A gray 4x4 Sprinter with a roof rack on a two-track through a wildflower meadow, cloud sitting on the mountains behind.

Forest Service campground

Riverside

Forest Service campground in Caribou-Targhee National Forest, Fremont County, Idaho. About 6,200 feet. 12.1 miles from Warm River.

Managed by
Forest Service Caribou-Targhee National Forest
Elevation
About 6,200 ft As the Forest Service states
Sites
35 34 standard non-electric, 1 group standard non-electric
Longest rig
40 ft The longest vehicle any site is listed for
Hookups
None listed
Reservations
Recreation.gov

Overview

Riverside Campground is on the banks of the Henry's Fork of the Snake River, just 15 miles north of Ashton, Idaho. Beautiful Island Park is nearby, where visitors enjoy boating, fishing and exploring local trails.

Please click here for further information about the facility and recreation opportunities in the area.

Recreation

Henry's Fork has great fly-fishing for rainbow and brook trout. Tubing, canoeing, kayaking and rafting are also popular activities on the river.

Facilities

The campground offers one group site that can accommodate up to 40 people. Several single family sites are also available, each equipped with a picnic table, campfire ring and grill.

Vault toilets, drinking water and trash collection are provided but there is no electricity. Firewood is available for purchase from the host. Gas and groceries are 8 miles away.

Natural Features

The campground is situated along the Henry's Fork at an elevation of 6,200 feet. Lodgepole pines provide partial shade and aspens dot the landscape. Summer wildflowers are abundant. A variety of wildlife, including moose and deer, is frequently spotted throughout the area.

Nearby Attractions

Island Park has outdoor activities for visitors of all ages. Hundreds of miles of hiking, biking, horseback riding and ATV trails crisscross the area. Island Park Reservoir and Henry's Lake are nearby, with boat ramps, fish cleaning stations, boating, water skiing and fishing.

Yellowstone and Grand Teton National Parks are close enough for a day trip. Both parks offer hiking and fishing in breathtaking natural settings.

The description, directions and fees are the Forest Service’s own words, from its record on Recreation.gov.

What people do here

  • camping
  • fishing
  • wildlife viewing

The land around Riverside

The ringed pin is this campground; the others are its nearest neighbours. Switch on forest roads or BLM routes to see the way in.

Interactive map. Drag to pan, scroll or pinch to zoom, and select any point to see which agency manages the land. Arrow keys pan and the plus and minus keys zoom when the map has focus. A list of every state with its share of federal land is on the Explore page.

Map layers

Layers
Base map
Legend

Federal land, by managing agency

  • Bureau of Land Management (BLM)
  • US Forest Service (USFS)
  • National Park Service (NPS)
  • US Fish and Wildlife (USFW)
  • Bureau of Reclamation (USBR)
  • Department Of Defense (DOD)
  • Bureau of Indian Affairs (BIA)
  • Other Federal
  • State
  • Local
  • Alaska Native Lands (Patented or Interim Conveyed)
  • Alaska Native Allotment

Federal campgrounds, by agency

  • Forest Service
  • Bureau of Land Management
  • National Park Service
  • Army Corps of Engineers
  • Reclamation, Fish and Wildlife and others

State and local land (USGS PAD-US)

  • State land
  • County and city land
  • Regional agency or district
  • Land trust or conservancy

Gaps with no tint inside public land are private parcels, often old mining claims and homesteads. They are not open to the public.

Dashed clay lines on the base map are unpaved tracks from OpenStreetMap. They show what exists on the ground, not what is legal to drive.

Select any point to see who manages the land.

Boundaries are approximate and land status changes. This map is a planning aid, not a survey or a statement of access. Confirm routes, closures and camping rules with the managing office.

Source: Recreation Information Database (Recreation.gov), record updated February 25, 2026. Elevation from the USGS 3D Elevation Program. Seasons, fees, water and fire rules change; the managing office has the final word.