Blue Lake Resort is a family-friendly nudist campground located in the Rock River Valley in northwestern Illinois, about 30 miles northeast of the Quad Cities. The season runs from the first weekend in May through the first weekend in October. The resort maintains clean, well-kept grounds and strives to provide a relaxed, welcoming atmosphere for families of all ages who embrace naturism as part of their lifestyle.

Facilities include a clubhouse with a screened porch and a large sun deck, as well as a snack bar and a whirlpool room. For swimming, there is a clean, chlorinated pond with a sandy beach. The campground also offers two sand volleyball courts and around 20 RV sites with water and electric hookups, along with additional amenities.