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Montana— Property Tax & Closing Costs

Montana property tax by county

Property tax rates, median home values, and closing cost estimates for all 56 counties in Montana. The average effective rate across the state is 0.73%, ranking Montana 26 of 51. Data is sourced from the US Census Bureau American Community Survey 2024 5-year estimates.

Average rate

0.73%

across 56 counties

National rank

#26

of 51states & DC

Median home value

$235,550

county median in state

Rate range

0.41%1.34%

Madison CountyBlaine County

Lowest property tax rates in Montana

The five Montana counties with the lowest effective property tax rates, useful for buyers comparing total cost of ownership across the state.

CountyRate
Madison County0.41%
Judith Basin County0.45%
Carter County0.45%
Mineral County0.48%
Sweet Grass County0.49%

Highest property tax rates in Montana

The five Montanacounties with the highest effective property tax rates. High rates often reflect strong school district funding or municipal services rather than weakness — but they materially change a buyer's monthly carrying cost.

CountyRate
Blaine County1.34%
Roosevelt County1.28%
Sheridan County1.23%
Valley County1.18%
Dawson County1.14%

All 56 counties in Montana

Effective property tax rate, median home value, and median annual taxes paid for every county in Montana. Click a county to open its full property tax calculator and closing cost breakdown.

CountyRate
Beaverhead County0.67%
Big Horn County1.10%
Blaine County1.34%
Broadwater County0.56%
Carbon County0.54%
Carter County0.45%
Cascade County0.87%
Chouteau County0.75%
Custer County1.03%
Daniels County0.87%
Dawson County1.14%
Deer Lodge County0.78%
Fallon County0.50%
Fergus County0.75%
Flathead County0.58%
Gallatin County0.59%
Garfield County0.62%
Glacier County0.84%
Golden Valley County0.53%
Granite County0.60%
Hill County0.98%
Jefferson County0.55%
Judith Basin County0.45%
Lake County0.61%
Lewis and Clark County0.79%
Liberty County0.93%
Lincoln County0.55%
Madison County0.41%
McCone County0.68%
Meagher County0.66%
Mineral County0.48%
Missoula County0.88%
Musselshell County0.55%
Park County0.56%
Petroleum County0.60%
Phillips County0.78%
Pondera County0.80%
Powder River County0.68%
Powell County0.69%
Prairie County0.84%
Ravalli County0.50%
Richland County0.73%
Roosevelt County1.28%
Rosebud County0.70%
Sanders County0.53%
Sheridan County1.23%
Silver Bow County0.98%
Stillwater County0.57%
Sweet Grass County0.49%
Teton County0.75%
Toole County0.87%
Treasure County0.59%
Valley County1.18%
Wheatland County0.56%
Wibaux County0.61%
Yellowstone County0.81%

Source: US Census Bureau American Community Survey 2024 5-year estimates, tables B25077 (median home value) and B25103 (median real estate taxes paid). Effective rate is computed as median taxes paid divided by median home value at the county level and represents the typical owner-occupied home — actual bills vary by purchase price, exemptions, and special assessments.