Big Flat Campground
The numbers that decide it
Recreation.gov publishes no site-level detail for this campground, so we cannot say what length of rig it takes. Call the managing office before committing to it in a large vehicle.
Site-level RV detail confirmed against Recreation.gov. Where a field says "not published," the agency has not published it — it does not mean zero.
Recreation.govChecked 2026-08-05
Make Big Flat Campground part of the drive.
Byway plans around your taste, verified places, real weather and opening hours — then opens every leg in Google Maps with one tap.
Official Forest Service pageBig Flat Campground
Big Flat campground has 9 campsites, and access to many trails in the Trinity Alps Wilderness, including the Caribou Lakes. There is no potable water or garbage service provided, but there are vault toilets in the campground. There is also a small corral. Due to elevation, accessibility determined by snow levels. **Effective October 23 - no water or trash service is available for the winter season.**
Before you go
Fees
No fee
Restrictions
Water and garbage services not provided. There is a creek running near the campground, so water can be filtered or boiled for drinking/ cooking. Please pack out all of your trash. Maximum RV size is 24 feet. Camping limit 14 days.
Make it a night on a better road
Byway plans the drive in — real stops, real weather, nothing invented.