St Helens, Columbia County, Oregon Property Taxes
Median ST HELENS, OR effective property tax rate: 0.71%, significantly lower than the national median of 1.02%, but lower than the Oregon state median of 0.86%.
Median ST HELENS, OR home value: $393,900
Median annual ST HELENS, OR tax bill: $3,133, $733 higher than the national median property tax bill of $2,400.
How are property taxes in Columbia calculated?
Property taxes in ST HELENS, OR 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 ST HELENS’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in ST HELENS, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
St Helens, Columbia County, Oregon Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.71%
Estimate Property Tax Bill
$2,797
$2,595
Property Tax Rates Across St Helens, Columbia County, Oregon
Local government entities set tax rates, which can vary widely within a state. 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 St. Helens’ effective property tax rate to other cities in Oregon and the median property tax rates in Oregon and the U.S. St. Helens, located in Columbia County, has an effective property tax rate of 0.71%. This is significantly lower than the national median property tax rate of 1.02%. Residents of St. Helens benefit from the lower property tax rate, which can result in substantial savings compared to the national average. The median property tax bill in St. Helens also tends to be lower than the national median of $2400, providing additional financial relief for homeowners. This makes St. Helens an attractive location for those looking to reduce their property tax burden while enjoying the services provided by the local government.
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 St Helens Tax Rate
0.71%
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
0.75%
Median Effective Oregon Tax Rate
0.86%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across St Helens, Columbia County, Oregon
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
97051 | 0.51% | 0.61% | 0.71% | 0.83% | 0.91% |
Source: Ownwell
Property Tax Assessment Values Across St Helens, Columbia County, Oregon
When examining property taxes in St Helens, 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 Columbia County Assessor's Office 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.
In Columbia County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of April. 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 St Helens. For example, the median home price in St Helens is $393,900, with tax bills ranging significantly across the county. Zip code 97051 has the highest median home price at $393,900.
Property Tax Assessment Values Across St Helens, Columbia County, Oregon
Source: Ownwell

$382,860
$941,840
$1,500,820
Median St Helens Market Value
$393,900
Median Columbia County Market Value
$443,380
Median Oregon Market Value
$438,140
Median United States Market Value
$235,294
Property Tax Assessment Values Across St Helens, Columbia County, Oregon
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
97051 | $300,606 | $322,300 | $393,900 | $617,640 | $794,474 |
Source: Ownwell
Property Tax Bills Across St Helens, Columbia County, Oregon
Median St Helens Tax Bill
$3,133
Median Columbia County Tax Bill
$3,263
Median Oregon Tax Bill
$3,628
Median United States Tax Bill
$2,400
Property Tax Bills Across St Helens, Columbia County, Oregon
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
97051 | $1,449 | $1,907 | $3,133 | $4,732 | $6,447 |
Source: Ownwell