Cost to Own
United StatesMarylandMontgomery CountyWhite Oak Population 16,458 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in White Oak, Maryland

A $520,000 home here costs

$3,878

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

A standard mortgage calculator would have told you $2,673. The real number is $1,205 higher every month — 45% more than the payment most buyers budget for.

White Oak median: $520,200
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, $416,000 borrowed $2,673
Property tax0.872% effective rate for White Oak itself $378
Homeowners insuranceMaryland averages $1,238/yr (NAIC), or 0.3% of home value $130
Electricity21.77¢/kWh — Maryland residential average, EIA $196
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $433
Total monthly $3,878

White Oak against Montgomery County and Maryland

MeasureWhite OakMontgomery County
Median home value$520,200$615,200
Median property tax$4,534$5,341
Effective tax rate0.872%0.868%
Median gross rent$1,784$2,030
Population16,4581,057,586

The weather behind that power bill

White Oak sits in Montgomery County, which averages a high of 87.1°F in its hottest month and a low of 26.9°F in its coldest, with 41.32" of precipitation a year and 28% of it in a single three-month stretch. That climate drives 1,279 cooling and 4,455 heating degree days, which is what sets the $196 electricity line above.

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

Other cities in Montgomery County

Full Montgomery County cost breakdown · Every county in Maryland

Common questions

How much does it cost to own a home in White Oak?

A $520,000 home in White Oak, Maryland costs approximately $3,878 per month with 20% down at 6.66%. That is $2,673 principal and interest, $378 property tax, $130 homeowners insurance, $264 utilities and $433 set aside for maintenance.

What is the property tax rate in White Oak?

White Oak has an effective property tax rate of 0.872%, based on a median home value of $520,200 and median real estate taxes of $4,534. That is in line with the Montgomery County average of 0.868%.

What is the average home price in White Oak?

The median owner-occupied home value in White Oak, Maryland is $520,200, against $615,200 across Montgomery County.

Is it cheaper to rent or buy in White Oak?

Median gross rent in White Oak is $1,784 a month, against $3,878 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 White Oak — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Maryland.
  • 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