Census tract · Prince William County
Census Tract 9012.31, Prince William County, Virginia
Census Tract 9012.31, GEOID 51153901231, in Prince William County, Virginia, mostly within Buckhall (98% of its census blocks). 7,405 residents in the ACS 2020-2024 5-year estimates (±731); the 2020 Census counted 7,144.
Residents, 2020-2024
7,405
±731 (90% margin)
2020 Census count: 7,144
Median household income
$180,647
±$26,699 (90% margin)
Prince William County: $131,402
Median home value
$660,700
±$26,892 (90% margin)
Prince William County: $530,100
Median gross rent
$2,394
±$510 (90% margin)
Prince William County: $2,067
Where is Census Tract 9012.31?
Census Tract 9012.31 is one of 93 census tracts in Prince William County, Virginia. It covers 7.26 square miles of land, 985 residents per square mile in 2020. Its GEOID, 51153901231, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Buckhall | 98% |
11 census tracts border Census Tract 9012.31: Tract 4925 in Fairfax County ($250,000 or more), Tract 9012.19 ($221,964), Tract 9012.32 ($198,558), Tract 9012.33 ($210,461), Tract 9019 ($109,671), Tract 9102.02 in Manassas city ($126,961), Tract 9103.01 in Manassas city ($100,729), Tract 9103.02 in Manassas city ($74,951), Tract 9201 in Manassas Park city ($99,968), Tract 9202.01 in Manassas Park city ($86,250) and Tract 9202.02 in Manassas Park city ($106,144). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 9012.31?
The 2020-2024 American Community Survey puts Census Tract 9012.31's population at 7,405 (±731) in 2,346 households; the 2020 Census counted 7,144 residents and 2,368 housing units.
| Measure | Tract 9012.31 | Buckhall |
|---|---|---|
| Total population | 7,405 ±731 | 21,602 |
| Households | 2,346 ±161 | 6,706 |
| Average household size | 3.07 ±0.26 | 3.19 |
| Housing units | 2,457 ±185 | 6,868 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 9012.31?
The median resident of Census Tract 9012.31 is 37.4 years old; 28.7% are under 18 and 13.2% are 65 or older. The largest group is non-Hispanic white residents at 53.6%, then Hispanic or Latino residents (of any race) at 22.1%. 19.2% of residents were born outside the United States.
| Measure | Tract 9012.31 | Buckhall |
|---|---|---|
| Median age | 37.4 ±4.2 | 38.7 |
| Under 18 years | 28.7% ±4.6 pts | 26.6% |
| 65 years and over | 13.2% ±2.3 pts | 11.7% |
| Hispanic or Latino (any race) | 22.1% ±11.3 pts | 21.5% |
| White alone, not Hispanic | 53.6% ±9.3 pts | 55.4% |
| Black or African American alone, not Hispanic | 9.5% ±4.6 pts | 8.9% |
| Asian alone, not Hispanic | 7.5% ±2.0 pts | 7.6% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.5 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.5 pts | 0.0% |
| Two or more races, not Hispanic | 7.2% ±3.8 pts | 6.6% |
| Some other race alone, not Hispanic | 0.0% ±0.5 pts | 0.1% |
| Born outside the United States | 19.2% ±5.7 pts | 18.0% |
| Speak a language other than English at home (age 5+) | 24.7% ±6.9 pts | 26.5% |
| Civilian veterans (age 18+) | 12.0% ±3.5 pts | 12.4% |
| With a disability | 8.3% ±2.5 pts | 8.7% |
| No health insurance coverage | 1.3% ±0.9 pts | 3.8% |
| High school graduate or higher (age 25+) | 96.2% ±2.1 pts | 93.8% |
| Bachelor's degree or higher (age 25+) | 58.9% ±7.6 pts | 52.9% |
| Graduate or professional degree (age 25+) | 24.0% ±4.9 pts | 22.6% |
| Lived in the same house a year earlier | 83.9% ±6.1 pts | 91.1% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Census Tract 9012.31 earn?
