Cost to Own
United StatesMaineYork CountyKennebunkport Population 1,450 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Kennebunkport, Maine

A $805,000 home here costs

$5,749

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

A standard mortgage calculator would have told you $4,139. The real number is $1,610 higher every month — 39% more than the payment most buyers budget for.

Kennebunkport median: $805,200
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, $644,000 borrowed $4,139
Property tax0.559% effective rate for Kennebunkport itself $375
Homeowners insuranceMaine averages $996/yr (NAIC), or 0.356% of home value $239
Electricity28.63¢/kWh — Maine residential average, EIA $257
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $671
Total monthly $5,749

Kennebunkport against York County and Maine

MeasureKennebunkportYork County
Median home value$805,200$357,200
Median property tax$4,505$3,691
Effective tax rate0.559%1.033%
Median gross rent$1,239
Population1,450214,731

The weather behind that power bill

Kennebunkport sits in York County, which averages a high of 81.3°F in its hottest month and a low of 9.9°F in its coldest, with 51.31" of precipitation a year and 28% of it in a single three-month stretch. That climate drives 351 cooling and 7,430 heating degree days, which is what sets the $257 electricity line above.

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

Other cities in York County

Full York County cost breakdown · Every county in Maine

Common questions

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

A $805,000 home in Kennebunkport, Maine costs approximately $5,749 per month with 20% down at 6.66%. That is $4,139 principal and interest, $375 property tax, $239 homeowners insurance, $325 utilities and $671 set aside for maintenance.

What is the property tax rate in Kennebunkport?

Kennebunkport has an effective property tax rate of 0.559%, based on a median home value of $805,200 and median real estate taxes of $4,505. That is lower than the York County average of 1.033%.

What is the average home price in Kennebunkport?

The median owner-occupied home value in Kennebunkport, Maine is $805,200, against $357,200 across York County.

Is it cheaper to rent or buy in Kennebunkport?

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

Sources & methodology

  • Median home value, real estate taxes, gross rent and population for Kennebunkport — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Maine.
  • 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