Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Redgranite Elementary School | School | 243 | Waushara | 44 02 16 N | 089 05 45 W |
| Redhead Flowage | Reservoir | 261 | Dodge | 43 30 42 N | 088 35 36 W |
| Redling School (historical) | School | 189 | Marinette | 45 08 35 N | 087 41 43 W |
| Redman Flowage | Reservoir | 370 | Taylor | 45 17 30 N | 090 51 48 W |
| Redman Flowage G12.575 Dam | Dam | 370 | Taylor | 45 17 30 N | 090 51 48 W |
| Redman Lake | Lake | 371 | Barron | 45 32 27 N | 091 58 44 W |
| Redman Lake | Lake | 290 | Marinette | 45 31 19 N | 088 04 11 W |
| Redoft Airport | Airport | 245 | Manitowoc | 44 04 45 N | 087 58 32 W |
| Redville School (historical) | School | 389 | Taylor | 45 02 44 N | 090 35 54 W |
| Redwing Creek | Stream | | Waukesha | 42 56 21 N | 088 14 57 W |
| Reed | Populated Place | 223 | Crawford | 43 22 34 N | 091 02 20 W |
| Reed Corners | Locale | 292 | Burnett | 45 54 09 N | 092 33 12 W |
| Reed Lake | Lake | 287 | Burnett | 45 53 59 N | 092 34 12 W |
| Reed Lake | Lake | 406 | Sawyer | 45 58 52 N | 091 14 42 W |
| Reed Lake | Reservoir | 288 | Burnett | 45 51 30 N | 092 36 13 W |
| Reed Lake Meadow State Natural Area | Park | 46 | Burnett | 45 52 53 N | 092 34 39 W |
| Reed Park | Park | 274 | Sauk | 43 32 02 N | 090 00 20 W |
| Reed School (historical) | School | 353 | Clark | 44 33 09 N | 090 32 13 W |
| Reeder Lake | Lake | 330 | Waushara | 44 08 46 N | 089 29 12 W |
| Reeds Corners | Locale | 307 | Fond du Lac | 43 47 08 N | 088 48 18 W |
| Reeds Corners Cemetery | Cemetery | 300 | Fond du Lac | 43 47 37 N | 088 48 40 W |
| Reeds Hill School (historical) | School | 242 | Marinette | 45 09 36 N | 088 07 31 W |
| Reeds Peak | Summit | 327 | Trempealeau | 44 01 17 N | 091 28 02 W |
| Reeds School (historical) | School | 363 | Pierce | 44 50 36 N | 092 09 26 W |
| Reedsburg | Populated Place | 275 | Sauk | 43 31 57 N | 090 00 09 W |
| Reedsburg Area Medical Center | Hospital | 289 | Sauk | 43 33 02 N | 089 59 36 W |
| Reedsburg Campus Madison Area Technical College | School | 270 | Sauk | 43 32 52 N | 090 01 32 W |
| Reedsburg Country Club | Locale | 287 | Sauk | 43 31 60 N | 089 57 46 W |
| Reedsburg Memorial Hospital Heliport | Airport | 288 | Sauk | 43 33 01 N | 089 59 32 W |
| Reedsburg Middle School | School | 276 | Sauk | 43 32 26 N | 089 59 34 W |
| Reedsburg Municipal Airport | Airport | 274 | Sauk | 43 31 33 N | 089 58 58 W |
| Reedsburg Municipal Building | Building | 273 | Sauk | 43 31 54 N | 090 00 19 W |
| Reedsburg Post Office | Post Office | 272 | Sauk | 43 32 02 N | 090 00 30 W |
| Reedsburg Public Library | Building | 273 | Sauk | 43 31 54 N | 090 00 21 W |
| Reedsburg Seventh Day Adventist Church | Church | 274 | Sauk | 43 31 56 N | 089 59 52 W |
| Reedsville | Populated Place | 252 | Manitowoc | 44 09 13 N | 087 57 24 W |
