United High School is a public high school located in the northern portion of Laredo, Texas, United States, and is a part of the United Independent School District. A new campus opened on August 24, 2009, for the 2009-2010 school year to alleviate overcrowding at the old campus. Freshman students have been placed in a new campus right next to the main campus. It is the most populated school in Laredo.
Communities within the United High boundary include portions of Laredo and the following census-designated places:
Feeder middle schools include Elias Herrera Middle School, George Washington Middle School, and the newly established Juan Ramirez Middle School.
United High School also houses the United Engineering & Technology Magnet, which has a robotics program.
The school was built to contain civil defense facilities. United High School was the subject of a 1965 propaganda film issued by the Office of Civil Defense, "The Protected School".