Property tax in Kittitas County, Washington
The median property tax bill in Kittitas County, Washington is $3,552 a year, which is about 0.71% of the county's median home value of $497,400. That effective rate is lower than the typical Washington county (0.73%) and lower than the national median (0.81%). These are American Community Survey 5-year estimates (2024); your own bill depends on your home's assessed value and any exemptions.
Estimate the property tax on a home in Kittitas County
Enter a home's market value for a ballpark at Kittitas County's average effective rate of 0.71% (Census). The real bill depends on the home's assessed value, the millage where it sits and any exemptions.
Estimated property tax: $3,532 / year
Property tax in Kittitas County at a glance
| Measure | Value |
|---|---|
| Median annual property tax | $3,552 |
| Median home value | $497,400 |
| Effective tax rate | 0.71% |
| Typical Washington county rate | 0.73% |
| National median county rate | 0.81% |
Effective rate = median real estate taxes paid divided by median home value. Source: U.S. Census Bureau, American Community Survey 5-year estimates.
How does Kittitas County compare in Washington?
Among Washington's 39 counties, Kittitas County has the 27th highest effective property-tax rate: 26 rank higher and 12 rank lower. That is on the lower side for Washington. Nationally, it ranks 1875th of 3135 US counties by effective rate. See every Washington county ranked.
How much do homeowners in Kittitas County actually pay?
The median is only the middle bill. Across Kittitas County's 12,294 owner-occupied homes, 58.4% pay $3,000 or more a year in property tax, 77.4% pay at least $2,000, and 5.4% pay under $800. Another 3.4% report paying no property tax at all, which usually means an exemption covers the whole bill.
| Annual bill | Homes | Share |
|---|---|---|
| Under $800 | 668 | 5.4% |
| $800 to $1,499 | 706 | 5.7% |
| $1,500 to $1,999 | 980 | 8% |
| $2,000 to $2,999 | 2,342 | 19% |
| $3,000 or more | 7,183 | 58.4% |
| No property tax paid | 415 | 3.4% |
Owners with a mortgage pay a median of $3,529 and owners without one pay $3,581. That is within 10% either way, so in Kittitas County paying off the house does not go with a noticeably different bill. Census table B25103.
How does the Kittitas County property tax bill compare with local incomes?
The median property tax bill of $3,552 is about 3.4% of the median income of Kittitas County homeowner households, $103,429 a year. That compares two middles, so a retiree in a long-held home can pay a far larger share. 61.5% of Kittitas County's occupied homes are lived in by their owners; renters pay property tax too, just folded into rent.
Have property taxes gone up in Kittitas County?
Yes. The median bill went from $2,346 in 2015-2019 to $3,552 in 2020-2024, a 51.4% rise. Over the same span the median home value moved 73.4%, from $286,900 to $497,400. Bills rose more slowly than values, which is what assessment caps and falling millage rates do: the county is taxing a smaller share of each home's worth.
Two Census ACS 5-year periods with no survey years in common, in each period's own dollars. A change counts only if it exceeds the combined 90% margin of error.
Property tax in counties next to Kittitas County
Kittitas County borders 5 counties.
| County | Effective rate | Median bill | Median home value |
|---|---|---|---|
| King County, WA | 0.83% | $7,114 | $859,900 |
| Yakima County, WA | 0.79% | $2,463 | $310,100 |
| Grant County, WA | 0.78% | $2,339 | $299,500 |
| Douglas County, WA | 0.77% | $3,319 | $432,500 |
| Chelan County, WA | 0.71% | $3,503 | $490,100 |
| Kittitas County, WA (this county) | 0.71% | $3,552 | $497,400 |
How is a home assessed in Kittitas County?
Washington assesses homes at 100% of market value in every county, Kittitas County included. How Washington assesses and reappraises homes.
Is there a homestead exemption in Kittitas County?
No. Washington has no general homestead exemption; the broad protection is the 1% limit on how much a taxing district's regular levy can grow each year without voter approval. That is the Washington rule, and it applies in Kittitas County. Washington's exemptions and relief programs in full.
When are property taxes due in Kittitas County?
Two installments: the first half by April 30 and the second by October 31 if the total is over $50. Smaller bills are due in full by April 30. The county treasurer bills and collects.
Washington splits the bill into 2 installments. That is the Washington rule. Kittitas County issues and collects the bill, so the dates printed on your statement are the ones that bind you.
How to appeal your Kittitas County property assessment
You contest the assessed value with the County Board of Equalization, then the Washington Board of Tax Appeals. The filing deadline is typically July 1, or 30 to 60 days after your value notice, whichever is later. That is the Washington rule; Kittitas County sets the exact dates and forms. The Washington appeal process step by step.
Washington rules from primary state sources, reviewed September 7, 2026; sources on the Washington page.
Work out your own numbers
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How much house can I afford?
Your income, debts and down payment against the 28/36 rule lenders actually use, with Kittitas County's tax rate to hand.
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Mortgage calculator
Monthly payment with principal, interest, tax and insurance, plus what an extra payment saves you.
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Washington income tax
Brackets, standard deduction and what Washington actually taxes.
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Sales tax in Kittitas County
The other local tax: combined state and local rate for this county.
Sources
- Median real estate taxes paid and median home value for Kittitas County, Washington: U.S. Census Bureau, American Community Survey 5-year estimates (2020-2024), tables B25103, B25077, B25102, B25119 and B25003; the five-year comparison uses the 2015-2019 estimates. Neighboring counties: Census county adjacency file.