Cost to Own
United StatesFloridaSt. Lucie CountyPort St. Lucie Population 220,453 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Port St. Lucie, Florida

A $328,000 home here costs

$2,628

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

A standard mortgage calculator would have told you $1,686. The real number is $942 higher every month — 56% more than the payment most buyers budget for.

Port St. Lucie median: $327,700
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, $262,400 borrowed $1,686
Property tax0.973% effective rate for Port St. Lucie itself $266
Homeowners insuranceFlorida averages $2,437/yr (NAIC), or 0.725% of home value $198
Electricity15.17¢/kWh — Florida residential average, EIA $136
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $273
Total monthly $2,628

Port St. Lucie against St. Lucie County and Florida

MeasurePort St. LucieSt. Lucie County
Median home value$327,700$305,800
Median property tax$3,188$2,893
Effective tax rate0.973%0.946%
Median gross rent$1,781$1,489
Population220,453346,237

The weather behind that power bill

Port St. Lucie sits in St. Lucie County, which averages a high of 90.3°F in its hottest month and a low of 51.2°F in its coldest, with 51.17" of precipitation a year and 38% of it in a single three-month stretch. That climate drives 3,391 cooling and 418 heating degree days, which is what sets the $136 electricity line above.

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

Other cities in St. Lucie County

Full St. Lucie County cost breakdown · Every county in Florida

Common questions

How much does it cost to own a home in Port St. Lucie?

A $328,000 home in Port St. Lucie, Florida costs approximately $2,628 per month with 20% down at 6.66%. That is $1,686 principal and interest, $266 property tax, $198 homeowners insurance, $204 utilities and $273 set aside for maintenance.

What is the property tax rate in Port St. Lucie?

Port St. Lucie has an effective property tax rate of 0.973%, based on a median home value of $327,700 and median real estate taxes of $3,188. That is higher than the St. Lucie County average of 0.946%.

What is the average home price in Port St. Lucie?

The median owner-occupied home value in Port St. Lucie, Florida is $327,700, against $305,800 across St. Lucie County.

Is it cheaper to rent or buy in Port St. Lucie?

Median gross rent in Port St. Lucie is $1,781 a month, against $2,628 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 Port St. Lucie — 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