Illinois ZIP Codes

Illinois contains 1,396 ZIP codes across 102 counties and 1,257 cities. Browse by city or county below, or jump to the largest and highest-income ZIP codes in Illinois.

Cities in Illinois

Browse all 1,257 cities in Illinois

Counties in Illinois

Largest ZIP Codes by Population in Illinois

  • 60629 – CHICAGO (108,997)
  • 60618 – CHICAGO (92,235)
  • 60632 – CHICAGO (86,372)
  • 60647 – CHICAGO (85,685)
  • 60639 – CHICAGO (85,248)
  • 60804 – CICERO (84,189)
  • 60617 – CHICAGO (83,188)
  • 60608 – CHICAGO (82,749)
  • 60625 – CHICAGO (80,296)
  • 60623 – CHICAGO (76,611)

Highest Income ZIP Codes in Illinois

  • 60043 – KENILWORTH ($250,001)
  • 60521 – HINSDALE ($242,462)
  • 62279 – RENAULT ($235,179)
  • 60029 – GOLF ($228,750)
  • 60932 – EAST LYNN ($228,199)
  • 60022 – GLENCOE ($227,279)
  • 60093 – WINNETKA ($227,013)
  • 60045 – LAKE FOREST ($201,847)
  • 60558 – WESTERN SPRINGS ($198,836)
  • 60015 – DEERFIELD ($181,111)