Duvall

County:: King County
County Seat:: No
Area (mi²):: 2.451
State:: Washington

Duvall is a city located in King County, Washington. Duvall has a 2025 population of 8,831. Duvall is currently growing at a rate of 1.81% annually and its population has increased by 9.77% since the most recent census, which recorded a population of 8,045 in 2020.

The average household income in Duvall is $201,000 with a poverty rate of 8.43%.The median age in Duvall is 36.2 years: 35.7 years for males, and 37 years for females.

Demographics

The racial composition of Duvall includes 67.06% White, 14.08% Asian, 7.59% other race, and smaller percentages for Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	5,552	67.06%
Asian	1,166	14.08%
Two or more races	882	10.65%
Other race	628	7.59%
Black or African American	51	0.62%

Duvall Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Duvall's average per capita income is $95,273. Household income levels show a median of $178,821. The poverty rate stands at 8.43%.

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	$219,107	-
Families	$192,130	$217,998
Households	$178,821	$201,000
Non Families	$88,438	$94,200

$95,273

Average Income

$178,821

Median Household Income

8.43%

Poverty Rate