Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Cleary Alumni and Friends Center | Building | 204 | La Crosse | 43 49 05 N | 091 13 46 W |
| Clem Hall | Building | 258 | Walworth | 42 50 30 N | 088 44 49 W |
| Clemans Hall | Building | 234 | Winnebago | 44 01 28 N | 088 32 55 W |
| Cleveland Townhall | Building | 323 | Chippewa | 45 08 18 N | 091 15 53 W |
| Clifton Townhall | Building | 284 | Pierce | 44 49 27 N | 092 43 16 W |
| Clinton Village Hall | Building | 289 | Rock | 42 33 19 N | 088 51 42 W |
| Clow Hall | Building | 231 | Winnebago | 44 01 34 N | 088 33 08 W |
| Coate Hall | Building | 206 | La Crosse | 43 49 03 N | 091 14 07 W |
| Cobeen Residence Hall | Building | 196 | Milwaukee | 43 02 22 N | 087 55 34 W |
| Colby and Abbot Building | Building | 190 | Milwaukee | 43 02 25 N | 087 54 25 W |
| Cole Hall | Building | 262 | Dane | 43 04 38 N | 089 24 53 W |
| Coleman Hall | Building | 236 | Outagamie | 44 15 38 N | 088 24 08 W |
| College Classroom Center | Building | 333 | Portage | 44 31 42 N | 089 34 23 W |
| Colonel Robert H Morse Library | Building | 237 | Rock | 42 30 14 N | 089 01 46 W |
| Columbia County Courthouse | Building | 248 | Columbia | 43 32 27 N | 089 27 38 W |
| Columbia County Jail | Building | 253 | Columbia | 43 32 42 N | 089 26 57 W |
| Columbus Hall | Building | 314 | Walworth | 42 40 17 N | 088 32 42 W |
| Commerce Building | Building | 180 | Milwaukee | 43 02 24 N | 087 54 57 W |
| Communication Arts Center | Building | 333 | Portage | 44 31 30 N | 089 34 10 W |
| Comstock Nursing Home | Building | 201 | Milwaukee | 43 00 44 N | 087 57 09 W |
| Cook Rutledge Historical Mansion | Building | 275 | Chippewa | 44 55 58 N | 091 23 60 W |
| Cooks Valley Townhall | Building | 335 | Chippewa | 45 04 13 N | 091 35 26 W |
| Cornelius Tourist Information Center | Building | 192 | Crawford | 43 02 57 N | 091 08 59 W |
| Corning Townhall | Building | 428 | Lincoln | 45 09 50 N | 089 50 15 W |
| Coughlin Hall | Building | 196 | Milwaukee | 43 02 16 N | 087 55 42 W |
| Covey Hall | Building | 344 | Barron | 45 28 51 N | 091 44 46 W |
| Cowley Hall of Science | Building | 204 | La Crosse | 43 48 56 N | 091 13 48 W |
| Crabtree Hall | Building | 276 | Pierce | 44 51 08 N | 092 36 53 W |
| Crandon City Hall | Building | 497 | Forest | 45 34 09 N | 088 54 31 W |
| Crandon Townhall | Building | 512 | Forest | 45 34 15 N | 088 56 42 W |
| Crawford County Courthouse | Building | 197 | Crawford | 43 03 17 N | 091 08 45 W |
| Crownhart Hall | Building | 192 | Douglas | 46 43 11 N | 092 05 09 W |
| Crystal Townhall | Building | 345 | Washburn | 45 51 22 N | 091 44 01 W |
| Cudahy Branch YMCA | Building | 210 | Milwaukee | 42 56 08 N | 087 51 01 W |
| Cudahy Hall | Building | 196 | Milwaukee | 43 02 18 N | 087 55 42 W |
| Cudahy Memorial Library | Building | 220 | Milwaukee | 42 57 35 N | 087 51 37 W |
| Cudahy Municipal Building | Building | 210 | Milwaukee | 42 57 10 N | 087 50 56 W |
