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Thurston County, Thurston County, Washington Property Taxes

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Property Taxes in Thurston County, Washington

  • Median Thurston County, Washington effective property tax rate: 0.86%, significantly lower than the national median of 1.02%, and lower than the Washington state median of 0.92%.

  • Median Thurston County, Washington home value: $988,300

  • Median annual Thurston County, Washington tax bill: $8,530, $6,130 higher than the national median property tax bill of $2,400.

How are property taxes in Thurston County calculated?

Property taxes in Thurston County, Washington are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.

Understanding Thurston County's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Thurston County, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Thurston County, Thurston County, Washington Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

0.86%

Estimate Property Tax Bill

$8,499

$7,887

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

How Does the Thurston County Property Tax Calculator Work?

Use this Thurston County property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Thurston County's median effective tax rate of 0.86% — based on actual property records in Thurston County — to generate your estimate.

Enter your property's estimated assessed value — the figure the local assessor uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Thurston County's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.

Your bill may vary by ZIP code within Thurston County: rates can differ depending on local school district levies and assessment districts, which can affect your final tax bill.

Thurston County's median property tax rate is lower than Washington's 0.92% median and the median property tax bill of $8,530 is higher than the national median bill of $2,400. If your estimate is higher than expected, Ownwell can appeal your Thurston County assessment — you only pay if we save you money.

About Thurston County Property Taxes

About Property Taxes in Thurston County, Thurston, Washington

Thurston County’s median effective property tax rate of 0.86% is lower than the Washington state median of 0.92% and lower than the national median of 1.02%. This rate reflects the Thurston County base levy combined with local school district levies and Local improvement districts (LIDs) that vary by subdivision throughout the county.

Property tax rates are not uniform across Thurston County. Homeowners in the highest ZIP code carry a median effective rate of 0.86%, while those in the lowest ZIP code pay 0.86%. This spread — 0.00 percentage points across the same county — reflects how school district boundaries and local assessment districts are drawn across Thurston County. Understanding which part of Thurston County you live in can make a meaningful difference to your annual tax bill.

Thurston County homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the December 9, 2026 deadline each year.

If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.

Property Tax Rates Across Thurston County, Thurston County, Washington

As noted earlier, local government entities set tax rates, which can vary widely within a state.

Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.

While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.

Below, you can compare Thurston County's effective property tax rate to other counties in Washington and the median property tax rates in Washington and the U.S.

Property Tax Rates Across Thurston County, Thurston County, Washington

Source: Ownwell

0.74%

0.86%

0.99%

Our median effective property tax rate (tax bill Ă· assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Thurston County Tax Rate

0.86%

Our median effective property tax rate (tax bill Ă· assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Thurston County Tax Rate

0.93%

Median Effective Washington Tax Rate

0.92%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Thurston County, Thurston County, Washington

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile

Source: Ownwell

Property Tax Assessment Values Across Thurston County, Thurston County, Washington

When examining property taxes in Thurston County, Washington, understanding the distinction between “market value” and “assessed value” is crucial.

The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Thurston County assessor estimates the market value for tax purposes.

The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.

Assessment notices:

In Thurston County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of October.

Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Thurston County.

For example, the median home price in Thurston County is $988,300, with tax bills ranging significantly across the county. The median property tax bill is $8,530, well above the national median property tax bill of $2,400.

Property Tax Assessment Values Across Thurston County, Thurston County, Washington

Source: Ownwell

$234,800

$384,325

$533,850

Median Thurston County Market Value

$988,300

Median Thurston County Market Value

$459,800

Median Washington Market Value

$501,600

Median United States Market Value

$235,294

Property Tax Assessment Values Across Thurston County, Thurston County, Washington

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile

Source: Ownwell

Property Tax Bills Across Thurston County, Thurston County, Washington

How Are Property Tax Bills Calculated in Thurston County?

Property tax bills in Thurston County are based on the assessed value of a home and the local tax rate applied to that value. When a property’s market value rises, the assessed value can increase too, which can lead to a higher tax bill. Homeowners in Thurston County face a median home price of $988,300, and the property tax bill is $8,530 at the 25th percentile, $8,530 at the 75th percentile, and $8,530 at the 90th percentile.

That is far above the national median property tax bill of $2,400 and the national median property tax rate of 1.02%, which means many homeowners here may be paying more than they should. Property taxes can affect monthly housing costs, escrow payments, and long-term affordability.

Ownwell helps homeowners lower property tax bills by reviewing assessments, identifying overvaluation, and filing appeals when needed. If your home’s assessed value is too high, Ownwell can help you challenge it and potentially save money.

Property Tax Bills Across Thurston County, Thurston County, Washington

Source: Ownwell

$1,697

$3,324

$4,951

Median Thurston County Tax Bill

$8,530

Median Thurston County Tax Bill

$4,232

Median Washington Tax Bill

$4,512

Median United States Tax Bill

$2,400

Property Tax Bills Across Thurston County, Thurston County, Washington

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile

Source: Ownwell

Don't miss the deadline to appeal!

Frequently Asked Property Tax Questions in Thurston County, Washington

How are property taxes calculated in Thurston County, Washington?
Property taxes in Thurston County, Washington are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.
How do I appeal my property taxes in Thurston County, Washington?
To appeal your property taxes in Thurston County, Washington, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.
What property tax exemptions are available in Thurston County, Washington?
Common property tax exemptions in Thurston County, Washington include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.
When are property taxes due in Thurston County, Washington?
Property tax deadlines in Thurston County, Washington vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.
How can Ownwell help reduce my property taxes in Thurston County, Washington?
Ownwell provides professional property tax appeal services in Thurston County, Washington. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.