115 Acres Riverfront Property for Sale in Castle Rock, WA Discover this stunning 115-acre property in Castle Rock, WA. Featuring 4/10 mile of riverfront access on the Cowlitz River, a duck hunting pond, frequent elk sightings, and valuable surface water rights. The land is planted with spring wheat and includes a 40x80 shop for equipment storage. With three separate tax lots and development potential, the possibilities are endless. Close to Mount St. Helens Visitor Center and Seaquest State Park, and just 5 miles from downtown Castle Rock. Owner carry financing available. Don?t miss this unique opportunity!