Dubuque County, Iowa

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

County Statistics

Total Population 99,311
Median Household Income $87,809
Median Age 38.9
Unemployment Rate 3.8%
Poverty Rate 9.5%
ZIP Codes 14

Largest ZIP Codes in Dubuque County

ZIP Code City Population Median Income
52001Dubuque42,895$58,759
52002Dubuque17,871$87,000
52003Dubuque13,820$91,703
52040Dyersville5,644$71,971
52068Peosta4,483$116,250

Demographics

Race & Ethnicity

Gender

Education Level (adults 25+)

All ZIP Codes in Dubuque County