COLORADO SKI AREAS · SUMMIT COUNTY & I-70 CORRIDOR

Keystone Resort

Three interconnected mountains and 3,149 acres, plus the longest ski day in Colorado through night skiing.

☃ Current Keystone Resort ski conditions — weather, snow forecast, trail map, webcams, restaurants & lodging →

Keystone Resort has 3,149 skiable acres, 140 runs and 21 lifts, from a base at 9,280 feet to a summit at 12,408 feet and a 3,128-foot vertical. The resort reports about 235 inches of snow in an average year. Its terrain spans three interconnected mountains, Dercum Mountain, North Peak and The Outback, plus the bowls above them.

Keystone's official split is 12% beginner, 39% intermediate and 49% advanced. The longest run, Schoolmarm, is 3.5 miles, and the resort highlights what it calls the longest ski day in Colorado, thanks to night skiing.

Keystone is owned and operated by Vail Resorts and is on the Epic Pass. Check current Keystone ski conditions before you head up.

Stats from Keystone Resort (official site), as of Oct 2026. (source) Conditions and pass partners change by season — confirm with the area before you go.

Map of Keystone Resort

  • Easiest (green)
  • Intermediate (blue)
  • Advanced / expert (black)
  • Extreme
  • Lift

Showing 144 mapped runs and 20 lifts. Open the full Keystone trail map, with every run and lift listed → Map data © OpenStreetMap contributors.

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