Broadwater County, Montana Property Taxes
Median Broadwater County effective property tax rate: 0.74%, significantly lower than the national median of 1.02%. Median Broadwater County home value: $343,900. Median annual Broadwater County tax bill: $2,664, $264 higher than the national median property tax bill of $2,400.
How are property taxes in Broadwater County calculated?
Property taxes in Broadwater County 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 your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Townsend or another part of Broadwater County, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Broadwater County, Montana Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.74%
Estimate Property Tax Bill
$2,545
$2,362
Property Tax Rates Across Broadwater County, Montana
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 Broadwater County Tax Rate
0.74%
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 Montana Tax Rate
0.83%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Broadwater County, Montana
City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
East Helena | 0.70% | 0.71% | 0.72% | 0.73% | 0.78% |
Three Forks | 0.66% | 0.66% | 0.66% | 0.66% | 0.73% |
Toston | 0.68% | 0.71% | 0.76% | 0.82% | 0.97% |
Townsend | 0.68% | 0.72% | 0.78% | 0.85% | 0.94% |
Winston | 0.68% | 0.73% | 0.77% | 0.79% | 0.86% |
Radersburg | N/A | N/A | N/A | N/A | N/A |
White Sulphur Springs | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Broadwater County, Montana
When examining property taxes in Broadwater County, 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 Broadwater County Department of Revenue 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:
Assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of June. 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 Broadwater County.
For example, the median tax bill in Broadwater County is $2,400, with tax bills ranging significantly across the county. East Helena has the highest median home price at $528,100.
Property Tax Assessment Values Across Broadwater County, Montana
Source: Ownwell

$214,796
$371,448
$528,100
Median Broadwater County Market Value
$343,900
Median Montana Market Value
$317,400
Median United States Market Value
$235,294
Property Tax Assessment Values Across Broadwater County, Montana
City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
East Helena | $300,026 | $410,501 | $528,100 | $635,500 | $765,300 |
Three Forks | $321,738 | $469,675 | $512,100 | $584,450 | $688,728 |
Toston | $15,733 | $71,520 | $218,356 | $393,287 | $553,721 |
Townsend | $29,515 | $152,402 | $296,120 | $419,175 | $548,756 |
Winston | $29,000 | $108,018 | $214,796 | $356,718 | $569,543 |
Radersburg | N/A | N/A | N/A | N/A | N/A |
White Sulphur Springs | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Broadwater County, Montana
Median Broadwater County Tax Bill
$2,664
Median Montana Tax Bill
$2,646
Median United States Tax Bill
$2,400
Property Tax Bills Across Broadwater County, Montana
City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
East Helena | $2,221 | $3,049 | $3,769 | $4,462 | $5,338 |
Three Forks | $2,155 | $3,077 | $3,417 | $3,887 | $4,598 |
Toston | $267 | $778 | $1,840 | $3,176 | $4,435 |
Townsend | $350 | $1,328 | $2,383 | $3,147 | $4,043 |
Winston | $254 | $1,119 | $1,669 | $2,701 | $4,438 |
Radersburg | N/A | N/A | N/A | N/A | N/A |
White Sulphur Springs | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell