Pinole Valley High School is a high school in Pinole, California, United States, in Contra Costa County. First opened in 1967, the school is part of the West Contra Costa Unified School District. Pinole Valley High serves grades 9–12, and has approximately 1,200 students from Pinole, northwest Richmond and the unincorporated communities of Bayview, Montalvin Manor and Tara Hills. The school is noted for its girls' basketball team. Coach Dan O'Shea was named "Coach of the Year" in May 2006 by the Oakland Tribune.