Cost to Own
United StatesMassachusettsNantucket CountyNantucket Population 10,837 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Nantucket, Massachusetts

A $1,359,000 home here costs

$9,033

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

A standard mortgage calculator would have told you $6,987. The real number is $2,046 higher every month — 29% more than the payment most buyers budget for.

Nantucket median: $1,359,200
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, $1,087,200 borrowed $6,987
Property tax0.208% effective rate for Nantucket itself $236
Homeowners insuranceMassachusetts averages $1,712/yr (NAIC), or 0.31% of home value $351
Electricity28.82¢/kWh — Massachusetts residential average, EIA $259
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $1,133
Total monthly $9,033

Nantucket against Nantucket County and Massachusetts

MeasureNantucketNantucket County
Median home value$1,359,200$1,387,000
Median property tax$2,829$2,985
Effective tax rate0.208%0.215%
Median gross rent$2,484$2,070
Population10,83714,299

The weather behind that power bill

Nantucket sits in Nantucket County, which averages a high of 75.7°F in its hottest month and a low of 26.6°F in its coldest, with 40.86" of precipitation a year and 30% of it in a single three-month stretch. That climate drives 343 cooling and 5,536 heating degree days, which is what sets the $259 electricity line above.

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

Other cities in Nantucket County

No other places of this size are published in Nantucket County.

Full Nantucket County cost breakdown · Every county in Massachusetts

Common questions

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

A $1,359,000 home in Nantucket, Massachusetts costs approximately $9,033 per month with 20% down at 6.66%. That is $6,987 principal and interest, $236 property tax, $351 homeowners insurance, $327 utilities and $1,133 set aside for maintenance.

What is the property tax rate in Nantucket?

Nantucket has an effective property tax rate of 0.208%, based on a median home value of $1,359,200 and median real estate taxes of $2,829. That is in line with the Nantucket County average of 0.215%.

What is the average home price in Nantucket?

The median owner-occupied home value in Nantucket, Massachusetts is $1,359,200, against $1,387,000 across Nantucket County.

Is it cheaper to rent or buy in Nantucket?

Median gross rent in Nantucket is $2,484 a month, against $9,033 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 Nantucket — 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