Cost to Own
United StatesMassachusettsWorcester CountyNorthborough Population 6,720 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Northborough, Massachusetts

A $554,000 home here costs

$4,374

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

A standard mortgage calculator would have told you $2,848. The real number is $1,526 higher every month — 54% more than the payment most buyers budget for.

Northborough median: $553,700
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, $443,200 borrowed $2,848
Property tax1.287% effective rate for Northborough itself $594
Homeowners insuranceMassachusetts averages $1,712/yr (NAIC), or 0.31% of home value $143
Electricity28.82¢/kWh — Massachusetts residential average, EIA $259
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $462
Total monthly $4,374

Northborough against Worcester County and Massachusetts

MeasureNorthboroughWorcester County
Median home value$553,700$390,700
Median property tax$7,127$5,207
Effective tax rate1.287%1.333%
Median gross rent$1,219$1,347
Population6,720861,664

The weather behind that power bill

Northborough sits in Worcester County, which averages a high of 79.8°F in its hottest month and a low of 17.1°F in its coldest, with 48.26" of precipitation a year and 27% of it in a single three-month stretch. That climate drives 503 cooling and 6,622 heating degree days, which is what sets the $259 electricity line above.

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

Other cities in Worcester County

Full Worcester County cost breakdown · Every county in Massachusetts

Common questions

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

A $554,000 home in Northborough, Massachusetts costs approximately $4,374 per month with 20% down at 6.66%. That is $2,848 principal and interest, $594 property tax, $143 homeowners insurance, $327 utilities and $462 set aside for maintenance.

What is the property tax rate in Northborough?

Northborough has an effective property tax rate of 1.287%, based on a median home value of $553,700 and median real estate taxes of $7,127. That is lower than the Worcester County average of 1.333%.

What is the average home price in Northborough?

The median owner-occupied home value in Northborough, Massachusetts is $553,700, against $390,700 across Worcester County.

Is it cheaper to rent or buy in Northborough?

Median gross rent in Northborough is $1,219 a month, against $4,374 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 Northborough — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Massachusetts.
  • 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