US Forest Service
Near Wall, South Dakota: Free, no posted rig-length limit. Open April through October. First-come, first-served · 14-day grassland limit.
US Forest Service
Managing authority
Near Wall, South Dakota
How much does camping at Buffalo Gap National Grassland Dispersed cost, and when is it open?
Buffalo Gap National Grassland Dispersed near Wall, South Dakota (US Forest Service) — camping fee Free, season April through October, RV size limit Big rigs welcome. Reservations: First-come, first-served · 14-day grassland limit — book direct through the official channel.
The numbers
Fee range
Free
Season open
April through October
RV size limit
Big rigs welcome
Reservation window
First-come, first-served · 14-day grassland limit
The insider read
Free dispersed camping on national grasslands. Closest free camp to Badlands NP. Pack out everything. Stargazing is the unique-fish — zero light pollution.
Original analysis from PickRV — synthesised from public sources you can verify, pulling the operational details competitor guides typically skip.
Verify at fs.usda.govOn site
Book it right
PickRV doesn't handle campground bookings — reserve direct through the official channel so policies and cancellations flow through one record.
Opens fs.usda.gov
Every fact above is sourced from the managing agency's canonical page. Cross-check fee, season, and size limit before you depend on them.
Match the campground's size limit and hookup level to a vehicle category, then plan the rest of the trip.
Keep exploring
Near Custer
NPSInsider tip · Jewel Cave NM (3rd longest cave in the world) is day-use only. Cave-tour tickets via Recreation.gov 14 days out. Camp at nearby Custer SP or Black Hills NF.
Near Interior
NPSInsider tip · Cedar Pass Lodge concession (not Recreation.gov). Sunrise across the badlands from your campsite. International Dark Sky Park; ranger astro programs nightly summer.
Near Hot Springs
NPSInsider tip · Bison + elk in the campground regularly. Cave tour tickets separate (Recreation.gov); the Garden of Eden tour is the easy intro. Black Hills connection — drive to Crazy Horse 40 min.
Near Custer
StateInsider tip · Iconic granite-spire backdrop. Black Elk Peak (highest east of the Rockies) trailhead. Needles Highway scenic drive 10 min.
Nearby & related
Sourced costs, campground directories, and the places worth a detour — the next layer of South Dakota trip planning.
Before you go
South Dakota rules
Verified 2026-05-10