Gainesville ZIP Codes — Prince William County, VA

There are 2 unique ZIP codes in Gainesville, Virginia. Area code: 571/703.

ZIP codes

25.48

sq mi land

0.88

sq mi water

571/703

area code

Gainesville, VA ZIP code map

About Gainesville, VA

Gainesville, Virginia, is a charming community located in the heart of Prince William County. Known for its suburban atmosphere, Gainesville offers a blend of residential comfort and easy access to urban amenities. It is a rapidly growing area that has become increasingly popular among families and professionals seeking a serene lifestyle close to Washington, D.C.

Location & geography

Gainesville is situated approximately 40 miles southwest of Washington, D.C., making it an ideal location for commuters. Nearby cities include Manassas, located just 11 miles to the east, and Haymarket, which is about 5 miles to the south. The city encompasses a land area of 25.48 square miles and includes a water area of 0.88 square miles, contributing to its scenic landscapes.

Community & economy

The community of Gainesville is characterized by its friendly atmosphere and a variety of local businesses that cater to residents' needs. Many residents work in the technology and service industries, attracted by the area's growing employment opportunities. Daily life here often revolves around family-friendly activities, community events, and access to parks and recreational facilities.

Transportation

Gainesville is conveniently accessed via several major highways, including Interstate 66, which connects to the broader region. The closest airports are Dulles International Airport and Manassas Regional Airport, offering both commercial and general aviation services. Public transportation options are available, making commuting to nearby cities easier for residents.

History

Gainesville was established in the early 19th century and has seen significant development in recent years. Historically, the area was agricultural but has transformed into a bustling suburban community with new housing developments and shopping centers. Notable events include its rapid growth spurred by the expansion of the Washington, D.C. metropolitan area.

Did you know?

A little-known fact about Gainesville is that it is home to several preserved historical sites that reflect its rich history. Additionally, Gainesville hosts annual local events that celebrate its cultural heritage, attracting visitors from surrounding areas.

ZIP codes for Gainesville, VA (2)

ZIP code	City	County	Map
20155	Gainesville	Prince William	View map
20156	Gainesville	Prince William	View map

Demographics & statistics

37,106

Population

38.9

Median age

$147,295

Median household income

$55,607

Per capita income

$593,600

Median home value

$2,571

Median monthly rent

85.4%

Home ownership

3.4%

Poverty rate

3.0%

Unemployment

10,782

Housing units

54.7%

Bachelor's or higher

Age distribution

Male Female

1,363

Under 5

1,323

1,117

5–9

1,085

1,519

10–14

1,474

1,608

15–19

1,562

1,053

20–24

1,022

1,749

25–34

1,699

2,810

35–44

2,728

2,488

45–54

2,416

1,174

55–59

1,140

1,016

60–64

987

1,530

65–74

1,486

1,078

75–84

1,046

321

85+

312

← Male

Female →

Age summary

Group	Count	%
Under 18	9,862	26.6%
18 and over	27,244	73.4%
65 and over	5,773	15.6%
Median age	38.9 years

Race & ethnicity

White 55.7%

Asian 11.7%

Black or African American 11.6%

Two or more races 9.8%

Hispanic or Latino 7.9%

Other race 3.1%

American Indian / Alaska Native 0.3%

Group	Count	%
White	22,441	55.7%
Asian	4,695	11.7%
Black or African American	4,665	11.6%
Two or more races	3,928	9.8%
Hispanic or Latino	3,168	7.9%
Other race	1,259	3.1%
American Indian / Alaska Native	102	0.3%

Household income

Under $10k 2.4%

$10k–$15k 1.1%

$15k–$25k 1.1%

$25k–$35k 1.6%

$35k–$50k 4.6%

$50k–$75k 8.5%

$75k–$100k 8.9%

$100k–$150k 23.4%

$150k–$200k 20.1%

$200k+ 28.4%

Range	% of households
Under $10k	2.4%
$10k–$15k	1.1%
$15k–$25k	1.1%
$25k–$35k	1.6%
$35k–$50k	4.6%
$50k–$75k	8.5%
$75k–$100k	8.9%
$100k–$150k	23.4%
$150k–$200k	20.1%
$200k+	28.4%
Median income	$147,295

Housing

Home values

Under $50k 1.6%

$50k–$100k 0.4%

$100k–$150k 0.1%

$150k–$200k 0.4%

$200k–$300k 2.1%

$300k–$500k 27.7%

$500k–$1M 62.1%

$1M+ 5.7%

Housing overview

Metric	Value
Median home value	$593,600
Median rent / month	$2,571
Owner occupied	85.4%
Renter occupied	14.6%
Vacant	2.4%
Single-family detached	66.8%
Large apartment buildings	3.6%
Mobile homes	0.5%
Median rooms	8.1
Avg household size (owned)	2.97

