Chino Hills State Park
(951) 780-6222, 4721 Sapphire Rd., Chino Hills
Chino Hills State Park is a premier natural open-space area in the hills of Santa Ana Canyon near Corona and the City of Chino Hills. It is a critical link in the Puente-Chino Hills biological corridor. Its 12,452 acres encompass stands of oaks, sycamores and rolling, grassy hills that stretch nearly 31 miles, from the Santa Ana Mountains to the Whittier Hills.