Cost to Own
United StatesKentuckyOldham County FIPS 21185 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Oldham County, Kentucky

A $375,000 home here costs

$2,918

per month, all in — with 20% down at today's 6.66% 30-year fixed rate.

A standard mortgage calculator would have told you $1,928. The real number is $990 higher every month — 51% more than the payment most buyers budget for.

County median: $375,000
Under 20% adds PMI
Freddie Mac PMMS
US average household

Where every dollar goes

Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.

Principal & interest30-year fixed, $300,000 borrowed $1,928
Property tax0.921% effective rate — Oldham County assessor via Census ACS $288
Homeowners insuranceEstimated at 0.60% of home value per year $188
Electricity14.98¢/kWh — Kentucky residential average, EIA $135
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year — the cost nobody budgets $313
Total monthly $2,918

How Oldham County compares

Oldham County ranks 1,368th of 3,133 US counties by effective property tax rate, meaning property taxes here are lower than in 1,765 counties and higher than in 1,367. Within Kentucky it ranks 9th of 120.

Oldham County 0.921% 10% higher than national
Kentucky average 0.719%
National median0.837%
Highest in America — Menominee County, WI3.636%

The numbers behind this page

MeasureOldham CountySource
Median home value$375,000ACS B25077
Median real estate taxes paid$3,454ACS B25103
Effective property tax rate0.921%Derived
Median gross rent$1,142ACS B25064
Occupied housing units22,457ACS B25003
Population68,600ACS B01003
Residential electricity price14.98¢/kWhEIA 5.6.A
30-year fixed mortgage rate6.66%Freddie Mac PMMS

Other counties in Kentucky

Compare the cost of the same home elsewhere in the state.

All 120 counties in Kentucky

Questions about owning here

What is the property tax rate in Oldham County?

The effective property tax rate in Oldham County, Kentucky is 0.921% of home value per year. On the county's median home value of $375,000, that works out to about $3,454 annually, or $288 per month.

How much does it cost to own a home in Oldham County?

A $375,000 home in Oldham County, Kentucky costs approximately $2,918 per month with 20% down at 6.66%. That breaks down as $1,928 principal and interest, $288 property tax, $188 insurance, $203 utilities and $313 set aside for maintenance.

Why is this higher than the payment my lender quoted?

Lender quotes usually show principal and interest only, and sometimes property tax and insurance. They almost never include electricity, water or a maintenance reserve. Here those add about $515 a month, which is why the real cost is 51% above the mortgage payment alone.

Is it cheaper to rent in Oldham County?

Median gross rent in Oldham County, Kentucky is $1,142 per month, compared with $2,918 to own the median home outright. Renting is cheaper month to month, though rent does not build equity and is not fixed for 30 years.

How much is the electric bill in Oldham County?

Kentucky residential electricity averages 14.98¢ per kWh. At the US average household usage of 899 kWh per month, that is about $135. Actual bills vary considerably with house size, insulation and climate.

Sources & methodology

  • Median home value, real estate taxes paid, gross rent, occupied units and population — US Census Bureau, American Community Survey ACS 2023 5-Year, tables B25077, B25103, B25064, B25003, B01003.
  • Effective property tax rate — median real estate taxes paid divided by median home value.
  • Mortgage rate — Freddie Mac PMMS, updated weekly.
  • Residential electricity price — US Energy Information Administration, Electric Power Monthly, Table 5.6.A.
  • Homeowners insurance (0.60%/yr), maintenance (1%/yr) and water and sewer ($68/mo) are modelled national estimates, not quoted figures. Every one is editable above.

Full methodology