Prince William County Flag

Prince William County

State:
Virginia
County Seat:
Manassas

Prince William County's estimated 2025 population is 494,896 with a growth rate of 0.53% in the past year according to the most recent United States census data. Prince William County is the 2nd largest county in Virginia. The 2010 population was 406,183 and has seen a growth of 21.84% since that time.

494,896
Total Population
1,477
Population Density (mi²)
2
Population Rank (State)
2.6K 0.53%
Annual Population Growth

Prince William County Population

Prince William County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Prince William County includes 46.62% White, 20.54% Black or African American, 9.82% Asian, 8.97% other race, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White225,95046.62%
Black or African American99,52720.54%
Two or more races64,66313.34%
Asian47,5829.82%
Other race43,4798.97%
Native American3,0490.63%
Native Hawaiian or Pacific Islander3750.08%

Prince William County Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Prince William County's average per capita income is $66,761. Household income levels show a median of $128,873. The poverty rate stands at 6.13%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$159,448$185,922
Families$141,710$168,106
Households$128,873$155,425
Non Families$84,433$102,479

$66,761

Average Income

$128,873

Median Household Income

6.13%

Poverty Rate