Property tax in Knox County, Kentucky
The median property tax bill in Knox County, Kentucky is $779 a year, which is about 0.66% of the county's median home value of $118,700. That effective rate is lower than the typical Kentucky county (0.68%) and lower than the national median (0.81%). These are American Community Survey 5-year estimates (2024); your own bill depends on your home's assessed value and any exemptions.
Estimate the property tax on a home in Knox County
Enter a home's market value for a ballpark at Knox County's average effective rate of 0.66% (Census). The real bill depends on the home's assessed value, the millage where it sits and any exemptions.
Estimated property tax: $783 / year
Property tax in Knox County at a glance
| Measure | Value |
|---|---|
| Median annual property tax | $779 |
| Median home value | $118,700 |
| Effective tax rate | 0.66% |
| Typical Kentucky county rate | 0.68% |
| National median county rate | 0.81% |
Effective rate = median real estate taxes paid divided by median home value. Source: U.S. Census Bureau, American Community Survey 5-year estimates.
How does Knox County compare in Kentucky?
Among Kentucky's 120 counties, Knox County has the 70th highest effective property-tax rate: 69 rank higher and 50 rank lower. That is near the middle for Kentucky. Nationally, it ranks 2036th of 3135 US counties by effective rate. See every Kentucky county ranked.
How much do homeowners in Knox County actually pay?
The median is only the middle bill. Across Knox County's 7,650 owner-occupied homes, 3.5% pay $3,000 or more a year in property tax, 10.8% pay at least $2,000, and 43.4% pay under $800. Another 15.2% report paying no property tax at all, which usually means an exemption covers the whole bill.
| Annual bill | Homes | Share |
|---|---|---|
| Under $800 | 3,319 | 43.4% |
| $800 to $1,499 | 1,490 | 19.5% |
| $1,500 to $1,999 | 852 | 11.1% |
| $2,000 to $2,999 | 558 | 7.3% |
| $3,000 or more | 265 | 3.5% |
| No property tax paid | 1,166 | 15.2% |
Owners with a mortgage pay a median of $1,187 and owners without one pay $587. Owners who have paid off a home have usually held it longer, and in states that cap how fast an existing owner's assessment can rise, long-held homes carry lower assessed values. Census table B25103.
How does the Knox County property tax bill compare with local incomes?
The median property tax bill of $779 is about 1.7% of the median income of Knox County homeowner households, $45,098 a year. That compares two middles, so a retiree in a long-held home can pay a far larger share. 65.3% of Knox County's occupied homes are lived in by their owners; renters pay property tax too, just folded into rent.
Have property taxes gone up in Knox County?
Yes. The median bill went from $625 in 2015-2019 to $779 in 2020-2024, a 24.6% rise. Over the same span the median home value moved 36.8%, from $86,800 to $118,700. Bills rose more slowly than values, which is what assessment caps and falling millage rates do: the county is taxing a smaller share of each home's worth.
Two Census ACS 5-year periods with no survey years in common, in each period's own dollars. A change counts only if it exceeds the combined 90% margin of error.
Property tax in counties next to Knox County
Knox County borders 4 counties.
| County | Effective rate | Median bill | Median home value |
|---|---|---|---|
| Bell County, KY | 0.81% | $723 | $89,000 |
| Clay County, KY | 0.7% | $634 | $90,700 |
| Knox County, KY (this county) | 0.66% | $779 | $118,700 |
| Whitley County, KY | 0.64% | $849 | $131,800 |
| Laurel County, KY | 0.57% | $906 | $159,500 |
How is a home assessed in Knox County?
Kentucky assesses homes at 100% of market value in every county, Knox County included. How Kentucky assesses and reappraises homes.
Is there a homestead exemption in Knox County?
Only for older and disabled owners. Kentucky's homestead exemption is age and disability based; an owner-occupant under 65 who is not totally disabled gets none. That is the Kentucky rule, and it applies in Knox County. Kentucky's exemptions and relief programs in full.
When are property taxes due in Knox County?
One annual payment to the county sheriff, due by December 31. Pay by November 1 for a 2% discount, then face value through December 31. A 5% penalty applies in January and 10% plus a sheriff's fee after January 31. Unpaid bills move to the county clerk on April 15 and become a lien against the property.
That is the Kentucky rule. Knox County issues and collects the bill, so the dates printed on your statement are the ones that bind you.
How to appeal your Knox County property assessment
You contest the assessed value with the County PVA conference, then the local Board of Assessment Appeals, then the Kentucky Board of Tax Appeals. The filing deadline is typically one working day after the tax roll inspection period closes, normally the third Tuesday in May. That is the Kentucky rule; Knox County sets the exact dates and forms. The Kentucky appeal process step by step.
Kentucky rules from primary state sources, reviewed September 7, 2026; sources on the Kentucky page.
Work out your own numbers
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How much house can I afford?
Your income, debts and down payment against the 28/36 rule lenders actually use, with Knox County's tax rate to hand.
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Mortgage calculator
Monthly payment with principal, interest, tax and insurance, plus what an extra payment saves you.
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Kentucky income tax
Brackets, standard deduction and what Kentucky actually taxes.
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Sales tax in Knox County
The other local tax: combined state and local rate for this county.
Sources
- Median real estate taxes paid and median home value for Knox County, Kentucky: U.S. Census Bureau, American Community Survey 5-year estimates (2020-2024), tables B25103, B25077, B25102, B25119 and B25003; the five-year comparison uses the 2015-2019 estimates. Neighboring counties: Census county adjacency file.