For all your Bass Lake camping needs visit www.recreation.gov or call 1-877-444-6777 for reservations.
There are a number of campgrounds at Bass Lake (elevation 3,500 feet)
In addition to the campground, there are several day use/picnic areas at Bass Lake:
Recreation Point, Denver Church, Little Denver Church, Pine Slope, The Falls, Lakeside, Pine Point, Willow Cove and Rocky Point.
https://camprrm.com/parks/california/sierra-north/