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The total population of Fairfax County is estimated to be 1.15 million with 573,140 males (50.04%) and 572,214 females (49.96%). There are 926 less females than males in Fairfax County.
The median household income in Fairfax County was $144,814 in 2021, which marked an a decrease of 76(0.05%) from $144,890 in 2020. This income is 194.11% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Fairfax County sees its highest median household income among householders in the age group of 45 to 64 years old, at $179,303. Overall, the median household income for the county of Fairfax County stands at $145,164.
In Fairfax County, the median income for all workers aged 15 years and older, regardless of work hours, was $80,998 for males and $51,989 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $106,612 for males and $85,796 for females.
In Fairfax County, the demographic landscape is diverse, spanning 6 distinct racial categories among households. Among these, White households have the highest median household income at $159,373, while Some Other Race households represent the opposite end with the lowest median household income of $86,635.
In 2022, the population of Fairfax County was 1,138,331, a 0.29% decrease year-by-year from 2021. Previously, in 2021, Fairfax County's population was 1,141,645, a decline of 0.60% compared to a population of 1,148,558 in 2020.
The median age in Fairfax County, VA is 38.3, as per 2021 ACS 5-Year Estimates. Of the total population, 19.48% were under the age of 15, 18.69% aged 15 to 29, 48.21% aged 30 to 64, 12.24% aged 65 to 84, and 1.38% were 85 years of age and older.
Racial distribution of Fairfax County population: 56.64% are White, 9.82% are Black or African American, 0.36% are American Indian and Alaska Native, 20.05% are Asian, 0.06% are Native Hawaiian and other Pacific Islander, 5.46% are some other race and 7.60% are multiracial.