CampgroundHidden gem
Tongue River Reservoir State Park campgrounds
Decker, Montana
164 sites on a 12-mile reservoir in Montana's quiet southeast.
- Price
- US$4 to US$34 a night, depending on season and amenities
- Booking
- Best to book
- Sites
- 164
Tongue River Reservoir State Park has 164 campsites, 95 reservable and 69 first-come, on a 12-mile reservoir at about 3,468 feet. It has a marina store, two boat ramps and open all year. It is far from the crowds, near the Wyoming line.
Good to know
- Only 11 electric sites open in winter
- Fees US$4 to US$34 a night depending on season
- Best time
- May to September
- Open
- Open year-round
- Getting there
- Paved then gravel county roads from Decker
- Vehicles
- Campervans fine
- Dogs
- Dogs on a lead
Facilities
- Dump station
- Fire pits
- Picnic tables
- Powered sites
- Toilets
- Drinking water
Data: Roadtrip. Things change: check opening times, prices and rules before you go.
Know what the drive costs
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