Millersylvania State Park is an 842-acre camping park with 3,300 feet of freshwater shoreline on Deep Lake. The park has two swimming beaches, miles of forested hiking and biking trails, boat launches, non-motorized watercraft rentals (kayaks, paddleboards, pedal boats) and abundant fishing. The state capital is a few miles north of the park.
Source: wa_state_parks · last verified 2026-05-19