Cost to Own
United StatesMarylandSt. Mary's CountyLeonardtown Population 4,712 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Leonardtown, Maryland

A $528,000 home here costs

$3,936

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

A standard mortgage calculator would have told you $2,714. The real number is $1,222 higher every month — 45% more than the payment most buyers budget for.

Leonardtown median: $528,100
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, $422,400 borrowed $2,714
Property tax0.877% effective rate for Leonardtown itself $386
Homeowners insuranceMaryland averages $1,238/yr (NAIC), or 0.3% of home value $132
Electricity21.77¢/kWh — Maryland residential average, EIA $196
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $440
Total monthly $3,936

Leonardtown against St. Mary's County and Maryland

MeasureLeonardtownSt. Mary's County
Median home value$528,100$390,900
Median property tax$4,630$3,392
Effective tax rate0.877%0.868%
Median gross rent$1,793$1,692
Population4,712114,372

The weather behind that power bill

Leonardtown sits in St. Mary's 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 $196 electricity line above.

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

Other cities in St. Mary's County

Full St. Mary's County cost breakdown · Every county in Maryland

Common questions

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

A $528,000 home in Leonardtown, Maryland costs approximately $3,936 per month with 20% down at 6.66%. That is $2,714 principal and interest, $386 property tax, $132 homeowners insurance, $264 utilities and $440 set aside for maintenance.

What is the property tax rate in Leonardtown?

Leonardtown has an effective property tax rate of 0.877%, based on a median home value of $528,100 and median real estate taxes of $4,630. That is in line with the St. Mary's County average of 0.868%.

What is the average home price in Leonardtown?

The median owner-occupied home value in Leonardtown, Maryland is $528,100, against $390,900 across St. Mary's County.

Is it cheaper to rent or buy in Leonardtown?

Median gross rent in Leonardtown is $1,793 a month, against $3,936 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 Leonardtown — 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