About this campground
Flat Rock Campground is located 22 miles south of West Yellowstone, Montana and 30 miles north of Ashton, Idaho in beautiful Island Park, Idaho. Flat Rock is adjacent to U.S. Highway 20 and the Henry's Fork of the Snake River at an elevation of 6,400 feet.
Around here
Around Flat Rock
16 of 41 campsites at their real positions. The 6 with power are yellow. Tap a site for its hookups and rig length.
Temperature from a 1980 federal survey. The record says nothing about access, ownership or current conditions.
Data Source: Recreation.gov · Source: USDA Forest Service · Source: USGS GNIS · Thermal springs: NOAA NCEI (1980) · Public land: USGS PAD-US · Forest roads: USDA Forest Service MVUM · BLM routes and areas: Bureau of Land Management (simplified for web display)
Sites and hookups
- Campsites
- 41
- Electric hookups
- 6 sites, up to 50 amp
- Max RV length
- 65 ft
- Campfires
- Allowed
- Booking
- Reservable on Recreation.gov
Amenities
- Showers
- Vault toilets
- Drinking water





