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Big Springs Grp. Area - Island Park
FSU.S. Forest Service — ISLAND PARK · Idaho · Caribou-Targhee National Forest
| Agency | FSU.S. Forest Service |
|---|---|
| Area | Caribou-Targhee National Forest |
| Location | ISLAND PARK · Idaho · Caribou-Targhee National Forest · 44.49778, -111.25556 · Map |
| Sites | 1 public sites counted from the federal listing — 1 group standard nonelectric |
| Getting a site | Reservable — 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. |
| Hookups | Electric at 0 of 1 sites 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 length | Longest reported site fits 45 ft Sites that fit at least — 25 ft: 1 sites · 30 ft: 1 sites · 35 ft: 1 sites · 40 ft: 1 sites |
| Months open | Not in federal data — the federal listing does not publish a season for this campground. Check the official description below or Recreation.gov. |
| Fees | Not reported — the federal listing carries no fee description for this campground. |
| Check-in / out | In 2:00 PM · Out 12:00 PM (most common in the listing) |
| Accessibility | N |
| Phone | 208-558-7658 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 Group Area 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 fly-fishing streams in the nation. 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 campground provides one accessible group site that can accommodate up to 40 people, with picnic tables, a campfire circle, grill and tent pads. Accessible vault toilets, drinking water and trash collection are provided. 30-amp electricity is available for a fee. Firewood is available for purchase from the host. Roads and parking spurs are gravel. 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 campground is situated in a clearing surrounded by a forest of lodgepole pines. Grasses and summer wildflowers dot the landscape. Nearby Attractions Macks Inn is 4.5 miles west. This full-service facility offers boat rentals, rafting, shuttle service, gas, groceries, showers and laundry facilities.
Island Park Reservoir and Henry's Lake are nearby, both offering 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 hiking and fishing, as well as outstanding scenery.
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 4.5 miles to the campground.
Nearest federal campgrounds
2 mi straight-line · ISLAND PARK IdahoFSU.S. Forest ServiceFlat Rock (Idaho)
4 mi straight-line · ISLAND PARK IdahoFSU.S. Forest ServiceUpper Coffee Pot
5 mi straight-line · ISLAND PARK IdahoFSU.S. Forest ServiceBuffalo (Idaho)
7 mi straight-line · ISLAND PARK IdahoFSU.S. Forest ServiceMcCrea Bridge
8 mi straight-line · ISLAND PARK Idaho
Trip Card — Big Springs Grp. Area - Island Park
ISLAND PARK · Idaho · Caribou-Targhee National Forest
| Agency | FS · U.S. Forest Service |
|---|---|
| Location | ISLAND PARK · Idaho · Caribou-Targhee National Forest |
| Fees | Not reported in the federal data |
| Getting a site | Reservable |
| Hookups | None reported |
| Max RV | Up to 45 ft |
| Months open | Not in federal data |
| Sites | 1 sites |
Book: recreation.gov/camping/campgrounds/234576 · 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.