Prince William County, VA demographics:
population, income, and more

Total population
488,880
0.9% year-over-year change
Median household income
$131,402/yr
2.0% year-over-year change
Housing units
161,852
1.0% year-over-year change

Prince William County population

How many people live in Prince William County

Prince William County is home to 488,880 residents, according to the most recent Census data. Gender-wise, 50.2% of Prince William County locals are male, and 49.8% are female.

Total population
488,880
0.9% year-over-year change
Gender ratio
Male
50.2%
245,572
Female
49.8%
243,308
Value Percent YoY change
Male 245,572 50.2% 0.8%
Female 243,308 49.8% 1.0%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Prince William County is 36, with the population distributed as follows: about 21.7% are children under 15, then 13.6% are in the 15 to 24 age group. Adults between 25 and 44 make up 27.8% of the population, while another 25.6% fall into the 45 to 64 bracket. Finally, around 11.3% are 65 or older.

Median age
36.3
Age breakdown
Under 15
21.7%
15 to 24
13.6%
25 to 44
27.8%
45 to 64
25.6%
Over 65
11.3%
Value Percent YoY change
Under 15 106,041 21.7% -0.2%
15 to 24 66,594 13.6% 1.3%
25 to 44 135,712 27.8% 0.1%
45 to 64 125,255 25.6% 0.7%
Over 65 55,278 11.3% 4.9%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Prince William County, 70.5% of the population are US-born citizens, while 18.4% have gained naturalized citizenship. At the same time, 11.2% of residents are non-citizens. As for race, 43.2% of locals are Caucasian, 20% are African American and 10% have Asian roots. Another 0.7% are Indigenous American, 0.1% are Pacific Islanders, while 10% identify as another race. There’s also a share of 16% that includes residents with two or more races.

Citizenship
U.S.-born citizens
70.5%
Non-U.S.-born citizens
18.4%
Non-citizens
11.2%
Value Percent YoY change
U.S.-born citizens 344,597 70.5% 0.7%
Non-U.S.-born citizens 89,758 18.4% 1.1%
Non-citizens 54,525 11.2% 1.5%
Racial breakdown
White
43.2%
Black or African American
20%
American Indian and Alaska Native
0.7%
Asian
10%
Native Hawaiian and other Pacific Islander
0.1%
Two or more races
16%
Other
10%
Value Percent
White 211,371 43.2%
Black or African American 97,931 20%
American Indian and Alaska Native 3,271 0.7%
Asian 48,981 10%
Native Hawaiian and other Pacific Islander 390 0.1%
Two or more races 78,120 16%
Other 48,816 10%

Households in Prince William County

A peek inside Prince William County households

Prince William County has 156,798 households, with an average of 3 members in each. Of these, 75.9% are families, while the remaining 24.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
156,798
1.4% year-over-year change
Average people per household
3
Non-family households
37,823
Family households
118,975
Value Percent YoY change
Non-family households 37,823 24.1% 2.7%
Family households 118,975 75.9% 1.0%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Prince William County

The housing landscape of Prince William County

Prince William County's housing consists of 161,852 units, with 54.7% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 26.4% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.9% of the housing landscape.

Housing units
161,852
1.0% year-over-year change
Housing types
Value Percent
1 unit, detached 88,499 54.7%
1 unit, attached 42,659 26.4%
2 units 1,259 0.8%
3 or 4 units 2,494 1.5%
5 to 9 units 3,999 2.5%
10 to 19 units 13,079 8.1%
20 to 49 units 2,399 1.5%
50 or more units 6,011 3.7%
Mobile home 1,453 0.9%
Homes built since 2020
2,961
75.2% year-over-year change

The age of buildings in Prince William County

In Prince William County, the median construction year is 1995. About 1.2% of homes were built before the 1940s, with another 0.6% going up by 1949. Most development happened in the second half of the 20th century. Then, 25.9% of homes were added from 2000 to 2009, 13.6% between 2010 and 2019, and 1.8% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,941 1.2% -2.6%
Built between 1940 and 1949 1,015 0.6% 1.5%
Built between 1950 and 1959 4,095 2.5% -7.4%
Built between 1960 and 1969 10,556 6.5% 1.8%
Built between 1970 and 1979 21,556 13.3% -1.8%
Built between 1980 and 1989 28,840 17.8% 1.2%
Built between 1990 and 1999 26,958 16.7% -1.4%
Built between 2000 and 2009 41,975 25.9% -0.2%
Built between 2010 and 2019 21,955 13.6% 4.9%
Built in 2020 or later 2,961 1.8% 75.2%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Prince William County occupancy rates

Out of the 156,798 occupied housing units in Prince William County, 74.3% are owner-occupied, while 25.7% are lived in by tenants. Meanwhile, 3.1% of all homes on the local market sit vacant.

Occupied housing units
156,798
1.4% year-over-year change
Occupancy breakdown
Renter occupied
40,363
Owner occupied
116,435
Value Percent YoY
change
Renter occupied 40,363 25.7% 1.9%
Owner occupied 116,435 74.3% 1.2%
Unoccupied housing units
3.1%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Prince William County housing costs

Housing costs in Prince William County come to a median of $2,264 per month, while tenants specifically pay a median gross rent of $2,067.

