Martinez built a hacienda in Pinole Valley at the present side of Pinole Valley Park .
In 1823 , Ygnacio Martinez , commandant of the Presidio of San Francisco , received a land grant of Rancho El Pinole from the Mexican government .
commandant built a hacienda in Pinole Valley at the present side of Pinole Valley Park .
In 1823 , Ygnacio Martinez , commandant of the Presidio of San Francisco , received a land grant of Rancho El Pinole from the Mexican government .