Year built

Era	%
2020 or later	0.4%
2010–2019	18.0%
2000–2009	56.0%
1990–1999	14.5%
1980–1989	6.7%
1970–1979	1.7%
1960–1969	1.4%
1950–1959	0.3%
1940–1949	0.1%
1939 or earlier	1.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.6%
1 bedroom	2.0%
2 bedrooms	8.5%
3 bedrooms	34.2%
4 bedrooms	39.1%
5+ bedrooms	15.5%

Vehicles per household

Vehicles	% of households
No vehicle	2.3%
1 vehicle	21.0%
2 vehicles	49.3%
3 or more	27.5%

Heating fuel

Fuel type	%
Utility gas	76.0%
Electricity	19.6%
Propane / LP gas	2.6%
Fuel oil	0.6%
Wood	0.7%
No fuel used	0.6%

Households & families

Household type	Count	%
Married-couple family	8,474	69.0%
Cohabiting couple	228	1.9%
Male householder, no spouse	1,295	10.5%
Female householder, no spouse	2,281	18.6%
Households with children under 18	5,252	42.8%
Households with seniors (65+)	3,814	31.1%
Average household size	3.01

Marital status

Status	Male	Female
Never married	30.5%	21.5%
Married	60.2%	59.7%
Separated	1.6%	1.8%
Widowed	2.5%	8.0%
Divorced	5.3%	9.0%

Education

Less than 9th grade 1.8%

Some HS, no diploma 1.9%

HS graduate 15.7%

Some college, no degree 17.7%

Associate's degree 8.1%

Bachelor's degree 32.5%

Graduate / professional 22.2%

Metric	%
HS diploma or higher	96.3%
Bachelor's or higher	54.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	582	5.9%
Kindergarten	344	3.5%
Elementary school	4,023	40.5%
High school	2,529	25.4%
College / grad school	2,460	24.8%

Employment

Industry of employment

Professional & management 25.6%

Education & healthcare 18.9%

Public administration 10.2%

Arts, food & hospitality 8.5%

Retail trade 8.0%

Construction 7.3%

Finance & real estate 5.8%

Transportation & utilities 5.2%

Other services 3.6%

Manufacturing 3.0%

Information 2.7%

Wholesale trade 0.8%

Agriculture & mining 0.4%

Occupation

Category	%
Management, business & arts	54.1%
Service	14.7%
Sales & office	19.2%
Natural resources & construction	5.2%
Production & transportation	6.8%

Employment type

Type	%
Private sector	73.6%
Government	20.6%
Self-employed	5.5%
Unpaid family workers	0.3%

Commute

Method	%
Drive alone	68.0%
Carpool	8.0%
Public transit	2.1%
Walk	0.9%
Other means	1.2%
Avg commute (minutes)	37.2

Poverty

All people 3.4%

Under 18 years 2.8%

18 and over 3.6%

Married-couple families 1.3%

Female-led households 11.4%

Income support

Source	% of households
Social Security	28.2%
Retirement income	29.9%
Supplemental Security	3.4%
Cash public assistance	1.2%
Food stamps / SNAP	2.5%

Health indicators

Condition	%
High blood pressure	28.4%
High cholesterol	29.4%
Heart disease	4.2%
Stroke	1.9%
Asthma	8.2%
Arthritis	19.8%
Kidney disease	2.1%
Pulmonary disease	3.9%
Cancer	5.9%

Behavior / access	%
Binge drinking	15.4%
No physical activity	15.5%
Less than 7 hrs sleep	32.1%
Fair or poor health	8.9%
Poor mental health	11.7%
Poor physical health	6.6%
No health insurance	10.1%
Visited doctor (checkup)	76.6%
Visited dentist	76.3%
Cholesterol screening	92.5%
Teeth loss	6.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	3,179	11.7%

Disability	%
Any disability	8.1%
Under 18	2.4%
18–64 years	5.4%
65 and over	28.1%

Health insurance coverage

Type	%
Private insurance	87.1%
Public insurance	21.0%
Uninsured under 19	5.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	34,420	92.8%
Spanish	2,943	8.6%
Other Indo-European	1,001	2.9%
Asian & Pacific Islander	545	1.6%
Other languages	1,000	2.9%

Place of birth & citizenship

Origin	Count	%
Native born (US)	29,854	80.5%
Born in same state	28,884	77.8%
Born in different state	14,046	37.9%
Foreign born	970	2.6%
Naturalized citizen	7,252	19.5%
Not a US citizen	5,154	71.1%

Ancestry

Ancestry	Count	%
French	3,981	10.7%
Italian	3,937	10.6%
Arab	1,648	4.4%
Polish	219	0.6%
Norwegian	165	0.4%

Ancestry	Count	%
English	156	0.4%
German	120	0.3%
Irish	83	0.2%
Dutch	19	0.1%

Technology access

Metric	% of households
Computer access	33.1%
Internet access	97.4%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Gainesville, VA have?

Gainesville, VA has one ZIP code: 20155. Each ZIP code serves a distinct delivery area within the city and surrounding region.