| City, 
                State County Country | Intersection (Lat, Lng) | Type Status | Control Type / Other Control Type | Approaches / Driveways / ICD (m) | Functional Class / LaneType | Year Completed | Comments | 
|---|---|---|---|---|---|---|---|
| Neenah,
                WI Winnebago Co. United States | Breezewood Ln. / Tullar Rd. (44.15640, -88.49503) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.1352 | Other (At-Grade) Single-Lane | 2005 | Right turn bypass lane on east leg. Opened September 2005. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| 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. | 
| Sugar Grove,
                IL Kane Co. United States | Dugan Rd. / Granart Rd. / Bucktail Ln. (41.76143, -88.48939) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 36.5260 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | date: https://www.kcchronicle.com/2015/08/18/sugar-grove-roundabout-opens/a5jsq7l/ Granart Rd. moved about 300 ft south to align with Bucktail Ln. ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | Breezewood Ln. / Gillingham Rd. / Bergstrom Rd. (44.15643, -88.48816) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.5587 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | Opened October 12, 2012. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | Breezewood Ln. / US 41 SB Ramps (44.15623, -88.48662) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.1274 | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | 2012 | Opened October 12, 2012. ICD estimated from Google Maps linework. | 
| Grand Chute,
                WI Outagamie Co. United States | W Greenville Dr. / N McCarthy Rd. (44.27984, -88.48649) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Other (At-Grade) Single-Lane | 2020 | Elliptical shaped. ICD = 145 ft x 130 ft. https://www.facebook.com/AyresAssociatesInc/videos/roundabout-at-mccarthy-road-and-greenville-drive-town-of-grand-chute-wi/1396427694078498/ | 
| Grand Chute,
                WI Outagamie Co. United States | W College Ave. / McCarthy Rd. (44.26207, -88.48603) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 54.8640 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2020 | Year Completed estimated (2019-2020). | 
| Neenah,
                WI Winnebago Co. United States | Green Bay Rd. / Shopko Dr. (44.17852, -88.48511) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.6877 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | Breezewood Ln. / US 41 NB Ramps (44.15602, -88.48505) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 45.4139 | Freeway Ramps (Grade-Separated) Multilane (3+ Lane) | 2012 | Opened October 12, 2012. ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | Winneconne Ave. / S Green Bay Rd. (44.17697, -88.48500) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 47.1109 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | Opened November 2010. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | S Green Bay Rd. / Fox Point Plaza (44.17558, -88.48499) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 37.6896 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | S Green Bay Rd. / W Cecil St. (44.17098, -88.48497) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4128 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2007 | Opened October 2007. ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | Winneconne Ave. / S Lake St. / Fox Point Plaza (44.17743, -88.48352) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.9712 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2010 | Opened November 2010. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | Breezewood Ln. / W Bell St. / Harrison St. (44.15568, -88.48331) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1298 | Other (At-Grade) Multilane (3+ Lane) | 2012 | Opened October 12, 2012. Functional Class: Arterial ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | Co. Hwy. PP / Jacobsen Rd. / American Dr. (44.21429, -88.47825) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.8167 | Other (At-Grade) Single-Lane | 2007 | ICD estimated from Google Maps linework. | 
| Grand Chute,
                WI Outagamie Co. United States | Olde Casaloma Dr. / W Converters Dr. / N Victory Dr. (44.28936, -88.47671) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 34.1971 | Other (At-Grade) Unknown | 2018 | ICD estimated from Google Maps linework. | 
| Oconomowoc,
