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State Park
Warm River
Targhee National Forest · Ashton, ID
Verify with the state park system
State parks set their own rules and reservation systems. Fire bans, road closures, and operating dates change seasonally — check the state park website before traveling.
23 Tent13 RV1 Group
Official sources & verification
Managed by State Park
Source of truth
- Operator website
Listed website for the campground operator.
Verify by phone or mail
- Operator:208-558-7658
- Address:TARGHEE NATIONAL FOREST · Ashton, ID
Live availability
via Recreation.govSee every open campground nearbySame dates & filters, across the whole area
Availability is a recent snapshot, not a live hold — you always complete the booking on recreation.gov.
About
Overview
Warm River Campground is located on its namesake in the Caribou-Targhee National Forest of southwestern Idaho. Visitors love the campground for its river tubing opportunities. Fishing and hiking are popular as well.
Recreation
Warm River is a popular location for tubing and fishing. Anglers cast for whitefish, brook, rainbow and cutthroat trout.
Numerous hiking, mountain biking and horseback riding trails are in the immediate area, leading to natural springs, waterfalls and old railroad lines and tunnels.
Facilities
The campground offers one large group site that can accommodate up to 100 guests. Several single sites are also available, 11 of which are for tent camping only.
Vault toilets, drinking water and trash collection are provided. Firewood is available for purchase from the host.
Natural Features
The campground is situated along the slow-moving Warm River at an elevation of 5,200 feet. Thickets of willow line the riverbanks and pine trees offer partial shade.
Nearby Attractions
Ashton, Idaho, about 9 miles away, offers gas and grocery services.
Island Park is nearby, with numerous lakes, rivers, streams and trails, offering plentiful outdoor activities for visitors of all ages.
Yellowstone and Grand Teton National Parks are within a couple hour's drive as well, with outstanding scenery and wildlife.
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Amenities
Flush Toilets
Potable Water
Electric Hookups
Firewood
Accessible
Picnic Tables
Fire Rings
Trash Service
Cell Service
Pet Policy
Pets allowed on leash
Campground Rules
- Campfires generally permitted — verify current fire restrictions before lighting
Individual Sites (37)
In this park
Trails at Targhee National Forest
Within ~30 miles
Trails near Warm River

Warm River Rail-Trail
Idaho
30.9 mi1,985 ftgain
TrailModerate

Bear Gulch to Upper Mesa Falls
Idaho
9.6 mi1,778 ftgain
TrailDifficult

Railroad Right-Of-Way
Idaho
18.4 mi682 ftgain
TrailEasy

Bear Gulch Railroad Access
Idaho
0.1 mi
Trail

Lower Mesa Falls
Idaho
10.4 mi2,221 ftgain
TrailDifficult

Mesa Falls Nature Trail
Idaho
2.2 mi381 ftgain
TrailEasy
Hunt context
Hunting units around this campground
During hunting seasons, wear blaze orange and check regulations — see the Idaho hunting page
Nearby Campgrounds
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