Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Meyer Park | Park | 180 | Brown | 44 30 06 N | 087 59 40 W |
| Meyer Park | Park | 254 | Sheboygan | 43 44 33 N | 087 59 08 W |
| Meyers Creek | Stream | | Ashland | 46 09 18 N | 090 33 49 W |
| Meyers Creek | Stream | | Florence | 45 52 04 N | 088 20 02 W |
| Meyers Lake | Lake | 317 | Portage | 44 28 40 N | 089 17 24 W |
| Meyers School (historical) | School | 358 | Sauk | 43 23 42 N | 090 07 39 W |
| Meyers School (historical) | School | 241 | Trempealeau | 44 13 47 N | 091 30 13 W |
| Meyers Valley | Valley | | Trempealeau | 44 14 50 N | 091 30 05 W |
| Meylor School | School | 311 | Lafayette | 42 43 34 N | 090 07 56 W |
| Michael Cemetery | Cemetery | 266 | Green | 42 34 56 N | 089 45 40 W |
| Michael Lake | Lake | 262 | Waupaca | 44 36 39 N | 088 56 06 W |
| Michaelis Park | Park | 177 | Marinette | 45 02 24 N | 087 37 32 W |
| Michaelson School (historical) | School | 202 | Brown | 44 20 35 N | 088 08 08 W |
| Michelson Concert Hall | Building | 332 | Portage | 44 31 36 N | 089 34 24 W |
| Michelson Coulee | Valley | | La Crosse | 44 01 52 N | 091 10 05 W |
| Michigan Bay | Bay | 424 | Bayfield | 46 12 06 N | 091 04 03 W |
| Michigan Creek | Stream | | Forest | 45 32 52 N | 088 29 03 W |
| Michigan Island | Island | 202 | Ashland | 46 52 57 N | 090 28 52 W |
| Michigan Island Light | Locale | 202 | Ashland | 46 52 17 N | 090 29 50 W |
| Mickelson Ridge | Ridge | 341 | Crawford | 43 22 30 N | 090 58 52 W |
| Mickle School | School | 312 | Walworth | 42 30 19 N | 088 31 34 W |
| Microwave Tower American Tower Site 50574 | Tower | 419 | Washburn | 45 44 38 N | 091 49 54 W |
| Microwave Tower FCC Number 1023887 | Tower | 348 | Barron | 45 26 13 N | 091 51 02 W |
| Microwave Tower FCC Number 1034244 | Tower | 388 | Barron | 45 29 54 N | 091 47 07 W |
| Microwave Tower FCC Number 1035222 | Tower | 348 | Barron | 45 23 08 N | 091 52 07 W |
| Microwave Tower FCC Number 1036171 | Tower | 379 | Barron | 45 26 17 N | 091 51 45 W |
| Mid City Shopping Center | Locale | 203 | Milwaukee | 43 02 47 N | 087 57 30 W |
| Mid City Station Milwaukee Post Office | Post Office | 200 | Milwaukee | 43 02 54 N | 087 57 25 W |
| Mid Lake | Lake | 483 | Oneida | 45 51 28 N | 089 39 58 W |
| Mid State Technical Institute | School | 316 | Wood | 44 23 30 N | 089 46 59 W |
| Mid Vallee Golf Course | Locale | 205 | Brown | 44 21 54 N | 088 11 09 W |
| Mid-State Technical College - Stevens Point Campus | School | 333 | Portage | 44 31 34 N | 089 33 50 W |
| Mid-Town Shopping Center | Locale | 278 | Dane | 43 05 38 N | 089 29 31 W |
| Middle Appleton WP-309 Dam | Dam | 219 | Outagamie | 44 15 30 N | 088 24 18 W |
| Middle Bear Creek | Stream | | Vernon | 43 33 31 N | 090 35 04 W |
| Middle Branch Duck Creek | Stream | | Columbia | 43 29 53 N | 089 17 44 W |
