Cost to Own
United StatesMassachusettsHampshire CountyGranby Population 1,127 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Granby, Massachusetts

A $300,000 home here costs

$2,717

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

A standard mortgage calculator would have told you $1,542. The real number is $1,175 higher every month — 76% more than the payment most buyers budget for.

Granby median: $299,700
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, $240,000 borrowed $1,542
Property tax2.081% effective rate for Granby itself $520
Homeowners insuranceMassachusetts averages $1,712/yr (NAIC), or 0.31% of home value $78
Electricity28.82¢/kWh — Massachusetts residential average, EIA $259
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $250
Total monthly $2,717

Granby against Hampshire County and Massachusetts

MeasureGranbyHampshire County
Median home value$299,700$363,400
Median property tax$6,238$5,326
Effective tax rate2.081%1.466%
Median gross rent$1,332
Population1,127156,595

The weather behind that power bill

Granby sits in Hampshire County, which averages a high of 84.9°F in its hottest month and a low of 15.5°F in its coldest, with 45.16" of precipitation a year and 29% of it in a single three-month stretch. That climate drives 677 cooling and 6,330 heating degree days, which is what sets the $259 electricity line above.

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

Other cities in Hampshire County

Full Hampshire County cost breakdown · Every county in Massachusetts

Common questions

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

A $300,000 home in Granby, Massachusetts costs approximately $2,717 per month with 20% down at 6.66%. That is $1,542 principal and interest, $520 property tax, $78 homeowners insurance, $327 utilities and $250 set aside for maintenance.

What is the property tax rate in Granby?

Granby has an effective property tax rate of 2.081%, based on a median home value of $299,700 and median real estate taxes of $6,238. That is higher than the Hampshire County average of 1.466%.

What is the average home price in Granby?

The median owner-occupied home value in Granby, Massachusetts is $299,700, against $363,400 across Hampshire County.

Is it cheaper to rent or buy in Granby?

Rent data is not published for Granby at this level of detail.

Sources & methodology

  • Median home value, real estate taxes, gross rent and population for Granby — 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