Great Falls, Cascade County, Montana Property Taxes
Property Taxes in Great Falls, Montana
Median Great Falls, Montana effective property tax rate: 1.03%, significantly lower than the national median of 1.02%, and higher than the Montana state median of 0.78%.
Median Great Falls, Montana home value: $241,000
Median annual Great Falls, Montana tax bill: $2,436, $36 higher than the national median property tax bill of $2,400.
How are property taxes in Cascade calculated?
Property taxes in Great Falls, Montana 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 Great Falls's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Great Falls, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Great Falls, Cascade County, Montana Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.03%
Estimate Property Tax Bill
$2,482
$2,304
How Does the Great Falls Property Tax Calculator Work?
Use this Great Falls property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Great Falls' median effective tax rate of 1.03% — based on actual property records in Cascade 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 Great Falls' 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 Great Falls: rates range from $588.00 in 59402 to $2671.00 in 59404, 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 Great Falls.
About Great Falls Property Taxes
About Property Taxes in Great Falls, Cascade, Montana
Great Falls’s median effective property tax rate of 1.03% is lower than the Montana state median of 0.78% and higher than the national median of 1.02%. This rate reflects the Cascade 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 Great Falls. Homeowners in the 59401 ZIP code carry a median effective rate of 1.07%, while those in 59402 pay 0.74%. This spread — 0.33 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Cascade County. Understanding which part of Great Falls you live in can make a meaningful difference to your annual tax bill.
Great Falls homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the May 15, 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 Great Falls, Cascade County, Montana
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 Great Falls's effective property tax rate to other cities in Montana and the median property tax rates in Montana 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 Great Falls Tax Rate
1.03%
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 Cascade County Tax Rate
1.01%
Median Effective Montana Tax Rate
0.78%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Great Falls, Cascade County, Montana
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 59401 | 0.84% | 1.04% | 1.07% | 1.10% | 1.14% |
| 59402 | 0.69% | 0.69% | 0.74% | 0.95% | 1.11% |
| 59404 | 0.71% | 0.82% | 1.00% | 1.04% | 1.08% |
| 59405 | 0.69% | 0.95% | 1.03% | 1.06% | 1.11% |
Source: Ownwell
Property Tax Assessment Values Across Great Falls, Cascade County, Montana
When examining property taxes in Great Falls, Montana, 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 Cascade 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 Cascade 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 Great Falls.
For example, the median home price in Great Falls is $241,000, with tax bills ranging significantly across the county. 59404 has the highest median home price at $272,300.
Property Tax Assessment Values Across Great Falls, Cascade County, Montana
Source: Ownwell
$72,530
$194,165
$315,800
Median Great Falls Market Value
$241,000
Median Cascade County Market Value
$239,000
Median Montana Market Value
$317,000
Median United States Market Value
$235,294
Property Tax Assessment Values Across Great Falls, Cascade County, Montana
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 59401 | $131,500 | $174,350 | $213,100 | $252,150 | $309,540 |
| 59402 | $14,549 | $33,450 | $72,530 | $209,190 | $338,474 |
| 59404 | $60,692 | $192,500 | $272,300 | $380,200 | $499,590 |
| 59405 | $74,675 | $183,100 | $234,650 | $290,250 | $403,450 |
Source: Ownwell
Property Tax Bills Across Great Falls, Cascade County, Montana
Property tax bills in Great Falls 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 home price of $241,000, the tax bill can vary widely depending on the assessment and the tax rate set by local taxing authorities.
Several factors affect the final bill, including the property’s location, any exemptions, and how the assessed value compares with similar homes in Cascade County. In Great Falls, the 25th percentile tax bill is $1,689, while the 75th percentile tax bill is $3,135 and the 90th percentile tax bill is $4,178.
This means homeowners with higher assessed values or fewer exemptions may pay much more than the median, while others may pay less. The highest median tax bill is $2,671 in ZIP code 59404, compared with the lowest median tax bill of $588 in ZIP code 59402.
Median Great Falls Tax Bill
$2,436
Median Cascade County Tax Bill
$2,379
Median Montana Tax Bill
$2,559
Median United States Tax Bill
$2,400
Property Tax Bills Across Great Falls, Cascade County, Montana
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 59401 | $797 | $1,740 | $2,238 | $2,653 | $3,205 |
| 59402 | $119 | $276 | $588 | $1,580 | $2,267 |
| 59404 | $490 | $1,694 | $2,671 | $3,620 | $4,609 |
| 59405 | $511 | $1,651 | $2,384 | $2,898 | $3,778 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | June 1 |
Links | |
|---|---|
| Cascade Tax Assessor | |
| Website | svc.mt.gov |