Cell signal:
Grayback Campground is located 36 miles northeast of Boise, Idaho, just off scenic Highway 21. Historic Idaho City is just two miles north of the campground. Visitors enjoy fishing in Mores Creek and exploring the Grayback Gulch Trail.
Things to do nearby
Boise National ForestGrayback Gulch TrailGrayback Loop Trail
Best For
AnglersHikersWildlife watchersFamilies
Site Types
TentRV
Amenities
Fire Rings
Picnic Tables
Vault Toilets
Drinking Water
Camp Host
Fishing
Check-in
2:00 PM
Check-out
12:00 PM
Season
May through October
Max/site
6 people
Known Issues
Federal campground — book early. No hookups at most sites. Seasonal operations.
Cancellation Policy
Recreation.gov: full refund if cancelled 7+ days before arrival. $10 cancellation fee applies.
Frequently asked questions
How much does Grayback cost per night?+
Grayback costs $20–$100 per night depending on site type and season. Hookup options: No hookups. Suitable for self-contained RVs.
What season is Grayback open?+
Grayback is open May through October. Check-in is 2:00 PM, check-out is 12:00 PM.
Does Grayback have hookups?+
No hookups. Suitable for self-contained RVs.
What is the maximum RV length at Grayback?+
Grayback can accommodate RVs up to 85 feet long.
How do I make reservations at Grayback?+
Grayback is a federal campground — reservations open 6 months in advance at Recreation.gov. Sites sell out quickly. Set a free CamperWatch cancellation alert to be notified the moment a site opens.
How far is Grayback from the nearest town?+
Grayback is located in IDAHO CITY, ID. Check the map above for distance to nearby services.
Own a campground nearby?
List free on CamperWatch — we take 5% only on bookings we send. No monthly fee.