                WI Waukesha Co. United States | Pabst Rd. / Olympia Fields Dr. (43.08687, -88.47287) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 48.7680 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | |
| Neenah,
                WI Winnebago Co. United States | Marathonh Ave. / Fort Dr. (44.14576, -88.47097) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 21.4254 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Campton Hills,
                IL Kane Co. United States | SR 47 / Burlington Rd. (41.98813, -88.47064) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.7200 | Other (At-Grade) Single-Lane | 2016 | Rural, high-speed approaches. | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | W Pioneer Rd. / S Military Rd. (43.76131, -88.47064) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 43.9914 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2017 | https://www.google.com/maps/d/viewer?mid=1kRgB04jjoXd6tLLe0r20FJoxJMI&ll=43.760977353650404%2C-88.47475648794119&z=15. ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | Castle Oak Dr. / Marathon Ave. (44.14932, -88.47024) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 23.1380 | Other (At-Grade) Single-Lane | 2016 | https://www.google.com/maps/d/viewer?mid=1kRgB04jjoXd6tLLe0r20FJoxJMI&ll=44.14891305159338%2C-88.47012163076346&z=16. ICD estimated from Google Maps linework. | 
| Elgin,
                IL Kane Co. United States | SR 47 / Plato Rd. (42.01941, -88.46401) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2020 | Year Completed estimated (2019-2020). | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | W Pioneer Rd. / S Hickory St. (43.75473, -88.46229) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 35.3695 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | ICD estimated from Google Maps linework. | 
| Rubicon,
                WI Dodge Co. United States | STH 60 / CTH P (43.32538, -88.45889) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 42.5730 | Other (At-Grade) Single-Lane | 2014 | ICD estimated from Google Maps linework. | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | W Pioneer Rd. / Morris St. (43.75418, -88.45711) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.9579 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2013 | ICD estimated from Google Maps linework. | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | S Military Rd. / W 9th St. (43.76954, -88.45704) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2022 | |
| Grand Chute,
                WI Outagamie Co. United States | N Bluemound Dr. / W Glenpark Dr. (44.28499, -88.45678) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.6196 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | ICD estimated from Google Maps linework. | 
| Grand Chute,
                WI Outagamie Co. United States | N Bluemound Dr. / Tri-Park Way (44.28158, -88.45652) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 41.0419 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2012 | ICD estimated from Google Maps linework. | 
| Neenah,
                WI Winnebago Co. United States | E. North Water St. / 1st St. (44.18921, -88.45475) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 29.9734 | Other (At-Grade) Single-Lane | 2006 | Opened October 2006. ICD estimated from Google Maps linework. | 
| Mayville,
                WI Dodge Co. United States | STH 33 / CR P (43.43082, -88.45031) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2019 | https://www.washingtoncountyinsider.com/dodge-county-highway-p-and-wi-33-roundabout-nears-completion-by-ron-naab/ | 
| Menasha,
                WI Winnebago Co. United States | Racine Road Connector / US 10 WB Ramps (44.22103, -88.44994) | Roundabout Existing | All-Way Yield Unknown | 2 Approaches 0 Driveways 45.3638 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2017 | ICD estimated from Google Maps linework. | 
| Theresa,
                WI Dodge Co. United States | STH 67-STH 175 / STH 28 / CR TW (43.53623, -88.44702) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 51.8160 | Other (At-Grade) Single-Lane | 2022 | External truck aprons on north, east, and south legs. | 
| Menasha,
                WI Winnebago Co. United States | Racine St. / Main St. (44.20131, -88.44619) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | https://fox11online.com/news/state/wisconsin-roundabouts-traffic-intersections-lee-rodegerdts-washington-post-analysis-data-study Image of this roundabout is the 2nd picture in the set of 5 at the top of the page. | 
| (unincorporated),
