Bloomingdale Township was platted in 1839 and organized in 1849. The Township has over 111,000 residents. The Township is comprised of communities including the entire Village of Bloomingdale and portions of the Villages of Addison, Carol Stream, Glendale Heights, Hanover Park, Itasca, and Roselle. Unincorporated areas of the Township include the areas of Medinah, Mallard Lake Estates, Nordic Park, Itasca Ranchettes, Glen Ellyn Countryside, Keeneyville, Lombard, and a small portion of Schaumburg.
The Bloomingdale Township town board meetings are at 6:30 p.m. on the 3rd Tuesday of every month.