| 1 | Amnicon Falls State Park | South of Superior | Douglas | 828 | 1961 | Series of waterfalls on the Amnicon River; covered bridge. |
| 2 | Aztalan State Park | Lake Mills | Jefferson | 172 | 1947 | Mississippian culture archaeological site (National Historic Landmark). |
| 3 | Belmont Mound State Park | Belmont | Lafayette | 45 (small) | 1961 | Observation tower on a prominent driftless-area mound. |
| 4 | Big Bay State Park | Big Bay | Ashland | 2,418 | 1963 | Long Lake Superior shoreline and beach on Madeline Island area. |
| 5 | Big Foot Beach State Park | Lake Geneva area | Walworth | 272 | 1949 | Campsites and shoreline on Geneva Lake. |
| 6 | Blue Mound State Park | Blue Mounds | Dane | 1,153 | 1959 | Highest point in southern Wisconsin; observation towers and pool. |
| 7 | Brule River State Forest / Brule River units | Near Iron River / Lake Superior area | Douglas/Bayfield | (forest units) | various | Brule River corridor (note: forest + park units). |
| 8 | Brunet Island State Park | Cornell | Chippewa | 1,225 | 1936 | Island park on Chippewa River with backwater channels for canoeists. |
| 9 | Buckhorn State Park | Necedah area | Juneau | 6,990 | 1971 | Peninsula on Castle Rock Lake reservoir; fishing and boating. |
| 10 | Campbellsport Drumlins (Ice Age unit) | Campbellsport | Fond du Lac | 3,600 (unit) | 1971 | Ice Age glacial drumlins and glacial landforms. |
| 11 | Copper Falls State Park | Mellen | Ashland/Bayfield | 1,245 | 1929 | Waterfalls and gorge on the Bad River; red sandstone cliffs. |
| 12 | Council Grounds State Park | Stevens Point area | Wood | 430 | 1948 | Big river bend (Wisconsin River) camping and river access. |
| 13 | Devil's Lake State Park | Baraboo | Sauk | 9,217 | 1911 | Massive quartzite bluffs, swimming lake, and popular hiking/climbing. |
| 14 | Dodgeville area units (various small parks) | Dodgeville | Iowa | (unit sizes vary) | various | Driftless-area overlooks and historic sites. |
| 15 | Door County parks (Peninsula State Park) | Fish Creek / Sturgeon Bay | Door | 3,776 | 1909 | Long shoreline, Eagle Bluff Lighthouse, golf course, theater. |
| 16 | Governor Dodge State Park | Dodgeville | Iowa | 5,270 | 1947 | Blufflands, lakes, camping and equestrian trails. |
| 17 | Governor Nelson State Park | Waunakee / Madison area | Dane | ~480 | 1975 | Shoreline on Lake Mendota; swimming and boat access. |
| 18 | Governor Thompson State Park | Pulaski / Green Bay area | Brown/Kewaunee/Shawano | large (multi-use) | 2000s | Newer large conservation & recreation area with multiple habitats. |
| 19 | Harrington Beach State Park | Belgium / Port Washington area | Ozaukee | 715 | 1992 | Lake Michigan shoreline and restored wetlands. |
| 20 | Hartman Creek State Park | Waupaca | Waupaca | 1,417 | 1964 | Lakes, trails, and family camping near central WI. |
| 21 | High Cliff State Park | Sherwood (east of Appleton) | Calumet | 1,187 | 1959 | Limestone cliffs along Lake Winnebago; Menominee heritage sites. |
| 22 | Hoffman Hills State Recreation Area | near Tomahawk | Lincoln | ~400 | 2000s | Hills, trails and cross-country ski opportunities (rec area). |
| 23 | Interstate State Park | Taylor's Falls / St. Croix River | Polk | 1,996 (WI unit incl.) | 1895/early | Part of Ice Age National Scientific Reserve; glacial potholes and basalt cliffs. |
| 24 | Kettle Moraine State Forest units (multiple parks) | Kettle Moraine region (various towns) | Waukesha/Washington/Jefferson/others | many thousands (forest) | established early 20th C | Glacial moraine landscape; popular trail networks (Ice Age Trail sections). |
| 25 | Kinnickinnic State Park | River Falls | Pierce | 148 | 1975 | River canyon and trout fishery near River Falls. |
