Cook
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Cook

County

Territory

  • officials recorded 52
  • partly recorded 67
  • nothing recorded 0
GEOID
17031
OCD-ID
ocd-division/country:us/state:il/county:cook
POP
5,194,625 (2025)
CENTER
41.8954, -87.6461
SOURCE
census tiger

Government of Cook

Bodies, seats, agencies and services that belong to Cook itself. Jurisdictions inside it are listed separately below.

Board of Commissioners
0/0 seats recorded

No seats recorded.

Organization 22

Departments

Within Cook

Each of these governs itself. Counts are that jurisdiction's own records.

jurisdictions
233
agencies
756
bodies
157
officials
368
Name Agencies Bodies Officials
Chicago 15 1 50
Cicero 1 1 1
Schaumburg 1 1 0
Evanston 11 31 10
Arlington Heights 1 1 1
Skokie 1 1 1
Palatine 1 1 1
Des Plaines 1 1 1
Orland Park 1 1 1
Oak Lawn 1 1 1
Mount Prospect 1 1 1
Tinley Park 1 1 1
Berwyn 1 1 1
Oak Park 1 1 1
Hoffman Estates 1 1 1
Glenview 1 1 1
Park Ridge 6 1 9
Wheeling 10 1 8
Streamwood 8 1 8
Calumet City 8 1 7
Northbrook 8 1 7
Elk Grove Village 7 1 7
Niles 12 1 7
Burbank 1 1 7
Lansing 1 1 8
Wilmette 9 1 7
Oak Forest 9 1 8
Chicago Heights 8 1 8
Morton Grove 7 1 8
Melrose Park 7 1 8
Rolling Meadows 7 1 8
Elmwood Park 7 1 8
Maywood 7 1 8
Blue Island 7 1 9
Park Forest 7 1 7
South Holland 7 1 8
Dolton 7 1 7
Harvey 9 1 7
Evergreen Park 10 7 8
Brookfield 7 1 8
Homewood 8 2 8
Matteson 8 1 8
Lemont 6 1 8
Alsip 10 1 8
Bellwood 13 3 8
Franklin Park 8 1 8
Palos Hills 9 1 10
Bridgeview 12 3 7
Westchester 8 1 8
Country Club Hills 9 1 0

Showing the 50 largest of 233. Totals include all of them.