Horsethief Gulch Campground is the main developed campground at Spring Valley State Park, featuring 37 campsites with shade ramadas, picnic tables, and fire grills, plus three restroom facilities with showers and potable water.

The campground provides direct access to Eagle Valley Reservoir via a boat launch and is ideal for fishing and boating, with sites ranging from $10-20 per night and a 7-day camping limit per 30-day period.

Located northeast of Pioche on Highway 322, the campground offers excellent amenities including an RV dump station, though cell service is unavailable in the area.