Median housing costs per month
$2,264/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Prince William County
$2,067/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Prince William County

Prince William County education at a glance

About 27.2% of the population in Prince William County went to high school, while 18.5% pursued college studies. Another 7.7% earned an associate degree and 25.1% hold a bachelor’s. Meanwhile, 16% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 19,595 5.4% 6.2%
High school diploma 97,824 27.2% 1.9%
College diploma 66,711 18.5% -3.6%
Associate degree 27,623 7.7% 0.4%
Bachelor's degree 90,375 25.1% 3.5%
Graduate degree 57,610 16% 0.9%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Prince William County

How much people earn in Prince William County

The average annual household income in Prince William County was $157,635 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +1.4% change from the previous year. At the same time, the median income stood at $131,402, reflecting a +2% shift over the same period.

Average household income in Prince William County
$157,635/year
1.4% year-over-year change
Median household income in Prince William County
$131,402/year
2.0% year-over-year change

Prince William County income by age

In Prince William County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $129,325. Those with someone between 45 and 64 in charge, often well established professionally, earn $155,789 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $66,110, while those led by someone over 65, many of whom may be retired, have about $100,973 in earnings. Overall, 93.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $66,110 5.2%
25 - 44 $129,325 1.4%
45 - 64 $155,789 4.2%
Over 65 $100,973 1.3%
Above poverty level
448,186
Below poverty level
29,532
Value Percent YoY
change
Above poverty level 448,186 93.8% 1.0%
Below poverty level 29,532 6.2% 1.7%

Employment in Prince William County

Workforce and job types in Prince William County

The job market in Prince William County is powered by 250,244 working residents, spread across a range of industries and roles. 83.7% of the working population are employed in professional or administrative positions, while 16.3% are in hands-on or service-based jobs. Also, 8.6% run their own businesses, 59.8% are employed by private companies, and 23.9% work in the public sector.

Workforce demographics

Working population
250,244
0.4% year-over-year change
White collar
209,358
Blue collar
40,886
Value Percent YoY change
White collar 209,358 83.7% 0.8%
Blue collar 40,886 16.3% -1.9%
Employer type
Self employees
8.6%
Private companies
59.8%
Governmental workers
23.9%
Not for profit companies
7.7%
Value Percent YoY change
Self employees 21,490 8.6% 1.8%
Private companies 149,724 59.8% -0.1%
Governmental workers 59,740 23.9% 0.6%
Not for profit companies 19,290 7.7% 1.7%
Unemployment rate
4.8%
8.4% year-over-year change

Available workforce

The unemployment rate in Prince William County stands at 4.8%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Prince William County

How people get around in Prince William County

In Prince William County, the average commute time is 36 minutes. Commuting methods vary: 75.2% of residents travel by personal vehicle and 1.3% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
36 min
-2.9% year-over-year change
Means of transportation
Value Percent YoY change
Car 189,722 75.2% -1.4%
Taxicab 914 0.4% 17.6%
Bus or trolleybus 2,968 1.2% -13.3%
Subway or elevated 656 0.3% N/A
Railroad 2,327 0.9% -9.4%
Ferryboat 83 0% 137.1%
Motorcycle 421 0.2% 53.6%
Bicycle 207 0.1% -24.2%
Walk 3,270 1.3% 10.7%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Prince William County by zipcode?

Zipcode Population Number of households Median income Average income
20136 32,325 9,405 $183,750 $196,416
20137 1,938 660 $191,974 $208,965
20143 1,070 340 $176,250 $238,245
20155 37,486 12,660 $164,279 $182,564
20169 28,089 9,372 $203,051 $224,605
20181 10,774 3,310 $164,167 $192,577
20109 45,444 15,018 $89,962 $105,766
20110 49,890 15,920 $118,486 $141,681
20111 38,124 11,816 $113,879 $141,497
20112 30,500 9,470 $195,467 $214,097

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FAQs about Prince William County demographics 

What is the total population of Prince William County?

Prince William County has a total population of 488,880 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.9% compared to a year ago.

What is the gender ratio in Prince William County?

The gender ratio in Prince William County is as follows:
  • 50.2% males (245,572 residents)
  • 49.8% females (243,308 residents)

What is the median age in Prince William County?

The median age in Prince William County is 36.3.

What is the age distribution of the population in Prince William County?

The age distribution in Prince William County is as follows:
  • Under 15: 21.7% (106,041 residents)
  • Ages 15-24: 13.6% (66,594 residents)
  • Ages 25-44: 27.8% (135,712 residents)
  • Ages 45-64: 25.6% (125,255 residents)
  • Over 65: 11.3% (55,278 residents)

What is the racial and ethnic makeup of Prince William County?

The racial and ethnic makeup of Prince William County is as follows:
  • White: 43.2% (211,371 residents)
  • Black or African American: 20% (97,931 residents)
  • American Indian and Alaska Native: 0.7% (3,271 residents)
  • Asian: 10% (48,981 residents)
  • Native Hawaiian and Other Pacific Islander: 0.1% (390 residents)
  • Two or More Races: 16% (78,120 residents)
  • Other: 10% (48,816 residents)

What percentage of the population in Prince William County are U.S.-born citizens?

U.S.-born citizens represent 70.5% of the population in Prince William County.

How many housing units are there in Prince William County?

There are 161,852 housing units in Prince William County, reflecting a +1.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Prince William County and what is the average household size?

Prince William County has a total of 156,798 households, with an average of 3 people in each.

What is the median household income in Prince William County?

Prince William County has a median household income of $131,402, representing a +2.0% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Prince William County?

The employment rate is 95.2% in Prince William County, with a workforce of 250,244 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 83.7% (209,358 residents)
  • Blue-collar workers: 16.3% (40,886 residents)

Places of employment:
  • Self-employed: 8.6% (21,490 residents)
  • Private companies: 59.8% (149,724 residents)
  • Governmental workers: 23.9% (59,740 residents)
  • Not-for-profit companies: 7.7% (19,290 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025