Section 2520.APPENDIX D Illinois Counties by Region
|
REGION 1
|
REGION 2
|
REGION 3
|
REGION 4
|
|
Cook
|
Boone
|
Bureau
|
Fulton
|
|
DuPage
|
Carroll
|
Henderson
|
Mason
|
|
Grundy
|
DeKalb
|
Henry
|
Peoria
|
|
Kane
|
Jo Daviess
|
Knox
|
Tazewell
|
|
Kendall
|
Lee
|
Mercer
|
Woodford
|
|
Lake
|
Ogle
|
Rock Island
|
|
|
McHenry
|
Stephenson
|
Stark
|
|
|
Will
|
Whiteside
|
Warren
|
|
|
|
Winnebago
|
|
|
|
REGION
5
|
REGION
6
|
REGION
7
|
REGION
8
|
|
Kankakee
|
Champaign
|
Christian
|
Adams
|
|
LaSalle
|
Douglas
|
DeWitt
|
Brown
|
|
Livingston
|
Ford
|
Logan
|
Calhoun
|
|
Marshall
|
Iroquois
|
Macon
|
Cass
|
|
McLean
|
Vermilion
|
Macoupin
|
Greene
|
|
Putnam
|
|
Menard
|
Hancock
|
|
|
|
Montgomery
|
Jersey
|
|
|
|
Piatt
|
McDonough
|
|
|
|
Sangamon
|
Morgan
|
|
|
|
|
Pike
|
|
|
|
|
Schuyler
|
|
|
|
|
Scott
|
|
REGION 9
|
REGION 10
|
REGION 11
|
|
Bond
|
Clark Marion
|
Alexander
|
Perry
|
|
Clinton
|
Clay Moultrie
|
Edwards
|
Pope
|
|
Madison
|
Coles Richland
|
Franklin
|
Pulaski
|
|
Monroe
|
Crawford Shelby
|
Gallatin
|
Randolph
|
|
St. Clair
|
Cumberland
|
Hamilton
|
Saline
|
|
Washington
|
Edgar
|
Hardin
|
Union
|
|
|
Effingham
|
Jackson
|
Wabash
|
|
|
Fayette
|
Jefferson
|
Wayne
|
|
|
Jasper
|
Johnson
|
White
|
|
|
Lawrence
|
Massac
|
Williamson
|
|
|
|
|
|
(Source: Added at 30 Ill.
Reg. 1343, effective January 13, 2006)