Lewis And Clark County, Montana Property Taxes
Median Lewis and Clark County effective property tax rate: 0.95%, slightly lower than the national median of 1.02%.
Median Lewis and Clark County home value: $345,065
Median annual Lewis and Clark County tax bill: $3,454, $1,054 higher than the national median property tax bill of $2,400.
How are property taxes in Lewis and Clark County calculated?
Property taxes in Lewis and Clark 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 Helena or another part of Lewis and Clark County, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Lewis And Clark County, Montana Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.95%
Estimate Property Tax Bill
$3,278
$3,042
Property Tax Rates Across Lewis And Clark 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 Lewis And Clark County Tax Rate
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 Montana Tax Rate
0.83%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Lewis And Clark County, Montana
City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
Augusta | 0.76% | 0.76% | 0.79% | 0.79% | 0.82% |
Canyon Creek | 0.66% | 0.74% | 0.74% | 0.77% | 0.80% |
Cascade | 0.59% | 0.63% | 0.65% | 0.66% | 0.69% |
East Helena | 0.91% | 0.94% | 0.98% | 1.18% | 1.18% |
Helena | 0.91% | 0.93% | 0.95% | 1.09% | 1.09% |
Lincoln | 0.66% | 0.75% | 0.75% | 0.75% | 0.75% |
Marysville | 0.72% | 0.83% | 0.83% | 0.83% | 0.83% |
Wolf Creek | 0.60% | 0.64% | 0.64% | 0.65% | 0.72% |
Clancy | N/A | N/A | N/A | N/A | N/A |
Craig | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Lewis And Clark County, Montana
Property Tax Assessment Values Across Lewis And Clark County, Montana
Source: Ownwell

$169,010
$271,855
$374,700
Median Lewis And Clark County Market Value
$345,065
Median Montana Market Value
$317,400
Median United States Market Value
$235,294
Property Tax Assessment Values Across Lewis And Clark County, Montana
City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
Augusta | $43,300 | $70,235 | $169,010 | $270,234 | $404,000 |
Canyon Creek | $85,734 | $179,693 | $253,900 | $396,402 | $608,860 |
Cascade | $78,795 | $140,273 | $236,196 | $381,200 | $559,316 |
East Helena | $102,806 | $247,625 | $318,900 | $407,268 | $518,390 |
Helena | $69,500 | $260,600 | $358,800 | $459,100 | $594,600 |
Lincoln | $30,040 | $123,660 | $238,300 | $342,950 | $453,043 |
Marysville | $117,777 | $207,600 | $246,100 | $309,650 | $510,560 |
Wolf Creek | $81,784 | $176,330 | $287,800 | $469,870 | $761,616 |
Clancy | N/A | N/A | N/A | N/A | N/A |
Craig | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Lewis And Clark County, Montana
Median Lewis And Clark County Tax Bill
$3,454
Median Montana Tax Bill
$2,646
Median United States Tax Bill
$2,400
Property Tax Bills Across Lewis And Clark County, Montana
City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
Augusta | $328 | $523 | $1,312 | $2,140 | $3,148 |
Canyon Creek | $612 | $1,318 | $1,958 | $2,953 | $4,567 |
Cascade | $446 | $873 | $1,532 | $2,329 | $3,550 |
East Helena | $969 | $2,584 | $3,279 | $4,052 | $5,026 |
Helena | $632 | $2,627 | $3,631 | $4,600 | $5,857 |
Lincoln | $231 | $902 | $1,708 | $2,532 | $3,427 |
Marysville | $970 | $1,659 | $2,007 | $2,600 | $4,039 |
Wolf Creek | $500 | $1,117 | $1,875 | $3,036 | $4,903 |
Clancy | N/A | N/A | N/A | N/A | N/A |
Craig | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell