Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Bjoin Park | Park | 259 | Dane | 42 55 25 N | 089 13 09 W |
| Black Brook County Park | Park | 312 | Polk | 45 15 48 N | 092 24 10 W |
| Black Earth Rettenmund Prairie State Natural Area | Park | 256 | Dane | 43 08 16 N | 089 46 24 W |
| Black Hawk Lake Recreation Area | Park | 291 | Iowa | 43 01 12 N | 090 17 20 W |
| Black River Camp Picnic Area | Park | 272 | Jackson | 44 21 31 N | 090 39 18 W |
| Black River County Park | Park | 378 | Clark | 44 56 38 N | 090 38 45 W |
| Blackhawk Island State Natural Area | Park | 44 | Juneau | 43 39 03 N | 089 47 34 W |
| Blackhawk Meadows Park | Park | 244 | Rock | 42 40 55 N | 088 59 20 W |
| Blackhawk Park | Park | 237 | Rock | 42 40 21 N | 088 59 39 W |
| Blaese Park | Park | 223 | Outagamie | 44 15 48 N | 088 19 07 W |
| Blain Street Park | Park | 265 | Waukesha | 43 06 52 N | 088 30 53 W |
| Bloch Oxbow State Natural Area | Park | 45 | Marinette | 45 00 20 N | 087 41 28 W |
| Blomberg Lake State Natural Area | Park | 46 | Burnett | 45 48 52 N | 092 27 35 W |
| Blue Hills Felsenmeer State Natural Area | Park | 439 | Rusk | 45 28 28 N | 091 32 07 W |
| Blue Mounds State Park | Park | 523 | Iowa | 43 01 41 N | 089 51 10 W |
| Blue River Bluffs State Natural Area | Park | 260 | Grant | 43 10 38 N | 090 35 44 W |
| Blue River Sand Barrens State Natural Area | Park | 207 | Grant | 43 11 40 N | 090 31 58 W |
| Blue Star Park | Park | 247 | Columbia | 43 33 27 N | 089 28 08 W |
| Blue Swamp State Natural Area | Park | 313 | Clark | 44 47 60 N | 090 52 13 W |
| Bluegill Bay County Park | Park | 354 | Marathon | 44 55 23 N | 089 38 16 W |
| Bluff Creek State Natural Area | Park | 266 | Walworth | 42 47 50 N | 088 39 56 W |
| Bluhm Park | Park | 238 | Waukesha | 42 54 16 N | 088 05 13 W |
| Blyton Park | Park | 245 | Monroe | 43 57 01 N | 090 48 31 W |
| Bog Brook State Wildlife Area | Park | 468 | Forest | 45 23 40 N | 088 48 41 W |
| Bogus Swamp State Natural Area | Park | 45 | Langlade | 45 19 55 N | 089 12 35 W |
| Bolen Creek State Public Hunting Grounds | Park | 305 | Dunn | 45 08 30 N | 092 07 42 W |
| Boot Lake State Wildlife Area | Park | 485 | Iron | 46 03 16 N | 090 04 38 W |
| Bordner Park | Park | 274 | Dane | 43 04 20 N | 089 28 42 W |
| Borst Valley State Public Hunting Area | Park | 291 | Trempealeau | 44 27 43 N | 091 30 37 W |
| Bose Lake Hemlock-Hardwoods State Natural Area | Park | 46 | Forest | 45 55 34 N | 088 58 14 W |
| Boundary Park | Park | 297 | Dane | 43 04 58 N | 089 29 33 W |
| Bowman Park | Park | 259 | Dane | 43 02 48 N | 089 24 00 W |
| Boyd Park | Park | 252 | Eau Claire | 44 48 46 N | 091 29 09 W |
| BPW Wayside | Park | 439 | Ashland | 46 07 25 N | 090 53 16 W |
| Bradley Park | Park | 446 | Lincoln | 45 28 05 N | 089 44 45 W |
