Sioux County, Iowa

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

County Statistics

Total Population 35,809
Median Household Income $80,481
Median Age 35.3
Unemployment Rate 2.0%
Poverty Rate 6.3%
ZIP Codes 13

Largest ZIP Codes in Sioux County

ZIP Code City Population Median Income
51250Sioux Center9,667$87,323
51041Orange City7,016$80,625
51247Rock Valley4,887$65,403
51023Hawarden3,469$71,897
51239Hull3,115$79,886

Demographics

Race & Ethnicity

Gender

Education Level (adults 25+)

All ZIP Codes in Sioux County