52133   Zip Code Castalia Winneshiek IA United States

City Castalia
County Winneshiek
State Iowa
Latitude 43.10702
Longitude -91.66854
Population 673
Density 15.28 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: $76,250
Median individual: $38,239

Race

Mode: 100.0% White

Gender

 50.1% female 

Rent

No data available.

Age

Median: 44.3 years old

Education

With at least college degree: 11.3%
With STEM degree: 87.7%

Marital Status

 89.9% married 

Never married: 5.2%

Labor Force Participation

 70.7% working 

Unemployed: 0.0%

Average Family Size

 2.88 people 

Commute Time

 20.4 minutes 

Health Care

 1.2% uninsured 

Poverty

 1.6%

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

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