Half of the 2,346 households in Census Tract 9012.31 earn less than $180,647 a year (±$26,699), against $131,402 across Prince William County: 22nd highest of the county's 92 tracts with a reliable estimate. 6.1% of residents live below the poverty line.
| Measure | Tract 9012.31 | Buckhall |
|---|---|---|
| Median household income | $180,647 ±$26,699 | $180,021 |
| Mean household income | $194,761 ±$21,241 | $191,916 |
| Per capita income | $61,673 ±$6,533 | $60,384 |
| People below the poverty line | 6.1% ±3.9 pts | 6.0% |
| Children under 18 below the poverty line | 7.4% ±8.4 pts | 7.0% |
| Households receiving SNAP | 0.9% ±1.5 pts | 4.1% |
| Households with a computer | 95.8% ±3.5 pts | 97.6% |
| Households with a broadband subscription | 93.7% ±4.2 pts | 96.6% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Census Tract 9012.31?
Owners occupy 80.7% of Census Tract 9012.31's occupied homes and renters 19.3%. The median owner-occupied home is valued at $660,700 by its owner (±$26,892). The median renter pays $2,394 a month including utilities.
| Measure | Tract 9012.31 | Buckhall |
|---|---|---|
| Median home value (owner-occupied) | $660,700 ±$26,892 | $635,500 |
| Median gross rent | $2,394 ±$510 | $2,478 |
| Renters paying 35% or more of income on rent | 27.9% ±22.2 pts | 43.0% |
| Median monthly owner costs, with a mortgage | $3,021 ±$240 | $2,988 |
| Owner-occupied homes | 80.7% ±6.1 pts | 89.0% |
| Renter-occupied homes | 19.3% ±6.1 pts | 11.0% |
| Housing units | 2,457 ±185 | 6,868 |
| Single-family detached homes | 78.0% ±8.4 pts | 81.1% |
| Mobile homes | 0.0% ±1.6 pts | 0.1% |
| Built 2020 or later | 4.8% ±3.5 pts | 3.9% |
| Built 2010 to 2019 | 18.8% ±5.6 pts | 16.4% |
| Built 1939 or earlier | 1.1% ±1.3 pts | 1.3% |
| Households with no vehicle | 4.7% ±3.3 pts | 2.1% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How do people in Census Tract 9012.31 get to work?
61.7% of Census Tract 9012.31's workers drive alone and 26.4% work from home. The average trip to work takes 41.2 minutes. The unemployment rate in 2020-2024 averaged 2.9%.
| Measure | Tract 9012.31 | Buckhall |
|---|---|---|
| In the labor force (age 16+) | 71.0% ±3.4 pts | 72.3% |
| Unemployment rate | 2.9% ±1.9 pts | 3.5% |
| Drove alone to work | 61.7% ±7.8 pts | 61.5% |
| Carpooled | 3.1% ±3.2 pts | 7.4% |
| Public transportation | 7.8% ±4.0 pts | 4.1% |
| Walked | 0.0% ±1.1 pts | 0.0% |
| Worked from home | 26.4% ±6.7 pts | 26.0% |
| Mean travel time to work | 41.2 min ±4.1 | 39.3 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
How does Census Tract 9012.31 compare with the other tracts in Prince William County?
Among Prince William County's tracts with a reliable estimate, Census Tract 9012.31 ranks as shown below (1 = highest).
| Measure | In Prince William County | In Buckhall |
|---|---|---|
| Population | 11th of 92 | 1st of 4 |
| Residents per square mile | 80th of 93 | 3rd of 4 |
| Median household income | 22nd of 92 | 3rd of 4 |
| Per capita income | 22nd of 92 | 1st of 4 |
| Median home value | 19th of 91 | 2nd of 4 |
| Median gross rent | 29th of 85 | 2nd of 4 |
| Poverty rate | 20th of 29 | 2nd of 3 |
| Bachelor's degree or higher | 15th of 92 | 1st of 4 |
| Median age | 34th of 92 | 3rd of 4 |
| Owner-occupied share | 55th of 91 | 4th of 4 |
The tracts next to it on Prince William County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 9013.06 | 19th | $187,757±$17,044 · within the margin of this tract |
| Tract 9015.03 | 20th | $185,917±$19,153 · within the margin of this tract |
| Tract 9010.10 | 21st | $182,756±$22,957 · within the margin of this tract |
| Tract 9012.31 | 22nd | $180,647±$26,699 |
| Tract 9014.15 | 23rd | $180,294±$42,377 · within the margin of this tract |
| Tract 9012.26 | 24th | $177,969±$26,847 · within the margin of this tract |
| Tract 9013.05 | 25th | $176,667±$44,856 · within the margin of this tract |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 9012.31?
Every figure for Census Tract 9012.31 on this page has a coefficient of variation under 40%, the Census Bureau's threshold for a usable estimate.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections