Tustin High School is a public high school located in Tustin, California, United States. The school's mascot is the Tiller. Tustin High is a part of Tustin Unified School District and was originally established in 1921 as Tustin Union High School.Tustin High School is a California Distinguished School. In 2015, it was recognized as a California Gold Ribbon School, an award given to top high schools in the state for its academic success, positive school environment, and innovative learning centers. It has been recognized by Newsweek magazine seven years in a row as one of the top 600 public high schools in the United States.HistoryFounded in 1921 as Tustin Union High School because it served five elementary districts, Tustin High School was a stately two-story structure surrounded by miles of orange groves and other agri-businesses, thus the school's nickname was the "Tustin Tillers". Tustin High School is the oldest school in the district, with the second oldest having been built in 1963. The original layout of the school included a neoclassic building with a 1,000 seat auditorium, outdoor Greek theater, domestic science department, mechanical and manual training departments, athletic field and gymnasium . In 1927, a new wing was added, and then a large gymnasium and swimming pool.The football stadium and 440 track were constructed in the mid-1940s. The stadium and field were later named Northrup Field after Orville Northrup, who taught woodshop and physical education, and served as Principal of Tustin Union High School from 1941 to 1962.