. (30.35615, -89.74532) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.0705 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Baraboo,
                WI Sauk Co. United States | US 12 Business (South Blvd.) / Lynn St. / (parking) (43.46564, -89.74505) | Roundabout Existing | All-Way Yield None | 3 Approaches 2 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2017 | |
| Springfield,
                IL Sangamon Co. United States | W Iles Ave. / Archer Elevator Rd. (39.77083, -89.73465) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 34.8829 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Mount Horeb,
                WI Dane Co. United States | Springdale St. / STH 78 / STH 92 (43.01007, -89.73044) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.9333 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2004 | Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Sterling,
                IL Whiteside Co. United States | W Le Fevre Rd. / Lynn Blvd. (41.80133, -89.72783) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | https://www.radiorockriver.com/2020/10/26/the-sterling-roundabout-is-now-open-for-business/ | 
| Mount Horeb,
                WI Dane Co. United States | Springdale St. / Perimeter St. (43.01009, -89.72186) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.5667 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Slidell,
                LA St. Tammany Par. United States | Clayton Ct. / N Caleb Dr. / S Caleb Ct. (30.27726, -89.71415) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Mount Horeb,
                WI Dane Co. United States | Springdale St. / Brookwood Dr. (43.00978, -89.71380) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.8068 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Mount Horeb,
                WI Dane Co. United States | Springdale St. / Telmark Pkwy. (43.00933, -89.71098) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.6540 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Mount Horeb,
                WI Dane Co. United States | Springdale St. / Ridgeview Rd. / Lillehammer Ln. (43.00663, -89.70390) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.4418 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2006 | Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Sterling,
                IL Whiteside Co. United States | SR 40 (Locust St. - Pennington Rd.) / Science Ridge Rd. (41.82322, -89.69841) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.wqad.com/article/news/local/new-sterling-roundabout-meaning-for-one-father/526-0f2974e6-ad8f-4038-9020-28fcbeca2140 | 
| Mosinee,
                WI Marathon Co. United States | Main St. / Old Highway 51 / Ranger St. (44.79026, -89.69181) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7706 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Town of Maine,
                WI Marathon Co. United States | CR K / CR WW (45.02727, -89.69047) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | Year Completed estimated (2023-2024). | 
| Peoria,
                IL Peoria Co. United States | (parking) (40.66770, -89.68987) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on side street. At Peoria International Airport. | |
| Peoria,
                IL Peoria Co. United States | (parking) (40.66838, -89.68965) | Other Existing | Unknown Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | No splitter islands on side street. At Peoria International Airport. | |
| Merrill,
                WI Lincoln Co. United States | STH 64 (1st St. E) / N Center Ave. (45.18173, -89.68332) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.5152 | Other (At-Grade) Single-Lane | 2010 | Yield-controlled right-turn bypass lane. ICD estimated from Google Maps linework. | 
| Knowlton,
                WI Marathon Co. United States | STH 34 / Old Hwy. 51 / CR DB (44.72668, -89.68312) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Single-Lane | 2022 | Elliptical shaped. ICD = 160 ft x 145 ft. https://www.wsaw.com/2022/07/28/project-redesign-knowlton-interesection-begin-aug-8/ | 
| Highland,
                IL Madison Co. United States | US 40 / IL 160 / Poplar St. (38.75010, -89.67197) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.9832 | Other (At-Grade) Single-Lane | 2004 | Roundabout operating nicely with no accidents reported during first six months of operation. Completed October 2004. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Highland,
                IL Madison Co. United States | Broadway / Poplar St. (38.73957, -89.67148) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 44.7156 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2007-2009). ICD estimated from Google Maps linework. | 
| Freeport,
                IL Stephenson Co. United States | W Pearl City Rd. / Kiwanis Dr. / S Forest Rd. (42.28237, -89.66744) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.1116 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Jackson,
                MO Cape Girardeau Co. United States | E Main St. / Hope St. (37.38250, -89.66654) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2016 | Elliptical shape. ICD 145 feet x 125 feet. | 
| Gordonville,
                MO Cape Girardeau Co. United States | SR 25 / CR K (37.31757, -89.66588) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2024 | https://www.msn.com/en-us/autos/news/rte-25k-roundabout-at-gordonville-finished-early/ar-AA1rkPGt | 
