Porcupine Campground (wy) is a national park campground at Bighorn National Forest in Big Horn County, Montana. Reservations are managed through Recreation.gov. Instead of refreshing Recreation.gov, let Campsite Tonight watch for cancellations and automatically drop an open site into your cart the instant one frees up.
Porcupine Campground (wy) is in very high demand — sites here routinely sell out well in advance. Cancellations are often the best way in, which is exactly what Campsite Tonight watches for.
The campground accommodates RVs and trailers up to 120 ft. Campers rate it 4.6/5 across 25 reviews.
Other campgrounds at Bighorn National Forest include Bald Mountain Campground, North Tongue, Burgess Junction Visitor Center, Pine Island Group Area and Prune Creek.
Total reservations in June — 2023: 107 · 2024: 83 · 2025: 78
Address
Bozeman, Montana
Coordinates
44.8308, -107.8583
Very high demand - sites typically fill up immediately when the booking window opens. Plan to book the moment reservations open.

Bighorn National Forest

Bighorn National Forest

Bighorn National Forest

Bighorn National Forest

Bighorn National Forest

Bighorn National Forest
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