51101   Zip Code Sioux City Woodbury IA United States

City Sioux City
County Woodbury
State Iowa
Latitude 42.49413
Longitude -96.39361
Population 1,031
Density 856.99 people per square mile
Time Zone America/Chicago
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $15,300
Median individual: $16,653

Race

Mode: 71.5% White

Gender

 57.7% male 

Rent

  $708 / month  

Age

Median: 40.8 years old

Education

With at least college degree: 10.9%
With STEM degree: 67.7%

Marital Status

 9.9% married 

Never married: 43.4%

Labor Force Participation

 46.2% working 

Unemployed: 14.5%

Average Family Size

 1.86 people 

Commute Time

 10.8 minutes 

Health Care

 12.1% uninsured 

Poverty

 48.1%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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