Section 2520.APPENDIX D Illinois Counties by Region
These regions
will be effective July 1, 2015.
REGION
1
|
REGION
2
|
REGION
3
|
REGION
4
|
Cook
|
Boone
|
Bureau
|
Adams
|
Dekalb
|
Ogle
|
Carroll
|
Brown
|
DuPage
|
Stephenson
|
Henry
|
Hancock
|
Grundy
|
Winnebago
|
Jo
Daviess
|
Henderson
|
Kane
|
|
LaSalle
|
Knox
|
Kankakee
|
|
Lee
|
McDonough
|
Kendall
|
|
Mercer
|
Pike
|
Lake
|
|
Putnam
|
Schuyler
|
McHenry
|
|
Rock
Island
|
Warren
|
Will
|
|
Whiteside
|
|
REGION
5
|
REGION
6
|
REGION
7
|
REGION
8
|
DeWitt
|
Champaign
|
Christian
|
Bond
|
Fulton
|
Douglas
|
Cass
|
Calhoun
|
Livingston
|
Ford
|
Greene
|
Clinton
|
Marshall
|
Iroquois
|
Logan
|
Jersey
|
Mason
|
Piatt
|
Macon
|
Madison
|
McLean
|
Vermilion
|
Macoupin
|
Monroe
|
Peoria
|
|
Menard
|
Randolph
|
Stark
|
|
Montgomery
|
St.
Clair
|
Tazewell
|
|
Morgan
|
Washington
|
Woodford
|
|
Sangamon
|
|
|
|
Scott
|
|
|
|
Shelby
|
|
REGION
9
|
REGION
10
|
Clark
|
Alexander
|
Perry
|
Clay
|
Edwards
|
Pope
|
Coles
|
Franklin
|
Pulaski
|
Crawford
|
Gallatin
|
Saline
|
Cumberland
|
Hamilton
|
Union
|
Edgar
|
Hardin
|
Wabash
|
Effingham
|
Jackson
|
Wayne
|
Fayette
|
Jefferson
|
White
|
Jasper
|
Johnson
|
Williamson
|
Lawrence
|
Massac
|
|
Marion
|
|
|
Moultrie
|
|
|
Richland
|
|
|
These regions are effective through June 30, 2015.
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: Amended at 39 Ill.
Reg. 5601, effective April 6, 2015)