West Leyden High School is a high school in Northlake, Illinois. First opened for enrollment in 1959, the athletic mascot of West Leyden High School was originally the Knights until 1981. At this time, the East and West Leyden High School athletic programs merged to create an athletic team currently known as the Eagles.Together with East Leyden High School in Franklin Park, Illinois, it comprises Leyden High School District 212 of the suburban communities in Franklin Park, Northlake, Rosemont, Schiller Park, River Grove, Melrose Park and unincorporated Leyden Township.AcademicsWest Leyden's class of 2008 had a below average composite ACT score of points below the state average. West Leyden did not make Adequate Yearly Progress on the Prairie State Achievements Examination, which with the ACT comprises the state assessments used to fulfill the federal No Child Left Behind Act. Overall, the school did not achieve AYP in reading or mathematics, while two of its three student subgroups failed to meet expectations in mathematics.