College Park High School is a public high school located in Pleasant Hill, California, United States, adjacent to Valley View Middle School and Diablo Valley College. It is part of the Mount Diablo Unified School District (MDUSD) and serves most of Pleasant Hill, a portion of Concord, a portion of Martinez, and all of Pacheco. CPHS was honored as a 2013 California Distinguished School by the California Department of Education.

Pleasant Hill is a city in Contra Costa County, California, United States, in the East Bay of the San Francisco Bay Area. The population was 34,613 at the 2020 census. It was incorporated in 1961. Pleasant Hill is the home of College Park High School, Diablo Valley College, the Pleasant Hill Library of the Contra Costa County Library system, and the Pleasant Hill Recreation & Park District.