Sunnyside, Benton County, Washington Property Taxes
Property Taxes in Sunnyside, Washington
Median Sunnyside, Washington effective property tax rate: 0.87%, significantly lower than the national median of 1.02%, and lower than the Washington state median of 0.92%.
Median Sunnyside, Washington home value: $129,055
Median annual Sunnyside, Washington tax bill: $1,117, $1,283 lower than the national median property tax bill of $2,400.
How are property taxes in Benton calculated?
Property taxes in Sunnyside, 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 Sunnyside's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Sunnyside, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Sunnyside, Benton County, Washington Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.87%
Estimate Property Tax Bill
$1,123
$1,042
How Does the Sunnyside Property Tax Calculator Work?
Use this Sunnyside property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Sunnyside's median effective tax rate of 0.87% — based on actual property records in Benton 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 Sunnyside'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 Sunnyside: rates range from 1117.00 in 98944 to 1117.00 in 98944, 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 Sunnyside.
About Sunnyside Property Taxes
About Property Taxes in Sunnyside, Benton, Washington
Sunnyside’s median effective property tax rate of 0.87% is lower than the Washington state median of 0.92% and lower than the national median of 1.02%. This rate reflects the Benton County base levy combined with local school district levies and Local improvement districts (LIDs) that vary by subdivision throughout the city.
Property tax rates are not uniform across Sunnyside. Homeowners in the 98944 ZIP code carry a median effective rate of 0.87%, while those in the same ZIP also pay 0.87%. This reflects how school district boundaries and local assessment districts are drawn across Benton County. Understanding which part of Sunnyside you live in can make a meaningful difference to your annual tax bill.
Sunnyside homeowners who believe their assessed value is too high can file a formal appeal with the Benton County Tax Assessor before July 1, 2026.
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 Sunnyside, Benton 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 Sunnyside'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 Sunnyside Tax Rate
0.87%
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 Benton County Tax Rate
0.93%
Median Effective Washington Tax Rate
0.92%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Sunnyside, Benton County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98944 | 0.86% | 0.86% | 0.87% | 0.87% | 1.10% |
Source: Ownwell
Property Tax Assessment Values Across Sunnyside, Benton County, Washington
When examining property taxes in Sunnyside, 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 Benton 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 Benton 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. For example, the median home price in Sunnyside is $129,055, with a median tax bill of $1,117. Tax bills range from $111 at the 25th percentile to $2,969 at the 90th percentile, and the highest median home price is in 98944 at $129,055.
Property Tax Assessment Values Across Sunnyside, Benton County, Washington
Source: Ownwell
$98,135
$491,130
$884,125
Median Sunnyside Market Value
$129,055
Median Benton County Market Value
$347,060
Median Washington Market Value
$501,600
Median United States Market Value
$235,294
Property Tax Assessment Values Across Sunnyside, Benton County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98944 | $5,721 | $11,865 | $129,055 | $211,470 | $343,129 |
Source: Ownwell
Property Tax Bills Across Sunnyside, Benton County, Washington
Property tax bills in Sunnyside are calculated by applying local tax rates to a home’s assessed value, which is based on the market value of the property. The assessed value is then used to determine how much tax a homeowner owes to support local services such as schools, roads, and public safety.
For homeowners in Sunnyside, the size of the bill depends on both the property’s value and the tax rate set by local taxing authorities. A home with a higher assessed value will generally face a larger bill, while a lower-valued home will owe less. The median home price is $129,055, and property tax bills can vary widely, with the 25th percentile at $111 and the 75th percentile at $1,837. At the higher end, the 90th percentile reaches $2,969.
These differences can have a meaningful impact on household budgets, especially when assessed values rise faster than income.
Median Sunnyside Tax Bill
$1,117
Median Benton County Tax Bill
$3,052
Median Washington Tax Bill
$4,512
Median United States Tax Bill
$2,400
Property Tax Bills Across Sunnyside, Benton County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98944 | $50 | $111 | $1,117 | $1,837 | $2,969 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | July 1 |
Links | |
|---|---|
| Benton Tax Assessor | |
| Website | propertysearch.co.benton.wa.us |