Campground · Fee not listed




- Near Fort Smith, Montana - Open All Year - 22 RV and tent sites are located on the south shore of Afterbay lake - All sites have fire rings and picnic tables - Composting vault toilets - All sites are back in (not pull through) - All sites have electric and water - RV dump station available across the road near the Headquarters building
From the managing agency.
We do not have a fee on record for Afterbay Campground. Confirm the cost locally before you go.
Afterbay Campground has 22 sites on record. 22 sites are reservable and 0 are first come.
Take 313 through the town of Fort Smith, MT and follow the brown and white sign to Afterbay Campground. It will be on the right side of 313 just past the NPS Headquarters building.
For the most recent weather forecast please look up Fort Smith, MT.
1. Overnight stays/camping in park is only allowed in established sites 2. Check-out is 12:00 pm 3. Quiet hours from 10:00 pm to 6:00 am; idling of motor vehicles is prohibited during quiet hours 4. Generators permitted from 8 am to 8 pm 5. Campsite occupancy may not exceed 14 cumulative days within a 28-day period 6. Collection of firewood is prohibited within the park 7. No attaching or tying items to trees 8. Pets must be leashed at all times and may not be left unattended
SourceSource data is agency published. Last synced September 18, 2026. Community reports and photos are submitted by travelers and are not verified by the agency.