| 26 | Kohler-Andrae State Park | Sheboygan | Sheboygan | 988 | 1927/1967 | Long Lake Michigan beach, dunes, and picnic areas. |
| 27 | Lake Kegonsa State Park | Stoughton | Dane | 400+ | 1962 | Shoreline on Lake Kegonsa with swimming and boating. |
| 28 | Lake Wissota State Park | Chippewa Falls area | Chippewa | 1,204 | 1971 | Reservoir shoreline with boating and winter sports. |
| 29 | Lakeshore State Park | Downtown Milwaukee (on Lake Michigan) | Milwaukee | 22 | 1998 | Urban waterfront park adjacent to Milwaukee harbor and festivals. |
| 30 | Lower Wisconsin State Riverway (units) | Along lower Wisconsin River | Sauk / Richland / Crawford | corridor thousands of acres | 1989 | Riverway protects scenic river corridor, recreation and wildlife. |
| 31 | Merrick State Park (Merrick's Landing) | (small units) | (county varies) | small | various | Local historic sites and river access (unit-level). |
| 32 | Mill Bluff State Park | Campbellsport / Wonewoc area | Monroe/Juneau | 1,644 | 1936 | Sandstone bluffs (remnant of glacial lake deposits). |
| 33 | Mirror Lake State Park | Baraboo | Sauk | 1,118 | 1932 | Mirror Lake and Devil's Lake region; canoeing and trails. |
| 34 | Natural Bridge State Park | La Valle | Sauk | 132 | 1981 | Natural sandstone bridge and scenic overlook. |
| 35 | Nelson Dewey State Park | Cassville | Grant | 329 | 1935 | Mississippi River bluffs and historic 19th-century estate ruins. |
| 36 | New Glarus Woods State Park | New Glarus | Green | 435 | 1934 | Oak savanna and forest with hiking trails near New Glarus. |
| 37 | Newport State Park | Ellison Bay (Door County) | Door | 2,373 | 1977 | Wisconsin's only designated wilderness state park; lakeshore and forests. |
| 38 | Pattison State Park | Superior (near Superior) | Douglas | 1,200 | 1920 | Big Manitou Falls — the highest waterfall in Wisconsin. |
| 39 | Perrot State Park | Trempealeau | Trempealeau | 1,270 | 1918 | Mississippi River bluffs and rare goat prairie communities. |
| 40 | Potawatomi State Park | Sturgeon Bay area | Door | 1,225 | 1928 | Steep shoreline on Door Peninsula with camping and trails. |
| 41 | Rib Mountain State Park | Wausau | Marathon | 1,528 | 1927 | Rib Mountain — one of the highest elevations in Wisconsin; ski area nearby. |
| 42 | Richard Bong State Recreation Area | near Kansasville / Burlington | Kenosha | 4,515 | 1963 | Large multi-use recreation area on former air base; ATV, model aircraft, falconry. |
| 43 | Roche-a-Cri State Park | Friendship | Adams | 604 | 1948 | 300-ft rocky outcrop with petroglyphs and panoramic views. |
| 44 | Rock Island State Park | Rock Island (off Door Peninsula) | Door | 912 | 1965 | Vehicle-free island park accessible by ferry; historic lighthouse and estates. |
| 45 | Rocky Arbor State Park | Wisconsin Dells area | Juneau | 225 | 1932 | Sandstone outcrops and woodland trails reminiscent of the Dells. |
| 46 | Straight Lake State Park | near Luck | Polk | 2,780 | 2002 | Deep lake within mature forest and glacial landforms (relatively new). |
| 47 | Tower Hill State Park | near Muscoda | Iowa | 77 | 1922 | Reconstructed shot tower (historic), views of Wisconsin River. |
| 48 | Wyalusing State Park | Prairie du Chien | Grant | 2,628 | 1917 | 500-ft bluffs overlooking confluence of Wisconsin & Mississippi Rivers; National Natural Landmark. |
| 49 | Willow River State Park | Hudson area | St. Croix | 2,891 | 1967 | Sandstone gorge waterfall and Willow River Lake. |
| 50 | Yellowstone Lake State Park | near Belmont / Shullsburg area | Lafayette | 968 | 1970 | Reservoir in the Driftless Area with boating and fishing. |