| Blomeyer,
                MO Cape Girardeau Co. United States | MO 25 / MO 77 / Nash Rd. (37.22343, -89.66024) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 60.9600 | Other (At-Grade) Single-Lane | 2011 | |
| Wausau,
                WI Marathon Co. United States | Badger Ave. / US 51 SB Ramps (44.99118, -89.65805) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 49.8342 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2014 | ICD estimated from Google Maps linework. | 
| Wausau,
                WI Marathon Co. United States | Badger Ave. / US 51 NB Ramps (44.98906, -89.65540) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 46.4574 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2014 | ICD estimated from Google Maps linework. | 
| Highland,
                IL Madison Co. United States | Iberg Rd. / Veterans Honor Pkwy. / Broadway / Saint Rose Rd. (38.73643, -89.65281) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2019 | https://www.bnd.com/news/local/community/highland-news-leader/article137270003.html | 
| Jackson,
                MO Cape Girardeau Co. United States | E Main St. / Shawnee Blvd. (37.38056, -89.65054) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2020 | https://www.kfvs12.com/2020/07/27/city-host-ribbon-cutting-ceremony-new-jackson-roundabout/ | 
| Peoria,
                IL Peoria Co. United States | Grange Hall Rd. / Radnor Rd. (40.81267, -89.64974) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2016-2019). | 
| Springfield,
                IL Sangamon Co. United States | Flat Ave. / Roland Ave. (39.75916, -89.64309) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.7894 | Other (At-Grade) Single-Lane | 2008 | Year Completed estimated (2007-2009). ICD estimated from Google Maps linework. | 
| Springfield,
                IL Sangamon Co. United States | Capitol Ave. / 12th St. (39.79816, -89.63947) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2012 | |
| Peoria,
                IL Peoria Co. United States | N Allen Rd. / W Alta Rd. (40.81311, -89.63103) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 30.7334 | Other (At-Grade) Single-Lane | 2015 | Yield-controlled right-turn bypass lane on south leg. ICD estimated from Google Maps linework. | 
| Peoria,
                IL Peoria Co. United States | W Hickory Grove Rd. / N Allen Rd. (40.82776, -89.63078) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.7266 | Other (At-Grade) Single-Lane | 2013 | https://www.pjstar.com/photogallery/IP/20121120/PHOTOGALLERY/311209886/PH/1 . ICD estimated from Google Maps linework. | 
| Peoria,
                IL Peoria Co. United States | SW Washington St. / Harrison St. (40.68844, -89.59234) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 26.2629 | Other (At-Grade) Single-Lane | 2013 | ICD estimated from Google Maps linework. | 
| Peoria,
                IL Peoria Co. United States | NE Glen Oak Ave. / E Pennsylvania Ave. / Wayne St. (40.70413, -89.58731) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.7838 | Other (At-Grade) Single-Lane | 2012 | ICD estimated from Google Maps linework. | 
| East Peoria,
                IL Tazewell Co. United States | W Washington St. / Clock Tower Dr. (40.67260, -89.58638) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.5742 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | ICD estimated from Google Maps linework. | 
| Cape Girardeau,
                MO Cape Girardeau Co. United States | Walden Blvd. / Pine Hill Spur / (unknown) (37.34186, -89.57980) | Other Existing | Unknown Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Cape Girardeau,
                MO Cape Girardeau Co. United States | Walden Blvd. / Pine Hill Spur (37.34363, -89.57959) | Other Existing | Unknown Unknown | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Unknown | ||
| Oxford,
                MS Lafayette Co. United States | Old Sardis Rd. (SR 314) / Pat Patterson Rd. (W Oxford Loop) (34.39966, -89.57695) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.1000 | Other (At-Grade) Single-Lane | 2018 | Year Completed estimated (2016-2019). https://www.oxfordeagle.com/2020/03/04/supervisors-approve-street-light-at-new-college-hill-roundabout/ | 
| Stevens Point,
                WI Portage Co. United States | Division St. / Northpoint Dr. (44.54109, -89.57577) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.9678 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Oxford,
                MS Lafayette Co. United States | Pat Patterson Pkwy. (W Oxford Loop) / (unknown) (34.40363, -89.57348) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2019 | |
| Oxford,
                MS Lafayette Co. United States | Anderson Rd. / W Oxford Loop (34.36827, -89.57188) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 32.5324 | Other (At-Grade) Unknown | 2019 | ICD estimated from Google Maps linework. | 
| Cape Girardeau,
                MO Cape Girardeau Co. United States | Rte W (Cape La Croix Rd.) / Lexington Ave. / Kingsway Dr. (37.33345, -89.57061) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.6328 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | ICD estimated from Google Maps linework. | 
| Cape Girardeau,