| Reedsville Elementary School | School | 251 | Manitowoc | 44 08 53 N | 087 57 10 W |
| Reedsville High School | School | 250 | Manitowoc | 44 09 13 N | 087 57 11 W |
| Reefer Creek | Stream | | Bayfield | 46 45 33 N | 091 30 22 W |
| Reefer Creek | Stream | | Bayfield | 46 45 33 N | 091 30 22 W |
| Reek School | School | 302 | Walworth | 42 32 46 N | 088 30 05 W |
| Reels Valley | Valley | | Monroe | 43 56 58 N | 090 32 37 W |
| Reels Valley School | School | 316 | Monroe | 43 55 28 N | 090 32 52 W |
| Reeseville | Populated Place | 251 | Dodge | 43 18 18 N | 088 50 41 W |
| Reeve | Populated Place | 353 | Barron | 45 14 19 N | 092 07 34 W |
| Reeve Cemetery | Cemetery | 367 | Barron | 45 14 17 N | 092 06 60 W |
| Reeve Memorial Union | Building | 234 | Winnebago | 44 01 30 N | 088 32 57 W |
| Reeve School (historical) | School | 362 | Barron | 45 13 50 N | 092 07 37 W |
| Reform Cemetery | Cemetery | 323 | Dodge | 43 23 04 N | 088 24 06 W |
| Reformatory Quarry | Mine | 283 | Marinette | 45 31 55 N | 087 58 11 W |
| Reformed Cemetery | Cemetery | 345 | Wood | 44 30 41 N | 089 55 48 W |
| Reformed Church | Church | 341 | Wood | 44 30 43 N | 089 57 26 W |
| Refuge Bypass | Canal | 287 | Burnett | 45 51 54 N | 092 36 47 W |
| Regal Park | Park | 269 | Waukesha | 42 57 52 N | 088 06 02 W |
| Regan Creek | Stream | | Iowa | 42 50 55 N | 089 56 22 W |
| Regency Mall Shopping Center | Locale | 217 | Racine | 42 41 55 N | 087 51 05 W |
| Regency Point Shopping Center | Locale | 223 | Racine | 42 42 15 N | 087 51 11 W |
| Regina | Populated Place | 348 | Shawano | 44 53 41 N | 089 01 18 W |
| Regina Hall | Building | 232 | Fond du Lac | 43 46 42 N | 088 25 12 W |
| Regina School (historical) | School | 342 | Shawano | 44 53 04 N | 089 01 18 W |
| Regis High School | School | 270 | Eau Claire | 44 48 16 N | 091 28 20 W |
| Regner Park | Park | 276 | Washington | 43 25 58 N | 088 11 29 W |
| Rehoboth Tabernacle Church of God in Christ | Church | 207 | Milwaukee | 43 03 15 N | 087 55 33 W |
| Reich Lake | Lake | 520 | Taylor | 45 22 37 N | 090 10 49 W |
| Reich Mobile Home Park | Populated Place | 257 | Green Lake | 43 48 45 N | 088 56 53 W |
| Reichuster Lake | Lake | 357 | Douglas | 46 29 25 N | 092 05 49 W |
| Reickman Slough | Gut | 193 | Crawford | 43 04 27 N | 090 54 25 W |
| Reif School (historical) | School | 373 | Rusk | 45 26 32 N | 091 22 43 W |
| Reifs Mills | Populated Place | 229 | Manitowoc | 44 10 56 N | 087 47 57 W |
| Reighmoor | Populated Place | 228 | Winnebago | 44 03 27 N | 088 40 25 W |
| Reimer Creek | Stream | | Iron | 46 04 17 N | 090 01 37 W |
| Reimer Lake | Lake | 479 | Iron | 46 02 54 N | 090 05 03 W |
| Reindahl Park | Park | 271 | Dane | 43 07 32 N | 089 19 06 W |
