Leigh High School is a secondary school located in the West San Jose region of San Jose, California, United States. Opening in September 1962, it was the fifth school established in the Campbell Union High School District. The school has twice been given the California Distinguished School award, in 1999 and 2003. As of 2020, the school's enrollment was 1809 students. The school colors are gold (yellow) and pine green, and its mascot is the Longhorn. The school was named for Hugh Alexander Leigh (1855–1917), a leading local horticulturist.