50140   Zip Code Lamoni Decatur IA United States

City Lamoni
County Decatur
State Iowa
Latitude 40.63753
Longitude -93.99198
Population 2,842
Density 30.57 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: $57,443
Median individual: $25,565

Race

Mode: 85.2% White

Gender

 50.5% female 

Rent

  $684 / month  

Median house value: $122,285.0

Age

Median: 30.3 years old

Education

With at least college degree: 44.6%
With STEM degree: 27.2%

Marital Status

 43.0% married 

Never married: 40.7%

Labor Force Participation

 62.0% working 

Unemployed: 4.9%

Average Family Size

 3.08 people 

Commute Time

 14.4 minutes 

Health Care

 6.3% uninsured 

Poverty

 19.4%

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

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