Thompson Flat
Thompson Flat is a national forest campground in Idaho. Hookups: no hookups.
- Type
- National forest campground
- Location
- Idaho
- Coordinates
- 42.32472, -113.62361
- Hookups
- No hookups
- Activities
- Biking, Boating, Camping, Fishing, Hiking, Horseback Riding, Hunting, Wildlife Viewing
- Map
- Open in OpenStreetMap
- Phone
- 208-678-0430
Amenities
- Reservable sites
Only amenities a source confirms are listed; an amenity missing here is unknown, not absent.
About Thompson Flat
Overview Thompson Flat Campground is located high in the Albion Mountain Range of southern Idaho, near the towns of Declo and Albion. Visitors enjoy the area for its abundant trails, alpine lakes and scenic beauty. Recreation The Twin Lakes Campground area is located just outside the campground and across the road. It offers picnic areas, horse corrals and access to a variety of trails. Lake Cleveland is a two-mile drive from the campground, offering fishing, canoeing and trail opportunities. Several additional hiking, mountain biking, horse and off-road vehicle trails are on the mountain. Facilities The campground contains three group sites, which can accommodate from 40 to 64 people, respectively. All sites are equipped with large picnic tables and campfire rings with grills. There are four reservable single units and four double unit campsites as well as 17 additional single-family campsites that are available on a first-come, first-served basis, but the group sites must be reserved. Accessible vault toilets are provided. A campground host is located on-site. Roads and parking spurs within the campground are gravel. Natural Features The campground is situated in a beautiful wildflower-filled meadow lined with tall pine and fir trees, on the eastern slope of Mount Harrison. It sits at an elevation of 8,400 feet. Nearby Attractions A visit up the road to the Mount Harrison Lookout offers interesting area information and breathtaking panoramic views of the valleys be
Cell coverage
No coverage data for this location yet.
Nearby RV services
- Dump station
- None mapped within 50 mi
- Water fill
- None mapped within 50 mi
- Propane
- None mapped within 50 mi
- Low clearances
- None mapped within 10 mi
- Off-road routes
- 56 designated routes (79 mi) within 10 mi
Other places to stay nearby
| Name | Type | Distance | Fee | Hookups |
|---|---|---|---|---|
| Thompson Flat Cg | National forest group campground | 0.2 mi | — | — |
| Twin Lakes Campground | National forest horse camp | 0.5 mi | — | — |
| Lake Cleveland Campground | Private campground | 1.2 mi | — | — |
| Lake Cleveland - East Side | National forest campground | 1.2 mi | — | No hookups |
| Lake Cleveland Cg | National forest campground | 1.3 mi | — | — |
| Bennett Springs Cg | National forest campground | 1.4 mi | — | — |
Open Thompson Flat in DryRig
Save it offline, check your rig's clearance on the drive in, and see what's nearby on the map.
Sources. Recreation.gov (RIDB). Updated June 2026. Facility facts only; DryRig does not publish ratings or reviews on this page.