| Brady's Bluff Prairie State Natural Area | Park | 44 | Trempealeau | 44 01 12 N | 091 29 07 W |
| Brainerd Bridge Park | Park | 267 | Waupaca | 44 21 54 N | 089 05 54 W |
| Branch Firefighters Park | Park | 229 | Manitowoc | 44 08 41 N | 087 46 43 W |
| Brandy Lake Park | Park | 491 | Vilas | 45 54 03 N | 089 42 07 W |
| Brant Brook Pines State Natural Area | Park | 46 | Burnett | 45 52 10 N | 092 43 39 W |
| Breem Park | Park | 369 | Wood | 44 40 32 N | 090 09 43 W |
| Breese Stevens Field | Park | 261 | Dane | 43 04 59 N | 089 22 23 W |
| Bremen Street Playground | Park | 206 | Milwaukee | 43 04 27 N | 087 54 01 W |
| Brentwood Park | Park | 272 | Dane | 43 07 10 N | 089 22 03 W |
| Bridge Road Park | Park | 271 | Dane | 43 03 05 N | 089 19 58 W |
| Brigham Park | Park | 445 | Dane | 43 01 41 N | 089 49 03 W |
| Brigham Park | Park | 262 | Dane | 43 06 43 N | 089 19 17 W |
| Brighton Dale Park | Park | 247 | Kenosha | 42 39 07 N | 088 06 43 W |
| Brillion State Wildlife Area | Park | 244 | Calumet | 44 08 55 N | 088 06 22 W |
| Britta Park | Park | 307 | Dane | 43 02 05 N | 089 27 06 W |
| Brittingham Park | Park | 258 | Dane | 43 03 47 N | 089 23 53 W |
| Broadway Park | Park | 254 | Sauk | 43 28 02 N | 089 44 43 W |
| Brookfield Meadows Park | Park | 273 | Waukesha | 43 02 00 N | 088 05 29 W |
| Brookfield Park | Park | 240 | Fond du Lac | 43 45 46 N | 088 24 57 W |
| Brooks Bluff State Natural Area | Park | 44 | Adams | 43 49 40 N | 089 42 53 W |
| Brown County Fair Grounds | Park | 184 | Brown | 44 27 40 N | 088 04 00 W |
| Brown Deer Park | Park | 207 | Milwaukee | 43 09 23 N | 087 57 01 W |
| Browntown Oak Forest State Natural Area | Park | 276 | Green | 42 35 17 N | 089 45 47 W |
| Bruemmer County Park | Park | 186 | Kewaunee | 44 27 38 N | 087 33 04 W |
| Brule River Cliffs State Natural Area | Park | 46 | Florence | 46 00 43 N | 088 32 42 W |
| Brule River State Forest Annex | Park | 322 | Douglas | 46 13 30 N | 091 45 52 W |
| Brule River State Forest Waterfowl Management Area | Park | 242 | Douglas | 46 41 15 N | 091 37 14 W |
| Brunet Island State Park | Park | 323 | Chippewa | 45 10 55 N | 091 09 22 W |
| Brzezinski Park | Park | 280 | Rock | 42 46 44 N | 089 18 35 W |
| Buchner Park | Park | 263 | Waukesha | 43 00 15 N | 088 12 57 W |
| Bucholtz Park | Park | 258 | Waupaca | 44 36 40 N | 088 45 28 W |
| Buckhorn Barrens State Natural Area | Park | 44 | Juneau | 43 55 40 N | 089 59 57 W |
| Buckhorn State Park | Park | 271 | Juneau | 43 56 30 N | 089 59 57 W |
| Buckhorn State Wildlife Area | Park | 270 | Juneau | 43 55 17 N | 089 59 45 W |
| Buckley Park | Park | 177 | Milwaukee | 43 06 27 N | 087 53 14 W |
| Buckley Park | Park | 297 | Monroe | 43 58 24 N | 090 30 02 W |
| Buena Park | Park | 258 | Waukesha | 43 00 40 N | 088 07 05 W |
| Buena Vista Park | Park | 364 | Buffalo | 44 19 26 N | 091 54 41 W |