| Middle Branch Embarrass River | Stream | | Shawano | 44 43 32 N | 088 53 58 W |
| Middle Branch Gilbert Creek | Stream | | Dunn | 44 53 03 N | 092 05 48 W |
| Middle Branch O'Neill Creek | Stream | | Clark | 44 35 41 N | 090 30 32 W |
| Middle Branch Peshtigo River | Stream | | Forest | 45 40 10 N | 088 48 48 W |
| Middle Branch School (historical) | School | 392 | Shawano | 44 57 55 N | 089 07 58 W |
| Middle College | Building | 240 | Rock | 42 30 11 N | 089 01 51 W |
| Middle Coon Valley Church | Church | 220 | Vernon | 43 39 56 N | 091 04 21 W |
| Middle Creek | Stream | | Bayfield | 46 39 17 N | 091 22 58 W |
| Middle Dam | Dam | 378 | Marinette | 45 39 30 N | 088 15 54 W |
| Middle Eau Claire Lake | Lake | 341 | Bayfield | 46 17 47 N | 091 31 27 W |
| Middle Eau Claire Lake 2WP366 Dam | Dam | 344 | Bayfield | 46 17 06 N | 091 32 37 W |
| Middle Eau Claire Lake 57 | Reservoir | 343 | Bayfield | 46 17 06 N | 091 32 37 W |
| Middle Ellerson Lake | Lake | 493 | Vilas | 46 00 12 N | 089 45 44 W |
| Middle Fork Copper River | Stream | | Lincoln | 45 11 54 N | 089 52 41 W |
| Middle Fork Main Creek | Stream | | Rusk | 45 27 25 N | 090 54 20 W |
| Middle Genesee Lake | Lake | 263 | Waukesha | 43 03 02 N | 088 28 45 W |
| Middle Gresham Lake | Lake | 490 | Vilas | 46 03 16 N | 089 45 06 W |
| Middle Hall | Building | 296 | Fond du Lac | 43 50 40 N | 088 50 29 W |
| Middle Inlet | Populated Place | 221 | Marinette | 45 17 30 N | 087 59 32 W |
| Middle Inlet | Stream | | Marinette | 45 15 49 N | 087 55 04 W |
| Middle Inlet Lookout Tower | Tower | 235 | Marinette | 45 18 01 N | 087 50 22 W |
| Middle Island | Island | 265 | Dodge | 43 29 13 N | 088 52 39 W |
| Middle Island (historical) | Island | 201 | Buffalo | 44 12 02 N | 091 51 04 W |
| Middle Kimball Lake | Lake | 302 | Washburn | 46 07 43 N | 091 57 06 W |
| Middle Lake | Lake | 246 | Brown | 44 25 17 N | 087 50 59 W |
| Middle Lake | Lake | 355 | Florence | 45 53 48 N | 088 08 06 W |
| Middle Lake | Lake | 269 | Walworth | 42 46 15 N | 088 34 00 W |
| Middle Lake | Lake | 299 | Washburn | 46 04 10 N | 091 57 26 W |
| Middle Lake | Lake | 251 | Waushara | 44 05 12 N | 089 05 52 W |
| Middle Marsh | Reservoir | 297 | Wood | 44 18 52 N | 090 08 12 W |
| Middle McKenzie Lake | Lake | 302 | Burnett | 45 56 27 N | 092 02 31 W |
| Middle Mound | Summit | 372 | Clark | 44 44 50 N | 090 44 60 W |
| Middle Price Lake | Lake | 435 | Price | 45 47 11 N | 090 38 36 W |
| Middle Ridge | Populated Place | 385 | La Crosse | 43 48 03 N | 090 56 48 W |
| Middle Ridge | Ridge | 349 | Richland | 43 22 56 N | 090 33 45 W |
| Middle Ridge School (historical) | School | 396 | La Crosse | 43 47 52 N | 090 56 22 W |
| Middle River | Stream | | Douglas | 46 41 25 N | 091 49 40 W |