                WI Outagamie Co. United States | CTH A / CTH JJ (44.31701, -88.44591) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 40.1627 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Menasha,
                WI Winnebago Co. United States | Racine Rd / US 10 Ramps (44.21780, -88.44526) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 52.2141 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2016 | ICD estimated from Google Maps linework. | 
| Menasha,
                WI Winnebago Co. United States | Ahnaip St. / Racine St. / Keyes St. / Naymut St. (44.19843, -88.44508) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | Previously a 3-way stop. https://www.wearegreenbay.com/news/local-news/supply-chain-issues-halting-construction-progression-in-winnebago-county/ | 
| Woodstock,
                IL McHenry Co. United States | S Madison St. / S South St. / Lake Ave. (42.31289, -88.44469) | Roundabout Existing | All-Way Yield Unknown | 5 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2022 | https://www.woodstockil.gov/publicworks/page/south-lake-madison-roundabout | 
| Summit,
                WI Waukesha Co. United States | CTH P (N Sawyer Rd.) / Pabst Farms Blvd. / CTH DR (43.06441, -88.44336) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 45.3731 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Opened November 23, 2011. ICD estimated from Google Maps linework. | 
| 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. | 
| Summit,
                WI Waukesha Co. United States | CTH P (N Sawyer Rd.) / I-94 EB Ramps (43.06063, -88.44229) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.9046 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2011 | Opened November 23, 2011. ICD estimated from Google Maps linework. | 
| Summit,
                WI Waukesha Co. United States | CTH P (N Sawyer Rd.) / I-94 WB Ramps (43.06174, -88.44228) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 47.1203 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2011 | Opened November 23, 2011. ICD estimated from Google Maps linework. | 
| Oconomowoc,
                WI Waukesha Co. United States | Wisconsin Ave. / Lake Dr. (43.11224, -88.43968) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 33.1314 | Other (At-Grade) Single-Lane | 2002 | Opened October 15, 2002. Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework. | 
| Columbus,
                MS Lowndes Co. United States | Main St. / 2nd St. (33.49465, -88.43198) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2021 | https://cdispatch.com/news/2021-01-09/photo-downtown-roundabout-opens/ | 
| Woodstock,
                IL McHenry Co. United States | Charles Rd. / Raffel Rd. (42.36007, -88.42864) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.9483 | Other (At-Grade) Single-Lane | 2017 | ICD estimated from Google Maps linework. | 
| Menasha,
                WI Winnebago Co. United States | Appleton Rd. / US 10 EB Ramps (44.23334, -88.42408) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 46.2101 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2016 | Yield-controlled right-turn bypass lane on west leg. ICD estimated from Google Maps linework. | 
| Menasha,
                WI Winnebago Co. United States | Appleton Rd. / US 10 WB Ramps (44.23458, -88.42393) | Roundabout Existing | All-Way Yield Unknown | 3 Approaches 0 Driveways 49.6320 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2016 | Yield-controlled right-turn bypass lane on east leg. ICD estimated from Google Maps linework. | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | Fond du Lac Ave. / Rienzi Rd. / National Ave. (43.76212, -88.42196) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2021 | Combined two T-intersections. Year Completed estimated (2020-2021). | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | E Pioneer Rd. / CR V (43.75489, -88.42185) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 42.6720 | Other (At-Grade) Single-Lane | 2019 | https://www.fdl.wi.gov/engineering/wp-content/uploads/sites/14/2019/09/Media-Advisory-092019.pdf | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | US 45 / CTH V / Park Ave. (43.74417, -88.42120) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 33.6501 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | US 45-CTH V / US 151 NB Ramps (43.74052, -88.41995) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 27.6120 | Freeway Ramps (Grade-Separated) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | US 45 / US 151 SB Ramps (43.74567, -88.41839) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.0029 | Freeway Ramps (Grade-Separated) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Appleton,
