Regional Mapping

The map below identifies the 12 regions Illinois was divided into. This was done to provide assigned Regional Intermediaries (RIs) with manageable sections of the state to conduct their Census outreach, and to allow them to tailor messaging and activities to specific Hard-to-Count (HTC) communities and counties.

Central
- Cass
- Christian
- Greene
- Logan
- Macon
- Macoupin
- Menard
- Montgomery
- Morgan
- Sangamon
- Scott
- Shelby
Chicago
- City of Chicago
Suburban
- Cook County, excluding the City of Chicago
Collar Counties
- DuPage
- Grundy
- Kane
- Kankakee
- Kendall
- Lake
- McHenry
- Will
North Central
- DeWitt
- Fulton
- Livingston
- Marshall
- Mason
- McLean
- Peoria
- Stark
- Tazewell
- Woodford
Northeast Central
- Champaign
- Douglas
- Ford
- Iroquois
- Piatt
- Vermilion
Northern
- Boone
- DeKalb
- Ogle
- Stephenson
- Winnebago
Northwest
- Bureau
- Carroll
- Henry
- Jo Daviess
- Lee
- LaSalle
- Mercer
- Putnam
- Rock Island
- Whiteside
Southeast Central
- Clark
- Clay
- Coles
- Crawford
- Cumberland
- Edgar
- Effingham
- Fayette
- Jasper
- Lawrence
- Marion
- Moultrie
- Richland
Southern
- Alexander
- Edwards
- Franklin
- Gallatin
- Hamilton
- Hardin
- Jackson
- Jefferson
- Johnson
- Massac
- Perry
- Pope
- Pulaski
- Randolph
- Saline
- Wabash
- Wayne
- White
- Williamson
- Union
Southwest Central
- Bond
- Calhoun
- Clinton
- Jersey
- Madison
- Monroe
- St. Clair
- Washington
West Central
- Adams
- Brown
- Hancock
- Henderson
- Knox
- McDonough
- Pike
- Schuyler
- Warren