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ZIP Code 20155
Gainesville, VA, Prince William County
Population
37,486
Land area
25.5sq mi
People per sq mi
1,471
City
Gainesville
ZIP 20155 and nearby ZIP codes
ZIP 20155 at a glance
- ZIP 20155 (Gainesville) is about 6.7 times as dense as Virginia as a whole.
- Households here earn a median of $164,279 a year, 76% more than the Virginia figure of $93,170.
- A typical owner-occupied home is valued at $659,100 (72% above Virginia) and median rent is $2,642 a month.
Local data for ZIP 20155
Counts from official public data
Housing and community stats
ZIP 20155, American Community Survey 2020-2024
Median household income
$164,279
Poverty rate
2.7%
Median home value
$659,100
Prices +5.1% in a year
Median rent
$2,642/mo
Homeownership
85.9%
Bachelor's or higher
57.2%
Median age
40.4
Average commute
33.3 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
912
ZIP Business Patterns 2023
Employees
15,049
$713M annual payroll
PPP loans
$78.3M
960 loans
Campaign donations
$401K
17% D, 36% R, 2026 cycle
Environment and hazard risk
ZIP 20155, from FEMA, NOAA and EPA
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
Health statistics
Share of adults in ZIP 20155, CDC PLACES estimates
Obesity
30.3%
U.S. 33.3% -3.0 pts
Diabetes
10.5%
U.S. 12.1% -1.6 pts
Smoking
9.5%
U.S. 12.8% -3.3 pts
Uninsured (18-64)
6.7%
U.S. 11.1% -4.4 pts
Frequently asked questions
- What city is ZIP code 20155?
- ZIP code 20155 is in Gainesville, VA (Prince William County).
- What county is ZIP code 20155 in?
- ZIP code 20155 is mostly in Prince William County, Virginia.
- How many people live in ZIP code 20155?
- About 37,486 people live in the 20155 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.