IdahoCaribou-Targhee National Forest

Flat Rock (Idaho)

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.

Check my setup Browse 16 sites View location
In this field guide16 site records · FLAT
Source snapshotSep 21, 2026
Land managerUSDA Forest Service
Official facilityRecreation.gov · 231925

The site directory

Find the details that make a difference.

A guide to length limits

Compare the published measurements. Open an available site record, or use the setup checker to inspect the published rules for your requirements.

16 sites shown

Scroll the table for more details. Open a site for its complete record.

Published site-level facts at Flat Rock (Idaho). A dash is never used for unknown information.
Site / loopSite accessRV limitTrailer limitDrivewayEntryOutletsSurface
B002FLATSTANDARD ELECTRICDrive-In45 ftvehicle only45 fttrailer onlyNot publishedParking surface onlyBack-In50 AGravel
B003FLATSTANDARD NONELECTRICReview in setup checkerDrive-In45 ftvehicle only45 fttrailer onlyNot publishedParking surface onlyBack-InNot publishedGravel
B004FLATSTANDARD NONELECTRICReview in setup checkerDrive-In45 ftvehicle only45 fttrailer onlyNot publishedParking surface onlyBack-InNot publishedGravel
B005FLATSTANDARD ELECTRICReview in setup checkerDrive-In45 ftvehicle only45 fttrailer onlyNot publishedParking surface onlyBack-In50 AGravel
B006FLATSTANDARD ELECTRICReview in setup checkerDrive-In45 ftvehicle only45 fttrailer onlyNot publishedParking surface onlyBack-In50 AGravel
B007FLATSTANDARD ELECTRICDrive-In50 ftvehicle only50 fttrailer onlyNot publishedParking surface onlyBack-In50 AGravel
B008FLATSTANDARD ELECTRICReview in setup checkerDrive-In50 ftvehicle only50 fttrailer onlyNot publishedParking surface onlyBack-In50 AGravel
B009FLATSTANDARD ELECTRICDrive-In50 ftvehicle only50 fttrailer onlyNot publishedParking surface onlyBack-In50 AGravel
B010FLATSTANDARD NONELECTRICReview in setup checkerDrive-In45 ftvehicle only45 fttrailer onlyNot publishedParking surface onlyBack-InNot publishedGravel
B011FLATSTANDARD NONELECTRICDrive-In50 ftvehicle only50 fttrailer onlyNot publishedParking surface onlyBack-InNot publishedGravel
B012FLATSTANDARD NONELECTRICReview in setup checkerDrive-In45 ftvehicle only45 fttrailer onlyNot publishedParking surface onlyBack-InNot publishedGravel
B013FLATSTANDARD NONELECTRICDrive-In45 ftvehicle only45 fttrailer onlyNot publishedParking surface onlyBack-InNot publishedGravel
B014FLATSTANDARD NONELECTRICReview in setup checkerDrive-In60 ftvehicle only60 fttrailer onlyNot publishedParking surface onlyBack-InNot publishedGravel
B015FLATSTANDARD NONELECTRICDrive-In55 ftvehicle only55 fttrailer onlyNot publishedParking surface onlyBack-InNot publishedGravel
B016FLATSTANDARD NONELECTRICDrive-In65 ftvehicle only65 fttrailer onlyNot publishedParking surface onlyBack-InNot publishedGravel
B017FLATSTANDARD NONELECTRICDrive-In60 ftvehicle only60 fttrailer onlyNot publishedParking surface onlyBack-InNot publishedGravel

This snapshot contains 16 accepted site records. It may not represent every site at the campground. Hookups and accessibility features appear in each complete record.

Check your required features

For your trip notes

Finding the campground.

Confirm current restrictions, conditions, and availability with the operator before traveling.

Published address
HIGHWAY 20, ISLAND PARK, ID, 83429
Campground coordinates
44.4969444, -111.34Campground location, not individual site coordinates.
Keep the source close
Official source record ↗Attribution & snapshot register

A sense of place

A place on the map.

A published campground location, with the surrounding area in view.

Loads OpenStreetMap tiles.
About map privacy