Kittitas County
Kittitas County has lower-than-average household income, with a median household income of $73,804. Population has grown 41% since 2000. Median home value has more than tripled since 2000, reaching $497,400. It sits in the top 10% of US counties for household income.
Population & growth
PEP 2025 EST:48,803 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
+ 1 more hispanic origin group with data
+ 38 more ancestry groups with data
Education
Commute & transportation
Work & employment
People & community
Places similar to Kittitas County
Compare Kittitas County to nearby counties
How many people live in Kittitas County, Washington?
Kittitas County, Washington has about 47,172 residents according to the 2024 American Community Survey.
What is the median household income in Kittitas County, Washington?
The typical household in Kittitas County, Washington earns about $73,804 a year. Half of households make more than that, and half make less.
Is Kittitas County, Washington expensive?
In Kittitas County, Washington, the median home is worth about $497,400, and the typical rent is about $1,341 a month.
How educated are people in Kittitas County, Washington?
About 37.0% of adults age 25 and over in Kittitas County, Washington hold a bachelor's degree or higher.
What is the poverty rate in Kittitas County, Washington?
About 14.4% of people in Kittitas County, Washington live below the federal poverty line.
Has Kittitas County, Washington grown since 1990?
Yes, Kittitas County, Washington has grown since 1990. The population has added about 20,447 residents, a change of about 77 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024