Renew Your Membership
We are the nonprofit partner of Mt. Tamalpais State Park. We lead informative hikes, answer questions and sell things at the visitor’s center, staff the “Gravity Car Barn,” and generally have a good time.
We have no paid staff — we are a 501c3 (Tax ID = 94-3027663).
Membership Renewal
Thank you for your continued interest in being a part of our family! Please tell us a little bit about your renewal and your desired membership level.