Rancho Canada del Oro
Enjoy almost nine miles of trails and a quiet rural landscape in the Santa Cruz Mountain foothills.
Trail Map
Boccardo Corridor
Experience some of the best views in the Valley and over ten miles of trails including the new 1.2 mile Aquila Loop Trail high atop Sierra Road.
Trail Map


In spring, Coyote Ridge is glorious! Our docents will lead hikes during March along the Coyote Ridge for an amazing wildflower display and rare Bay Checkerspot butterflies. Space is limited! For more details and to register for hikes. See you soon on Coyote Ridge!



Updates on Measure Q

Photograph Sierra Vista at Sunset!
Sun., March 29, 2015 7:00 p.m. to 9:00 p.m.

Sunrise at Sierra Vista
Sat., March 14, 2015 6:30 a.m. to 8:00 a.m.

Greenprint button

Nature's Value button

Governance button


Discover Your Open Space in Santa Clara County

Click the video above.

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Putting Nature on the Balance Sheet

By Alison Hawkes
In a world where money talks, as they say, nature has been at a distinct disadvantage. How do you put a price tag on the existence of a species, or the workings of a watershed, or the presence of a forest?


Marc Landgraf Joins Open Space Authority

The Open Space Authority is excited to welcome Marc Landgraf as the new External Affairs Manager. In this role he will develop new public, nonprofit and private funding opportunities and conservation partnerships to support the Authority’s mission of preserving open space lands in Santa Clara County.


Building Bridges

The Coyote Valley Open Space Preserve will open this summer. Our team is building remote bridges with materials flown in by helicopter – avoiding damaging landscape or habitat.


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Public Meetings

Board and Committee Meetings and Agendas

Citizens Advisory Committee Meetings and Agendas