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Idaho

Island Park Reservoir

No verdict for this water

We won't guess. Here is exactly what we do and don't know.

What we do know

  • Inside Caribou-Targhee National Forest

    2 managing-area boundaries mapped — agency alerts for them feed this page automatically.

    Boundary data

What's missing

  • No access route mapped

    We don't yet know which road reaches this trailhead, so we can't tell you if it's gated.

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Why you'll love it

Reservoir
Public access

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Island Park Reservoir

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Directions & GPX

About this water

This lake is formed from the Henry's Fork of the Snake River. It is a beautiful lake surrounded by lodgepole pine trees, with fantastic fishing, and located only about 60 miles north of Rexburg. This large reservoir is popular for boating, fishing and water skiing. Visitors may drive across the top of the dam for scenic views of the Centennial Mountains and Box Canyon.Island Park Reservoir's body of water covers 8,400 acres. Boat ramps/docks are located at Buttermilk Campground, Island Park, Lakeside Lodge, McCrea Bridge Campground, Mill Creek and the West end. Camping is also available at Buttermilk, McCrea Bridge, Mill Creek and West End.

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Guided trips nearby

Local operatorsoffering guided trips. You book directly with them — Roamze doesn’t take a cut.

Jolley Camper Home

Fishing business nearby (~26 mi away) — hasn't claimed their Roamze page yet

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