Ontario, Malheur County, Oregon Property Taxes
Property Taxes in Ontario, Oregon
Median Ontario, Oregon effective property tax rate: 0.88%, significantly lower than the national median of 1.02%, and slightly higher than the Oregon state median of 0.87%.
Median Ontario, Oregon home value: $189,685
Median annual Ontario, Oregon tax bill: $1,574, lower than the national median property tax bill of $2,400.
How are property taxes in Malheur calculated?
Property taxes in Ontario, Oregon 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 Ontario's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Ontario, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Ontario, Malheur County, Oregon Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.88%
Estimate Property Tax Bill
$1,669
$1,549
How Does the Ontario Property Tax Calculator Work?
Use this Ontario property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and the calculator applies Ontario's median effective tax rate of 0.88% to generate your estimate.
Enter your property's estimated assessed value — the figure used to calculate your bill and typically lower than market value. The calculator applies Ontario's median effective rate across local levies, giving a clearer estimate than a single county rate.
Ontario's property tax rate is lower than the Oregon median tax rate of 0.87%?
About Ontario Property Taxes
About Property Taxes in Ontario, Malheur, Oregon
Ontario's median effective property tax rate of 0.88% is lower than the Oregon state median of 0.87% and lower than the national median of 1.02%. This rate reflects the Malheur County base levy combined with local school district levies and special assessment districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Ontario. Homeowners in the 97914 ZIP code carry a median effective rate of 0.88%, while those in the lowest ZIP code pay 0.88%. This spread reflects how school district boundaries and local assessment districts are drawn across Malheur County. Understanding which part of Ontario you live in can make a meaningful difference to your annual tax bill.
Ontario homeowners who believe their assessed value is too high can file a formal appeal with the Tax Assessor before December 31, 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 Ontario, Malheur County, Oregon
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 Ontario's effective property tax rate to other cities in Oregon and the median property tax rates in Oregon 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 Ontario Tax Rate
0.88%
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 Malheur County Tax Rate
0.85%
Median Effective Oregon Tax Rate
0.87%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Ontario, Malheur County, Oregon
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 97914 | 0.62% | 0.78% | 0.88% | 0.96% | 1.35% |
Source: Ownwell
Property Tax Assessment Values Across Ontario, Malheur County, Oregon
When examining property taxes in Ontario, Oregon, 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 Malheur County tax authority 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 Malheur County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month when notices are sent.
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 Ontario.
For example, the median home price in Ontario is $189,685, with tax bills ranging significantly across the county. 97914 has the highest median home price at $189,685.
Property Tax Assessment Values Across Ontario, Malheur County, Oregon
Source: Ownwell
$13,320
$101,503
$189,685
Median Ontario Market Value
$189,685
Median Malheur County Market Value
$154,340
Median Oregon Market Value
$450,850
Median United States Market Value
$235,294
Property Tax Assessment Values Across Ontario, Malheur County, Oregon
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 97914 | $17,570 | $77,110 | $189,685 | $295,898 | $429,850 |
Source: Ownwell
Property Tax Bills Across Ontario, Malheur County, Oregon
Ontario property tax bills are calculated by applying the local tax rate to a home’s assessed value, which is based on the market value of the property. The bill can also reflect local levies that fund schools, roads, and other public services, so two homes with similar market values may still owe different amounts depending on where they are located.
For homeowners in Ontario, the median home price is $189,685, and the median property tax bill is $1,574. That is below the national median property tax bill of $2,400, which can make the area relatively more affordable from a tax perspective. Still, bills can vary widely: the 25th percentile is $653, while the 75th percentile reaches $2,432, and the 90th percentile climbs to $3,394.
These differences show how assessed value, local tax rates, and neighborhood-specific levies can affect what homeowners pay each year.
Median Ontario Tax Bill
$1,574
Median Malheur County Tax Bill
$1,126
Median Oregon Tax Bill
$3,806
Median United States Tax Bill
$2,400
Property Tax Bills Across Ontario, Malheur County, Oregon
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 97914 | $195 | $653 | $1,574 | $2,432 | $3,394 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | December 31 |
Links | |
|---|---|
| Malheur Tax Assessor | |
| Website | www.cci400web.com |