More than just a beach, San Onofre offers a variety of outdoor recreational activities.  Scenic hiking and mountain biking trails are found in the back country.  Bicycle along the coast on old abandoned Hwy 101.  A nature trail, a natural preserve including a lagoon and several campgrounds are located within the park.  This is home to a number of birds and other wildlife including eleven endangered species. 

Warning: Rattlesnakes are found in this area, use caution. See tips & rattlesnake photo on our Safety Page.

San Onofre State Beach San Onofre Bluffs Campground San Onofre Bluffs Beach and Campground	San Onofre State Beach Trestles San Mateo Campground, Creek & Trestles Beach	San Onofre State Beach San Mateo Creek Campground San Mateo Campground	Panhe Trail Trail to Trestles Beach Winter Photos of the trail from San Mateo Creek to Trestles Beach, also known as Panhe Trail.
Spring Wildflowers San Mateo Creek Natural Preserve San Mateo Creek Natural Preserve	San Mateo Creek, San Onofre State Beach Trail from San Mateo Campground to Trestles Beach Panhe Trail from San Mateo Campground to Trestles, spring photos	San Onofre Trails View from Pocket Mouse Hill Trail, looking toward San Mateo Campground San Onofre backcountry trails	San Onofre State Beach Trestles Trestles Beach & Lagoon Photos Also see "California Beach Photos" page.

San Mateo Creek Natural Preserve San Mateo Creek Lagoon, Trestles Beach

Trestles Beach Trestles Beach & Lagoon

San Onofre Wildlife List of the 11 endangered species found in this area, links to other sites with photos and facts  for all 11 species.

San O Rattlesnake -- Tread Lightly! Photo taken in San Mateo Campground weekend of June 24th. Photo by Phil Culshaw.