Astoria High School, or AHS, is a public four-year high school located at 402 North Jefferson Street in Astoria, Illinois, a village in Fulton County, Illinois, in the Midwestern United States. AHS is part of [Astoria Community Unit School District 1], which serves the community of Astoria, and includes grades kindergarten through twelfth grade in one building. The campus is located 30 miles southwest of Canton, Illinois, and serves a mixed village and rural residential community.