Sunday Lake

County:: Snohomish County
County Seat:: No
Area (mi²):: 3.327
State:: Washington

Sunday Lake is a CDP located in Snohomish County, Washington. Sunday Lake has a 2025 population of 1,297. Sunday Lake is currently growing at a rate of 3.43% annually and its population has increased by 36.96% since the most recent census, which recorded a population of 947 in 2020.

The average household income in Sunday Lake is $149,188 with a poverty rate of 9.93%. The median age in Sunday Lake is 41 years: 41.3 years for males, and 39.8 years for females.

Demographics

The racial composition of Sunday Lake includes 80.31% White, 4.96% other race, 3.72% Asian, and smaller percentages for Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	971	80.31%
Two or more races	133	11%
Other race	60	4.96%
Asian	45	3.72%
Black or African American	0	0%
Native American	0	0%
Native Hawaiian or Pacific Islander	0	0%

Sunday Lake Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Sunday Lake's average per capita income is $56,094. Household income levels show a median of $110,491. The poverty rate stands at 9.93%.

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	$210,000	-
Families	$115,625	$166,549
Households	$110,491	$149,188
Non Families	-	$51,975

$56,094

Average Income

$110,491

Median Household Income

9.93%

Poverty Rate