                WI Outagamie Co. United States | W Northland Ave. / N Richmond St. (44.28730, -88.41580) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 48.7326 | Other (At-Grade) Multilane (3+ Lane) | 2018 | Year Completed estimated (2017-2018). ICD estimated from Google Maps linework. | 
| Columbus,
                MS Lowndes Co. United States | Military Rd. / US 82 EB Ramps (33.51801, -88.41368) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2020 | https://cdispatch.com/news/2020-11-19/military-road-roundabout-project-to-reach-completion-by-end-of-november/ | 
| Pingree Grove,
                IL Kane Co. United States | Reinking Rd. / Damisch Rd. (42.06883, -88.41365) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2009 | Painted splitter island on northeast leg. Little deflection southeast-bound. | 
| Columbus,
                MS Lowndes Co. United States | Military Rd. / US 82 WB Ramps (33.51915, -88.41193) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 0.0000 | Freeway Ramps (Grade-Separated) Single-Lane | 2020 | https://cdispatch.com/news/2020-11-19/military-road-roundabout-project-to-reach-completion-by-end-of-november/ | 
| Lake Geneva,
                WI Walworth Co. United States | STH 50 / US 12 EB Ramps (42.59368, -88.41081) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 50.9954 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| Lake Geneva,
                WI Walworth Co. United States | STH 50 / US 12 WB Ramps (42.59455, -88.40682) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 24.6181 | Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) | 2018 | ICD estimated from Google Maps linework. | 
| Batavia,
                IL Kane Co. United States | Main St. / Fabyan Pkwy. / Bliss Rd. (41.84691, -88.40147) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | Bliss Rd was realigned to meet the roundabout. http://kanecountyconnects.com/article/KaneCountyDivisionofTransportation-KaneCountyBoard-BlissRoad | 
| Saint Charles,
                IL Kane Co. United States | Burlington Rd. / Bolcum Rd. (41.94162, -88.39775) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 39.6240 | Other (At-Grade) Single-Lane | 2020 | |
| Fond du Lac,
                WI Fond Du Lac Co. United States | STH 23 (E Johnson St.) / Wisconsin American Dr. (43.78386, -88.39646) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 62.4840 | Other (At-Grade) Multilane (2 Lane, 2x1 max) | 2022 | Year Completed estimated (2021-2022). Temporary bypass road on north side for construction staging in 2021. | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | CR K / STH 23 WB Ramps / Mary Hill Park Dr. (43.78288, -88.38671) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 44.1960 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | https://projects.511wi.gov/wis23resurface/full-project-overview/ | 
| Fond du Lac,
                WI Fond Du Lac Co. United States | CR K / STH 23 WB Ramps (43.78438, -88.38654) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | https://projects.511wi.gov/wis23resurface/full-project-overview/ | 
| 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. | 
| Menasha,
                WI Calumet Co. United States | Kernan Ave. / Woodland Hills Dr. (44.21582, -88.38463) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2004 | |
| Wales,
                WI Waukesha Co. United States | US 18 / STH 83 (43.01185, -88.38395) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.2989 | Other (At-Grade) Single-Lane | 2015 | ICD estimated from Google Maps linework. | 
| Appleton,
                WI Outagamie Co. United States | CTH CE (College Ave.) / CTH KK (Walter Ave.-E John St.) (44.25859, -88.38350) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 40.2026 | Other (At-Grade) Single-Lane | 2008 | Opened November 2008. ICD estimated from Google Maps linework. | 
| Menasha,
                WI Calumet Co. United States | Kernan Ave. / Gosling Way (44.21389, -88.38276) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2004 | |
| Appleton,
                WI Outagamie Co. United States | E John St. / E South River St. (44.25623, -88.38274) | Roundabout Existing | All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) | 3 Approaches 0 Driveways 30.7947 | Other (At-Grade) Single-Lane | 2016 | ICD estimated from Google Maps linework. | 
