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ZIP Code Database - Facts & Stats

Data Last Updated: February 1, 2023

ZIP Codes for City of Algonquin, IL

Algonquin, IL Covers 2 ZIP Codes

ZIP CodeTypeCountyPopulation
ZIP Code 60102StandardMcHenry32,193
ZIP Code 60156StandardMcHenry28,987

Timezone(s):Central (GMT -06:00)
Counties:MCHENRY, IL
Population:30,046 (More Details)
Male Population:14,805
Female Population:15,241
Median Age:38
ZIP Codes:2
Area Codes:2
Total Area:611 square miles (county)
Land Area:603 square miles (county)
Water Area:8 square miles (county)

Algonquin, IL Demographic Information *

Total population30,046
Male population14,805
Female population15,241
Median age (years)38.3
White Population26,214
Black Population525
Indian Population58
Asian Population2,179
Hawaiian Population11
Hispanic Population2,045
Median age (Male)37.8
Median age (Female)38.7
Total households10,247
Family households (families)8,170
Average household size2.93
Average family size3.32
Total housing units10,727
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],