Property Taxes in Mineral, Washington
Median Mineral, Washington effective property tax rate: 0.72%, significantly lower than the national median of 1.02%, and lower than the Washington state median of 0.92%.
Median Mineral, Washington home value: $329,800
Median annual Mineral, Washington tax bill: $2,338, $62 lower than the national median property tax bill of $2,400.
How are property taxes in Lewis calculated?
Property taxes in Mineral, 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 Mineral's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Mineral, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Mineral Property Tax Calculator Work?
Use this Mineral property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Mineral's median effective tax rate of 0.72% — based on actual property records in Lewis County — to generate your estimate.
Enter your property's estimated assessed value — the figure used to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Mineral'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 Mineral: rates range from 0.72% in 98355 to 0.72% in 98355, primarily due to differences in school district levies and local assessment districts. Mineral's median tax rate is lower than Washington's 0.92% median and below the national median property tax rate of 1.02%. The median property tax bill is $2,338, which is $62 lower than the state median.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Mineral.
About Mineral Property Taxes
About Property Taxes in Mineral, Lewis, Washington
Mineral’s median effective property tax rate of 0.72% is lower than the Washington state median of 0.92% and lower than the national median of 1.02%. This rate reflects the Lewis County base levy combined with local school district levies and local improvement districts that can vary by subdivision throughout the city.
Property tax rates are not uniform across Mineral. Homeowners in ZIP code 98355 carry a median effective rate of 0.72%, and the same ZIP code also reflects the city’s median tax bill of $2,338 and median home price of $329,800. That consistency shows how local assessment boundaries can shape what homeowners pay.
Mineral homeowners who believe their assessed value is too high can file a formal appeal with the Lewis County Tax Assessor before the July 1, 2026 deadline each year.
If your estimated bill 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 Mineral, Lewis 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 Mineral's effective property tax rate to other cities in Washington and the median property tax rates in Washington and the U.S.
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 Mineral Tax Rate
0.72%
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 Lewis County Tax Rate
0.70%
Median Effective Washington Tax Rate
0.92%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Mineral, Lewis County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98355 | 0.70% | 0.71% | 0.72% | 0.72% | 0.73% |
Source: Ownwell
Property Tax Assessment Values Across Mineral, Lewis County, Washington
When examining property taxes in Mineral, 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 Lewis 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 Lewis 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 Mineral.
For example, the median home price in Mineral is $329,800, with tax bills ranging significantly across the county. 98355 has the highest median home price at $329,800.
Property Tax Assessment Values Across Mineral, Lewis County, Washington
Source: Ownwell
$112,400
$271,150
$429,900
Median Mineral Market Value
$329,800
Median Lewis County Market Value
$329,400
Median Washington Market Value
$501,600
Median United States Market Value
$274,101
Property Tax Assessment Values Across Mineral, Lewis County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98355 | $88,320 | $197,800 | $329,800 | $472,750 | $598,300 |
Source: Ownwell
Property Tax Bills Across Mineral, Lewis County, Washington
Property tax bills in Mineral are based on the assessed value of a home and the local tax rate set for Lewis County. When a property is valued, that assessment is multiplied by the applicable rate to determine the annual bill. For a home with a median home price of $329,800, the tax burden can vary widely depending on the exact assessment and local levies.
Homeowners in Mineral typically see bills that reflect both the market value of their property and the taxes needed to fund local services. The 25th percentile tax bill is $1,042, while the 75th percentile is $3,365 and the 90th percentile reaches $4,276. The median tax bill is $2,338, which is below the national median property tax bill of $2,400. This means some homeowners pay less than the national median, while others pay significantly more, making it important to understand how assessments affect the final bill.
Median Mineral Tax Bill
$2,338
Median Lewis County Tax Bill
$2,244
Median Washington Tax Bill
$4,512
Median United States Tax Bill
$3,209
Property Tax Bills Across Mineral, Lewis County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98355 | $544 | $1,042 | $2,338 | $3,365 | $4,276 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | July 1 |
| Tax Bill | |
| Issued | February 10 |
| Due Date #1 | April 30 |
| Due Date #2 | October 31 |
Links | |
|---|---|
| Lewis Tax Assessor | |
| Website | parcels.lewiscountywa.gov |