Rainbow Falls State Park is a 129-acre camping park on the Chehalis River. A variety of campsites and a tranquil river setting make this a popular overnight stay for hikers, cyclists and horseback riders tackling the Willapa Hills Trail.
This park has 40 standard campsites, eight partial hookup sites, three hiker/biker sites and two equestrian sites. Maximum site length is 60 feet (limited availability). One group camp is available and has 14 camping units and can accommodate up to 60 people. A dump station, three restrooms and two token-operated showers are located nearby. You can buy tokens from the machine at the park entrance station.