| Reins Creek | Stream | | Ashland | 46 00 58 N | 090 43 04 W |
| Reins Swamp | Swamp | 455 | Iron | 46 25 12 N | 090 10 12 W |
| Reischl G9879 Dam | Dam | 272 | Waukesha | 42 51 00 N | 088 14 30 W |
| Reisinger Lake | Lake | 286 | Burnett | 45 52 41 N | 092 37 19 W |
| Reisner Lake | Lake | 454 | Florence | 45 53 19 N | 088 37 21 W |
| Reiter Lake | Lake | 506 | Vilas | 46 05 18 N | 089 17 45 W |
| Remington 1 2WP203 Dam | Dam | 292 | Wood | 44 14 60 N | 090 08 42 W |
| Remington 11 2WP203 Dam | Dam | 293 | Wood | 44 14 60 N | 090 09 36 W |
| Remington 16 C 6118 Dam | Dam | 299 | Wood | 44 16 42 N | 090 19 00 W |
| Remington 5 C 6118 Dam | Dam | 297 | Wood | 44 16 12 N | 090 17 18 W |
| Remington 9 C 6118 Dam | Dam | 297 | Wood | 44 15 48 N | 090 16 48 W |
| Remington Ditch | Canal | 295 | Wood | 44 15 30 N | 090 15 44 W |
| Remnant Church of God | Church | 184 | Kenosha | 42 35 57 N | 087 49 17 W |
| Remys Gilche Gumee Resort and Marina | Locale | 177 | Door | 44 52 47 N | 087 26 08 W |
| Renak-Polak Maple-Beech Woods State Natural Area | Park | 43 | Racine | 42 48 20 N | 087 51 44 W |
| Renard Creek | Stream | | Door | 44 42 51 N | 087 43 12 W |
| Rennhak Creek | Stream | | Lincoln | 45 32 26 N | 089 56 00 W |
| Reno Lake | Lake | 465 | Lincoln | 45 31 11 N | 089 32 09 W |
| Reorganized Church of Jesus Christ of Latter Day Saints | Church | 325 | Grant | 42 50 46 N | 090 42 44 W |
| Reorganized Church of Jesus Christ of Latter Day Saints | Church | 200 | La Crosse | 43 50 38 N | 091 14 20 W |
| Reorganized Church of Jesus Christ of Latter Day Saints | Church | 242 | Monroe | 43 56 55 N | 090 49 01 W |
| Reorganized Church of Jesus Christ of Latter Day Saints | Church | 234 | Rock | 42 30 12 N | 089 02 26 W |
| Reppert School (historical) | School | 378 | Sawyer | 45 42 42 N | 091 11 38 W |
| Requa | Populated Place | 311 | Jackson | 44 35 12 N | 091 08 42 W |
| Resch Creek | Stream | | Bayfield | 46 44 33 N | 091 29 13 W |
| Reseburg | Populated Place | 371 | Clark | 44 54 55 N | 090 45 36 W |
| Reseburg Church | Church | 376 | Clark | 44 54 53 N | 090 43 33 W |
| Reservation Line Lake | Lake | 487 | Iron | 45 59 30 N | 089 59 18 W |
| Reserve | Populated Place | 398 | Sawyer | 45 52 53 N | 091 23 12 W |
| Reservoir 2 WP 463 Dam | Dam | 407 | Oconto | 45 18 12 N | 088 38 00 W |
| Reservoir Lake | Lake | 501 | Vilas | 45 59 30 N | 088 56 31 W |
| Reservoir Lake 3WR870 Dam | Dam | 392 | Marathon | 44 44 48 N | 090 12 00 W |
| Reservoir Lake 54 | Reservoir | 392 | Marathon | 44 44 48 N | 090 12 00 W |
| Reservoir Park | Park | 323 | Dane | 43 03 56 N | 089 26 21 W |
| Reservoir Park | Park | 237 | Milwaukee | 43 00 43 N | 088 01 59 W |
| Reservoir Park | Park | 201 | Racine | 42 41 42 N | 087 50 00 W |
| Reservoir Pond | Reservoir | 407 | Oconto | 45 18 54 N | 088 38 11 W |