Boulder Cave Day Use Site is closed for reconstruction work. There will be no public access while the day use site is closed. Additional parking spaces, new bathrooms, picnic tables, fire grills, and a new pressurized water system will be installed. The Day Use site will reopen some time in 2015.
From Naches, WA travel west on Highway 12 W for 4.4 miles. Continue straight onto Highway 410 W for 20.9 miles. Turn left toward Forest Road 1704 / Old River Rd. Turn right onto Forest Road 1704 / Old River Rd and travel 1.2 miles.