20171   Zip Code Herndon Fairfax VA United States

City Herndon
County Fairfax
State Virginia
Latitude 38.9246
Longitude -77.39824
Population 51,286
Density 4415.8 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.
Download the data

Household Income

Median household: $171,372
Median individual: $87,374

Race

Mode: 45.5% White

Gender

 51.5% male 

Rent

  $2304 / month  

Median house value: $796,955.0

Age

Median: 36.2 years old

Education

With at least college degree: 75.0%
With STEM degree: 60.4%

Marital Status

 61.1% married 

Never married: 29.7%

Labor Force Participation

 76.2% working 

Unemployed: 2.7%

Average Family Size

 3.22 people 

Commute Time

 26.6 minutes 

Health Care

 5.6% uninsured 

Poverty

 3.6%

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