Oldham County, KY Property Tax Rate
Homeowners in Oldham County pay an effective 0.92% of home value in property tax — about $3,450 a year on the median $375,000 home, above the Kentucky county median of 0.72%.
Oldham County, KY: 0.92% effective property tax — ~$3,450/yr on the median home.
- Effective rate0.92%
- Median home value$375,000
- Median annual bill$3,450
- KY county median0.72%
- U.S. county median0.84%
Source: U.S. Census ACS 2023 5-year (median taxes paid ÷ median value), compiled June 2026.
Oldham County vs. Kentucky and the U.S.
| Effective rate | On the county's $375,000 median home | |
|---|---|---|
| Oldham County | 0.92% | $3,450 |
| Kentucky county median | 0.72% | $2,700 |
| U.S. county median | 0.84% | $3,150 |
Median household income here is $121,491, putting the median tax bill at about 2.8% of income. Effective rates fold in homestead exemptions and assessment practice — they're what owners actually pay, which is why they beat statutory rates for comparison.
Highest & lowest rates in Kentucky
| County | Effective rate | Median bill |
|---|---|---|
| Campbell County | 1.06% | $2,486 |
| Kenton County | 1.00% | $2,275 |
| Harlan County | 0.99% | $724 |
| Boyd County | 0.98% | $1,238 |
| Rockcastle County | 0.48% | $573 |
| Carter County | 0.49% | $618 |
| Menifee County | 0.50% | $558 |
| Caldwell County | 0.52% | $590 |
Full picture: Kentucky property tax calculator · interactive county atlas · all county pages.
Frequently asked questions
What is the property tax rate in Oldham County, KY?
The effective rate is about 0.92% of home value — the median homeowner pays roughly $3,450 a year on a $375,000 median home (ACS 2023 five-year data).
Is Oldham County's property tax high?
It's above the Kentucky county median (0.72%) and above the U.S. county median (0.84%).
How is the effective rate calculated?
Median real-estate taxes paid ÷ median home value, from the Census American Community Survey — what owners actually pay, after exemptions, rather than the statutory millage.
Sources & methodology
Sources: Census ACS 2023 5-year tables B25103/B25077.
Effective rate = median real-estate taxes ÷ median home value (owner-occupied). Individual bills vary with exemptions, assessment timing and local levies — verify with the county assessor.