Property Taxes in Mossyrock, Washington
Median Mossyrock, Washington effective property tax rate: 0.65%, significantly lower than the national median of 1.02%, and lower than the Washington state median of 0.92%.
Median Mossyrock, Washington home value: $152,100
Median annual Mossyrock, Washington tax bill: $910, $1,490 lower than the national median property tax bill of $2,400.
How are property taxes in Lewis calculated?
Property taxes in Mossyrock, 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 Mossyrock's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Mossyrock, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Mossyrock Property Tax Calculator Work?
Use this Mossyrock property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Mossyrock's median effective tax rate of 0.65% — based on actual property records in Lewis County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local assessment district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Mossyrock'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 Mossyrock: rates are 0.65% in 98564, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Mossyrock.
About Mossyrock Property Taxes
About Property Taxes in Mossyrock, Lewis, Washington
Mossyrock’s median effective property tax rate of 0.65% 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 levy, along with local school district levies and other local charges that can affect what homeowners pay.
Property tax rates are not uniform across Mossyrock. Homeowners in ZIP code 98564 carry a median effective rate of 0.65%, and the same ZIP also has a median property tax bill of $910. That consistency shows how local boundaries can shape assessed value and annual taxes.
Mossyrock 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 Mossyrock, 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 Mossyrock'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 ÷ 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 Mossyrock Tax Rate
0.65%
Our median effective property tax rate (tax bill ÷ 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 Mossyrock, Lewis County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98564 | 0.61% | 0.64% | 0.65% | 0.69% | 0.70% |
Source: Ownwell
Property Tax Assessment Values Across Mossyrock, Lewis County, Washington
When examining property taxes in Mossyrock, 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 appraisal district 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. For example, the median home price in Mossyrock is $152,100, with tax bills ranging significantly across the county. ZIP code 98564 has the highest median home price at $152,100.
Property Tax Assessment Values Across Mossyrock, Lewis County, Washington
Source: Ownwell
$112,400
$271,150
$429,900
Median Mossyrock Market Value
$152,100
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 Mossyrock, Lewis County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98564 | $3,100 | $11,500 | $152,100 | $354,725 | $538,660 |
Source: Ownwell
Property Tax Bills Across Mossyrock, Lewis County, Washington
Property tax bills in Mossyrock are calculated from the assessed value of a home and the local tax rate set by taxing authorities in Lewis County. The assessed value is the basis for the bill, so changes in market value can affect what a homeowner pays. Local levies, school funding, and other public services also play a role in the final amount.
For a home with a median price of $152,100, the property tax bill can vary widely. The 25th percentile bill is $76, while the 75th percentile bill is $2,309 and the 90th percentile bill is $3,571. The median tax bill is $910 in ZIP code 98564.
These differences show how property taxes can impact homeowners unevenly, even within the same city. A higher assessed value or a higher local tax rate can increase the bill, while lower assessments can keep it more manageable.
Median Mossyrock Tax Bill
$910
Median Lewis County Tax Bill
$2,244
Median Washington Tax Bill
$4,512
Median United States Tax Bill
$3,209
Property Tax Bills Across Mossyrock, Lewis County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98564 | $23 | $76 | $910 | $2,309 | $3,571 |
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 |