CUUSD is a suburban school district with 12 schools. For the 2026-2027 school year, classes begin August 19 and end June 9. Campbell Union School District, established in 1921, serves preschool through 8th grade students across Campbell, Los Gatos, San Jose, Santa Clara, and Saratoga. This calendar includes 2 professional development days, 3 early-release or half days — useful to know when planning childcare. Standardized testing windows: Standardized Testing Window (April 19–May 21).
Also known as CUUSD.