Lake County, Illinois

Browse all ZIP codes in Lake County, Illinois. Each ZIP code page includes population, median household income, and a map of the area.

County Statistics

Total Population 747,752
Median Household Income $111,926
Median Age 39.7
Unemployment Rate 5.0%
Poverty Rate 8.1%
ZIP Codes 29

Largest ZIP Codes in Lake County

ZIP Code City Population Median Income
60085Waukegan71,465$58,843
60073Round Lake62,071$88,279
60010Barrington46,674$170,505
60047Lake Zurich43,750$167,358
60089Buffalo Grove42,867$127,537

Demographics

Race & Ethnicity

Gender

Education Level (adults 25+)

All ZIP Codes in Lake County