Property Tax in Idaho by County
The typical Idaho homeowner pays $2,006 per year in property taxes, with a median home value of $376,000 (US Census Bureau, American Community Survey (ACS) 5-year estimates, 2023). This page lists the same figures for each of the state's 44 counties with published Census data. That state median is about 32% lower than the US median of $2,969.
The extremes inside Idaho are far apart: Ada County, ID records the state's highest median bill at $2,643, while Clark County, ID records the lowest at $592. Home values explain much of that distance, with local district rates explaining the rest.
A few distribution facts: the median of Idaho's county medians is $1,433, 0 of 44 counties exceed the national median of $2,969, and the distance between the cheapest county (Clark County, $592) and the most expensive (Ada County, $2,643) is $2,051 a year.
Population and land tell different stories in Idaho: Ada County leads on population (508,052), whereas Idaho County leads on land area (8,477 square miles). Find both in the county table to see how their tax bills compare.
Where people live in Idaho: Ada County leads with 508,052 residents (median tax $2,643, median home $476,000), followed by Canyon County (242,405; $1,996 on $350,300) and Kootenai County (177,736; $2,203 on $467,400).
Idaho counties: median property tax
| County | Median tax paid | Median home value | Derived rate* | Population |
|---|---|---|---|---|
| Ada County, ID | $2,643 | $476,000 | 0.56% | 508,052 |
| Blaine County, ID | $2,563 | $663,800 | 0.39% | 24,579 |
| Nez Perce County, ID | $2,529 | $291,300 | 0.87% | 42,477 |
| Latah County, ID | $2,333 | $342,500 | 0.68% | 40,315 |
| Kootenai County, ID | $2,203 | $467,400 | 0.47% | 177,736 |
| Teton County, ID | $2,065 | $595,900 | 0.35% | 12,101 |
| Canyon County, ID | $1,996 | $350,300 | 0.57% | 242,405 |
| Twin Falls County, ID | $1,951 | $292,700 | 0.67% | 92,121 |
| Bannock County, ID | $1,918 | $267,200 | 0.72% | 88,457 |
| Madison County, ID | $1,813 | $365,000 | 0.50% | 53,578 |
| Bonneville County, ID | $1,811 | $327,000 | 0.55% | 127,056 |
| Valley County, ID | $1,778 | $599,500 | 0.30% | 12,136 |
| Jefferson County, ID | $1,775 | $335,000 | 0.53% | 32,234 |
| Bonner County, ID | $1,716 | $433,400 | 0.40% | 49,456 |
| Elmore County, ID | $1,680 | $278,300 | 0.60% | 29,046 |
| Jerome County, ID | $1,623 | $254,000 | 0.64% | 24,788 |
| Power County, ID | $1,577 | $191,200 | 0.82% | 8,018 |
| Boise County, ID | $1,571 | $424,100 | 0.37% | 8,045 |
| Franklin County, ID | $1,512 | $304,000 | 0.50% | 14,715 |
| Clearwater County, ID | $1,447 | $240,800 | 0.60% | 8,921 |
| Gem County, ID | $1,443 | $367,300 | 0.39% | 19,854 |
| Boundary County, ID | $1,433 | $344,100 | 0.42% | 12,695 |
| Benewah County, ID | $1,407 | $255,800 | 0.55% | 9,913 |
| Bingham County, ID | $1,389 | $258,000 | 0.54% | 48,993 |
| Fremont County, ID | $1,360 | $281,800 | 0.48% | 13,701 |
| Owyhee County, ID | $1,355 | $281,600 | 0.48% | 12,284 |
| Payette County, ID | $1,353 | $310,700 | 0.43% | 26,190 |
| Adams County, ID | $1,351 | $327,300 | 0.41% | 4,599 |
| Lewis County, ID | $1,348 | $202,400 | 0.67% | 3,649 |
| Caribou County, ID | $1,330 | $220,200 | 0.60% | 7,118 |
| Washington County, ID | $1,316 | $250,300 | 0.53% | 10,866 |
| Shoshone County, ID | $1,273 | $222,700 | 0.57% | 13,580 |
| Gooding County, ID | $1,223 | $231,800 | 0.53% | 15,740 |
| Minidoka County, ID | $1,218 | $235,300 | 0.52% | 21,922 |
| Oneida County, ID | $1,171 | $228,100 | 0.51% | 4,681 |
| Cassia County, ID | $1,141 | $257,300 | 0.44% | 25,165 |
| Lemhi County, ID | $1,109 | $282,100 | 0.39% | 8,166 |
| Bear Lake County, ID | $1,061 | $234,200 | 0.45% | 6,552 |
| Camas County, ID | $1,050 | $248,900 | 0.42% | 1,155 |
| Lincoln County, ID | $991 | $206,700 | 0.48% | 5,276 |
| Butte County, ID | $986 | $195,800 | 0.50% | 2,654 |
| Idaho County, ID | $974 | $284,600 | 0.34% | 17,120 |
| Custer County, ID | $903 | $295,600 | 0.30% | 4,411 |
| Clark County, ID | $592 | $203,000 | 0.29% | 776 |
*Derived rate = median taxes paid ÷ median home value — an estimate from two survey medians, not an official rate. Counties in bold detail pages are linked; all figures: US Census Bureau, American Community Survey (ACS) 5-year estimates, 2023.
How assessment and appeals work in Idaho
Property tax in Idaho is administered locally. As in almost every state, the process starts with an assessment: a local assessor (in most places a county official) estimates the market value of your property. That value, minus any exemptions you qualify for — homestead exemptions are the most common — is multiplied by the combined rates of the local taxing districts where the property sits: typically the county, a municipality, a school district, and sometimes special districts such as fire or water districts.
If your assessment notice shows a value that looks too high, you can usually appeal. Start by asking the assessor's office for your property record card and checking it for simple errors — wrong square footage, an extra bathroom, a missed exemption. If the value still looks wrong, gather evidence: recent sales of similar homes nearby, or an independent appraisal. Appeals go to the local review board named on your notice, and the deadline on that notice controls — appeal windows are typically short.
One caution applies everywhere in Idaho: the median figures on this page describe the typical owner-occupied household across the whole state. Your own bill depends on your assessed value, your exemptions, and your exact combination of local districts, so use these numbers as a benchmark and confirm specifics with your county assessor.
Frequently asked questions
What is the median property tax in Idaho?
The median real estate tax paid in Idaho is $2,006 per year, on a median home value of $376,000 (US Census Bureau, American Community Survey (ACS) 5-year estimates, 2023).
Which Idaho county has the highest property taxes?
Among counties with published Census data, Ada County has the highest median real estate taxes paid at $2,643 per year.
Which Idaho county has the lowest property taxes?
Among counties with published Census data, Clark County has the lowest median real estate taxes paid at $592 per year.
How do I appeal a property tax assessment in Idaho?
Assessments in Idaho are handled locally, usually by the county assessor or an equivalent local office. If you believe your assessed value is too high, request your property record card, check it for errors, and file an appeal with the local board named on your assessment notice before the deadline printed on that notice — appeal windows are short, often 30 to 90 days.