Town Chart.

← Look up another ZIP code · All towns in Virginia

ZIP code 20155

Gainesville, VA · Prince William County

About ZIP code 20155

  • ZIP code 20155 is in Gainesville, Prince William County, Virginia.
  • About 37,486 people live in it, which is 568.1 people per square mile.
  • Time zone: Eastern Standard Time.
  • The middle of the ZIP code is at 38.806, -77.621.

A ZIP code is a mail delivery area, not a town border, and one ZIP code can cover parts of several towns. To check a single address, use the US Postal Service lookup.

Gainesville, VA

ZIP code 20155 is the post office name for Gainesville, VA. 18,196 people live in Gainesville. Typical household income is $174,410. A typical home costs $712,600.

  • Stronger than most towns on: Home internet and working from home, Diversity & community and Long, healthy lives.
  • Weaker than most towns on: Cost of living, Short commute and Dining and entertainment.

See all figures for Gainesville

Nearby ZIP codes

ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.