Glenbard North High School, or GBN, and locally referred to as "Glenbard" or "North", is a public closed campus four-year high school located at the corner of Kuhn Road and Lies Road in Carol Stream, Illinois, a western suburb of Chicago, Illinois, in the United States. It is part of Glenbard Township High School District 87, which also includes Glenbard South High School, Glenbard East High School, and Glenbard West High School. The North campus is the largest among the four high schools in Glenbard Township District 87, serving approximately 2,200 students from Carol Stream, Glendale Heights, Hanover Park, and Bloomingdale.