Gates Chili High School is a secondary school in the Gates Chili Central School District in Gates, New York. It opened in September 1958. As of October 2023, the current principal is Thomas Hammel (interim).

Gates Chili High School has a science wing, with an aquatics laboratory and botany study areas, an art and graphic arts wing for the study of classic art as well as technology applications for print and video, a 9,000-square-foot (840 m²) library, a career and counseling center and a field house with a 22,000-square-foot (2,000 m²) gymnasium, fitness center, swimming pool and an indoor track.