 Edward serves the residents of Chicago's west and southwest suburbs, including Naperville, Aurora, Bolingbrook, Channahon, Crest Hill, Downers Grove, Glen Ellyn, Homer Glen, Joliet, Lemont, Lisle, Lockport, Minooka, Montgomery, North Aurora, Oswego, Plainfield, Romeoville, Shorewood, Sugar Grove, Warrenville, Wheaton, Winfield, Woodridge, and Yorkville.The main campus is located at 801 S. Washington Street, Naperville, IL.Founded by Eudora Hull Gaylord Spalding in 1907 as a memorial to her husband Edward Gaylord, the Edward Sanitorium was one of the first treatment centers for tuberculosis in the Great Lakes region and became a model for other such centers in the nation.