Oak Lawn Community High School is part of the A.E.R.O. Special Education Cooperative. A.E.R.O. is comprised of the four high school districts, Oak Lawn (D229), Evergreen Park (D231), Reavis (D220), Argo (D217), along with eight elementary school districts. A.E.R.O. provides programming, services and support for OLCHS students based on individual student needs.