Willowbrook High School (WBHS) is a public four-year high school in Villa Park, Illinois, a western suburb of Chicago, Illinois. The school is located approximately half a mile north of Illinois Route 38 on Ardmore Ave. It is a part of the DuPage High School District 88, which also includes Addison Trail High School. Willowbrook draws its students from Villa Park, Oakbrook Terrace, and portions of Elmhurst, Oak Brook and Lombard.