Fairfax Population

2015–2026

1,090

2026 projection

4.8% since 2020 (decrease)

02004006008001K1.2K1.4K201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Fairfax. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20261,090+686.65%
20251,022+1367.40%
2023886+60.68%
2022880-33427.51%
20211,214+696.03%
20201,145+27231.16%
2019873-555.93%
2018928+333.69%
2017895+19227.31%
201670300.00%

Showing 10 of 11 years.

Fairfax Demographics

40.3median age

Median age

Female44 yrs
Male40.2 yrs

Adults

929
217 seniors · 23%712 other adults

Sex

Female 53.1% · 584Male 46.9% · 515

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 11 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Fairfax Income

$71,250median household income

Median household income

$71,250

Half of households earn more, half earn less

Median earnings

$42,301

Typical yearly pay for a worker 25 or older.

Poverty rate

13.9%

About 1 in 7 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Fairfax Marital Status

62% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married62%72%54%
Never married14%23%7%
Divorced22%5%34%
Widowed2%0%3%
Separated<1%0%1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201