Portland, Traill County, North Dakota Property Taxes

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Property Taxes in Portland, North Dakota

Median Portland, North Dakota effective property tax rate: 1.21%, significantly higher than the national median of 1.02%, and higher than the North Dakota state median of 1.20%.
Median Portland, North Dakota home value: $77,950
Median annual Portland, North Dakota tax bill: $942, lower than the national median property tax bill of $2,400.

How are property taxes in Traill calculated?

Property taxes in Portland, North Dakota 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 Portland's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Portland, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Portland, Traill County, North Dakota Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.21%

Estimate Property Tax Bill

$943

$875

How Does the Portland Property Tax Calculator Work?

Use this Portland property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Portland's median effective tax rate of 1.21% — based on actual property records in Traill 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 Portland'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 Portland: rates range from 1.21% to 1.21%, 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 Portland.

About Portland Property Taxes

About Property Taxes in Portland, Traill, North Dakota

Portland’s median effective property tax rate of 1.21% is higher than the North Dakota state median of 1.20% and higher than the national median of 1.02%. This rate reflects the Traill 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 Portland. Homeowners in the highest ZIP code carry a median effective rate of 1.21%, while those in the lowest ZIP code pay 1.21%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Traill County. Understanding which part of Portland you live in can make a meaningful difference to your annual tax bill.

Portland homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before April 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 Portland, Traill County, North Dakota

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 Portland's effective property tax rate to other cities in North Dakota and the median property tax rates in North Dakota and the U.S.

Property Tax Rates Across Portland, Traill County, North Dakota

Source: Ownwell

1.35%

1.56%

1.76%

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 Portland Tax Rate

1.21%

Median Effective Traill County Tax Rate

1.48%

Median Effective North Dakota Tax Rate

1.20%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Portland, Traill County, North Dakota

Zip	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
58274	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Assessment Values Across Portland, Traill County, North Dakota

When examining property taxes in Portland, North Dakota, 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 Traill 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 Traill County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of March.

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 Portland.

For example, the median home price in Portland is $77,950, with tax bills ranging significantly across the county. The median tax bill is $942, compared with the national median property tax bill of $2,400 and the national median property tax rate of 1.02%.

Property Tax Assessment Values Across Portland, Traill County, North Dakota

Source: Ownwell

$64,080

$73,690

$83,300

Median Portland Market Value

$77,950

Median Traill County Market Value

$80,500

Median North Dakota Market Value

$244,000

Median United States Market Value

$235,294

Property Tax Assessment Values Across Portland, Traill County, North Dakota

Zip	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
58274	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Bills Across Portland, Traill County, North Dakota

How Are Property Tax Bills Calculated in Portland?

Property tax bills in Portland are based on the assessed value of a home and the local tax rate set for Traill County. When a property is valued, that assessment is used to determine how much tax the homeowner owes each year. The bill is influenced by the home’s market value, any applicable exemptions, and the tax rate applied by local governments.

For a home with a median price of $77,950, the property tax bill can vary widely depending on the assessment and local levies. The 25th percentile tax bill is $861, while the 75th percentile is $946. At the high end, the 90th percentile tax bill reaches $1,916.

These costs affect homeowners by adding to the annual expense of owning a home. Because property taxes are tied to assessed value, even small changes in valuation can change the bill.

Property Tax Bills Across Portland, Traill County, North Dakota

Source: Ownwell

$1,125

$1,173

$1,221

Median Portland Tax Bill

$942

Median Traill County Tax Bill

$1,202

Median North Dakota Tax Bill

$2,769

Median United States Tax Bill

$2,400

Property Tax Bills Across Portland, Traill County, North Dakota

Zip	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
58274	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Don't miss the deadline to appeal!

Dates
Appeal Deadline	April 1

Links
Traill Tax Assessor
Website	traill.northdakotaassessors.com

Frequently Asked Property Tax Questions in Portland, North Dakota

How are property taxes calculated in Portland, North Dakota?

Property taxes in Portland, North Dakota are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.

How do I appeal my property taxes in Portland, North Dakota?

To appeal your property taxes in Portland, North Dakota, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.

What property tax exemptions are available in Portland, North Dakota?

Common property tax exemptions in Portland, North Dakota include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.

When are property taxes due in Portland, North Dakota?

Property tax deadlines in Portland, North Dakota vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.

How can Ownwell help reduce my property taxes in Portland, North Dakota?

Ownwell provides professional property tax appeal services in Portland, North Dakota. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.