Prince William County, Virginia Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 2nd-largest in Virginia
The population of Prince William County, Virginia is 484,625 as of the 2023 American Community Survey, making it the 2nd-largest county in Virginia. The median household income is $128,873, the median home value is $500,600, and the median age is 36.0.
The population of Prince William County has grown 22.4% since 2010 (406,183 → 497,003), a +1.45% annualized rate.
484,625
Population
+1.45%
Annual growth
1446
People / sq mi
$128,873
Median Income
$500,600
Median Home Value
Prince William County covers 335 sq mi of land at 1445.5 people per square mile.
About Prince William County, VA
Prince William County is a county in Virginia with a population of 484,625. It ranks #2 among counties in Virginia by population. The median age is 36.0, younger than the national median. The population is 50.3% male and 49.7% female.
The median household income in Prince William County is $128,873, above the US median of $74,580. 4.5% of residents live below the federal poverty level. Home values sit at a median of $500,600, with monthly rent averaging $2,002. The homeownership rate of 74.4% is higher than the national rate of 64.8%.
Educational attainment in Prince William County reflects 44.5% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 17.5% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 37.5 minutes each way.
Prince William County Population History (2010-2024)
The county of Prince William County had a population of 406,183 in 2010 and 497,003 in 2024, a 22.4% growth over 14 years. The peak was 497,003 in 2024. Average annual growth rate: 1.45%.
497,003
Population (2024)
406,183
Population (2010)
497,003
Peak (2024)
1.45%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 406,183 |
| 2011 | 419,149 |
| 2012 | 429,716 |
| 2013 | 437,900 |
| 2014 | 444,004 |
| 2015 | 451,242 |
| 2016 | 456,805 |
| 2017 | 463,400 |
| 2018 | 466,658 |
| 2019 | 471,774 |
| 2020 | 482,863 |
| 2021 | 485,433 |
| 2022 | 487,523 |
| 2023 | 491,578 |
| 2024 | 497,003 |
Race & Ethnicity
| White | 46.6% |
| Black or African American | 20.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.9% |
| Two or More Races | 0.0% |
Age & Sex
36.0
Median Age
49.7%
Female
50.3%
Male
10.9%
Age 65+
Age Distribution
Children (under 15): 21.9% · Seniors (65+): 10.9%
Income & Poverty
| Median household income | $128,873+$37,899 vs state |
| Mean household income | $155,425 |
| Per-capita income | $50,883 |
| Poverty rate | 4.5%-2.3% vs state |
| Unemployment rate | 3.1% |
| Employment-to-population | 67.2% |
Top Industries by Employment
The largest employment sector in Prince William County is professional & business services, accounting for 19.7% of workers.
How residents commute
2.7%
Drive alone
1.2%
Carpool
66.7%
Public transit
17.5%
Work from home
37.5 min
Avg commute
Housing
$500,600+$139,900 vs state
Median home value
$2,002
Median rent
74.4%
Homeownership rate
160,256
Total housing units
96.5%
Occupied
3.5%
Vacant
25.6%
Renter-occupied
Social & access
89.9%
With health insurance
98.4%
With broadband internet
34.9%
Foreign-born
11.7%
Veterans (18+)
8.7%
With a disability
63.6%
Speak language other than English at home
Education
90.2%
High School+
44.5%
Bachelor's+
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Other counties in Virginia
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County rankings
Common questions about Prince William County, VA
Frequently Asked Questions
Prince William County, Virginia has a population of 484,625 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 2nd-largest county in Virginia. Population density is 1446 people per square mile.
The population of Prince William County has grown 22.4% since 2010 (406,183 → 497,003), a +1.45% annualized rate.
The median household income in Prince William County, Virginia is $128,873, with mean (average) household income of $155,425 and per-capita income of $50,883. 4.5% of residents live below the federal poverty level.
In Prince William County, the largest racial and ethnic groups are White (46.6%), Black or African American (20.5%), Hispanic or Latino (1.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Prince William County, Virginia is 36.0 years. Residents are 49.7% female and 50.3% male.
The median home value in Prince William County is $500,600 and median monthly rent is $2,002. 74.4% of occupied housing units are owner-occupied. The county has 160,256 total housing units, 3.5% of which are vacant.
The largest employment sector in Prince William County, Virginia is professional, scientific, and management services, employing 19.7% of workers. The unemployment rate is 3.1%.
Virginia Beach is among the largest cities associated with Prince William County, Virginia, with a population of 457,066.
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Full rankings of Virginia counties
Statewide data for Virginia
Population, race, income, age, and trends across Virginia
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.