Cost to Own
United StatesFloridaMartin CountySewall's Point Population 1,961 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Sewall's Point, Florida

A $1,143,000 home here costs

$8,557

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

A standard mortgage calculator would have told you $5,876. The real number is $2,681 higher every month — 46% more than the payment most buyers budget for.

Sewall's Point median: $1,143,200
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, $914,400 borrowed $5,876
Property tax0.875% effective rate for Sewall's Point itself $833
Homeowners insuranceFlorida averages $2,437/yr (NAIC), or 0.725% of home value $691
Electricity15.17¢/kWh — Florida residential average, EIA $136
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $953
Total monthly $8,557

Sewall's Point against Martin County and Florida

MeasureSewall's PointMartin County
Median home value$1,143,200$386,500
Median property tax$10,001$3,120
Effective tax rate0.875%0.807%
Median gross rent$2,688$1,499
Population1,961160,464

The weather behind that power bill

Sewall's Point sits in Martin County, which averages a high of 90.8°F in its hottest month and a low of 53.6°F in its coldest, with 64.16" of precipitation a year and 40% of it in a single three-month stretch. That climate drives 3,528 cooling and 337 heating degree days, which is what sets the $136 electricity line above.

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

Other cities in Martin County

Full Martin County cost breakdown · Every county in Florida

Common questions

How much does it cost to own a home in Sewall's Point?

A $1,143,000 home in Sewall's Point, Florida costs approximately $8,557 per month with 20% down at 6.66%. That is $5,876 principal and interest, $833 property tax, $691 homeowners insurance, $204 utilities and $953 set aside for maintenance.

What is the property tax rate in Sewall's Point?

Sewall's Point has an effective property tax rate of 0.875%, based on a median home value of $1,143,200 and median real estate taxes of $10,001. That is higher than the Martin County average of 0.807%.

What is the average home price in Sewall's Point?

The median owner-occupied home value in Sewall's Point, Florida is $1,143,200, against $386,500 across Martin County.

Is it cheaper to rent or buy in Sewall's Point?

Median gross rent in Sewall's Point is $2,688 a month, against $8,557 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 Sewall's Point — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Florida.
  • 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