| Genesee,
                WI Waukesha Co. United States | STH 83 / Sunset Dr. (42.98855, -88.38001) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 38.4401 | Other (At-Grade) Single-Lane | 2015 | Yield-controlled right-turn bypass lane on north leg. ICD estimated from Google Maps linework. | 
| Alpha,
                MI Iron Co. United States | Main St. / 4th St. / Center St. / 8th Ave. (46.04575, -88.37727) | Other Existing | All-Way Yield None | 4 Approaches 0 Driveways 68.8040 | Other (At-Grade) Unknown | ICD estimated from Google Maps linework. | |
| Mahomet,
                IL Champaign Co. United States | Kassen Ave. / Churchill Rd. (40.18361, -88.37692) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.0231 | Other (At-Grade) Single-Lane | 2014 | ICD estimated from Google Maps linework. | 
| Appleton,
                WI Calumet Co. United States | CTH AP (Plank Rd.) / Midway Rd. (44.23008, -88.37485) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 34.2316 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | ICD estimated from Google Maps linework. | 
| Mahomet,
                IL Champaign Co. United States | Churchill Rd. / E South Mahomet Rd. (40.17978, -88.37471) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 0.0000 | Other (At-Grade) Single-Lane | 2023 | https://www.wandtv.com/community/ribbon-cutting-being-held-for-new-mahomet-roundabout/article_bafa4206-5314-11ee-a61e-03aed1b80bd1.html | 
| Appleton,
                WI Outagamie Co. United States | Evergreen Dr. / Gateway Dr. (44.30178, -88.37136) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.4804 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Delafield,
                WI Waukesha Co. United States | Golf Rd. / Golf Ct. (43.05249, -88.36877) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 41.1480 | Other (At-Grade) Single-Lane | 2019 | Under construction Aug 2019 in Streetview. | 
| Grand Chute,
                WI Outagamie Co. United States | E Edgewood Dr. / N Lightning Dr. (44.31650, -88.36852) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways | Other (At-Grade) Single-Lane | 2017 | https://www.google.com/maps/d/viewer?mid=1kRgB04jjoXd6tLLe0r20FJoxJMI&ll=44.31723974656583%2C-88.38383077985048&z=14. | 
| Appleton,
                WI Outagamie Co. United States | Evergreen Dr. / Lightning Dr. (44.30166, -88.36722) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.4804 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Menasha,
                WI Calumet Co. United States | Fountain Way / Whisper Falls Ln. / Whisper Falls Ct. (44.21290, -88.36640) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.4320 | Other (At-Grade) Single-Lane | 2004 | Year Completed estimated (1992-2005). | 
| Appleton,
                WI Calumet Co. United States | CTH LP (Lake Park Rd.) / Midway Rd. (44.22892, -88.36319) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.2323 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2009 | Opened October 2009. ICD estimated from Google Maps linework. | 
| Appleton,
                WI Calumet Co. United States | CTH LP (Lake Park Rd.) / CTH AP (Plank Rd.) (44.22174, -88.36319) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0923 | Other (At-Grade) Single-Lane | 2007 | Opened November 2007. ICD estimated from Google Maps linework. | 
| Appleton,
                WI Calumet Co. United States | CTH LP (Lake Park Rd.) / CTH AP (Plank Rd.) (44.23572, -88.36309) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 41.9297 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2008 | ICD estimated from Google Maps linework. | 
| Appleton,
                WI Calumet Co. United States | CTH LP (Lake Park Rd.) / S Kensington Dr. (44.23956, -88.36281) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 29.0922 | Other (At-Grade) Single-Lane | 2007 | Opened October 2007. ICD estimated from Google Maps linework. | 
| Elgin,
                IL Kane Co. United States | Long Common Pkwy. / Gansett Pkwy. (42.02750, -88.36153) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 60.9600 | Other (At-Grade) Single-Lane | 2006 | Little entry curvature. Year Completed estimated (2005-2006). | 
| Appleton,
                WI Outagamie Co. United States | Evergreen Dr. / Providence Ln. (44.30159, -88.36140) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 31.6257 | Other (At-Grade) Single-Lane | 2010 | ICD estimated from Google Maps linework. | 
