Los Encinos State Historic Park is a state park unit of California, United States, preserving buildings of Rancho Los Encinos. The park is located near the corner of Balboa and Ventura Boulevards in Encino, California, in the San Fernando Valley. The rancho includes the original nine-room de la Ossa Adobe, the two-story limestone Garnier building, a blacksmith shop, a natural spring, and a pond.