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Old St. Hilary’s Open Space Preserve

Park managed by: Marin County Open Space District

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by Transit & Trails


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Wildlife Sightings

by iNaturalist



At this Park


124 acre Park managed by: Marin County Open Space District

Million dollar views and spring wildflower displays attract visitors to this small preserve in Tiburon that was only recently saved from development.

Here, on the small patch of protected land surrounding Old St. Hilary’s Church and the slope directly below is the only place to find the dark petaled Tiburon jewelflower. 

Official Park Page
Tiburon's Wildflower Wonder

by Bay Nature

Hike by Jocelyn Knight, originally published in the April 2011 issue of Bay Nature magazine The hike to the summit of these rolling, grassy camelbacks reveals unmatched panoramic views, sweeping from the Golden Gate Bridge to San Francisco, Angel Island, the East Bay, Vallejo, and Mount Tamalpais. The hollows and seasonal creeks on the hills' […]

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