Booking rules by state
The Northwest, state by state
Three agencies, three booking systems. Here's the one-line version of each, with the source.
- Washington
Campsites open exactly 9 months before the first night of your stay, one day at a time.
Washington State Parks: Making Reservations, checked November 2, 2026
- Oregon
Reservations open 6 months before arrival, one day at a time. New sites come online at 6 a.m. daily.
Oregon State Parks: Reservations, checked November 2, 2026
- Idaho
Reservations open up to 9 months ahead on a rolling window.
Idaho Parks and Recreation: Get Outside Reservation Guide, checked November 2, 2026
Sources
- Washington State Parks: Making Reservations, checked November 2, 2026.
- Oregon State Parks: Reservations, checked November 2, 2026.
- Idaho Parks and Recreation: Get Outside Reservation Guide, checked November 2, 2026.
Rules change. Always confirm on the official site before you rely on a date.