Loudoun   County VA United States

County FIPS 51107
Largest City Leesburg
State Virginia
Latitude 39.0907
Longitude -77.6357
Population 432,998
Density 839.79 people per square mile
Time Zone America/New York
  • 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: $181,765
Median individual: $76,882

Race

Mode: 52.7% White

Gender

 50.1% male 

Rent

  $2386 / month  

Median house value: $743,727.0

Age

Median: 38.2 years old

Education

With at least college degree: 64.6%
With STEM degree: 54.4%

Marital Status

 60.0% married 

Never married: 28.3%

Labor Force Participation

 74.0% working 

Unemployed: 3.3%

Average Family Size

 3.42 people 

Commute Time

 30.1 minutes 

Health Care

 5.4% uninsured 

Poverty

 4.2%

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

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