Pee Wee South is the largest campground within Tongue River Reservoir State Park, situated at the southern end of the reservoir near Decker, Montana. The campground offers 54 sites at an elevation of approximately 3,432 feet, with 41 sites featuring electric hookups (30/50 amp). Twenty-two sites are positioned along the waterfront. The park features vault toilets, central water (available May through September), and a dump station during peak season. Reservations are accepted for peak season (third Friday of May through third Sunday of September); remaining sites operate on a first-come, first-served basis. Visitors can access the reservoir for fishing, swimming, and boating. Maximum stay is 7 nights within any 30-day period.
Non-electric campsites
Electric hookup campsites
Open Apr through Sep
Official Montana FWP page for Tongue River Reservoir State Park, listing camping fees, facilities, reservations, and contact information.
CampgroundTour strives to provide accurate campground information but cannot guarantee its completeness or accuracy. Information is subject to change — please confirm details with the agency managing this facility before booking or making travel decisions. See our Terms of Use.
Pee Wee South is the largest campground within Tongue River Reservoir State Park, situated at the southern end of the reservoir near Decker, Montana. The campground offers 54 sites at an elevation of approximately 3,432 feet, with 41 sites featuring electric hookups (30/50 amp). Twenty-two sites are positioned along the waterfront. The park features vault toilets, central water (available May through September), and a dump station during peak season. Reservations are accepted for peak season (third Friday of May through third Sunday of September); remaining sites operate on a first-come, first-served basis. Visitors can access the reservoir for fishing, swimming, and boating. Maximum stay is 7 nights within any 30-day period.
Non-electric campsites
Electric hookup campsites
Open Apr through Sep
Official Montana FWP page for Tongue River Reservoir State Park, listing camping fees, facilities, reservations, and contact information.
CampgroundTour strives to provide accurate campground information but cannot guarantee its completeness or accuracy. Information is subject to change — please confirm details with the agency managing this facility before booking or making travel decisions. See our Terms of Use.