Blaine County, MT property tax
Census ACS 2023 5-year estimates · updated 2026-09-20
The median effective property tax rate in Blaine County is 1.52%, above the Montana median of 0.75% and above the national median of 0.98%. The median homeowner pays $1,901 a year on a home worth $124,900.
- Effective rate
- 1.52%
- Median annual bill
- $1,901
- Median home value
- $124,900
- Rank in Montana
- 1of 52
Estimated annual bill by home value
| Home value | Estimated bill | Per month |
|---|---|---|
| $200,000 | $3,040 | $253 |
| $300,000 | $4,560 | $380 |
| $400,000 | $6,080 | $507 |
| $500,000 | $7,600 | $633 |
| $750,000 | $11,400 | $950 |
| $1,000,000 | $15,200 | $1,267 |
Blaine County compared with Montana and the US
| Area | Effective rate | Median bill | Median home value |
|---|---|---|---|
| Blaine County | 1.52% | $1,901 | $124,900 |
| Montana median | 0.75% | $2,535 | $338,100 |
| United States median | 0.98% | $2,969 | n/a |
Rates and medians: U.S. Census Bureau, ACS 2023 5-year estimates, tables B25103 and B25077. Effective rate is median taxes paid divided by median owner-occupied home value.
Frequently asked questions
What is the property tax rate in Blaine County, MT?
The median effective property tax rate in Blaine County is 1.52% of home value, above the Montana median of 0.75% and above the national median of 0.98%. The median homeowner pays $1,901 a year on a median home value of $124,900 (Census ACS 2023 5-year).
How much is property tax on a $400,000 house in Blaine County?
About $6,080 per year at the county's median effective rate of 1.52%, before exemptions. The exact bill depends on the city, school district and special districts that serve the parcel, so treat this as a planning estimate.
How does Blaine County compare with the rest of Montana?
Blaine County ranks 1 of 52 Montana counties by effective rate. The Montana median is 0.75% and the median bill is $2,535.