| Cumberland City Hall | Building | 381 | Barron | 45 32 05 N | 092 01 16 W |
| Cumberland Public Library | Building | 382 | Barron | 45 32 03 N | 092 01 18 W |
| Cunningham Museum | Building | 331 | Grant | 42 50 52 N | 090 42 31 W |
| D C Everest House | Building | 415 | Marathon | 44 57 52 N | 089 36 45 W |
| D R Moon Memorial Library | Building | 339 | Chippewa | 44 57 44 N | 090 56 08 W |
| Daily Northwestern Building | Building | 231 | Winnebago | 44 00 59 N | 088 32 09 W |
| Dairyland Power Cooperative Substation | Building | 358 | Barron | 45 23 12 N | 091 51 14 W |
| Dairyland Power Cooperatives Library | Building | 200 | La Crosse | 43 46 38 N | 091 13 43 W |
| Dairyland Townhall | Building | 338 | Douglas | 46 12 52 N | 092 09 16 W |
| Dallas Townhall | Building | 342 | Barron | 45 13 50 N | 091 49 48 W |
| Damiano House | Building | 205 | La Crosse | 43 48 12 N | 091 14 35 W |
| Dane County Coliseum | Building | 263 | Dane | 43 02 49 N | 089 22 43 W |
| Dane County Jail | Building | 273 | Dane | 43 04 18 N | 089 23 00 W |
| David A Cofrin Library | Building | 199 | Brown | 44 31 53 N | 087 55 17 W |
| David McMillan House | Building | 332 | Portage | 44 31 07 N | 089 34 30 W |
| David Taylor House | Building | 216 | Sheboygan | 43 45 25 N | 087 44 50 W |
| De Forest Area Community Center | Building | 290 | Dane | 43 15 11 N | 089 20 37 W |
| De Forest Museum | Building | 290 | Dane | 43 14 38 N | 089 20 31 W |
| De Forest Public Library | Building | 289 | Dane | 43 14 33 N | 089 20 36 W |
| De Forest Village Hall | Building | 288 | Dane | 43 14 48 N | 089 20 25 W |
| De Pere Branch Brown County Library | Building | 183 | Brown | 44 26 52 N | 088 04 13 W |
| DeBot Residence Center | Building | 335 | Portage | 44 31 55 N | 089 34 20 W |
| DeKoven Foundation | Building | 192 | Racine | 42 42 21 N | 087 47 10 W |
| Delzell Hall | Building | 334 | Portage | 44 31 34 N | 089 34 06 W |
| Dempsey Hall | Building | 235 | Winnebago | 44 01 36 N | 088 33 02 W |
| Devils Head Lodge | Building | 286 | Sauk | 43 25 04 N | 089 37 38 W |
| Dewey Townhall | Building | 312 | Burnett | 45 47 57 N | 092 06 55 W |
| Divine Savior Nursing Home | Building | 254 | Columbia | 43 32 27 N | 089 28 18 W |
| Doctor H H Chase Bungalow | Building | 207 | La Crosse | 43 48 35 N | 091 14 26 W |
| Doctor Kate Pelham Newcomb Museum | Building | 490 | Oneida | 45 53 46 N | 089 41 59 W |
| Dodge County Courthouse | Building | 283 | Dodge | 43 24 28 N | 088 42 12 W |
| Dolans Pavilion | Building | 201 | Crawford | 43 10 02 N | 090 42 19 W |
| Dominic Hall | Building | 216 | Milwaukee | 43 04 20 N | 088 01 47 W |
| Donner Hall | Building | 231 | Winnebago | 44 01 32 N | 088 33 08 W |
| Door County Courthouse | Building | 187 | Door | 44 50 02 N | 087 22 24 W |
| Door County Jail | Building | 187 | Door | 44 50 03 N | 087 22 23 W |
| Door County Museum | Building | 186 | Door | 44 50 06 N | 087 22 29 W |
