Bear Brook State Park Campground is remotely located in the park on the shore of Beaver Pond, five miles from the day-use area. Canoe and rowboat rentals, as well as showers and laundry facilities, are available. A camp store offers a selection of camping supplies, ice, wood, and snacks. Located adjacent to the campground is a small beach and swimming area reserved for campers only. Pets are permitted at this campground, but must be leashed and attended at all times.

The 95-site campground includes 93 sites available by reservation only, and 2 for first-come/first-served campers. Although hook-ups are not available, RVs are welcome in sites where they fit.

Organized youth group camping is welcome in the park. Reservations are required.