Lake Marcel-Stillwater

County:: King County
County Seat:: No
Area (mi²):: 1.277
State:: Washington

Lake Marcel-Stillwater is a CDP located in King County, Washington. Lake Marcel-Stillwater has a 2025 population of 1,426. Lake Marcel-Stillwater is currently growing at a rate of 0.71% annually and its population has increased by 5.94% since the most recent census, which recorded a population of 1,346 in 2020.

The average household income in Lake Marcel-Stillwater is $175,242 with a poverty rate of 5.74%.The median age in Lake Marcel-Stillwater is 39.4 years: 44.9 years for males, and 37.3 years for females.

Demographics

The racial composition of Lake Marcel-Stillwater includes 91.05% White, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,332	91.05%
Two or more races	72	4.92%
Asian	43	2.94%
Native American	16	1.09%

Lake Marcel-Stillwater Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Lake Marcel-Stillwater's average per capita income is $89,097. Household income levels show a median of $195,063. The poverty rate stands at 5.74%.

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	$196,219	-
Families	$195,313	$173,579
Households	$195,063	$175,242
Non Families	-	$130,355

$89,097

Average Income

$195,063

Median Household Income

5.74%

Poverty Rate