Fairfax Population

2010–2026

1,763

2026 projection

0.2% since 2020 (decrease)

05001K1.5K2K201020122014201620182020202220242026

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.
20261,763-10.06%
20251,764+10.06%
20241,763+100.57%
20231,753+50.29%
20221,748-110.63%
20211,759-70.40%
20201,766+623.64%
20191,704-20.12%
20181,706-30.18%
20171,709+40.23%

Showing 10 of 17 years.

Fairfax Demographics

35.9median age

Median age

Female39.5 yrs
Male33.7 yrs

Adults

1,215
202 seniors · 17%1,013 other adults

Sex

Female 50.4% · 789Male 49.6% · 777

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 16 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

$75,000median household income

Median household income

$75,000

Half of households earn more, half earn less

Median earnings

$54,697

Typical yearly pay for a worker 25 or older.

Poverty rate

4.1%

About 1 in 24 residents

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

Fairfax Marital Status

45% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married45%46%44%
Never married33%39%27%
Divorced15%12%19%
Widowed6%4%9%
Separated<1%0%1%

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