De La Salle High School is a private Lasallian Catholic school for boys run by the De La Salle Christian Brothers of the San Francisco New Orleans District within the Diocese of Oakland. It is located in Concord, California. The school was founded in 1965.

De La Salle currently enrolls 1,036 students, and roughly 99% of each graduating class goes on to attend a university or college. It is home to the Spartans, the athletic varsity teams of the school, and its school colors are green and silver. The school motto is "Les Hommes De Foi", French for "Men Of Faith," which is based on the order's Latin motto "Signum Fidei".