Tiltill Valley

Hetch Hetchy

Day 1
9.2mi
+5,200ft / -3,400ft
Day 2
9.2mi
+3,400ft / -5,200ft
Permit

Wilderness permit required for overnight trips.

May through October: apply 169 days before the start date by 11:59 PM PT. Apply today to start as early as October 6, 2021.

Apply for a permit

All trips to Tiltill Valley

CurrentTiltill Valley
Hetch Hetchy
9mi/day
+5,200ft/day