The school mascots are the Longhorns and the official colors are orange and black, similar to that of the University of Texas at Austin.

However, overcrowding problems at the Beamer campus and the rapidly growing population in the South Belt area led city officials and voters to pass a $199.05 million bond in February 2000.

[4] In 2014, PISD announced plans to create a 9th grade center in order to reduce overcrowding at Dobie High.

[7] The Dobie Ninth Grade campus opened its doors on January 9, 2018 and a dedication ceremony was held on December 6, 2018.

[12] In 2011 Dobie High School had a standardized dress code and students are required to wear identification badges above the waist on a lanyard on campus.