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...
Walnut Creek Centennial Presents: Wildflower & Nature Walks! Click here for more information!
2014 Spring Newsletter Now Available!
NEW Nursery Volunteer Group Starting April 18th!
New Volunteer Coordinator: Karl Snover!
Every Tuesday Morning - 9am to 12pm - WCOSF Tuesday Group meets to complete various activities in the Open Spaces
Sunday April 13th - 9am to 12pm - Centennial Wildflower & Nature Hike in Acalanes Ridge
Saturday April 19th - 9am to 12pm - Sutherland Entrance Restoration in Shell Ridge
Sunday April 20th - 9am to 12pm - Centennial Wildflower & Nature Hike in Lime Ridge
Saturday April 26th - 9am to 12pm - Indian Valley Pond Restoration in Shell Ridge