| Buena Vista Prairie Chicken Meadow State Natural Area | Park | 44 | Portage | 44 21 13 N | 089 37 56 W |
| Buena Vista Quarry Prairie State Natural Area | Park | 44 | Portage | 44 19 13 N | 089 37 46 W |
| Buffalo County Fair Grounds | Park | 247 | Buffalo | 44 34 15 N | 091 40 45 W |
| Bukolt Park | Park | 335 | Portage | 44 31 54 N | 089 35 49 W |
| Burbank Park | Park | 256 | Rock | 42 38 48 N | 089 01 08 W |
| Burnett County Fairground | Park | 297 | Burnett | 45 46 07 N | 092 40 46 W |
| Burrows Park | Park | 259 | Dane | 43 06 06 N | 089 22 07 W |
| Burton E Nelson Field | Park | 258 | Dunn | 44 52 10 N | 091 55 35 W |
| Burton Field | Park | 237 | St. Croix | 44 58 53 N | 092 44 45 W |
| Bushnell Park | Park | 232 | Racine | 42 40 13 N | 088 15 45 W |
| Butler Lake and Flynn's Spring State Natural Area | Park | 44 | Sheboygan | 43 39 43 N | 088 07 58 W |
| Buttermilk Creek Park | Park | 239 | Fond du Lac | 43 45 30 N | 088 26 18 W |
| Butternut Park | Park | 272 | Pierce | 44 46 31 N | 092 08 45 W |
| Butts Park | Park | 291 | Monroe | 43 59 32 N | 090 30 14 W |
| Caddie Woodlawn Park | Park | 251 | Dunn | 44 43 31 N | 091 55 56 W |
| Cady's Marsh State Natural Area | Park | | Sauk | 43 31 17 N | 089 58 01 W |
| Cahill Square | Park | 198 | Milwaukee | 43 06 24 N | 087 53 53 W |
| Caledonia Wildlife Area | Park | 216 | Racine | 42 47 28 N | 087 54 10 W |
| Caledonia-Mount Pleasant Park | Park | 223 | Racine | 42 45 28 N | 087 54 11 W |
| Calhoun Park | Park | 256 | Waukesha | 42 56 50 N | 088 07 38 W |
| Callahan-Mud Lake State Wildlife Management Area | Park | 406 | Sawyer | 46 00 17 N | 091 15 17 W |
| Camelot Park | Park | 255 | Waukesha | 43 04 01 N | 088 10 39 W |
| Cameron Park Playground | Park | 267 | Eau Claire | 44 48 56 N | 091 31 24 W |
| Camp Bird State Youth Recreational Center | Park | 274 | Marinette | 45 16 15 N | 088 15 53 W |
| Camp New Wood County Park | Park | 409 | Lincoln | 45 17 24 N | 089 47 30 W |
| Camp Randall Stadium | Park | 267 | Dane | 43 04 12 N | 089 24 45 W |
| Camp Rest Park | Park | 240 | Columbia | 43 24 57 N | 089 31 43 W |
| Campbell Park | Park | 262 | Sauk | 43 27 50 N | 089 44 47 W |
| Cannon Park | Park | 232 | Milwaukee | 43 01 50 N | 088 01 48 W |
| Canterbury Hills Park | Park | 255 | Waukesha | 43 03 44 N | 088 10 32 W |
| Canterbury Park | Park | 197 | Brown | 44 30 04 N | 088 04 19 W |
| Capitol Square | Park | 281 | Dane | 43 04 28 N | 089 23 03 W |
| Carl E Steiger Park | Park | 228 | Winnebago | 44 01 08 N | 088 33 00 W |
| Caroline Lake State Natural Area | Park | | Iron | 46 16 33 N | 090 32 24 W |
| Carow Park | Park | 484 | Iron | 46 10 32 N | 090 02 56 W |
| Carson Park | Park | 248 | Eau Claire | 44 48 33 N | 091 31 13 W |
| Carver-Roehl County Park | Park | 270 | Rock | 42 36 21 N | 088 49 36 W |