Thompson, Grand Forks County, North Dakota Property Taxes

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Property Taxes in Thompson, North Dakota

Median Thompson, North Dakota effective property tax rate: 0.94%, lower than the national median of 1.02%, and lower than the North Dakota state median of 1.20%.
Median Thompson, North Dakota home value: $207,600
Median annual Thompson, North Dakota tax bill: $2,206, lower than the national median property tax bill of $2,400.

How are property taxes in Grand Forks calculated?

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

Last Updated April 13, 2026

Thompson, Grand Forks County, North Dakota Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

0.94%

Estimate Property Tax Bill

$1,951

$1,811

How Does the Thompson Property Tax Calculator Work?

Use this Thompson property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Thompson's median effective tax rate of 0.94% — based on actual property records in Grand Forks 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 Thompson'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 Thompson: rates range from 0.94% in 58278 to 0.94% in 58278, 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 Thompson.

About Thompson Property Taxes

About Property Taxes in Thompson, Grand Forks, North Dakota

Thompson’s median effective property tax rate of 0.94% is lower than the Grand Forks County rate and higher than the North Dakota state median of 1.20%. It is also lower than the national median property tax rate of 1.02%. This reflects the county base levy along with local school district levies and special assessment districts that can vary across the city.

Property tax rates are not uniform across Thompson. In the 58278 ZIP code, the median effective rate is 0.94%, and the median property tax bill is $2,206. That is below the national median property tax bill of $2,400. For homeowners, where you live in Thompson can still affect your assessed value and annual tax bill.

Thompson homeowners who believe their assessed value is too high can file a formal appeal with the Tax Assessor before the April 13, 2026 deadline each year.

If your estimated bill 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 Thompson, Grand Forks 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 Thompson'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 Thompson, Grand Forks County, North Dakota

Source: Ownwell

0.85%

1.37%

1.89%

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 Thompson Tax Rate

0.94%

Median Effective Grand Forks County Tax Rate

1.35%

Median Effective North Dakota Tax Rate

1.20%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Thompson, Grand Forks County, North Dakota

Zip	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
58278	0.57%	0.80%	0.94%	1.10%	1.29%

Source: Ownwell

Property Tax Assessment Values Across Thompson, Grand Forks County, North Dakota

When examining property taxes in Thompson, 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 Grand Forks County assessment process 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 Grand Forks County are sent in March each year. They 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. For Thompson homeowners, the median home price is $207,600, and the median tax bill is $2,206, compared with the national median property tax rate of 1.02% and national median property tax bill of $2,400.

Property Tax Assessment Values Across Thompson, Grand Forks County, North Dakota

Source: Ownwell

$59,900

$158,950

$258,000

Median Thompson Market Value

$207,600

Median Grand Forks County Market Value

$227,000

Median North Dakota Market Value

$244,000

Median United States Market Value

$235,294

Property Tax Assessment Values Across Thompson, Grand Forks County, North Dakota

Zip	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
58278	$99,540	$141,400	$207,600	$368,800	$555,820

Source: Ownwell

Property Tax Bills Across Thompson, Grand Forks County, North Dakota

Property tax bills in Thompson are calculated by applying the local tax rate to a home’s assessed value, which is based on the market value of the property. For a home with a median price of $207,600, the final bill depends on how that value is assessed and how local taxing authorities set their rates.

Several factors shape the amount a homeowner pays, including the property’s assessed value, the tax rate, and any local levies that fund schools, roads, and other services. In Thompson, the median property tax bill is $2,206, which is below the national median property tax bill of $2,400 and close to the national median property tax rate of 1.02%.

Homeowners can see a wide range in what they owe. The 25th percentile tax bill is $1,081, while the 75th percentile is $3,098 and the 90th percentile reaches $5,419. That means property taxes can have a meaningful impact on household budgets, especially when assessed values rise.

Property Tax Bills Across Thompson, Grand Forks County, North Dakota

Source: Ownwell

$415

$1,927

$3,439

Median Thompson Tax Bill

$2,206

Median Grand Forks County Tax Bill

$3,010

Median North Dakota Tax Bill

$2,769

Median United States Tax Bill

$2,400

Property Tax Bills Across Thompson, Grand Forks County, North Dakota

Zip	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
58278	$794	$1,081	$2,206	$3,098	$5,419

Source: Ownwell

Don't miss the deadline to appeal!

Dates
Appeal Deadline	May 1

Links
Grand Forks Tax Assessor
Website	grandforks.northdakotaassessors.com

Frequently Asked Property Tax Questions in Thompson, North Dakota

How are property taxes calculated in Thompson, North Dakota?

Property taxes in Thompson, 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 Thompson, North Dakota?

To appeal your property taxes in Thompson, 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 Thompson, North Dakota?

Common property tax exemptions in Thompson, 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 Thompson, North Dakota?

Property tax deadlines in Thompson, 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 Thompson, North Dakota?

Ownwell provides professional property tax appeal services in Thompson, 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.