Kittitas County, WA Demographics & ZIP Codes
Kittitas County, Washington demographics and median household income by ZIP code — 10 ZIP codes — population 44,696 — avg. income $87,562 — avg. home value $516,922. Compare income, housing, and ZIP-level data on US5.
Kittitas County demographics
Kittitas County, Washington covers 10 ZIP codes, with a combined ZIP-area population of about 44,696.
Median household income in Kittitas County
The average median household income across ZIP codes in Kittitas County, Washington is about $87,562 — about even with the WA ZIP average ($87,083), and about 17% above the U.S. median ($75,149).
Among ZIPs with income data, 98940 (Ronald) is near the top at about $122,801, while 98934 (Kittitas) is near the bottom at about $59,250.
Housing in Kittitas County
For housing in Kittitas County, Washington, the average median home value is about $516,922 and the average median rent is about $1,238.
The most populous ZIP is 98926 (Ellensburg) with about 31,883 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Kittitas County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 98926 | Ellensburg | Kittitas County | WA | 31,883 | $66,826 | $425,600 |
| 98922 | Cle Elum | Kittitas County | WA | 7,915 | $72,962 | $624,800 |
| 98925 | Easton | Kittitas County | WA | 1,240 | $115,755 | $782,500 |
| 98941 | Roslyn | Kittitas County | WA | 884 | $82,386 | $464,100 |
| 98934 | Kittitas | Kittitas County | WA | 803 | $59,250 | $283,000 |
| 98943 | South Cle Elum | Kittitas County | WA | 707 | $60,268 | $375,000 |
| 98940 | Ronald | Kittitas County | WA | 461 | $122,801 | $491,000 |
| 98068 | Snoqualmie Pass | Kittitas County | WA | 442 | — | $760,800 |
| 98946 | Thorp | Kittitas County | WA | 303 | $120,250 | $445,500 |
| 98950 | Vantage | Kittitas County | WA | 58 | — | — |
Frequently asked questions
What are the demographics of Kittitas County?
Kittitas County, Washington has a combined ZIP-area population of about 44,696 across 10 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Kittitas County?
The average median household income across ZIP codes in Kittitas County, Washington is about $87,562, roughly in line with the state ZIP average ($87,083), and about 17% above the U.S. median ($75,149). Average median home value is about $516,922. Among ZIPs with data, 98940 (Ronald) is near the top ($122,801) and 98934 (Kittitas) is near the bottom ($59,250).
How many ZIP codes are in Kittitas County?
Kittitas County, Washington includes 10 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Kittitas County?
This page lists ZIP codes in Kittitas County, Washington with population, median household income, and home value. Select a ZIP for a full demographics profile.