| Doty Museum | Building | 229 | Winnebago | 44 11 15 N | 088 26 53 W |
| Doty Townhall | Building | 369 | Oconto | 45 13 11 N | 088 36 24 W |
| Douglas County Courthouse | Building | 195 | Douglas | 46 43 16 N | 092 05 49 W |
| Douglas County Historical Museum | Building | 192 | Douglas | 46 43 05 N | 092 03 47 W |
| Douglas County Jail | Building | 195 | Douglas | 46 43 18 N | 092 05 50 W |
| Dovre Townhall | Building | 347 | Barron | 45 15 02 N | 091 38 06 W |
| Downer Center | Building | 236 | Outagamie | 44 15 42 N | 088 23 44 W |
| Doyle Townhall | Building | 377 | Barron | 45 31 49 N | 091 36 04 W |
| Drake Hall | Building | 204 | La Crosse | 43 48 57 N | 091 14 01 W |
| Drumlin Dining Hall | Building | 259 | Walworth | 42 50 27 N | 088 44 49 W |
| Duerrwaechter Memorial Library | Building | 264 | Washington | 43 13 14 N | 088 07 07 W |
| Dunn County Courthouse | Building | 270 | Dunn | 44 52 31 N | 091 55 13 W |
| Dunn County Jail | Building | 272 | Dunn | 44 52 28 N | 091 55 07 W |
| Dwight Foster Public Library | Building | 243 | Jefferson | 42 55 36 N | 088 50 08 W |
| Dwight T Parker Public Library | Building | 364 | Grant | 42 58 60 N | 090 39 18 W |
| E K Schuetz House | Building | 389 | Marathon | 44 57 48 N | 089 36 57 W |
| E R Barron Building | Building | 205 | La Crosse | 43 48 43 N | 091 15 01 W |
| Eager Free Public Library | Building | 279 | Rock | 42 46 48 N | 089 18 03 W |
| Eagle River District Ranger Station | Building | 506 | Vilas | 45 54 54 N | 089 13 47 W |
| Eagle River Village Hall | Building | 499 | Vilas | 45 55 01 N | 089 15 02 W |
| Eagles Hall | Building | 254 | Sheboygan | 43 44 54 N | 087 58 23 W |
| East Branch West Allis Public Library | Building | 222 | Milwaukee | 43 00 25 N | 087 59 47 W |
| East End Branch Superior Public Library | Building | 193 | Douglas | 46 42 13 N | 092 02 57 W |
| East End Civic Center | Building | 190 | Douglas | 46 42 07 N | 092 02 47 W |
| East Hall | Building | 296 | Fond du Lac | 43 50 40 N | 088 50 27 W |
| East Hall | Building | 269 | Jefferson | 43 11 17 N | 088 42 37 W |
| East Wisconsin Building | Building | 181 | Milwaukee | 43 02 20 N | 087 54 34 W |
| Eau Claire City Hall | Building | 247 | Eau Claire | 44 48 44 N | 091 29 53 W |
| Eau Claire County Courthouse | Building | 234 | Eau Claire | 44 48 39 N | 091 30 16 W |
| Eau Claire County Guidance Clinic | Building | 238 | Eau Claire | 44 47 58 N | 091 29 51 W |
| Eau Galle Townhall | Building | 374 | St. Croix | 44 54 05 N | 092 19 10 W |
| Edgerton City Hall | Building | 251 | Rock | 42 50 06 N | 089 04 20 W |
| Edgerton Public Library | Building | 252 | Rock | 42 50 11 N | 089 04 18 W |
| Edgewater Town Hall | Building | 406 | Sawyer | 45 41 12 N | 091 27 38 W |
| Edna Carlsten Gallery | Building | 332 | Portage | 44 31 36 N | 089 34 23 W |
| Elisha D Smith Public Library | Building | 229 | Winnebago | 44 12 03 N | 088 26 52 W |