Montana
Granite County, Montana has a median effective property tax rate of 0.61% — below the Montana state average of 0.84%. For a home valued at $300,000, the estimated annual tax bill is $1,837 ($153/month). Rates vary by city within the county; browse the list below or use the calculator to estimate your bill.
Calculate your estimated property tax in Granite County, Montana
Annual Property Tax
$918
Monthly Property Tax
$77
* This is an estimate based on the median tax rate. Actual taxes may vary based on local assessments and exemptions.
Property tax rates in Granite County, Montana
0.543%
25% of properties pay this rate or less
0.612%
50% of properties pay this rate or less
0.648%
25% of properties pay more than this rate
These percentiles show the range of property tax rates. 25% of properties pay less than the low rate, 50% pay less than the median, and 75% pay less than the high rate.
The difference between the 25th and 75th percentiles is 0.105%, indicating the variation in property tax rates within this area. Use the median (50th percentile) for the most typical estimate.
State averages sourced from Tax Foundation 2024 data. National median: 1.07%.
Based on the median rate of 0.612%. Actual taxes depend on assessed value and local exemptions.
| Home Value | Annual Tax | Monthly Equivalent |
|---|---|---|
| $150,000 | $918 | $77/mo |
| $250,000 | $1,531 | $128/mo |
| $350,000 | $2,143 | $179/mo |
| $500,000 | $3,062 | $255/mo |
| $750,000 | $4,592 | $383/mo |
| $1,000,000 | $6,123 | $510/mo |
The median property tax rate across Granite County, Montana is 0.61%. Individual cities within the county may have slightly different rates. Use our calculator to estimate your property taxes.