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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...

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JOIN THE 2014-2015 BOARD OF DIRECTORS!

2014 Summer Newsletter Now Available!

Help WCOSF at Community Service Day

Updated Weekend Schedule Announced through April 2014

CONGRATULATIONS to our Student Volunteer of the Year Recipients!

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

Saturday August 30th - 9am to 12pm - Sutherland Entrance Restoration in Shell Ridge

Saturday September 6th - 10am to 3pm - Contra Costa Master Gardeners Sustainability Fair

Saturday September 13 - 9am to 12pm - Sutherland Entrance Restoration in Shell Ridge

Saturday September 27 - 9am to 1pm - Community Service Day in Shell Ridge