Julian Camping Guide: William Heise Park Has Cabins, Nearly 11 Miles of Trails and a $5 Day-Use Parking Fee

JULIAN — November 2, 2026. William Heise County Park near Julian encompasses 929 acres of mountain forest with trails, tent campsites, RV areas and cabins managed by San Diego County.

Day visits

The county gives day-use hours from 9:30 a.m. until sunset, and lists a $5 day-use parking charge. The park is about 4,200 feet above sea level, where snow and icy roads can affect winter access.

Overnight options

The county’s January 2026 fee schedule lists $33 for a tent-only campground site, $36 for a non-hookup campsite and $70 for a William Heise cabin per night. Occupancy limits and taxes or additional vehicle fees may apply.

What to bring

The campground brochure warns that wilderness cabins do not supply mattresses or bedding. Hikers should check trail closures, wear suitable footwear and ask about wildlife regulations and campfire restrictions before their visit.

Official sources

San Diego County Parks — William Heise; 2026 San Diego County Park Fees.

California58 local reporting. Confirm current program and public-service details before visiting.

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