Covina High School, commonly known as Covina High or CHS to the students, is a public high school located in Covina, California. Covina High School is one of three comprehensive high schools within the Covina-Valley Unified School District. Established in 1897, Covina High is the first and oldest high school in the school district and is accredited by Western Association of Schools and Colleges. There were approximately 1,650 students enrolled for the 2010–11 school year.