Belfair

County:: Mason County
County Seat:: No
Area (mi²):: 7.369
State:: Washington

Belfair is a CDP located in Mason County, Washington. Belfair has a 2025 population of 4,236. Belfair is currently growing at a rate of 0.47% annually but its population has decreased by -7.04% since the most recent census, which recorded a population of 4,557 in 2020.

The average household income in Belfair is $95,990 with a poverty rate of 4.72%. The median age in Belfair is 31.5 years: 33.1 years for males, and 31.4 years for females.

Demographics

The racial composition of Belfair includes 63.75% White, 14.74% other race, 5.02% Black or African American, 3.02% Asian, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Other race

Two or more races

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	2,933	63.75%
Other race	678	14.74%
Two or more races	613	13.32%
Black or African American	231	5.02%
Asian	139	3.02%
Native American	7	0.15%
Native Hawaiian or Pacific Islander	0	0%

Belfair Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Belfair's average per capita income is $59,875. Household income levels show a median of $74,477. The poverty rate stands at 4.72%.

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	$81,971	-
Families	$77,994	$106,059
Households	$74,477	$95,990
Non Families	-	$75,999

$59,875

Average Income

$74,477

Median Household Income

4.72%

Poverty Rate