Deltona High School is a public high school located in Deltona, Florida, United States. It is located on Wolf Pack Run, east of Interstate 4 in the city's northwestern corner. In the 2011âÂÂ2012 academic school year, the school enrolled 1,666 students in grades 9âÂÂ12. Deltona High opened on August 29, 1988, as the city's first high school. It was the first high school in Volusia County to be built since Spruce Creek High School in 1975. The school's main "rival," Pine Ridge High School, comes just down Howland Boulevard.