Franklin County, Idaho Property Taxes
Property Taxes in Franklin County, Idaho
Median Franklin County effective property tax rate: 0.46%, significantly lower than the national median of 1.02%.
Median Franklin County home value: $326,558
Median annual Franklin County tax bill: $1,495, $905 lower than the national median property tax bill of $2,400.
How are property taxes in Franklin County calculated?
Property taxes in Franklin County are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Franklin County or another part of Franklin County, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Franklin County, Idaho Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.46%
Estimate Property Tax Bill
$1,502
$1,394
How Does the Franklin County Property Tax Calculator Work?
Use this Franklin County property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Franklin County's median effective tax rate of 0.46% to generate your estimate.
Enter your property's estimated assessed value — the figure the appraisal district assigns for tax purposes, which is typically lower than market value after applicable exemptions. Our calculator uses the median effective rate for a more accurate estimate than the statutory millage rate alone.
Your actual bill may vary based on your specific exemptions, local school district levies, and any special assessment districts that apply to your property. Franklin County’s median tax rate is lower than the Idaho median tax rate of 0.42%, and the median property tax bill is $1,495, which is $905 lower than the state median bill and below the national median property tax rate of 1.02% and national median property tax bill of $2,400.
For a more precise estimate, scroll down to explore city and ZIP code-level tax rate trends across Franklin County.
Property Tax Rates Across Franklin County, Idaho
What Are Effective Property Tax Rates Across Franklin County?
Local government entities set tax rates, which vary widely across Franklin County. Each year, the county estimates its budget for public services and divides that total by the assessed value of all taxable property within its jurisdiction.
Below, compare Franklin County's effective property tax rate to other counties in Idaho or the U.S. median of 1.02%.
Franklin County's median effective rate stands at 0.46%, which is lower than the national median of 1.02%. Within Franklin County, the highest rate is found in Preston at 0.48%, while Clifton has the lowest at 0.42%.
These variations reflect differences in local school district levies, special assessment districts assessments, and special district bonds — which compound the base county rate.
Our median effective property tax rate (tax bill Ă· assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Franklin County Tax Rate
0.46%
Our median effective property tax rate (tax bill Ă· assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Idaho Tax Rate
0.42%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Franklin County, Idaho
| City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Clifton | 0.35% | 0.38% | 0.42% | 0.47% | 0.68% |
| Dayton | 0.35% | 0.37% | 0.39% | 0.41% | 0.58% |
| Franklin | 0.37% | 0.40% | 0.46% | 0.51% | 0.82% |
| Preston | 0.36% | 0.39% | 0.48% | 0.54% | 0.82% |
| Thatcher | 0.38% | 0.41% | 0.44% | 0.47% | 0.55% |
| Weston | 0.35% | 0.36% | 0.39% | 0.45% | 0.60% |
| Grace | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Franklin County, Idaho
When examining property taxes in Franklin County, understanding the distinction between “market value” and “assessed value” is crucial.
The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Franklin County appraisal district estimates the market value for tax purposes.
The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
Assessment notices are sent in the spring each year and typically reach mailboxes by the middle of May.
Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. The median tax bill in Franklin County is $1,495, which is below the national median property tax bill of $2,400 and reflects a county where tax bills range from $1,058 at the 25th percentile to $2,571 at the 90th percentile. Weston has the highest median home price at $349,748, while Preston has the highest median tax bill at $1,520.
Median Franklin County Market Value
$326,558
Median Idaho Market Value
$389,309
Median United States Market Value
$235,294
Property Tax Assessment Values Across Franklin County, Idaho
| City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Clifton | $149,699 | $228,628 | $328,830 | $446,597 | $549,040 |
| Dayton | $200,878 | $254,630 | $349,746 | $452,399 | $539,590 |
| Franklin | $131,176 | $227,166 | $321,933 | $416,627 | $522,246 |
| Preston | $170,030 | $244,653 | $324,067 | $415,068 | $521,222 |
| Thatcher | $220,879 | $239,522 | $306,373 | $444,116 | $557,097 |
| Weston | $181,510 | $263,706 | $349,748 | $462,786 | $571,531 |
| Grace | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Franklin County, Idaho
Property tax bills in Franklin County are based on the assessed value of a home and the local tax rate set by taxing authorities. When a property’s market value changes, the assessed value can change too, which can affect the final bill homeowners receive. The tax bill is calculated by applying the tax rate to the assessed value, so homes with higher values generally owe more.
In Franklin County, the median home price is $326,558, and property tax bills vary widely. The 25th percentile tax bill is $1,058, while the 75th percentile is $2,000 and the 90th percentile reaches $2,571. That range shows how location, home value, and local levies can create very different outcomes for homeowners.
Compared with the national median property tax rate of 1.02% and a national median property tax bill of $2,400, many Franklin County homeowners may see bills below the national median, though some pay more depending on their property’s assessed value.
Median Franklin County Tax Bill
$1,495
Median Idaho Tax Bill
$1,726
Median United States Tax Bill
$2,400
Property Tax Bills Across Franklin County, Idaho
| City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Clifton | $740 | $976 | $1,313 | $1,937 | $2,469 |
| Dayton | $788 | $986 | $1,432 | $1,786 | $2,162 |
| Franklin | $692 | $1,013 | $1,516 | $1,935 | $2,373 |
| Preston | $740 | $1,073 | $1,520 | $2,045 | $2,628 |
| Thatcher | $884 | $970 | $1,349 | $2,134 | $2,488 |
| Weston | $719 | $1,041 | $1,436 | $1,914 | $2,436 |
| Grace | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | June 22 |
Links | |
|---|---|
| Franklin Tax Assessor | |
| Website | experience.arcgis.com |