When will ski resorts in Summit County open for the ski season? The 2026/27 Summit County Ski season starts from 2026/10/24. See this list of projected opening dates for Summit County mountains. Important Note: Not all dates listed here are official and final, as resort opening dates are projected and subject to change. Check back for updates on when the lifts are set to start spinning at Summit County, and don't miss opening day at your favorite resort!
| Resort Name | Projected opening date |
|---|---|
| Arapahoe Basin Ski Area | Oct 24 |
| Keystone | Oct 31 |
| Copper Mountain | Nov 06 |
| Loveland Ski Area | Nov 06 |
| Breckenridge | Nov 07 |