Whiteside County, Illinois

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

County Statistics

Total Population 56,877
Median Household Income $73,337
Median Age 43.8
Unemployment Rate 4.6%
Poverty Rate 11.8%
ZIP Codes 12

Largest ZIP Codes in Whiteside County

ZIP Code City Population Median Income
61081Sterling21,138$57,618
61071Rock Falls13,766$55,478
61270Morrison7,096$82,054
61252Fulton5,424$67,689
61277Prophetstown2,978$77,727

Demographics

Race & Ethnicity

Gender

Education Level (adults 25+)

All ZIP Codes in Whiteside County