The NORTHERN DIVISION of the ILLINOIS GRADE SCHOOL MUSIC ASSOCIATION shall be comprised of Districts divided geographically, as follows:
District I - Hancock, McDonough, Adams, Schuyler, Brown, Cass, Mason, Menard, Pike and Logan Counties.
District II - Henderson, Warren, Knox, Stark, Marshall, Peoria, Woodford, Tazewell and Fulton Counties.
District III - Piatt, DeWitt, McLean, Livingston, Champaign, Vermilion, Ford and Iroquois Counties.
District IV - including the Counties of Jo Daviess, Stephenson, Winnebago, Carroll and Ogle.
District V - Lee, Whiteside, Rock Island, Mercer, Henry, Bureau and Putnam Counties.
District VI - including all of Kankakee, Will, Grundy, Kendall, and LaSalle Counties and that part of DeKalb, Kane, DuPage, and Cook, including Chicago, which lies south of a line which includes Routes 12 and 20 west to Route 45, and a straight line west to Aurora and then west on Route 30.
District VII - includes those parts of DuPage and Cook Counties which lies north of a line which includes Route 12 and 20 West of Route 45 and a straight line west to Aurora and then west on Route 30, and which lies south of a line which includes Routes 58, 20 and 72.
District VIII - including all of Lake County, that part of McHenry which lies north of Route 120 and Charles Road and east of Route 47, and that part of Cook County which lies north of a line which includes Routes 58, 20 and 72.
District IX - includes the schools of Paw Paw, Earlville, Leland, Woodstock, Crystal Lake, West Chicago, Naperville, and Oswego and all schools in Boone County, DeKalb County, Kane County and all of McHenry County west of Route 47 and south of Route 120 and Charles Road.