Tioga, Williams County, North Dakota Property Taxes
Property Taxes in Tioga, North Dakota
Median Tioga, North Dakota effective property tax rate: 0.78%, significantly lower than the national median of 1.02%, and lower than the North Dakota state median of 1.20%.
Median Tioga, North Dakota home value: $103,110
Median annual Tioga, North Dakota tax bill: $813, lower than the national median property tax bill of $2,400.
How are property taxes in Williams County calculated?
Property taxes in Tioga, 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 Tioga's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Tioga, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Tioga, Williams County, North Dakota Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.78%
Estimate Property Tax Bill
$804
$746
How Does the Tioga Property Tax Calculator Work?
Use this Tioga property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Tioga's median effective tax rate of 0.78% — based on actual property records in Williams County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local assessment system uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Tioga'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 Tioga: rates range from 0.78% in 58852 to 0.78% in 58852, 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 Tioga.
About Tioga Property Taxes
About Property Taxes in Tioga, Williams, North Dakota
Tioga’s median effective property tax rate of 0.78% is lower than the North Dakota state median of 1.20% and lower than the national median of 1.02%. This rate reflects the Williams 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 Tioga. Homeowners in the 58852 ZIP code carry a median effective rate of 0.78%, while those in the same ZIP code also pay 0.78%. This spread reflects how school district boundaries and local assessment districts are drawn across Williams County. Understanding which part of Tioga you live in can make a meaningful difference to your annual tax bill.
Tioga homeowners who believe their assessed value is too high can file a formal appeal with the Tax Assessor before April 13, 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 Tioga, Williams 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 Tioga's effective property tax rate to other cities in North Dakota and the median property tax rates in North Dakota 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 Tioga Tax Rate
0.78%
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 Williams County Tax Rate
0.85%
Median Effective North Dakota Tax Rate
1.20%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Tioga, Williams County, North Dakota
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 58852 | 0.65% | 0.78% | 0.78% | 0.78% | 0.78% |
Source: Ownwell
Property Tax Assessment Values Across Tioga, Williams County, North Dakota
When examining property taxes in Tioga, 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 Williams County 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 Williams 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 Tioga.
For example, the median home price in Tioga is $103,110, with tax bills ranging significantly across the county. 58852 has the highest median home price at $103,110.
Property Tax Assessment Values Across Tioga, Williams County, North Dakota
Source: Ownwell
$81,570
$106,080
$130,590
Median Tioga Market Value
$103,110
Median Williams County Market Value
$109,180
Median North Dakota Market Value
$244,000
Median United States Market Value
$235,294
Property Tax Assessment Values Across Tioga, Williams County, North Dakota
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 58852 | $40,708 | $91,130 | $103,110 | $132,680 | $182,168 |
Source: Ownwell
Property Tax Bills Across Tioga, Williams County, North Dakota
Property tax bills in Tioga are based on the assessed value of a home, not its market price, and the local tax rate applied to that assessment. For homeowners, the bill is determined by multiplying the assessed value by the tax rate set for the area, which means two homes with similar market values can still receive different bills if their assessments differ.
In Tioga, the median home price is $103,110, and the median property tax bill is $813.00. That amount is the same at both the highest and lowest median tax bill level in the area, including ZIP code 58852. Most homeowners will see bills that fall within a range shaped by home value, assessment accuracy, and any exemptions or local adjustments that apply.
Compared with the national median property tax rate of 1.02% and national median property tax bill of $2,400, Tioga homeowners generally face lower property tax bills.
Median Tioga Tax Bill
$813
Median Williams County Tax Bill
$1,354
Median North Dakota Tax Bill
$2,769
Median United States Tax Bill
$2,400
Property Tax Bills Across Tioga, Williams County, North Dakota
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 58852 | $511 | $734 | $813 | $1,019 | $1,319 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | May 20 |
Links | |
|---|---|
| Williams Tax Assessor | |
| Website | itax.tylertech.com |