Cost to Own
United StatesNew YorkSuffolk CountyNorth Great River Population 3,638 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in North Great River, New York

A $489,000 home here costs

$4,200

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

A standard mortgage calculator would have told you $2,514. The real number is $1,686 higher every month — 67% more than the payment most buyers budget for.

North Great River median: $488,900
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, $391,200 borrowed $2,514
Property tax2.046% effective rate for North Great River itself $834
Homeowners insuranceNew York averages $1,455/yr (NAIC), or 0.264% of home value $108
Electricity29.93¢/kWh — New York residential average, EIA $269
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $408
Total monthly $4,200

North Great River against Suffolk County and New York

MeasureNorth Great RiverSuffolk County
Median home value$488,900$539,500
Median property tax$10,001$10,001
Effective tax rate2.046%1.854%
Median gross rent$2,418$2,190
Population3,6381,525,680

The weather behind that power bill

North Great River 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 North Great River?

A $489,000 home in North Great River, New York costs approximately $4,200 per month with 20% down at 6.66%. That is $2,514 principal and interest, $834 property tax, $108 homeowners insurance, $337 utilities and $408 set aside for maintenance.

What is the property tax rate in North Great River?

North Great River has an effective property tax rate of 2.046%, based on a median home value of $488,900 and median real estate taxes of $10,001. That is higher than the Suffolk County average of 1.854%.

What is the average home price in North Great River?

The median owner-occupied home value in North Great River, New York is $488,900, against $539,500 across Suffolk County.

Is it cheaper to rent or buy in North Great River?

Median gross rent in North Great River is $2,418 a month, against $4,200 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 North Great River — 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