Knox County, Illinois

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

County Statistics

Total Population 49,895
Median Household Income $66,195
Median Age 42.6
Unemployment Rate 4.6%
Poverty Rate 15.9%
ZIP Codes 17

Largest ZIP Codes in Knox County

ZIP Code City Population Median Income
61401Galesburg30,809$45,426
61448Knoxville4,076$73,295
61410Abingdon3,730$58,021
61402Galesburg1,748Not provided
61488Wataga1,284$63,684

Demographics

Race & Ethnicity

Gender

Education Level (adults 25+)

All ZIP Codes in Knox County