Illahee State Park is a 75-acre marine campground with 1,785 feet of saltwater frontage on Port Orchard Bay offering 25 campsites (including 2 full-hookup sites), a one-lane boat launch, 356 feet of moorage dock, and 5 moorage buoys for boaters.

The park features excellent amenities for paddlers and anglers including a pier, restrooms with hot showers, dump station, and 1. 9 miles of hiking trails, plus opportunities for fishing, crabbing, kayaking, and scuba diving.

Reservations are available May 15-September 15 and year-round camping is permitted; note that moorage stays are limited to three consecutive nights and boats larger than 45 feet cannot use buoys.