Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Atkins Lake State Natural Area | Park | 46 | Oneida | 45 39 19 N | 089 03 13 W |
| Atkins Park | Park | 285 | Fond du Lac | 43 50 45 N | 088 50 05 W |
| Attridge Park | Park | 257 | Sauk | 43 28 13 N | 089 45 24 W |
| Atwell Park | Park | 333 | Portage | 44 31 49 N | 089 33 27 W |
| Audubon Goose Pond State Natural Area | Park | 43 | Columbia | 43 19 08 N | 089 21 58 W |
| Augusta State Wildlife Area | Park | 293 | Eau Claire | 44 43 34 N | 091 05 25 W |
| Avoca Prairie-Savanna State Natural Area | Park | 207 | Iowa | 43 11 50 N | 090 19 00 W |
| Avon Bottoms State Natural Area | Park | 229 | Rock | 42 31 35 N | 089 18 54 W |
| Aztalan State Park | Park | 254 | Jefferson | 43 03 56 N | 088 51 46 W |
| Babcock Park | Park | 260 | Dane | 43 00 38 N | 089 18 15 W |
| Badger Park | Park | 185 | Marinette | 45 03 34 N | 087 44 59 W |
| Badger Prairie County Park | Park | 303 | Dane | 42 59 57 N | 089 30 49 W |
| Bailey's Harbor Boreal Forest And Wetlands State Natural Area | Park | | Door | 45 06 06 N | 087 03 22 W |
| Baileys Harbor Ridges Park | Park | 179 | Door | 45 04 18 N | 087 07 07 W |
| Bain Park | Park | 185 | Kenosha | 42 34 42 N | 087 49 24 W |
| Baird Park | Park | 187 | Brown | 44 30 11 N | 088 00 32 W |
| Bakken's Pond State Natural Area | Park | | Sauk | 43 10 48 N | 090 08 53 W |
| Balsam Branch State Wildlife Area | Park | 316 | Polk | 45 21 44 N | 092 27 59 W |
| Balsam Creek Waterfowl Area | Park | 433 | Sawyer | 46 05 51 N | 091 01 13 W |
| Bandli County Park | Park | 336 | Barron | 45 27 16 N | 091 39 10 W |
| Baraboo River Floodplain Forest State Natural Area | Park | 44 | Columbia | 43 30 14 N | 089 29 10 W |
| Baran Park | Park | 181 | Milwaukee | 43 00 07 N | 087 54 44 W |
| Bardon Park | Park | 257 | Douglas | 46 36 29 N | 091 53 36 W |
| Bark Bay Slough State Natural Area | Park | | Bayfield | 46 51 01 N | 091 12 04 W |
| Bark River Park | Park | 237 | Jefferson | 42 55 25 N | 088 49 39 W |
| Bark River Park | Park | 279 | Waukesha | 43 06 26 N | 088 20 43 W |
| Barlow Park | Park | 298 | Fond du Lac | 43 49 52 N | 088 50 21 W |
| Barney Creek State Natural Area | Park | | Oconto | 45 21 28 N | 088 39 54 W |
| Barney Williams Park | Park | 179 | Brown | 44 33 18 N | 088 04 02 W |
| Barrie Park | Park | 244 | Jefferson | 42 55 48 N | 088 50 34 W |
| Barron County Fairgrounds | Park | 348 | Barron | 45 30 49 N | 091 44 12 W |
| Barron County Park | Park | 326 | Barron | 45 17 58 N | 091 37 02 W |
| Barron County Park | Park | 405 | Barron | 45 37 51 N | 091 55 53 W |
| Barton Park | Park | 287 | Washington | 43 26 48 N | 088 10 56 W |
| Baskerville Park | Park | 274 | Dane | 43 06 26 N | 089 28 50 W |
| Bass Hollow County Recreation Area | Park | 354 | Juneau | 43 40 39 N | 090 01 28 W |
| Bass Hollow State Natural Area | Park | 44 | Juneau | 43 40 59 N | 090 01 29 W |
