| Adventure Mountain (UP) | 134 | N/A | Independent | — |
| Alpine Valley | 300 | 100 | Wisconsin Resorts | — |
| Big Powderhorn (UP) | 622 | 253 | Independent | Indy |
| Big Valley (UP) | 75 | 5 | Independent | — |
| Bittersweet | 350 | 100 | Wisconsin Resorts | — |
| Boyne Mountain | 500 | 435 | Boyne Resorts | Ikon, New England Pass |
| Caberfae Peaks | 485 | 200 | Independent | Indy, Freedom |
| Cannonsburg | 250 | 100 | Independent | — |
| Challenge Mountain | 370 | N/A | Independent | — |
| Covington (UP) | 115 | N/A | Independent | — |
| Crystal Mountain MI | 375 | 103 | Independent | Indy |
| Crystella (UP) | 69 | N/A | Independent | — |
| Gladstone (UP) (J&M Bess) | 131 | 25 | Independent | — |
| Hanson Hills | 225 | 125 | Independent | — |
| Hiawatha (Chatham) (UP) | 86 | N/A | Independent | — |
| Hickory Hills | 237 | 125 | Independent | — |
| Homestead | 225 | 16 | Independent | — |
| Marquette Mountain (UP) | 500 | 330 | Independent | Indy |
| Missaukee Mountain | 500 | 25 | Independent | — |
| Mont Ripley (UP) | 440 | 112 | Independent | Indy Allied |
| Mount Bohemia (UP) | 900 | 585 | Independent | — |
| Mount Brighton | 230 | 130 | Vail Resorts | Epic |
| Mount Holiday | 180 | 45 | Independent | Indy |
| Mount Holly | 350 | 100 | Wisconsin Resorts | — |
| Mount McSauba | 150 | 80 | Independent | — |
| Mount Zion (UP) | 300 | 20 | Independent | — |
| Mulligan’s Hollow | 130 | 7 | Independent | — |
| Norway Mountain | 500 | 186 | Independent | Indy, Freedom |
| Nub’s Nob | 427 | 248 | Independent | Indy |
| Otsego | 400 | 160 | Independent | — |
| Pine Knob | 300 | 80 | Wisconsin Resorts | — |
| Pine Mountain (UP) | 500 | 80 | Independent | Indy |
| Porkies (UP) | 640 | 200 | Independent | — |
| Sault Seal (UP) | 76 | N/A | Independent | — |
| Shanty Creek - Schuss | 450 | 80 | Independent | Indy |
| Ski Brule (UP) | 500 | 150 | Independent | — |
| Snow Snake | 210 | 40 | Independent | — |
| Snowriver: Black River (UP) | 490 | 170 | Midwest Family Ski Resorts | Indy |
| Snowriver: Jackson Creek (UP) | 538 | 230 | Midwest Family Ski Resorts | Indy |
| Swiss Valley | 225 | 60 | Perfect Family | Indy |
| The Highlands | 552 | 435 | Boyne Resorts | Ikon, New England Pass |
| Timber Ridge | 150 | 50 | Independent | — |
| Tower Mountain | 100 | N/A | Independent | — |
| Treetops | 225 | 80 | Independent | Indy |