Schaumburg Community Consolidated School District 54 operates 21 elementary schools, five junior high schools and one combined K-8 school based in Schaumburg, Cook County, Illinois, USA, a suburb of Chicago. It serves Schaumburg and portions of Hoffman Estates, Hanover Park, Elk Grove Village and Roselle. In 2010 it had 14,218 students. The district has 1,420 teachers (FTEs) serving 15,647 students. As of 2021 it is the largest elementary school district in Illinois.