Cost to Own
United StatesVirginiaNorthumberland CountyKilmarnock Population 1,361 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Kilmarnock, Virginia

A $258,000 home here costs

$1,939

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

A standard mortgage calculator would have told you $1,326. The real number is $613 higher every month — 46% more than the payment most buyers budget for.

Kilmarnock median: $257,700
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, $206,400 borrowed $1,326
Property tax0.503% effective rate for Kilmarnock itself $108
Homeowners insuranceVirginia averages $1,199/yr (NAIC), or 0.295% of home value $63
Electricity17.61¢/kWh — Virginia residential average, EIA $158
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $215
Total monthly $1,939

Kilmarnock against Northumberland County and Virginia

MeasureKilmarnockNorthumberland County
Median home value$257,700$333,100
Median property tax$1,295$1,602
Effective tax rate0.503%0.481%
Median gross rent$582$1,053
Population1,36112,085

Kilmarnock extends across 2 counties. Figures here use Northumberland County, where most of its housing sits.

The weather behind that power bill

Kilmarnock sits in Northumberland County, which averages a high of 87.2°F in its hottest month and a low of 30.1°F in its coldest, with 46.32" of precipitation a year and 30% of it in a single three-month stretch. That climate drives 1,477 cooling and 3,867 heating degree days, which is what sets the $158 electricity line above.

See the full climate breakdown for Northumberland County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.

Other cities in Northumberland County

No other places of this size are published in Northumberland County.

Full Northumberland County cost breakdown · Every county in Virginia

Common questions

How much does it cost to own a home in Kilmarnock?

A $258,000 home in Kilmarnock, Virginia costs approximately $1,939 per month with 20% down at 6.66%. That is $1,326 principal and interest, $108 property tax, $63 homeowners insurance, $226 utilities and $215 set aside for maintenance.

What is the property tax rate in Kilmarnock?

Kilmarnock has an effective property tax rate of 0.503%, based on a median home value of $257,700 and median real estate taxes of $1,295. That is higher than the Northumberland County average of 0.481%.

What is the average home price in Kilmarnock?

The median owner-occupied home value in Kilmarnock, Virginia is $257,700, against $333,100 across Northumberland County.

Is it cheaper to rent or buy in Kilmarnock?

Median gross rent in Kilmarnock is $582 a month, against $1,939 to own the median home all in. Renting costs less month to month here, though renting builds no equity.

Sources & methodology

  • Median home value, real estate taxes, gross rent and population for Kilmarnock — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Virginia.
  • Electricity price — EIA Electric Power Monthly Table 5.6.A.
  • Mortgage rate — Freddie Mac PMMS, refreshed weekly.
  • Maintenance (1%/yr) and water and sewer ($68/mo) are national estimates. Every assumption above is editable.

Full methodology