| Facilities: Boulder Basin Campground provides restrooms, fire rings, and tables. Best Time To Visit: Boulder Basin Campground is open from May 15 to October 27. Fees: A fee is charged. Accessibility: Unknown Rules: Keep fire under control, keep campground clean, and the maximum amount of stay is 14 days. Directions: To reach Boulder Basin Campground take Highway 243 to Black Mountain Road (4S01) for 6 miles to campground. Map: Click here for a map to Boulder Basin Campground Reservations: Boulder Basin Campground accepts reservations. Reserve your campsite at Boulder Basin Campground |