| Bass Lake Fen State Natural Area | Park | 44 | Waushara | 44 00 20 N | 089 16 54 W |
| Bass Lake Preserve State Natural Area | Park | | Iron | 45 59 57 N | 090 01 23 W |
| Bastile Lake State Natural Area | Park | 46 | Forest | 45 49 35 N | 088 44 40 W |
| Battle Bluff Prairie State Natural Area | Park | 43 | Vernon | 43 27 23 N | 091 12 02 W |
| Bauer-Brockway Barrens State Natural Area | Park | 44 | Jackson | 44 17 48 N | 090 44 53 W |
| Bauman Park | Park | 228 | Winnebago | 44 01 55 N | 088 33 50 W |
| Baxter's Hollow State Natural Area | Park | | Sauk | 43 24 13 N | 089 48 51 W |
| Bay Beach Park | Park | 177 | Brown | 44 31 57 N | 087 58 48 W |
| Bayfield Historic District | Park | 194 | Bayfield | 46 48 40 N | 090 48 57 W |
| Bayshore County Park | Park | 213 | Brown | 44 38 12 N | 087 47 47 W |
| Bayview Park | Park | 179 | Brown | 44 31 23 N | 087 59 30 W |
| Bayview Park | Park | 177 | Door | 44 49 51 N | 087 23 04 W |
| Bayview Park | Park | 180 | Milwaukee | 42 59 05 N | 087 51 57 W |
| Bean Brook State Wildlife Management Area | Park | 351 | Washburn | 45 56 01 N | 091 35 45 W |
| Bean Lake State Natural Area | Park | 255 | Jefferson | 43 03 35 N | 088 56 31 W |
| Bear Caves State Natural Area | Park | 45 | Langlade | 45 13 42 N | 088 46 11 W |
| Bear Creek Sedge Meadow State Natural Area | Park | 225 | Richland | 43 16 48 N | 090 12 38 W |
| Bear Creek Waterfowl Area | Park | 386 | Taylor | 45 13 07 N | 090 43 51 W |
| Bear Lake Sedge Meadow State Natural Area | Park | 373 | Barron | 45 36 43 N | 091 48 37 W |
| Bear Lake State Public Fishery Area | Park | 374 | Washburn | 45 38 53 N | 091 51 56 W |
| Bear Point County Park | Park | 210 | Marinette | 45 20 29 N | 087 50 39 W |
| Beaser Park | Park | 208 | Ashland | 46 34 48 N | 090 53 40 W |
| Beaumont Field | Park | 231 | Racine | 42 41 00 N | 088 16 22 W |
| Beaumont Park | Park | 244 | Racine | 42 44 32 N | 088 06 37 W |
| Beaver Brook State Public Hunting Grounds | Park | 373 | Washburn | 45 47 08 N | 091 51 02 W |
| Beaver Creek Park | Park | 238 | Monroe | 43 56 43 N | 090 48 38 W |
| Beaver Creek State Public Hunting Grounds | Park | 216 | Marinette | 45 10 33 N | 088 05 15 W |
| Beaver Creek Waterfowl Area | Park | 390 | Taylor | 45 09 57 N | 090 43 07 W |
| Beaver Dam Lake State Wildlife Area | Park | 268 | Dodge | 43 29 57 N | 088 51 44 W |
| Beaver Dam Park | Park | 195 | Brown | 44 31 06 N | 088 05 14 W |
| Becker Park | Park | 331 | Barron | 45 23 42 N | 091 49 44 W |
| Beell Stadium | Park | 387 | Wood | 44 39 27 N | 090 09 58 W |
| Behning Creek State Public Fishing Area | Park | 307 | Polk | 45 19 49 N | 092 33 45 W |
| Bellvue Park | Park | 251 | Fond du Lac | 43 45 23 N | 088 25 02 W |
| Belmare Park | Park | 308 | Dane | 43 01 50 N | 089 27 02 W |
| Belmont Mound Woods State Natural Area | Park | 357 | Lafayette | 42 46 31 N | 090 21 20 W |
