Gateway High School is a public high school in Aurora, Colorado, United States.

It is one of five high schools in Aurora Public Schools, and the school offers a variety of Advanced Placement courses.

Gateway's student newspaper is The Gateway Medallion and the yearbook is The Olympiad.

Percussion: Softball: The demographic breakdown of the 1438 students enrolled in 2020–2021 was as follows:[1] 54.3% of the students were male, and 45.7% were female.

71.2% of the students were eligible for free or reduced lunch.