Pine Flats Campground is nestled along the Entiat River approximately 25 miles north of Entiat and sits at an elevation of about 1,600 feet in a scenic area surrounded by ponderosa pines and Douglas firs. The Lower Mad River trail begins from the campground and is a popular hiking and mountain biking trail, with outstanding spring wildflowers and fall foliage. The campground has 6 individual campsites (first come first serve) and one group campsite (reservable) each with a picnic table and fire ring, and it includes amenities like vault toilets and potable water (during core months). Trailers up to 28 feet in length are allowed at both the individual and group sites. The campground is open seasonally from late April through late October.
The Lower Mad River Trailhead is in the Pine Flats Campground and provides access to the Lower Mad River Trail, a 15 mile trail along the Mad River replete with springtime wildflowers and fall foliage. The popular Silver Falls trail is 23 miles away, and there are numerous other trails located nearby in the Entiat Valley.