Diamond Bar High School (DBHS) is a public high school located in Diamond Bar, California, as part of the Walnut Valley Unified School District. Diamond Bar High School's mascot is the Brahma, and the school colors are purple and gold. Diamond Bar High School students participate in programs such as Advanced Placement (AP) and International Baccalaureate (IB). During the school year, DBHS received an Academic Performance Index of 870, and 97% of students passed the California High School Exit Exam in 2008-2009. The Brahma Athletic teams will compete in the Palomares League of the CIF Southern Section in 2014–15. History Diamond Bar High School was founded in 1982 and was the growing city's first high school. Diamond Bar High School is part of the Walnut Valley Unified School District, which was established in 1970. Diamond Bar High's first students were residents that lived in south Diamond Bar (specifically residents that lived south of Diamond Bar's Grand Avenue). It is a dividing line that still exists today. Prior to the opening of DBHS, the area's students were bused from Diamond Bar to Walnut High School. Some of the teachers came from Suzanne Middle School, Chaparral Middle School and Walnut High School. The first principal of the school was Walt Holmes, who came to DBHS from North Monterey County High School in Castroville, California, where he also served as principal. Academic programs Diamond Bar High School has a relatively rigorous and competitive atmosphere for a public high school. It is ranked 219 on the US News's Best High Schools in the nation and ranked 39 on the best California high schools. Pathways Communications Academy Pathways is an alternate program offered to students. The program offers different courses and class schedules. The curriculum includes a broad range of college preparatory courses and work experience classes. Brahma Tech Academy Brahma Tech is a curriculum-driven academic diploma program with an emphasis on the relevance and application of STEM - science, technology, engineering, and mathematics in today's workplace. The goal of Brahma Tech is to address the need for a stronger and more specific STEM education by equipping students with a competent set of skills in these critical fields. The Brahma Tech curriculum, spanning four years of high school, consists of an entry-level course called Computer Systems, followed by designated courses in one of four subsidiaries (or "strands") of the student's choice concluding with a 150-hour