Donate or Join Today!

Your financial support is necessary to support our beautiful parks! We rely on our donors to help fund important park programs and essential infrastructure improvements, which ultimately allow us to provide a better experience for visitors. In the past, these donations have even helped prevent permanent closure of the parks!
Please see our Current or Historical Projects pages to learn more about projects we have supported.

To donate, click the “Donate” button, located at the top of the page.

Donations can also be sent via mail to:
Portola and Castle Rock Foundation
59 Washington Street #107, Santa Clara CA 95050

Questions? Email us at [email protected]

Membership Benefits

Membership Benefits Include:
– Free hiking and climbing maps for both parks
– A 20% discount at the Portola Redwoods Visitor Center Store
– Free docent led hikes and special events
– Invitation to our annual membership appreciation event. Join at the individual or family level to enjoy these benefits. Other premium membership tiers help provide the parks with greater annual contributions

Membership Type Payment Options
$35.00 – Individual

$60.00 – Family

$100.00 – Contributing

$180.00 – Sustaining

$500.00 – Benefactor

$1,000.00 – Patron