Arapahoe Basin

28194 US-6, Dillon, CO 80435

Pass (2026-27): Ikon (Ikon Base Pass now unlimited for 2026-27; owned by Alterra).

State

Colorado

Skiable acres

1,428

Summit (ft)

13,050

Vertical drop (ft)

2,250

Lifts

9

Expected opening

Mid-to-late October; usually one of the first two in Colorado (opened Oct 26, 2025)