Diamond BarHigh School

All school campuses in the Walnut Valley Unified School District, including DBHS, will be closed through the remainder of the 2019-20 school year because of the COVID-19 pandemic. We are transitioning to online instruction.

Prom King & Queen Headed To Harvard

Saturday, May 14, Seniors Claudine Cho and Brandon Sim were named Diamond Bar High School' s Queen and King at the 2011 Prom, held at the Aquarium of the Pacific in Long Beach. Both of them will attend Harvard University in the Fall.