Diamond BarHigh School

All schools in the Walnut Valley Unified School District, including DBHS, are scheduled to be closed through Tuesday, May 5, because of the COVID-19 pandemic

DBHS Ranked Amongst Most Challenging Schools

Diamond Bar High School is among the most academically challenging schools in the nation, according to the annual rankings by the Washington Post.


Our school made the 2017 America’s Most Challenging High Schools, including more than 2,300 public high schools released on May 5, 2017.


Our school was ranked 57th in California and 483th in the United States.