Reva Gap 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. See it on Recreation.gov
Reva Gap Campground
.usa-accordion__button { width: auto /* 100%*/; float: right;} .my-container { display: flex; justify-content: space-between; }.child { padding: 5px; margin: 3px; } .right-align { margin-left: auto; } View this site on Recreation.gov Vea este sitio en Recreation.gov A campground located in the Slim Buttes Unit near the Castles National Natural Landmark, one of two on the Sioux Ranger District. The campground is directly off of HWY 20, 20 miles south and east of Buffalo. Spectacularly eroded steep-walled buttes.
Before you go
Reservations
First-come, first-served
Fees
No fees
Accessibility
Accessible Facilities: Toilets, Fire Rings, Tables, Parking
Make it a night on a better road
Byway plans the drive in — real stops, real weather, nothing invented.