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Gainesville, VA

Census-designated place in Prince William County, Virginia. ZIP codes: 20155.

Population

18,196

Land area

10.1sq mi

People per sq mi

1,799

ZIP codes

1

Gainesville and its ZIP codes

Full map

Gainesville at a glance

  • Gainesville is about 8.2 times as dense as Virginia as a whole.
  • It is the 74th most populous of 681 cities and towns in Virginia.
  • Households here earn a median of $174,410 a year, 87% more than the Virginia figure of $93,170.
  • A typical owner-occupied home is valued at $712,600 (86% above Virginia) and median rent is $2,283 a month.

Local data for Gainesville, VA

Counts from official public data

Housing and community stats

Gainesville, VA, American Community Survey 2020-2024

Full profile

Median household income

$174,410

Poverty rate

4.0%

Median home value

$712,600

Median rent

$2,283/mo

Homeownership

83.5%

Bachelor's or higher

58.0%

Median age

37.2

Average commute

34.5 min

Largest reported origins and ancestries: German Americans (2,233), Irish Americans (1,497), Indian Americans (1,071).

Home values and rentsIncome, education and commute

Economy and federal money

Jobs, pay, income and spending are for Prince William County. PPP loans are for Gainesville.

Details

Unemployment rate

3.4%

Aug 2026, 0.0 pts in a year

Average annual pay

$65,975

146,171 jobs, 2025

Federal spending

$5B

FY 2026, $10,373 per person

Prince William County economyFederal spending

How people get to work

Gainesville, VA, workers 16 and older. American Community Survey 5-year estimates

  • Drove alone64.3%
  • Carpooled7.6%
  • Public transit1.3%
  • Walked0.4%
  • Bicycle0.1%
  • Taxi, ride-hailing, motorcycle or other0.9%
  • Worked from home25.4%

Average one-way commute: 34.5 minutes for people who do not work from home.

Environment and hazard risk

Gainesville, VA, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Moderate

Top: heat wave

Storm events since 1996

740

Countywide, mostly thunderstorm wind

Flood insurance policies

935

1.3% of homes, county

July high / Jan low

88° / 24°F

Hazards, floods and storm historyCheck a flood zone

Health statistics

Share of adults in Gainesville, VA, CDC PLACES estimates

All 40 measures

Obesity

31.2%

U.S. 33.3% -2.1 pts

Diabetes

9.7%

U.S. 12.1% -2.4 pts

Smoking

10.2%

U.S. 12.8% -2.6 pts

Uninsured (18-64)

6.9%

U.S. 11.1% -4.2 pts

ZIP codes in Gainesville

1 in or overlapping Gainesville. Population shown

·

Cities near Gainesville

NameDistanceLand area (sq mi)
HaymarketTown1.7 mi0.6
Linton HallCensus-designated place3.6 mi12.7
New BaltimoreCensus-designated place5.1 mi12
Bull RunCensus-designated place5.7 mi2.6
InnovationCensus-designated place6.2 mi2.9
SudleyCensus-designated place7 mi2.8
NokesvilleCensus-designated place7.2 mi9.6
Loch LomondCensus-designated place7.9 mi0.7
Bull RunCensus-designated place8.3 mi14.4
ManassasCity8.3 mi9.8
Bull Run Mountain EstatesCensus-designated place8.7 mi1.8
CatlettCensus-designated place9.4 mi3.2
The PlainsTown9.4 mi0.3
YorkshireCensus-designated place9.8 mi2.4
Manassas ParkCity10 mi3
Stone RidgeCensus-designated place10 mi2.6

Frequently asked questions

What county is Gainesville, VA in?
Gainesville is in Prince William County, Virginia.
What ZIP codes are in Gainesville, VA?
ZIP codes in or overlapping Gainesville include 20155.
What is the population of Gainesville, VA?
About 18,196 people live in Gainesville, based on American Community Survey 5-year estimates.
What cities are near Gainesville?
Nearby places include Haymarket (1.7 mi), Linton Hall (3.6 mi), New Baltimore (5.1 mi), Bull Run (5.7 mi), Innovation (6.2 mi).

Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023