Thompson Flat
Sawtooth National Forest — lakeside, fishing, hiking
Location: BURLEY, ID, ID
Price: From $8 per night
Price range: $8–$50 per night
Rating: 4 out of 5 (22 reviews)
Season: May through October
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.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.
Cell coverage (FCC estimate): strong signal. Actual signal may vary in remote areas. Best carrier: T-Mobile. Verizon 4G: 100%. AT&T 4G: 100%. T-Mobile 4G: 100%.
Amenities: Fire Rings, Picnic Tables, Vault Toilets, Camp Host, Fishing
Availability alerts: Set a free cancellation alert at camperwatch.org/campground/thompson-flat to be notified when sites open up.
Thompson Flat offers scenic alpine camping in the Albion Mountain Range with abundant trails, nearby Lake Cleveland for fishing, and highly-rated peaceful surroundings. Campers praise the beautiful fall colors, spread-out sites, and access to hiking trails.
Wildlife alert: Shiras Moose, Golden-mantled Ground Squirrel, Mountain Bluebird, Red-naped Sapsucker, Dark-eyed Junco, Pine Siskin
Insider tips for Thompson Flat: Book early as this is a federal campground with high demand Lake Cleveland is only a short drive away for fishing and recreation Twin Lakes area across the road offers horse corrals and additional trails
Skip Thompson Flat if: You need RV hookups—no hookups available, only suitable for self-contained RVs. You prefer camping outside May-October—seasonal operations only. You want large numbers of sites—only 11 sites total.
Best time to visit Thompson Flat: September — Fall foliage and favorable weather conditions reported by campers. May-October — Campground operating season.
Nearby campgrounds: Twin Lakes Campground (Sawtooth) (Elba, ID), Lake Cleveland - East Side (Burley, ID), Steer Basin Campground (Murtaugh, ID), Schipper Campground (Murtaugh, ID).
Cell Phone Coverage at Thompson Flat
Cell signal at Thompson Flat (BURLEY, ID): strong overall signal based on FCC broadband data. Best carrier: T-Mobile.
- Verizon 4G LTE: 100% coverage
- AT&T 4G LTE: 100% coverage
- T-Mobile 4G LTE: 100% coverage · T-Mobile 5G: 100%
Coverage data source: FCC Broadband Data Collection (BDC). Actual signal may vary due to terrain, tree cover, and distance from towers. Camper reports are more reliable than coverage maps in remote areas.
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.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.
Verified facts
RIDB / Recreation.gov official databaseAmenities
RIDB /facilities /campsites · owner-verifiedStraight talk
CamperWatch intel · curated from camper reportsKnown issues, each with the workaround. Read before you book.
Insider tips & when to go
CamperWatch intel · hand-curated entryBook early as this is a federal campground with high demand
Lake Cleveland is only a short drive away for fishing and recreation
Twin Lakes area across the road offers horse corrals and additional trails
Fall foliage and favorable weather conditions reported by campers
Campground operating season
Things to do nearby
RIDB /activities /recareas + intelConditions today
LiveCell signal
FCC BDC · quarterly datasetFCC maps are theoretical — camper reports confirm signal. Best carrier: T-Mobile.
Wildlife nearby
iNaturalist · research-grade · 8 kmLocation
Leaflet · OpenStreetMap tiles
Getting there →
From Interstate 84, take exit 216 and follow State Highway 77 south for approximately 18 miles, through the towns of Declo and Albion, to Howell Canyon Road. Turn west at the Pomerelle Ski Area sign and drive seven miles up the canyon on Howell Canyon Road. The road is steep and winding, watch for the campground entrance sign on the right.
Campground entrance
Google Maps APICommunity
#community · posts, photos & Q&A · AI-moderated (Claude Vision)Pro tips
- Book on recreation.gov exactly 6 months ahead at 10am ET — Sawtooth National Forest fills fast in peak season.
- Check current road conditions at Sawtooth National Forest before arrival — seasonal closures common.
Frequently asked questions
RIDB facts + intel · FAQPage schema, speakableHow much does Thompson Flat cost per night?+
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What is the cell service like at Thompson Flat?+
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●Data sources on this page
CamperWatch never fabricates data. Where data is unavailable, it is not shown.
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