Addison Trail High School

Addison Trail High School (ATHS) is a public four-year high school in DuPage County, located approximately half a mile east of Interstate 355 at the intersection of Army Trail Road and Lombard Road in Addison, Illinois, a western suburb of Chicago, Illinois, in the United States. It is part of DuPage High School District 88 (originally Addison District #4), which also includes Willowbrook High School. Addison Trail draws its students from Addison and unincorporated areas adjacent to Lombard and Wood Dale.

Addison Trail has roughly 1,939 students in the grades 9-12, and have 182 teachers staffed in the school year of 2015-2016. Addison Trail is ranked as the 472nd best high school in Illinois.