Roslyn

County:: Kittitas County
County Seat:: No
Area (mi²):: 4.39
State:: Washington

Roslyn is a city located in Kittitas County, Washington. Roslyn has a 2025 population of 951. Roslyn is currently declining at a rate of -0.11% annually and its population has decreased by -0.73% since the most recent census, which recorded a population of 958 in 2020.

The average household income in Roslyn is $106,622 with a poverty rate of 5.2%.The median age in Roslyn is 43.8 years: 43.2 years for males, and 44.7 years for females.

Demographics

The racial composition of Roslyn includes 73.42% White, 6.56% Native American, and smaller percentages for Asian, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	649	73.42%
Two or more races	143	16.18%
Native American	58	6.56%
Asian	20	2.26%
Other race	14	1.58%

Roslyn Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Roslyn's average per capita income is $50,000. Household income levels show a median of $82,386. The poverty rate stands at 5.2%.

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	$106,196	-
Families	$103,750	$119,481
Households	$82,386	$106,622
Non Families	$47,829	$69,887

$50,000

Average Income

$82,386

Median Household Income

5.2%

Poverty Rate