Fairfax is a city located in Fairfax County, Virginia. Fairfax has a 2025 population of 26,880. It is also the county seat of Fairfax County. Fairfax is currently growing at a rate of 2.05% annually and its population has increased by 11.17% since the most recent census, which recorded a population of 24,179 in 2020.
The average household income in Fairfax is $170,219 with a poverty rate of 9.91%. The median age in Fairfax is 37.3 years: 35.7 years for males, and 38.1 years for females.
Data after 2023 is projected based on recent change
The racial composition of Fairfax includes 56.27% White, 18.05% Asian, 7.91% other race, 6.39% Black or African American, and smaller percentages for Native American and multiracial populations.
White (56.3%)
Asian (18.1%)
Two or more races (11.1%)
Other race (7.9%)
Black or African American (6.4%)
Native American (0.3%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 13,774 | 56.27% |
| Asian | 4,419 | 18.05% |
| Two or more races | 2,722 | 11.12% |
| Other race | 1,937 | 7.91% |
| Black or African American | 1,565 | 6.39% |
| Native American | 61 | 0.25% |
Married
Widowed
Divorced
Separated
Never Married
Fairfax's average per capita income is $74,617. Household income levels show a median of $132,774. The poverty rate stands at 9.91%.
Name | Median | Mean |
|---|---|---|
| Married Families | $188,036 | - |
| Families | $167,182 | $198,359 |
| Households | $132,774 | $170,219 |
| Non Families | $92,059 | $110,583 |
Average Income
Median Household Income
Poverty Rate