                MO Cape Girardeau Co. United States | Gordonville Rd. / S Silver Springs Rd. (37.30215, -89.56839) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.2011 | Other (At-Grade) Single-Lane | 2001 | Year Completed estimated (1998-2003). ICD estimated from Google Maps linework. | 
| Madison,
                WI Dane Co. United States | Tawny Elm Pkwy. / White Fox Ln. (43.07015, -89.56678) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2020 | |
| Madison,
                WI Dane Co. United States | Old Timber Pass / Hazy Sky Pkwy. (43.04876, -89.56435) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2019 | |
| Oxford,
                MS Lafayette Co. United States | College Hill Rd. (CR 102) / W Oxford Loop (34.41435, -89.56355) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2019 | |
| Madison,
                WI Dane Co. United States | Sugar Maple Ln. / Meandering Way (43.05767, -89.56315) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2015 | |
| Madison,
                WI Dane Co. United States | Watts Rd. / Sugar Maple Ln. (43.05246, -89.56296) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2019 | |
| Chillicothe,
                IL Peoria Co. United States | N Old Galena Rd. / N State St. (40.83312, -89.56268) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 56.3880 | Other (At-Grade) Multilane (2 Lane, 2x2 max) | 2015 | Merging right-turn bypass lane on north leg. Year Completed estimated (2013-2016). | 
| Weston,
                WI Marathon Co. United States | Von Kanel St. / Barbican Ave. (44.89864, -89.56238) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2005 | Elliptical shaped. ICD = 120 ft x 115 ft. Year Completed estimated (1998-2005). | 
| Cape Girardeau,
                MO Cape Girardeau Co. United States | Independence St. / E Rodney Dr. / Gordonville Rd. (37.30765, -89.56022) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.0484 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Madison,
                WI Dane Co. United States | Watts Rd. / Quiet Pond Dr. / Harvest Moon Ln. (43.05189, -89.55505) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2017 | Year Completed estimated (2017-2018). | 
| Weston,
                WI Marathon Co. United States | Ross Ave. / Sandy Ln. (44.91973, -89.55186) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.2108 | Other (At-Grade) Single-Lane | 2006 | https://www.google.com/maps/d/viewer?mid=1kRgB04jjoXd6tLLe0r20FJoxJMI&ll=44.91908498514172%2C-89.55208415863603&z=15. ICD estimated from Google Maps linework. | 
| Oxford,
                MS Lafayette Co. United States | Hathorn Rd. / Insight Park Ave. / (parking lot) (34.35880, -89.54768) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 34.5080 | Other (At-Grade) Single-Lane | 2011 | Year Completed estimated (2010-2012). ICD estimated from Google Maps linework. | 
| Madison,
                WI Dane Co. United States | Watts Rd. / Redan Dr. (43.05059, -89.54702) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2021 | East leg stubbed. | 
| Madison,
                WI Dane Co. United States | Ancient Oak Ln. / Redan Dr. (43.04384, -89.54697) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2006 | |
| Oxford,
                MS Lafayette Co. United States | Chucky Mullins Dr. / Hill Dr. / Hathorn Rd. (34.35904, -89.54402) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.4657 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Village of Plover,
                WI Portage Co. United States | Post Rd. / Maple Dr. (44.45007, -89.54382) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.3982 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Madison,
                WI Dane Co. United States | Ancient Oak Ln. / Lone Oak Ln. (43.04319, -89.54215) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2006 | |
| Madison,
                WI Dane Co. United States | CTH M (Pleasant View Rd.) / CTH S (Mineral Point Rd.) (43.06030, -89.53722) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 53.2298 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Opened June 27, 2011. ICD estimated from Google Maps linework. | 
| Madison,
                WI Dane Co. United States | Blackwolf Dr. / Samuel Dr. (43.07136, -89.53336) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.0463 | Other (At-Grade) Single-Lane | 2001 | Functional Class: Local ICD estimated from Google Maps linework. | 
| Oxford,
                MS Lafayette Co. United States | CR 300 (34.34122, -89.53315) | Other Existing | Uncontrolled Unknown | 2 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2017 | No splitter islands. Future plans to add north and south legs to serve new housing. | 
| Oxford,
                MS Lafayette Co. United States | Old Taylor Rd. / US 278 EB Ramps (34.35462, -89.53301) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.3276 | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | 2014 | ICD estimated from Google Maps linework. | 
| Madison,
                WI Dane Co. United States | CTH M (Pleasant View Rd.) / Valley View Rd. / Junction Rd. (43.04614, -89.53278) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.1149 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Opened July 17, 2011. ICD estimated from Google Maps linework. | 
| Oxford,
