Fairfax

County:: Marin County
County Seat:: No
Area (mi²):: 2.228
State:: California

Fairfax is a town located in Marin County, California. Fairfax has a 2025 population of 7,304. Fairfax is currently declining at a rate of -0.76% annually and its population has decreased by -3.72% since the most recent census, which recorded a population of 7,586 in 2020.

The average household income in Fairfax is $178,623 with a poverty rate of 11.46%. The median age in Fairfax is 47.9 years: 47.6 years for males, and 48.7 years for females.

Demographics

The racial composition of Fairfax includes 82.72% White, 3.81% other race, and smaller percentages for Asian, Native Hawaiian or Pacific Islander, Black or African American, Native American and multiracial populations.

Population by Race

White

Two or more races

Other race

Asian

Native Hawaiian or Pacific Islander

Black or African American

Native American

Race	Population	Percentage (of total)
White	6,223	82.72%
Two or more races	558	7.42%
Other race	287	3.81%
Asian	225	2.99%
Native Hawaiian or Pacific Islander	141	1.87%
Black or African American	83	1.1%
Native American	6	0.08%

Fairfax Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Fairfax's average per capita income is $70,000. Household income levels show a median of $131,875. The poverty rate stands at 11.46%.

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	$207,596	-
Families	$173,038	$227,614
Households	$131,875	$178,623
Non Families	$65,898	$105,957

$70,000

Average Income

$131,875

Median Household Income

11.46%

Poverty Rate