Campground · MT
RATTIN CAMPGROUND
MT · Custer Gallatin National Forest
RATTIN CAMPGROUND is generally plan ahead to book. Across the 5 months we have reservation data for, difficulty peaks in May (5/10) and eases to its lowest in September (2/10). The heat strip below breaks down every month — pick one for its full odds, lead-time chart, and easier nearby alternatives.
Booking difficulty by month
Midweek tip: in the busiest month (May), arrivals are lightest on Sunday — shift your dates to improve your odds.
When reservations open
Booking window
Reservations open on a rolling 6-month window at 7:00 AM America/New York.
For example, sites for April 15, 2027 become bookable on October 15, 2026. Set a reminder a few minutes before release for the best shot.
Standard Recreation.gov 6-month rolling window: sites become bookable 6 months before arrival at 7:00 AM ET.
Sites & amenities
- 3 tent-only sites
- 7 RV sites
- Max RV length 30 ft
Activities: HIKING, FISHING, BIKING, HOTEL/LODGE/RESORT PRIVATELY OWNED, NON-MOTORIZED BOATING, OFF ROAD VEHICLE TRAILS, SCENIC DRIVE, WILDLIFE VIEWING
How much does it cost to camp at Rattin Campground?
The first vehicle is included in the basic fee; A second will be charged an extra $10 fee and collected at the campground, if your site will accomodate it. Firewood bundles can be purchased from the campground host.
Fee details as listed on Recreation.gov. Rates and passes change by season, so confirm the current price on Recreation.gov before you book.