California State Library Park Pass
In partnership with the California State Library and State Parks, the Sonoma County Public Law Library is offering vehicle day-use passes for free access to over 200 participating state parks. The California State Library Parks Pass is valid for entry of one passenger vehicle with capacity of nine people or less, or one highway licensed motorcycle.
Call the Law Library at (707) 565-2668 for more information
or e-mail to request your Park Pass Here
To view an interactive map of the participating parks click here
To check out the FAQ page on the CA State Park website click here