ZIP CodeStandard
51103
Sioux City, IA
ZIP Code 51103 in Sioux City, IA has a population of 16,827 and a median household income of $58,197. Explore Census demographics, housing, and a map.
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
16,827
People
Median age
35.5
Housing
Total households
6,402
Income
Median household income
$58,197
Housing
Total housing units
6,848
Employment
Employment rate
62.4%
Education
Bachelor’s degree or higher
18%
Healthcare
Insured population
88.6%
Nearby ZIP codes
ZIP codes near 51103.
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS