List of Counties in Illinois
Use the list below to pick a county or metropolitan area that you are interested in. The subsequent page will give you industry specific information for that given county or metro area.Find a business in Illinois
Adams County
Metro area(s): Quincy
Alexander County
Metro area(s): Cape Girardeau-Jackson
Bond County
Metro area(s): St. Louis
Boone County
Metro area(s): Rockford
Bureau County
Metro area(s): Ottawa-Streator
Calhoun County
Metro area(s): St. Louis
Champaign County
Metro area(s): Champaign-Urbana
Christian County
Metro area(s): Taylorville
Clinton County
Metro area(s): St. Louis
Coles County
Metro area(s): Charleston-Mattoon
Cook County
Metro area(s): Chicago-Naperville-Joliet
Cumberland County
Metro area(s): Charleston-Mattoon
DeKalb County
Metro area(s): Chicago-Naperville-Joliet
DuPage County
Metro area(s): Chicago-Naperville-Joliet
Effingham County
Metro area(s): Effingham
Ford County
Metro area(s): Champaign-Urbana
Fulton County
Metro area(s): Canton
Grundy County
Metro area(s): Chicago-Naperville-Joliet
Hamilton County
Metro area(s): Mount Vernon
Henderson County
Metro area(s): Burlington
Henry County
Metro area(s): Davenport-Moline-Rock Island
Metro area(s): Quincy
Alexander County
Metro area(s): Cape Girardeau-Jackson
Bond County
Metro area(s): St. Louis
Boone County
Metro area(s): Rockford
Bureau County
Metro area(s): Ottawa-Streator
Calhoun County
Metro area(s): St. Louis
Champaign County
Metro area(s): Champaign-Urbana
Christian County
Metro area(s): Taylorville
Clinton County
Metro area(s): St. Louis
Coles County
Metro area(s): Charleston-Mattoon
Cook County
Metro area(s): Chicago-Naperville-Joliet
Cumberland County
Metro area(s): Charleston-Mattoon
DeKalb County
Metro area(s): Chicago-Naperville-Joliet
DuPage County
Metro area(s): Chicago-Naperville-Joliet
Effingham County
Metro area(s): Effingham
Ford County
Metro area(s): Champaign-Urbana
Fulton County
Metro area(s): Canton
Grundy County
Metro area(s): Chicago-Naperville-Joliet
Hamilton County
Metro area(s): Mount Vernon
Henderson County
Metro area(s): Burlington
Henry County
Metro area(s): Davenport-Moline-Rock Island
Jackson County
Metro area(s): Carbondale
Jefferson County
Metro area(s): Mount Vernon
Jersey County
Metro area(s): St. Louis
Kane County
Metro area(s): Chicago-Naperville-Joliet
Kankakee County
Metro area(s): Kankakee-Bradley
Kendall County
Metro area(s): Chicago-Naperville-Joliet
Knox County
Metro area(s): Galesburg
Lake County
Metro area(s): Chicago-Naperville-Joliet
LaSalle County
Metro area(s): Ottawa-Streator
Lee County
Metro area(s): Dixon
Livingston County
Metro area(s): Pontiac
Logan County
Metro area(s): Lincoln
Macon County
Metro area(s): Decatur
Macoupin County
Metro area(s): St. Louis
Madison County
Metro area(s): St. Louis
Marion County
Metro area(s): Centralia
Marshall County
Metro area(s): Peoria
Massac County
Metro area(s): Paducah
McDonough County
Metro area(s): Macomb
McHenry County
Metro area(s): Chicago-Naperville-Joliet
McLean County
Metro area(s): Bloomington-Normal
Metro area(s): Carbondale
Jefferson County
Metro area(s): Mount Vernon
Jersey County
Metro area(s): St. Louis
Kane County
Metro area(s): Chicago-Naperville-Joliet
Kankakee County
Metro area(s): Kankakee-Bradley
Kendall County
Metro area(s): Chicago-Naperville-Joliet
Knox County
Metro area(s): Galesburg
Lake County
Metro area(s): Chicago-Naperville-Joliet
LaSalle County
Metro area(s): Ottawa-Streator
Lee County
Metro area(s): Dixon
Livingston County
Metro area(s): Pontiac
Logan County
Metro area(s): Lincoln
Macon County
Metro area(s): Decatur
Macoupin County
Metro area(s): St. Louis
Madison County
Metro area(s): St. Louis
Marion County
Metro area(s): Centralia
Marshall County
Metro area(s): Peoria
Massac County
Metro area(s): Paducah
McDonough County
Metro area(s): Macomb
McHenry County
Metro area(s): Chicago-Naperville-Joliet
McLean County
Metro area(s): Bloomington-Normal
Menard County
Metro area(s): Springfield
Mercer County
Metro area(s): Davenport-Moline-Rock Island
Monroe County
Metro area(s): St. Louis
Morgan County
Metro area(s): Jacksonville
Ogle County
Metro area(s): Rochelle
Peoria County
Metro area(s): Peoria
Piatt County
Metro area(s): Champaign-Urbana
Putnam County
Metro area(s): Ottawa-Streator
Rock Island County
Metro area(s): Davenport-Moline-Rock Island
Saline County
Metro area(s): Harrisburg
Sangamon County
Metro area(s): Springfield
Scott County
Metro area(s): Jacksonville
St. Clair County
Metro area(s): St. Louis
Stark County
Metro area(s): Peoria
Stephenson County
Metro area(s): Freeport
Tazewell County
Metro area(s): Peoria
Vermilion County
Metro area(s): Danville
Warren County
Metro area(s): Galesburg
Whiteside County
Metro area(s): Sterling
Will County
Metro area(s): Chicago-Naperville-Joliet
Williamson County
Metro area(s): Marion-Herrin
Metro area(s): Springfield
Mercer County
Metro area(s): Davenport-Moline-Rock Island
Monroe County
Metro area(s): St. Louis
Morgan County
Metro area(s): Jacksonville
Ogle County
Metro area(s): Rochelle
Peoria County
Metro area(s): Peoria
Piatt County
Metro area(s): Champaign-Urbana
Putnam County
Metro area(s): Ottawa-Streator
Rock Island County
Metro area(s): Davenport-Moline-Rock Island
Saline County
Metro area(s): Harrisburg
Sangamon County
Metro area(s): Springfield
Scott County
Metro area(s): Jacksonville
St. Clair County
Metro area(s): St. Louis
Stark County
Metro area(s): Peoria
Stephenson County
Metro area(s): Freeport
Tazewell County
Metro area(s): Peoria
Vermilion County
Metro area(s): Danville
Warren County
Metro area(s): Galesburg
Whiteside County
Metro area(s): Sterling
Will County
Metro area(s): Chicago-Naperville-Joliet
Williamson County
Metro area(s): Marion-Herrin
Privacy Policy