Custer County property tax
Homeowners in Custer County, Montana typically pay about 1.03% of their home's value in property tax each year — a median bill of $2,264 on a median home value of $219,100.
Typical effective rate
1.03%
higher than 33% of U.S. counties
Median tax paid
$2,264
per year
Median home value
$219,100
In MT
#7
of 56 ranked counties
At a glance
- Effective rate 1.03% — 10% higher than the U.S. median of 0.94%, and 44% higher than the Montana median of 0.72%.
- With vs. without a mortgage — median tax $2,386 for mortgaged homes, $2,087 for homes owned outright.
- State ranking — 7th highest effective rate of 56 ranked Montana counties; nationally it sits around the 67th percentile.
Estimate a bill for Custer County
Apply this county's typical effective rate (1.03%) to a home value of your choice.
Frequently asked questions
What is the property tax rate in Custer County, MT?
The typical effective property-tax rate in Custer County is 1.03% of a home's value per year, based on median taxes paid ($2,264) divided by the median home value ($219,100) in the Census ACS 2020–2024 5-year estimates. This is a typical burden for comparison, not a statutory mill rate.
How much is property tax on a typical home in Custer County?
The median owner-occupied home in Custer County is valued at $219,100, and the median real estate tax paid is $2,264 per year. Homes with a mortgage have a median tax of $2,386, versus $2,087 for homes without one.
How does Custer County compare to the rest of Montana?
Custer County's effective rate is 44% higher than the Montana median, ranking 7th of 56 ranked counties in the state.
Compare nearby Montana counties
Counties ranked closest to Custer County by in-state effective rate. Open the comparison tool or see all Montana counties.
| In-state | County | Effective rate | Median tax |
|---|---|---|---|
| 4 | Valley County | 1.18% | $2,333 |
| 5 | Dawson County | 1.14% | $2,110 |
| 6 | Big Horn County | 1.10% | $1,574 |
| 8 | Silver Bow County | 0.98% | $2,500 |
| 9 | Hill County | 0.98% | $1,980 |
| 10 | Liberty County | 0.93% | $1,570 |
Official data & resources for Custer County
- Custer County Census profile (data.census.gov) — housing, value and tax figures for this county.
- Table B25103 for Custer County — median real estate taxes paid (the source for the tax figures above).
- Table B25077 for Custer County — median home value.
- Federal forms & is property tax deductible? — IRS Pub 530, Schedule A and the SALT cap, plus your state tax agency.
Finding your exact bill
Your county or municipal assessor (sometimes called the appraisal district, property appraiser, or tax collector) sets the assessed value and the exact millage that produces your bill. Search for "[county name] [state] assessor" or "property tax" on an official .gov site.
Figures on this page are Census survey medians for the whole county (2020–2024 5-year), not an assessment of any individual property. Rates, exemptions and assessment practices vary by municipality and school district within a county.