Camping Area 3 in Castle Provincial Park comprises designated sites 3A and 3B located on the west side of Castle Falls Road. These centrally positioned camping areas offer large sites capable of accommodating multiple camping units, featuring steel ring fire pits and outhouses. The location provides access to nearby hiking trails and proximity to Castle Falls Campground and Day Use Area. Operating from May 1 to November 29 on a first-come, first-served basis, free permits are required and available at self-registration kiosks, with stays permitted for up to sixteen consecutive nights.