Franklin County property tax
Homeowners in Franklin County, Idaho typically pay about 0.40% of their home's value in property tax each year — a median bill of $1,482 on a median home value of $372,600.
Typical effective rate
0.40%
higher than 93% of U.S. counties
Median tax paid
$1,482
per year
Median home value
$372,600
In ID
#30
of 44 ranked counties
At a glance
- Effective rate 0.40% — 58% lower than the U.S. median of 0.94%, and 18% lower than the Idaho median of 0.49%.
- With vs. without a mortgage — median tax $1,522 for mortgaged homes, $1,393 for homes owned outright.
- State ranking — 30th highest effective rate of 44 ranked Idaho counties; nationally it sits around the 7th percentile.
Estimate a bill for Franklin County
Apply this county's typical effective rate (0.40%) to a home value of your choice.
Frequently asked questions
What is the property tax rate in Franklin County, ID?
The typical effective property-tax rate in Franklin County is 0.40% of a home's value per year, based on median taxes paid ($1,482) divided by the median home value ($372,600) 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 Franklin County?
The median owner-occupied home in Franklin County is valued at $372,600, and the median real estate tax paid is $1,482 per year. Homes with a mortgage have a median tax of $1,522, versus $1,393 for homes without one.
How does Franklin County compare to the rest of Idaho?
Franklin County's effective rate is 18% lower than the Idaho median, ranking 30th of 44 ranked counties in the state.
Compare nearby Idaho counties
Counties ranked closest to Franklin County by in-state effective rate. Open the comparison tool or see all Idaho counties.
| In-state | County | Effective rate | Median tax |
|---|---|---|---|
| 27 | Cassia County | 0.41% | $1,166 |
| 28 | Bear Lake County | 0.41% | $1,116 |
| 29 | Owyhee County | 0.40% | $1,432 |
| 31 | Payette County | 0.40% | $1,357 |
| 32 | Boundary County | 0.39% | $1,595 |
| 33 | Bonner County | 0.38% | $1,847 |
Official data & resources for Franklin County
- Franklin County Census profile (data.census.gov) — housing, value and tax figures for this county.
- Table B25103 for Franklin County — median real estate taxes paid (the source for the tax figures above).
- Table B25077 for Franklin 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.