Kittitas County, Washington
Kittitas County, Washington, has 48,803 residents (July 2025 estimate). Its county seat is Ellensburg. It uses Pacific Time and covers 2,297 sq mi (5,950 km²) of land.
- Resident population, July 2025
- 48,803
- Land area
- 2,297 sq mi (5,950 km²)
- County seat or government
- Ellensburg
- Time zone
- Pacific TimeUTC-08:00 in January; UTC-07:00 in July
- Median household income
- $73,804 ± $4,984
- Median home value
- $497,400 ± $18,977
- Median rent, with utilities
- $1,341 ± $52
- Homes lived in by their owners
- 61.5% ± 1.6 points
- County type
- County
- Metro or micro area
- Ellensburg, WA micro areaCentral county
- Water area
- 35.7 sq mi (92.5 km²)
- State
- Washington
- County code (FIPS)
- 53037
- Coordinates (central point)
- 47.124441, -120.676709
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Kittitas County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Pacific TimeAmerica/Los_Angeles | UTC-08:00 in January; UTC-07:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
- 9892634,353 people
- 9890131,366 people
- 989227,688 people
- 988281,898 people
- 989411,076 people
- 98940858 people
- 98925850 people
- 98934775 people
- 98943579 people
- 98068482 people
- 98946398 people
- 9895061 people
12 ZIP Code areas overlap Kittitas County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
Kittitas County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
School districts in Kittitas County, largest first
- Ellensburg School District29,564 people
- Selah School District20,925 people
- Cle Elum-Roslyn School District9,671 people
- Naches Valley School District8,765 people
- Kittitas School District4,179 people
- Thorp School District1,504 people
- Easton School District1,398 people
- Damman School District781 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Ellensburg, Washington (city)20,874 people
- Cle Elum, Washington (city)1,905 people
- Kittitas, Washington (city)1,221 people
- Roslyn, Washington (city)1,076 people
- Easton, Washington (CDP)647 people
- South Cle Elum, Washington (town)579 people
- Snoqualmie Pass, Washington (CDP)428 people
- Thorp, Washington (CDP)230 people
- Ronald, Washington (CDP)119 people
- Vantage, Washington (CDP)0 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Yakima County, Washington46 mi south
- Chelan County, Washington51 mi north
- Grant County, Washington57 mi east
- King County, Washington60 mi northwest
- Douglas County, Washington63 mi northeast
Before using this answer on a form
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