Fairfax Flag

Fairfax

County:
Fairfax County
County Seat:
Yes
Area (mi²):
6.241
State:
Virginia

Fairfax is a city located in Fairfax County, Virginia. Fairfax has a 2026 population of 27,420. It is also the county seat of Fairfax County. Fairfax is currently growing at a rate of 2.01% annually and its population has increased by 13.4% since the most recent census, which recorded a population of 24,179 in 2020.

The median household income in Fairfax is $132,348 with a poverty rate of 9.1%. The median age in Fairfax is 36.6 years: 35.1 years for males, and 37.9 years for females. For every 100 females there are 96.9 males.

27.4K
Total Population
4,394
Density (mi²)
540 2.01%
Growth

Fairfax Population

Fairfax Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202627,4205402.01%
202526,8805402.05%
202426,3409143.59%
202325,4266012.42%
202224,8254641.9%
202124,3612140.89%
202024,1798853.8%
201923,294380.16%
201823,256-18-0.08%
201723,274-31-0.13%
201623,305580.25%
201523,247-77-0.33%
201423,324830.36%
201323,2413371.47%
201222,9044371.95%
201122,467-149-0.66%
201022,616510.23%
200021,4981,8769.56%
199019,6222321.2%
198019,390-3,337-14.68%
197022,7279,14267.29%
196013,58511,685615%
19501,90090090%
19401,00000%

Median Age

Overall: 36.6 years
Female: 37.9 years
Male: 35.1 years

Fairfax Adults

There are 18,816 adults, (3,518 of whom are seniors) in Fairfax.

Sex Ratio

Female: 12,709 (50.8%)
Male: 12,317 (49.2%)

Demographics

The racial composition of Fairfax includes 52.81% White, 18.37% Asian, 10.78% other race, 6.33% Black or African American, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White13,21552.81%
Asian4,59718.37%
Two or more races2,87111.47%
Other race2,69710.78%
Black or African American1,5856.33%
Native American610.24%
Race
Population ↓
Percentage (of total)
Other race2,4389.74%
Two or more races1,8507.39%
White4151.66%
Native American250.1%
Race
Population ↓
Percentage (of total)
White12,80051.15%
Asian4,59718.37%
Black or African American1,5856.33%
Two or more races1,0214.08%
Other race2591.03%
Native American360.14%

Fairfax Marital Status

Economics and Income Statistics

Fairfax 's average per capita income is $75,015. Household income levels show a median of $132,348. The poverty rate stands at 9.1%.

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$196,574-
Families$183,193$213,322
Households$132,348$178,337
Non Families$82,418$112,373

$75,015

Average Income

$132,348

Median Household Income

9.1%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)