| Belmont Prairie State Natural Area | Park | 330 | Lafayette | 42 44 22 N | 090 21 41 W |
| Benedict Park | Park | 369 | Wood | 44 41 03 N | 090 09 13 W |
| Benson Creek State Wildlife Management Area | Park | 385 | Sawyer | 45 45 51 N | 091 27 17 W |
| Benson Park | Park | 231 | Racine | 42 40 53 N | 088 16 17 W |
| Bergen Bluff State Natural Area | Park | | Vernon | 43 37 37 N | 091 13 11 W |
| Berkley Park | Park | 270 | Dane | 43 07 53 N | 089 21 39 W |
| Berlin Fen State Natural Area | Park | 44 | Green Lake | 43 57 45 N | 088 54 18 W |
| Bern State Public Hunting Grounds | Park | 430 | Marathon | 45 03 04 N | 090 11 05 W |
| Berryland Playground | Park | 211 | Milwaukee | 43 07 44 N | 087 57 49 W |
| Bethesda Spring Park | Park | 243 | Waukesha | 43 00 23 N | 088 14 24 W |
| Beulah Bog State Natural Area | Park | 262 | Walworth | 42 48 10 N | 088 24 29 W |
| Beverly Hills Park | Park | 256 | Waukesha | 43 04 40 N | 088 08 19 W |
| Beverly Lake State Wildlife Management Area | Park | 411 | Sawyer | 45 46 12 N | 091 22 05 W |
| Bibon Swamp State Natural Area | Park | | Bayfield | 46 23 52 N | 091 07 15 W |
| Bicentennial Park | Park | 240 | Jefferson | 42 55 42 N | 088 50 22 W |
| Bicentennial Park | Park | 292 | Washington | 43 25 01 N | 088 12 17 W |
| Biemert Park | Park | 185 | Brown | 44 30 15 N | 088 03 03 W |
| Big And Little Marsh State Natural Area | Park | | Door | 45 21 52 N | 086 52 13 W |
| Big Bay Park | Park | 177 | Milwaukee | 43 06 35 N | 087 53 21 W |
| Big Bay State Park | Park | 47 | Ashland | 46 47 38 N | 090 39 41 W |
| Big Beaver Creek State Public Hunting Ground | Park | 295 | Dunn | 45 06 53 N | 091 58 57 W |
| Big Butternut Lake Park | Park | 375 | Polk | 45 33 50 N | 092 27 46 W |
| Big Creek State Fishery Area | Park | 244 | Monroe | 44 05 29 N | 090 51 06 W |
| Big Eau Pleine County Park | Park | 358 | Marathon | 44 44 42 N | 089 50 36 W |
| Big Eau Pleine Woods State Natural Area | Park | 365 | Marathon | 44 44 12 N | 089 50 34 W |
| Big Foot Beach State Park | Park | 283 | Walworth | 42 34 11 N | 088 25 24 W |
| Big Hill Park | Park | 217 | Door | 44 50 24 N | 087 22 07 W |
| Big Hill Park | Park | 272 | Rock | 42 33 29 N | 089 02 54 W |
| Big Island State Natural Area | Park | 46 | Burnett | 46 04 20 N | 092 15 30 W |
| Big Island State Wildlife Area | Park | 482 | Iron | 46 05 54 N | 090 13 03 W |
| Big Rapids County Park | Park | 376 | Marathon | 44 50 21 N | 090 06 08 W |
| Big Roche A Cri State Fishery Area | Park | 318 | Adams | 44 10 31 N | 089 37 40 W |
| Big Rock Wayside Park | Park | 203 | Bayfield | 46 42 37 N | 090 55 35 W |
| Big Swamp State Public Hunting Grounds | Park | 254 | Buffalo | 44 35 14 N | 091 47 39 W |
| Billings Park | Park | 193 | Douglas | 46 42 43 N | 092 08 36 W |
| Birch Grove Park | Park | 272 | Walworth | 42 34 25 N | 088 31 41 W |
| Birkmose Park | Park | 244 | St. Croix | 44 57 56 N | 092 45 10 W |