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Mosquito Flat Reservoir
State Park

Mosquito Flat Reservoir

Challis National Forest · Challis, ID

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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.

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  • Address:Challis, ID
We display cached information from agency feeds. Hours, fees, permits, closures, fire restrictions, and conditions change without notice. Outdoors is not the permitting authority. Confirm current conditions for this campground using the links above before you go — you are responsible for compliance. Last verified by us: Jun 20, 2026. Spot an error in our data?

About

This recreation site has 11 campsites and a day use picnic area along the shore of Mosquito Flat Reservoir near Challis. Nearby, the Yankee Fork Trail (147) provides access to the Frank Church River of No Return Wilderness. Each campsite is equipped with picnic tables and fire rings. The campground accomodates motorhomes and trailers up to 32-foot long. There are vault toilets on site, but no drinking water or garbage services within the site. Fish Your National Forests: This site can be accessed by Passenger Car; Fish available include: Trout; Types of fishing available include: Wade, Shore, Non-motorized boat, Float tube, Fly, Spin, Bait;

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Amenities

Flush Toilets
Picnic Tables
Fire Rings

Pet Policy

Pets allowed on leash

Campground Rules

  • Campfires generally permitted — verify current fire restrictions before lighting

In this park

Trails at Challis National Forest

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Within ~30 miles

Trails near Mosquito Flat Reservoir

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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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