USFS · Campground · Free
Coulter Campground offers 5boat-in campsites on the east side of Upper Holter Lake and adjacent to the Gates of the Mountains Wilderness. Approximately 1 mile north is a large day-use area (Meriwether Picnic Site) with wilderness access and boat docks. A scenic river trail provides access between the campground and picnic site. The campground, located within a scenic river canyon, provides excellent opportunities for wildlife viewing. Fish Your National Forests: Fish available include: Trout, Walleye; Types of fishing available include: Shore, Motorized boat, Spin, Bait;
From the USFS.
Yes. Coulter Campground is free to use. It is managed by the USFS.
The season on record runs May 20 to October 1. Dates move with weather and with the managing office, so check before a shoulder-season trip.
Located on I-15 north from Helena to the Gates of the Mountains or Wolf Creek exits. Boat access only from the Gates of the Mountains Boat Club or the Holter Dam area.
No other services within 50 mi on the record.
SourceData from the USFS. Last synced September 18, 2026. Community reports and photos are submitted by travelers and are not verified by the agency.