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City Profile

Crystal Lake, Illinois

Population: 40,269 · 3 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
40,269
People
Median age
39.3
Housing
Total households
14,806
Income
Median household income
$108,418
Housing
Total housing units
15,256
Employment
Employment rate
68.5%
Education
Bachelor’s degree or higher
42%
Healthcare
Insured population
96.4%
City details
Local time 00:51:56(CT)
LocationCrystal Lake, IL
Population (ZIP areas)59,191(sum of local ZIP code populations)
Total ZIP codes3total
ZIP codes (by type)
2 Standard1 PO Box
CountyMcHenry
Area code
TimezoneCentral Time (CT)
Coordinates42.247552619764406, -88.32227681042224
Land area42.4 sq miles(109,820,150 m²)

Map of Crystal Lake, Illinois with ZIP codes

Map of Crystal Lake, Illinois and ZIP codes

ZIP Codes in Crystal Lake

Explore the ZIP codes that make up Crystal Lake. Analyze key demographics and population stats for the region using the comprehensive table below.

ZIPType
Median incomeHousehold
Population (ZIP)
60012Standard$159,37510,916
60014Standard$109,01648,275
60039PO BOX

Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP type legend

  • Standard: residential and business delivery areas
  • PO BOX: primarily post office boxes; population may be unavailable
  • Unique: high-volume organizations (universities, agencies, etc.)

Nearby cities

Other cities near Crystal Lake, IL.

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS