Cost to Own
United StatesVirginiaLoudoun CountyAshburn Population 45,551 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Ashburn, Virginia

A $659,000 home here costs

$4,797

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

A standard mortgage calculator would have told you $3,388. The real number is $1,409 higher every month — 42% more than the payment most buyers budget for.

Ashburn median: $659,000
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, $527,200 borrowed $3,388
Property tax0.859% effective rate for Ashburn itself $472
Homeowners insuranceVirginia averages $1,199/yr (NAIC), or 0.295% of home value $162
Electricity17.61¢/kWh — Virginia residential average, EIA $158
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $549
Total monthly $4,797

Ashburn against Loudoun County and Virginia

MeasureAshburnLoudoun County
Median home value$659,000$701,000
Median property tax$5,658$6,186
Effective tax rate0.859%0.882%
Median gross rent$2,397$2,317
Population45,551427,082

The weather behind that power bill

Ashburn sits in Loudoun County, which averages a high of 86.4°F in its hottest month and a low of 24.5°F in its coldest, with 43.78" of precipitation a year and 29% of it in a single three-month stretch. That climate drives 1,050 cooling and 4,943 heating degree days, which is what sets the $158 electricity line above.

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

Other cities in Loudoun County

Full Loudoun County cost breakdown · Every county in Virginia

Common questions

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

A $659,000 home in Ashburn, Virginia costs approximately $4,797 per month with 20% down at 6.66%. That is $3,388 principal and interest, $472 property tax, $162 homeowners insurance, $226 utilities and $549 set aside for maintenance.

What is the property tax rate in Ashburn?

Ashburn has an effective property tax rate of 0.859%, based on a median home value of $659,000 and median real estate taxes of $5,658. That is lower than the Loudoun County average of 0.882%.

What is the average home price in Ashburn?

The median owner-occupied home value in Ashburn, Virginia is $659,000, against $701,000 across Loudoun County.

Is it cheaper to rent or buy in Ashburn?

Median gross rent in Ashburn is $2,397 a month, against $4,797 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 Ashburn — 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