| Middle River Sanitorium | Hospital | 342 | Douglas | 46 32 30 N | 091 52 40 W |
| Middle School | School | 235 | Sauk | 43 16 52 N | 089 43 55 W |
| Middle Shoal | Bar | 176 | Door | 45 18 60 N | 086 56 10 W |
| Middle Sugarbush Lake | Lake | 485 | Vilas | 46 01 34 N | 089 53 58 W |
| Middle Village | Populated Place | 311 | Menominee | 44 56 02 N | 088 44 22 W |
| Middlebury Church | Church | 311 | Iowa | 42 56 23 N | 089 54 10 W |
| Middleport | Populated Place | 184 | Ashland | 46 46 16 N | 090 46 56 W |
| Middleton | Populated Place | 286 | Dane | 43 05 50 N | 089 30 15 W |
| Middleton Baptist Church | Church | 279 | Dane | 43 05 19 N | 089 29 08 W |
| Middleton Cemetery | Cemetery | 326 | Dane | 43 03 40 N | 089 31 44 W |
| Middleton City Hall | Building | 285 | Dane | 43 05 43 N | 089 30 35 W |
| Middleton Community Church | Church | 283 | Dane | 43 05 42 N | 089 29 42 W |
| Middleton Health Sciences Library | Building | 273 | Dane | 43 04 29 N | 089 24 29 W |
| Middleton High School | School | 285 | Dane | 43 05 59 N | 089 30 27 W |
| Middleton Junction | Populated Place | 323 | Dane | 43 03 37 N | 089 31 40 W |
| Middleton Post Office | Post Office | 285 | Dane | 43 05 44 N | 089 30 37 W |
| Middleton Public Library | Building | 285 | Dane | 43 05 42 N | 089 30 35 W |
| Middleton School | School | 286 | Dane | 43 05 39 N | 089 30 11 W |
| Middleton Springs Shopping Center | Locale | 264 | Dane | 43 06 13 N | 089 29 13 W |
| Midelfort Clinic | Hospital | 341 | Barron | 45 25 20 N | 091 44 09 W |
| Midget Lake | Lake | 496 | Forest | 45 30 01 N | 088 47 40 W |
| Midget Lake | Lake | 273 | Oconto | 45 08 57 N | 088 26 54 W |
| Midget Lake | Lake | 474 | Oneida | 45 37 06 N | 089 20 23 W |
| Midland Building | Building | 180 | Milwaukee | 43 02 19 N | 087 54 48 W |
| Midred Lake | Lake | 484 | Oneida | 45 40 29 N | 089 31 50 W |
| Midvale Elementary School | School | 304 | Dane | 43 03 26 N | 089 27 02 W |
| Midvale Plaza Shopping Center | Locale | 306 | Dane | 43 03 17 N | 089 27 00 W |
| Midway | Locale | 241 | Walworth | 42 47 32 N | 088 18 30 W |
| Midway | Populated Place | 201 | La Crosse | 43 55 45 N | 091 15 29 W |
| Midway Elementary School | School | 447 | Lincoln | 45 17 41 N | 089 29 58 W |
| Midway Farm | Locale | 236 | Iowa | 43 08 12 N | 090 04 10 W |
| Midway Railroad Prairie State Natural Area | Park | 44 | La Crosse | 43 55 22 N | 091 15 08 W |
| Midway School | School | 402 | Clark | 44 57 34 N | 090 28 28 W |
| Midway School (historical) | School | 370 | Barron | 45 25 02 N | 092 04 26 W |
| Midway School (historical) | School | 293 | Dunn | 45 02 57 N | 092 05 11 W |
| Midway School (historical) | School | 217 | La Crosse | 43 56 24 N | 091 15 39 W |
| Midway School (historical) | School | 403 | Shawano | 44 57 38 N | 089 12 13 W |