Cost to Own
United StatesMaineKennebec CountyWaterville Population 16,704 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Waterville, Maine

A $174,000 home here costs

$1,640

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

A standard mortgage calculator would have told you $895. The real number is $746 higher every month — 83% more than the payment most buyers budget for.

Waterville median: $173,700
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, $139,200 borrowed $895
Property tax1.542% effective rate for Waterville itself $224
Homeowners insuranceMaine averages $996/yr (NAIC), or 0.356% of home value $52
Electricity28.63¢/kWh — Maine residential average, EIA $257
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $145
Total monthly $1,640

Waterville against Kennebec County and Maine

MeasureWatervilleKennebec County
Median home value$173,700$219,900
Median property tax$2,679$2,510
Effective tax rate1.542%1.141%
Median gross rent$957$952
Population16,704125,614

The weather behind that power bill

Waterville sits in Kennebec County, which averages a high of 79.9°F in its hottest month and a low of 12.1°F in its coldest, with 41.84" of precipitation a year and 30% of it in a single three-month stretch. That climate drives 428 cooling and 7,278 heating degree days, which is what sets the $257 electricity line above.

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

Other cities in Kennebec County

Full Kennebec County cost breakdown · Every county in Maine

Common questions

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

A $174,000 home in Waterville, Maine costs approximately $1,640 per month with 20% down at 6.66%. That is $895 principal and interest, $224 property tax, $52 homeowners insurance, $325 utilities and $145 set aside for maintenance.

What is the property tax rate in Waterville?

Waterville has an effective property tax rate of 1.542%, based on a median home value of $173,700 and median real estate taxes of $2,679. That is higher than the Kennebec County average of 1.141%.

What is the average home price in Waterville?

The median owner-occupied home value in Waterville, Maine is $173,700, against $219,900 across Kennebec County.

Is it cheaper to rent or buy in Waterville?

Median gross rent in Waterville is $957 a month, against $1,640 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 Waterville — 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