The 12-mile long reservoir is situated among scenic red shale, juniper canyons, and the open prairies of southeastern Montana. The park is loved by Montana and Wyoming anglers, campers, and boaters. Water sports are popular here and the park boasts excellent fishing as four state record fish have been pulled from its waters.
40 campsites are paved and have electrical hookups (30 and 50 amps).
A small store and marina is open 6 days per week from May through September.
Tongue River Reservoir State Park is located on Tongue River Reservoir
6 miles north of Decker on Secondary 314, then 1 mile east on county road.
Maximum stay of 14 days allowed.
Combined Length of unit is 50ft.