Hannover, Oliver County, North Dakota Property Taxes

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Property Taxes in Hannover, North Dakota

Median Hannover, North Dakota effective property tax rate: 0.77%, significantly lower than the national median of 1.02%, and lower than the North Dakota state median of 1.20%.
Median Hannover, North Dakota home value: $131,894
Median annual Hannover, North Dakota tax bill: $1,210, $1,190 lower than the national median property tax bill of $2,400.

How are property taxes in Oliver calculated?

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

Last Updated April 13, 2026

Hannover, Oliver County, North Dakota Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

0.77%

Estimate Property Tax Bill

$1,016

$942

How Does the Hannover Property Tax Calculator Work?

Use this Hannover property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Hannover's median effective tax rate of 0.77% — based on actual property records in Oliver 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 Hannover'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 Hannover: rates range from local differences in school district levies and assessment districts, which can shift your final tax bill above or below the $1,210 median property tax bill.

For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Hannover.

About Hannover Property Taxes

About Property Taxes in Hannover, Oliver, North Dakota

Hannover's median effective property tax rate of 0.77% is lower than the North Dakota state median of 1.20% and lower than the national median of 1.02%. This rate reflects the Oliver 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 Hannover. Homeowners in the highest ZIP code carry a median effective rate of 0.77%, while those in the lowest ZIP code pay 0.77%. This spread reflects how school district boundaries and local assessment districts are drawn across Oliver County. Understanding which part of Hannover you live in can make a meaningful difference to your annual tax bill.

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

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 Hannover, Oliver 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 Hannover'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 Hannover, Oliver County, North Dakota

Source: Ownwell

0.71%

0.83%

0.95%

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 Hannover Tax Rate

0.77%

Median Effective Oliver County Tax Rate

0.77%

Median Effective North Dakota Tax Rate

1.20%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Hannover, Oliver County, North Dakota

Zip	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
58563	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Assessment Values Across Hannover, Oliver County, North Dakota

When examining property taxes in Hannover, 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 Oliver County appraisal district 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 Oliver 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 Hannover.

For example, the median home price in Hannover is $131,894, with tax bills ranging significantly across the county.

Property Tax Assessment Values Across Hannover, Oliver County, North Dakota

Source: Ownwell

$103,838

$151,616

$199,393

Median Hannover Market Value

$131,894

Median Oliver County Market Value

$154,817

Median North Dakota Market Value

$244,000

Median United States Market Value

$235,294

Property Tax Assessment Values Across Hannover, Oliver County, North Dakota

Zip	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
58563	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Bills Across Hannover, Oliver County, North Dakota

How Are Property Tax Bills Calculated in Hannover?

Property tax bills in Hannover are based on the assessed value of a home and the local tax rate set for Oliver County and other local taxing authorities. The assessed value is determined from the market value of the property, then multiplied by the applicable tax rate to calculate the annual bill. For homeowners, this means a higher assessed value generally leads to a higher property tax bill, while a lower assessed value can reduce what is owed.

In Hannover, the median home price is $131,894, and property tax bills vary widely depending on the home and its assessment. The 25th percentile tax bill is $734, the 75th percentile is $1,770, and the 90th percentile is $2,299. Compared with the national median property tax bill of $2,400, many homeowners in Hannover pay less than the national norm, though individual bills can still rise if assessments increase or local rates change.

Property Tax Bills Across Hannover, Oliver County, North Dakota

Source: Ownwell

$631

$1,174

$1,717

Median Hannover Tax Bill

$1,210

Median Oliver County Tax Bill

$1,145

Median North Dakota Tax Bill

$2,769

Median United States Tax Bill

$2,400

Property Tax Bills Across Hannover, Oliver County, North Dakota

Zip	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
58563	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Don't miss the deadline to appeal!

Dates
Appeal Deadline	April 13

Links
Oliver Tax Assessor
Website	oliver.northdakotaassessors.com

Frequently Asked Property Tax Questions in Hannover, North Dakota

How are property taxes calculated in Hannover, North Dakota?

Property taxes in Hannover, 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 Hannover, North Dakota?

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

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

Property tax deadlines in Hannover, 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 Hannover, North Dakota?

Ownwell provides professional property tax appeal services in Hannover, 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.