Section 140.TABLE J   Rate Regions

These geographic regions, comprised of counties, are used in various rate methodologies and are defined as follows:

Region 1 – Northwestern 

Illinois Counties:

Boone                  Bureau                    Carroll                   DeKalb                  Fulton

Henderson          Henry                     JoDaviess              Knox                     LaSalle

Lee                      Marshall                 Mercer                   Ogle                      Peoria

Putnam                Rock Island            Stark                      Stephenson            Tazewell

Warren                Whiteside               Winnebago            Woodford

Out-of-State Counties:

Des Moines IA          Clinton IA             Dubuque IA          Johnson IA      Scott IA

Dane WI                    Green WI              Rock WI               Grant WI         LaFayette WI

Jackson IA                 Muscatine IA        Louisa IA

Region 2 – Central

Illinois Counties:

Adams                       Brown             Calhoun              Cass                          Champaign

Christian                    Clark               Coles                  Cumberland             DeWitt

Douglas                      Edgar              Ford                   Greene                      Hancock

Iroquois                      Jersey              Livingston          Logan                       Macon

Macoupin                   Mason             McDonough       McLean                    Menard

Montgomery              Morgan            Moultrie             Piatt                          Pike

Sangamon                  Schuyler          Scott                   Shelby                      Vermilion

Out-of-State Counties:

Marion IN         Vigo IN               Marion MO         Clark MO            Lewis MO

Ralls MO          Pike MO              Lincoln MO        Newton IN          Benton IN

Warren IN        Vermillion IN

Region 3 – Southern

Illinois Counties:

Alexander      Bond               Clay                 Clinton            Crawford

Edwards        Effingham       Fayette             Franklin           Gallatin

Hamilton        Hardin             Jackson            Jasper              Jefferson

Johnson          Lawrence        Madison          Marion             Massac

Monroe          Perry                Pope                Pulaski             Randolph

Richland        St. Clair           Saline              Union              Wabash

Washington    Wayne             White              Williamson

Out-of-State Counties:

Vanderburgh IN        McCracken KY                Cape Girardeau MO

St. Louis MO             City of St. Louis MO        St. Charles MO                Jefferson MO

Gibson IN                  Ste. Genevieve MO          Perry MO                         Scott MO

Mississippi MO         Posey KY                          Livingston KY                 Crittenden KY

Union KY                  Sullivan IN                       Knox IN

Region 4 – Cook County

Cook

Region 5 – Collar Counties

Illinois Counties:

DuPage          Grundy            Kane         Kankakee       Kendall

Lake               McHenry         Will

Out-of-State Counties:

Milwaukee County WI          Walworth WI              Kenosha WI                Lake IN

(Source:  Old Table J repealed at 16 Ill. Reg. 19146, effective December 1, 1992; new Table J added at 38 Ill. Reg. 15081, effective July 2, 2014)