Louisa   County IA United States

County FIPS 19115
Largest City Columbus Junction
State Iowa
Latitude 41.2185
Longitude -91.2596
Population 10,678
Density 26.58 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.
Download the data

Household Income

Median household: $77,354
Median individual: $39,203

Race

Mode: 78.9% White

Gender

 50.4% male 

Rent

  $775 / month  

Median house value: $146,559.0

Age

Median: 41.9 years old

Education

With at least college degree: 16.8%
With STEM degree: 43.9%

Marital Status

 61.4% married 

Never married: 22.1%

Labor Force Participation

 63.4% working 

Unemployed: 3.0%

Average Family Size

 2.93 people 

Commute Time

 27.3 minutes 

Health Care

 4.8% uninsured 

Poverty

 9.8%

All data comes from the SimpleMaps US Counties Database, 2026.

Home (Maps) | Database License | Privacy | Database Releases | Database Order Lookup | Resources | Contact | FAQs
SimpleMaps.com is a product of Pareto Software, LLC. © 2010-2026.