Fed Camp FinderFederal Campgrounds Only

Home › Idaho › Big Springs Warming Hut

Big Springs Warming Hut

FSU.S. Forest Service — ISLAND PARK · Idaho · Caribou-Targhee National Forest

AgencyFSU.S. Forest Service
AreaCaribou-Targhee National Forest
LocationISLAND PARK · Idaho · Caribou-Targhee National Forest · 44.48500, -111.29972 · Map
Sites1 public sites counted from the federal listing — 1 group standard electric
Getting a siteReservable — the federal listing marks this campground as taking reservations. Some sites or seasons may still be first-come; the listing’s own words are below.
HookupsElectric at 1 of 1 sites (up to 15 amp where reported)
Water hookups at 0 of 1 sites
Sewer hookups at 0 of 1 sites
Full hookups (all three at one site) at 0 of 1 sites
Counted site by site from affirmative reports in the federal record. A site with no report is not counted either way.
Max RV lengthLongest reported site fits 500 ft
Sites that fit at least — 25 ft: 1 sites · 30 ft: 1 sites · 35 ft: 1 sites · 40 ft: 1 sites
Months openNot in federal data — the federal listing does not publish a season for this campground. Check the official description below or Recreation.gov.
FeesNot reported — the federal listing carries no fee description for this campground.
Check-in / outIn 2:00 PM · Out 12:00 PM (most common in the listing)
AccessibilityN
Phone208-558-7658 OR 208-270-0094

Check availability & book on Recreation.gov →

This site takes no reservations and shows no live availability. Source: Recreation.gov (RIDB export pulled November 5, 2026); this listing was last updated in the federal record on 2026-02-25.

From the official listing

Overview Big Springs Warming Hut is located 22 miles south of West Yellowstone, Montana in beautiful Island Park, Idaho at an approximate elevation of 6,300 feet. Visitors love Island Park for its world-class fishing and outstanding scenery and wildlife viewing opportunities. Recreation Big Springs is the headwaters of Henry's Fork and is one of the largest springs in the country. Henry's Fork is considered one of the best fisheries in the nation. Fly-fishermen cast for rainbow and brook trout. Tubing, canoeing, kayaking and rafting are also popular on the river.

The Big Springs National Recreation Water Trail can be accessed from the campground and ends 4.5 miles away at Macks Inn. It offers a lazy three-hour float or canoe trip through beautiful scenery. Wildlife, including moose, bald eagles and Sandhill cranes, are often seen along the trail.

The charming and historic John Sack Cabin is nearby, noted for its unique location, construction and furnishings.

Hiking, biking, horseback riding and ATVing are popular activities. Many miles of trails crisscross Island Park, including the Continental Divide National Scenic Trail and the Nez Perce Trail are in the area. Facilities The warming hut can accommodate up to 200 people. It is fully enclosed and has a concrete floor. Several picnic tables are inside, along with a wood-burning stove for cool weather. Electrical outlets and overhead lighting are provided inside the building. Outside there are picnic tables, grills and a campfire circle.

A very large parking area is on-site, with 20-amp electric hookups on the edge. Please note that there is no water on-site, but it is available at Big Springs Campground 2.5 miles away. Firewood can be purchased there also. A vault toilet is located next to the warming hut. Natural Features Island Park is composed of two areas of extinct volcanic activity. The Henry's Fork Caldera sits inside the larger Island Park Caldera.

The area is known for its dense forests of lodgepole pine, broad grassy meadows bursting with summer wildflowers and a wide variety of wildlife, including black and grizzly bears, moose, elk, deer, bald eagles, Sandhill cranes and much, much more.

The warming hut is surrounded by a forest of lodgepole pines. Grasses and summer wildflowers dot the landscape. Nearby Attractions Island Park Reservoir and Henry's Lake are nearby, both offer boating, water skiing, fishing, kayaking and canoeing. Numerous additional small lakes and streams are scattered throughout Island Park.

Yellowstone and Grand Teton National Parks are within a short drive, offering additional hiking and fishing, as well as outstanding scenery.

Macks Inn is 4.5 miles west. This full-service facility offers boat rentals, rafting, shuttle service, gas, groceries, showers and laundry facilities.

Directions, from the listing

From West Yellowstone, Montana, travel 22 miles south on Highway 20 to Mack's Inn. Turn east on Big Springs Loop Road and travel 2 miles to the warming hut access road. Turn south into the warming hut parking area.

Nearest federal campgrounds

FSU.S. Forest ServiceFlat Rock (Idaho)
2 mi straight-line · ISLAND PARK Idaho
FSU.S. Forest ServiceBig Springs Grp. Area - Island Park
2 mi straight-line · ISLAND PARK Idaho
FSU.S. Forest ServiceUpper Coffee Pot
3 mi straight-line · ISLAND PARK Idaho
FSU.S. Forest ServiceMcCrea Bridge
5 mi straight-line · ISLAND PARK Idaho
FSU.S. Forest ServiceBuffalo (Idaho)
5 mi straight-line · ISLAND PARK Idaho

Trip Card — Big Springs Warming Hut

ISLAND PARK · Idaho · Caribou-Targhee National Forest

AgencyFS · U.S. Forest Service
LocationISLAND PARK · Idaho · Caribou-Targhee National Forest
FeesNot reported in the federal data
Getting a siteReservable
HookupsElectric at 1
Max RVUp to 500 ft
Months openNot in federal data
Sites1 sites

Book: recreation.gov/camping/campgrounds/233825 · Source: Recreation.gov, pulled November 5, 2026. Facility details come from federal recreation data and may be out of date — this site takes no reservations and shows no live availability; confirm details and book through Recreation.gov or the managing agency.