< Dark parks in CA
Harry A. Merlo State Recreation Area
Harry A. Merlo State Recreation Area is a recognized dark sky location in California for stargazing and astronomy activities.
Bortle class
Harry A. Merlo State Recreation Area is rated Bortle Class 2.
Type
As a U.S. state recreation area (SRA), dispersed camping, also known as boondocking, is permitted away from car/RV campsites. This allows you to find even darker skies. A permit may be required.
For more info, see their website. See also all dark sky places in CA.