Property Taxes in Pomeroy, Washington
Median Pomeroy, Washington effective property tax rate: 1.12%, significantly higher than the national median of 1.02%, and higher than the Washington state median of 0.92%.
Median Pomeroy, Washington home value: $287,300
Median annual Pomeroy, Washington tax bill: $3,002, $602 higher than the national median property tax bill of $2,400.
How are property taxes in Columbia calculated?
Property taxes in Pomeroy, 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 Pomeroy's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Pomeroy, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Pomeroy Property Tax Calculator Work?
Use this Pomeroy property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Pomeroy's median effective tax rate of 1.12% — based on actual property records in Columbia County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local appraisal 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 Pomeroy'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 Pomeroy: rates range from 1.12% in 99347 to 1.12% in 99347, 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 Pomeroy.
About Pomeroy Property Taxes
About Property Taxes in Pomeroy, Columbia, Washington
Pomeroy's median effective property tax rate of 1.12% is lower than the Washington state median of 0.92% and higher than the national median of 1.02%. This rate reflects the Columbia County base levy combined with local school district levies and local improvement districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Pomeroy. Homeowners in the 99347 ZIP code carry a median effective rate of 1.12%, while those in 99347 pay 1.12%. This spread — 0 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Columbia County. Understanding which part of Pomeroy you live in can make a meaningful difference to your annual tax bill.
Pomeroy homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the July 1, 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 Pomeroy, Columbia 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 Pomeroy'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 Pomeroy Tax Rate
1.12%
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 Columbia County Tax Rate
1.09%
Median Effective Washington Tax Rate
0.92%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Pomeroy, Columbia County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 99347 | 0.84% | 1.12% | 1.12% | 1.12% | 1.12% |
Source: Ownwell
Property Tax Assessment Values Across Pomeroy, Columbia County, Washington
When examining property taxes in Pomeroy, 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 Columbia 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 Columbia County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month.
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 Pomeroy.
For example, the median home price in Pomeroy is $287,300, with tax bills ranging significantly across the county. 99347 has the highest median home price at $287,300.
Property Tax Assessment Values Across Pomeroy, Columbia County, Washington
Source: Ownwell
$29,440
$158,370
$287,300
Median Pomeroy Market Value
$287,300
Median Columbia County Market Value
$142,200
Median Washington Market Value
$501,600
Median United States Market Value
$274,101
Property Tax Assessment Values Across Pomeroy, Columbia County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 99347 | $74,224 | $128,920 | $287,300 | $336,500 | $377,232 |
Source: Ownwell
Property Tax Bills Across Pomeroy, Columbia County, Washington
How are property tax bills calculated in Pomeroy?
Property tax bills in Pomeroy are based on the assessed value of a home, which is used to determine how much tax a homeowner owes. Local tax rates are then applied to that assessed value, so a higher assessed home value generally leads to a larger bill. For homeowners, this means the amount due can change as market conditions and assessments change.
What factors affect the tax bill?
The main factors are the home’s assessed value, the local tax rate, and any exemptions or adjustments that may apply. In Columbia County, the median home price is $287,300, and property tax bills vary widely. The 25th percentile tax bill is $1,257, while the 75th percentile is $3,615 and the 90th percentile reaches $4,029. The median tax bill in ZIP code 99347 is $3,002, which is above the national median property tax bill of $2,400.
Median Pomeroy Tax Bill
$3,002
Median Columbia County Tax Bill
$1,401
Median Washington Tax Bill
$4,512
Median United States Tax Bill
$3,209
Property Tax Bills Across Pomeroy, Columbia County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 99347 | $380 | $1,257 | $3,002 | $3,615 | $4,029 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | July 1 |
Links | |
|---|---|
| Columbia Tax Assessor | |
| Website | 64.184.153.98 |