Brockton High School the Boxers, which is a reference to the storied boxing history of the city, and also a tribute to hall-of-fame boxers Rocky Marciano and Marvin Hagler, who are both from Brockton and alumni of Brockton High School. When Brockton High was established, it could house only 125 students. As the population of Brockton grew, there was increasing demand for a larger building. In 1906, a new high school was constructed, consisting of an "A" building and a "B" building. By the 1960s, student numbers exceeded capacity, causing split sessions; upper classmen and sophomores attended school at different times of the
Brockton High School to passing at Brockton High than at any other school in Massachusetts. In 2005, 98% of the senior class (850 students) graduated. In 2008 78% of the graduating senior class planned to pursue a college degree. In 2006, Brockton High School was a recipient of the National School Change Award. Brockton High School was one of 7 schools in the United States to receive this award. Out of the seven schools, there were only two high schools. In 2008, Brockton students had a higher level of improvement on the English MCAS than 90% of the Massachusetts high schools. By 2010