Sims 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 detail from Recreation.gov, checked 2026-08-05. Where a field says “not published”, the agency has not published it — it does not mean zero.
Sims Flat Campground
Description : This campground is located alongside the Sacramento River at an elevation of 1600 feet. There are 19 sites with tables and fire-rings. Suitable for tents and mid-sized RVs or trailers. Flush toilets; piped water. 14 day limit. $15 per night. No reservations. Usually opens by last Saturday in April and closes Nov. 15th. Features : Historic location of Civilian Conservation Corps camp in the 1930s. Interpretive signs depict the camp and suspension bridge spanning the river built by the CCC. World renown fishing on a classic trout stream. Train buffs enjoy watching Union Pacific freight trains as they make their way through the canyon. Also popular with whitewater boaters during the high water of spring runoff.
Make it a night on a better road
Byway plans the drive in — real stops, real weather, nothing invented.