Adventure Pass ($5/day or $30/year), or Annual Interagency Pass, Senior Interagency Pass, or Interagency Access Pass.
From USDA Forest Service, which is not always current. The operator's own page is the authority on what you will be charged.
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Common questions about Halfmoon Campground
Can you reserve a site at Halfmoon Campground?
No. Halfmoon Campground is not reservable through Recreation.gov, so sites are first-come, first-served or booked elsewhere.
Also listed by
Halfmoon Campground also appears in other federal recreation data. Facts below are matched by name and location, not confirmed by Halfmoon Campground's operator.
USDA Forest Service — data as of Aug 24, 2026
Adventure Pass ($5/day or $30/year), or Annual Interagency Pass, Senior Interagency Pass, or Interagency Access Pass.
Restrictions:
No vehicle travel in Piru Creek, except on Piru Creek Trail.
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