WELCOME!

Shell Ridge Open Space
California Poppies in the Spring
Open Space Bluebird family
The elusive bobcat!
Volunteers have all the fun!
Open Space bush rabbit
Mount Diablo Sunflower in Lime Ridge
Indian Valley in Shell Ridge
Monarch Butterfly
Quail in the Open Space

The Walnut Creek Open Space Foundation works to preserve and enhance Walnut Creek's 2700 acres of open space and to educate area residents so that they can enjoy this wonderful resource. Learn more...

New WCOSF website design! Tell us what you think website@wcosf.org

Local Girl Scout to build bat houses in Shell Ridge - Information coming soon!

WCOSF receives 2 awards from the Action For Beauty Council

New Weekend Volunteer Group Started!

New Open Space on Acalanes Ridge

Every Tuesday Morning - 9am to 12pm - WCOSF Tuesday Group meets to complete various activities in the Open Spaces

May 25, 2013 - 9am to 12pm - Habitat Restoration at Indian Valley Pond

June 8, 2013 - Heritage Day at Borges Ranch - Information coming soon!