| Town of Empire,
                WI Fond Du Lac Co. United States | CR UU / STH 23 EB Ramps (43.78296, -88.36133) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | https://projects.511wi.gov/wis23resurface/full-project-overview/ | 
| Town of Empire,
                WI Fond Du Lac Co. United States | CR UU / STH 23 WB Ramps (43.78427, -88.36128) | Roundabout Existing | All-Way Yield None | 3 Approaches 0 Driveways 44.1960 | Freeway Ramps (Grade-Separated) Single-Lane | 2022 | https://projects.511wi.gov/wis23resurface/full-project-overview/ | 
| Elgin,
                IL Kane Co. United States | Long Common Pkwy. / South St. (42.02091, -88.36097) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 64.0080 | Other (At-Grade) Single-Lane | 2006 | Year Completed estimated (2005-2006). | 
| Genesee,
                WI Waukesha Co. United States | STH 83 / STH 59 (Genesee Rd.) (42.95798, -88.36010) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 38.4592 | Other (At-Grade) Single-Lane | 2011 | Opened October 7, 2011. ICD estimated from Google Maps linework. | 
| Appleton,
                WI Outagamie Co. United States | Evergreen Dr. / French Rd. (44.30169, -88.35349) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 35.0447 | Other (At-Grade) Single-Lane | 2011 | ICD estimated from Google Maps linework. | 
| Merton,
                WI Waukesha Co. United States | CTH E / CTH VV (43.15625, -88.35119) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 34.8501 | Other (At-Grade) Single-Lane | 2018 | ICD estimated from Google Maps linework. | 
| Appleton,
                WI Outagamie Co. United States | Eisenhower Dr. / Van Roy Rd. (44.25724, -88.34704) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 37.6374 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2015 | ICD estimated from Google Maps linework. | 
| Buchanan,
                WI Outagamie Co. United States | E College Ave. / Eisenhower Dr. (44.25832, -88.34698) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 58.1658 | Other (At-Grade) Multilane (3+ Lane) | 2015 | ICD estimated from Google Maps linework. | 
| Genesee,
                WI Waukesha Co. United States | STH 83 / CTH X (Saylesville Rd.) / Fields Crossing Dr. (42.93302, -88.34619) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 27.1073 | Other (At-Grade) Single-Lane | 2011 | Opened November 23, 2011. ICD estimated from Google Maps linework. | 
| Mukwonago,
                WI Waukesha Co. United States | STH 83 / CTH I (River Rd.) (42.92252, -88.34597) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 39.3560 | Other (At-Grade) Multilane (2 Lane, unspecified) | 2011 | Opened October 23, 2011. ICD estimated from Google Maps linework. | 
| West Dundee,
                IL Kane Co. United States | Millbrook Dr. / (unknown) / (parking) (42.14551, -88.34157) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 32.0040 | Other (At-Grade) Single-Lane | 2013 | Year Completed estimated (2013-2015). | 
| Kimberly,
                WI Outagamie Co. United States | S Railroad St. / W Kennedy Ave. (44.26087, -88.33906) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 17.1068 | Other (At-Grade) Single-Lane | 2011 | Year Completed estimated (2010-2011). ICD estimated from Google Maps linework. | 
| Kimberly,
                WI Outagamie Co. United States | E Papermill Run / Red Cedar Pkwy. / (parking) (44.27668, -88.33172) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 0 Driveways 36.5760 | Other (At-Grade) Single-Lane | 2018 | https://wisdot.maps.arcgis.com/apps/webappviewer/index.html?id=106c80b1ec5f42a5a8808e6acad23067 | 
| Seymour,
                WI Outagamie Co. United States | STH 54 / STH 55 (S Main St.) (44.50064, -88.33077) | Roundabout Existing | All-Way Yield None | 3 Approaches 1 Driveways 30.4800 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | https://projects.511wi.gov/54seymour/full-project-overview/ | 
| Champaign,
                IL Champaign Co. United States | Crabapple Ln. / Sandcherry Dr. (40.09553, -88.32968) | Roundabout Existing | All-Way Yield Unknown | 4 Approaches 1 Driveways 30.4800 | Other (At-Grade) Single-Lane | 2006 | |
| Seymour,
                WI Outagamie Co. United States | STH 54 / Ivory St. (CR C) (44.50057, -88.32917) | Roundabout Existing | All-Way Yield None | 4 Approaches 0 Driveways 30.4800 | Other (At-Grade) Single-lane w/ Traversable Central Island | 2024 | https://projects.511wi.gov/54seymour/full-project-overview/ |