Cost to Own
United StatesNew YorkSuffolk CountySound Beach Population 7,207 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Sound Beach, New York

A $384,000 home here costs

$3,382

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

A standard mortgage calculator would have told you $1,974. The real number is $1,408 higher every month — 71% more than the payment most buyers budget for.

Sound Beach median: $384,100
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, $307,200 borrowed $1,974
Property tax2.083% effective rate for Sound Beach itself $667
Homeowners insuranceNew York averages $1,455/yr (NAIC), or 0.264% of home value $84
Electricity29.93¢/kWh — New York residential average, EIA $269
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $320
Total monthly $3,382

Sound Beach against Suffolk County and New York

MeasureSound BeachSuffolk County
Median home value$384,100$539,500
Median property tax$8,001$10,001
Effective tax rate2.083%1.854%
Median gross rent$2,798$2,190
Population7,2071,525,680

The weather behind that power bill

Sound Beach sits in Suffolk County, which averages a high of 83.9°F in its hottest month and a low of 26.0°F in its coldest, with 47.22" of precipitation a year and 27% of it in a single three-month stretch. That climate drives 945 cooling and 4,906 heating degree days, which is what sets the $269 electricity line above.

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

Other cities in Suffolk County

Full Suffolk County cost breakdown · Every county in New York

Common questions

How much does it cost to own a home in Sound Beach?

A $384,000 home in Sound Beach, New York costs approximately $3,382 per month with 20% down at 6.66%. That is $1,974 principal and interest, $667 property tax, $84 homeowners insurance, $337 utilities and $320 set aside for maintenance.

What is the property tax rate in Sound Beach?

Sound Beach has an effective property tax rate of 2.083%, based on a median home value of $384,100 and median real estate taxes of $8,001. That is higher than the Suffolk County average of 1.854%.

What is the average home price in Sound Beach?

The median owner-occupied home value in Sound Beach, New York is $384,100, against $539,500 across Suffolk County.

Is it cheaper to rent or buy in Sound Beach?

Median gross rent in Sound Beach is $2,798 a month, against $3,382 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 Sound Beach — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for New York.
  • 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