According to the State of California Department of Parks & Recreation: Below you will find a list of the fully closed state parks and beaches to date. Please note, that there is no public access at these public outdoor spaces. All beaches, trails and restrooms within these parks are closed. Additionally, there are no parking facilities for visitors, including for off-highway vehicles and recreational boats.
Sonoma County
Armstrong Redwoods SNR
Austin Creek SRA
Fort Ross SHP
Kruse Rhododendron SNR
Petaluma Adobe SHP
Salt Point SP
Sonoma Coast SP (and associated sub-units)
Sonoma State Historic Park