                MS Lafayette Co. United States | Old Taylor Rd. / US 278 WB Ramps (34.35595, -89.53252) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.3268 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2014 | ICD estimated from Google Maps linework. | 
| Oxford,
                MS Lafayette Co. United States | Old Taylor Rd. / University of Miss. Access Rd. (34.35899, -89.53144) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.5641 | Other (At-Grade) Single-Lane | 2005 | ICD estimated from Google Maps linework. | 
| Madison,
                WI Dane Co. United States | Mansion Hill Ave. / Mica Rd. (43.03659, -89.53019) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 33.5280 | Other (At-Grade) Single-Lane | 2021 | |
| Paoli,
                WI Dane Co. United States | STH 69 / CR PB (42.92780, -89.52744) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2022 | https://wisdot.maps.arcgis.com/apps/webappviewer/index.html?id=106c80b1ec5f42a5a8808e6acad23067 | 
| Madison,
                WI Dane Co. United States | Mansion Hill Ave. / Starr Grass Dr. (43.03559, -89.52668) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2001 | Year Completed estimated (2000-2003). | 
| Middleton,
                WI Dane Co. United States | Deming Way / John Q Hammond Dr. (43.09371, -89.52560) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.9086 | Other (At-Grade) Single-Lane | 2004 | ICD estimated from Google Maps linework. | 
| Cape Girardeau,
                MO Cape Girardeau Co. United States | S Fountain St. / Morgan Oak St.. (37.29779, -89.52319) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.1531 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| (unincorporated),
                MS Lafayette Co. United States | SR 7 / SR 9W (34.26243, -89.52294) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://www.oxfordeagle.com/2021/12/15/mdot-updates-on-major-construction-in-lafayette-county/ | 
| Oxford,
                MS Lafayette Co. United States | Lamar St. / US 278 EB Ramps (34.35343, -89.52121) | Roundabout Existing | All-Way Yield None | 5 Approaches 0 Driveways 33.5242 | Other (At-Grade) Single-Lane | 2007 | Built June-July 2007. ICD estimated from Google Maps linework. | 
| Oxford,
                MS Lafayette Co. United States | S Lamar Blvd. / Belk Blvd. (34.34730, -89.52118) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.4013 | Unknown Single-Lane | 2018 | Intersection moved about 100 feet north. https://www.oxfordeagle.com/2018/07/13/construction-continues-on-south-lamar-roundabout/ ICD estimated from Google Maps linework. | 
| Oxford,
                MS Lafayette Co. United States | Lamar St. / US 278 WB Ramps (34.35479, -89.52112) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 37.4676 | Other (At-Grade) Single-Lane | 2007 | Built June-July 2007. ICD estimated from Google Maps linework. | 
| Dane Town,
                WI Dane Co. United States | STH 113 / CR P (43.25171, -89.51982) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://townofdane.gov/2023/08/20/the-roundabout-at-hwy-113-p-v-is-now-open/ | 
| Oxford,
                MS Lafayette Co. United States | S Lamar Blvd. / Van Buren Ave. / E Jackson Ave. (34.36641, -89.51870) | Other Existing | Other Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 1900 | Courthouse with pedestrian access and parking around central island. Year Completed estimated. | 
| Madison,
                WI Dane Co. United States | Dayflower Dr. / Starr Grass Dr. (43.03834, -89.51671) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 1999 | Year Completed estimated (before 2000). | 
| Madison,
                WI Dane Co. United States | New Washburn Way / Dandaneau Trl. / Chautauqua Trl. (43.04669, -89.51501) | Traffic Calming Circle Existing | Unknown Unknown | 4 Approaches 0 Driveways 13.9650 | Other (At-Grade) Single-Lane | ICD estimated from Google Maps linework. | |
| Middleton,
                WI Dane Co. United States | Parmenter St. / US 12 WB Off-Ramp / Discovery Dr. (43.10221, -89.51196) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.3928 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2006 | Opened October 2006. ICD estimated from Google Maps linework. | 
| Madison,
                WI Dane Co. United States | Stonebridge Dr. / Heather Glen Dr. / Country Ln. (43.00360, -89.50690) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2005 | |
| Oxford,
                MS Lafayette Co. United States | SR 30 / Ferndale Blvd. (34.38595, -89.50223) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Series of three roundabouts. | 
| Oxford,
                MS Lafayette Co. United States | Sisk Ave. / SR 7 SB Ramps (34.37316, -89.50185) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 44.1960 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2018 | Yield-controlled right-turn bypass lane on west leg with very small view angle to left. | 
| Oxford,
                MS Lafayette Co. United States | Sisk Ave. / SR 7 NB Ramps (34.37317, -89.50007) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2018 | Merging right-turn bypass lane on east leg. | 
| Oxford,
                MS Lafayette Co. United States | SR 30 / Park Dr. (34.38524, -89.49947) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Series of three roundabouts. | 
| Oxford,
                MS Lafayette Co. United States | Sisk Ave. / Ed Perry Blvd. (34.37316, -89.49881) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2018 |