Northern Illinois - Counties

Counties

  • Boone
  • Bureau
  • Carroll
  • Cook
  • DeKalb
  • Dupage
  • Grundy
  • Henry
  • Jo Daviess
  • Kane
  • Kendall
  • Lake
  • LaSalle
  • Lee
  • McHenry
  • Mercer
  • Ogle
  • Putnam
  • Rock Island
  • Stephenson
  • Whiteside
  • Will
  • Winnebago
State of Illinois
Springfield (capital)
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Regions
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  • Peoria metropolitan area
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Cities,
towns
and villages
  • Alton/Granite City/Edwardsville
  • Arlington Heights/Palatine
  • Aurora/Naperville/Oswego/Plainfield
  • Bartlett/Hanover Park/Streamwood
  • Belleville/East St. Louis/Collinsville/O'Fallon
  • Berwyn/Cicero
  • Bloomington/Normal
  • Bolingbrook/Romeoville
  • Buffalo Grove/Wheeling
  • Calumet City
  • Canton
  • Carbondale
  • Carol Stream/Glendale Heights
  • Centralia
  • Champaign/Urbana
  • Charleston/Mattoon
  • Chicago
  • Chicago Heights
  • Crystal Lake/Algonquin
  • Danville
  • Decatur
  • DeKalb/Sycamore
  • Des Plaines/Mount Prospect/Park Ridge
  • Dixon
  • Downers Grove/Woodridge
  • Effingham
  • Elgin/Carpentersville
  • Elmhurst/Lombard/Addison
  • Evanston/Skokie
  • Freeport
  • Galesburg
  • Glenview/Northbrook
  • Harrisburg
  • Jacksonville
  • Joliet
  • Kankakee/Bradley/Bourbonnais
  • Lincoln
  • Macomb
  • Marion/Herrin
  • Moline/East Moline/Rock Island
  • Mount Vernon
  • Mundelein
  • Oak Lawn
  • Oak Park
  • Orland Park/Tinley Park
  • Ottawa/Streator/LaSalle/Peru
  • Peoria/Pekin/East Peoria/Morton
  • Pontiac
  • Quincy
  • Rochelle
  • Rockford/Belvidere/Machesney Park/Loves Park
  • St. Charles
  • Schaumburg/Hoffman Estates/Elk Grove Village
  • Springfield
  • Sterling/Rock Falls
  • Taylorville
  • Waukegan/North Chicago/Gurnee
  • Wheaton
Counties
  • Adams
  • Alexander
  • Bond
  • Boone
  • Brown
  • Bureau
  • Calhoun
  • Carroll
  • Cass
  • Champaign
  • Christian
  • Clark
  • Clay
  • Clinton
  • Coles
  • Cook
  • Crawford
  • Cumberland
  • DeKalb
  • DeWitt
  • Douglas
  • DuPage
  • Edgar
  • Edwards
  • Effingham
  • Fayette
  • Ford
  • Franklin
  • Fulton
  • Gallatin
  • Greene
  • Grundy
  • Hamilton
  • Hancock
  • Hardin
  • Henderson
  • Henry
  • Iroquois
  • Jackson
  • Jasper
  • Jefferson
  • Jersey
  • Jo Daviess
  • Johnson
  • Kane
  • Kankakee
  • Kendall
  • Knox
  • LaSalle
  • Lake
  • Lawrence
  • Lee
  • Livingston
  • Logan
  • Macon
  • Macoupin
  • Madison
  • Marion
  • Marshall
  • Mason
  • Massac
  • McDonough
  • McHenry
  • McLean
  • Menard
  • Mercer
  • Monroe
  • Montgomery
  • Morgan
  • Moultrie
  • Ogle
  • Peoria
  • Perry
  • Piatt
  • Pike
  • Pope
  • Pulaski
  • Putnam
  • Randolph
  • Richland
  • Rock Island
  • Saline
  • Sangamon
  • Schuyler
  • Scott
  • Shelby
  • St. Clair
  • Stark
  • Stephenson
  • Tazewell
  • Union
  • Vermilion
  • Wabash
  • Warren
  • Washington
  • Wayne
  • White
  • Whiteside
  • Will
  • Williamson
  • Winnebago
  • Woodford
Chicago metropolitan area
Major city
  • Chicago
Cities
(over 30,000 in 2010)
  • Aurora, Illinois
  • Berwyn, Illinois
  • Calumet City, Illinois
  • Chicago Heights, Illinois
  • Crystal Lake, Illinois
  • Des Plaines, Illinois
  • Elgin, Illinois
  • Elmhurst, Illinois
  • Evanston, Illinois
  • Gary, Indiana
  • Hammond, Indiana
  • Joliet, Illinois
  • Kenosha, Wisconsin
  • Naperville, Illinois
  • North Chicago, Illinois
  • Park Ridge, Illinois
  • Portage, Indiana
  • St. Charles, Illinois
  • Valparaiso, Indiana
  • Waukegan, Illinois
  • Wheaton, Illinois
Towns and villages
(over 30,000 in 2010)
  • Addison, Illinois
  • Algonquin, Illinois
  • Arlington Heights, Illinois
  • Bartlett, Illinois
  • Bolingbrook, Illinois
  • Buffalo Grove, Illinois
  • Carol Stream, Illinois
  • Carpentersville, Illinois
  • Cicero, Illinois
  • Downers Grove, Illinois
  • Elk Grove Village, Illinois
  • Glendale Heights, Illinois
  • Glenview, Illinois
  • Gurnee, Illinois
  • Hanover Park, Illinois
  • Hoffman Estates, Illinois
  • Lombard, Illinois
  • Merrillville, Indiana
  • Mount Prospect, Illinois
  • Mundelein, Illinois
  • Northbrook, Illinois
  • Oak Lawn, Illinois
  • Oak Park, Illinois
  • Orland Park, Illinois
  • Palatine, Illinois
  • Plainfield, Illinois
  • Romeoville, Illinois
  • Schaumburg, Illinois
  • Skokie, Illinois
  • Streamwood, Illinois
  • Tinley Park, Illinois
  • Wheeling, Illinois
  • Woodridge, Illinois
Counties
  • Cook County, Illinois
  • DuPage County, Illinois
  • Jasper County, Indiana
  • Kane County, Illinois
  • Kenosha County, Wisconsin
  • Lake County, Illinois
  • Lake County, Indiana
  • McHenry County, Illinois
  • Newton County, Indiana
  • Porter County, Indiana
  • Walworth County, Wisconsin
  • Will County, Illinois
Regions
  • Great Lakes
  • Northern Illinois
  • Northern Indiana
  • Southern Wisconsin
Sub-regions
  • Chicago Southland
  • Eastern Ridges and Lowlands
  • Fox Valley (Illinois)
  • Golden Corridor
  • Illinois Technology and Research Corridor
  • North Shore (Chicago)
  • Northwest Indiana
Illinois, United States

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