Cost to Own
United StatesTennesseeWilson CountyWatertown Population 1,511 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Watertown, Tennessee

A $228,000 home here costs

$1,738

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

A standard mortgage calculator would have told you $1,172. The real number is $565 higher every month — 48% more than the payment most buyers budget for.

Watertown median: $228,400
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, $182,400 borrowed $1,172
Property tax0.428% effective rate for Watertown itself $81
Homeowners insuranceTennessee averages $1,368/yr (NAIC), or 0.505% of home value $96
Electricity14.47¢/kWh — Tennessee residential average, EIA $130
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $190
Total monthly $1,738

Watertown against Wilson County and Tennessee

MeasureWatertownWilson County
Median home value$228,400$397,000
Median property tax$977$1,743
Effective tax rate0.428%0.439%
Median gross rent$1,036$1,370
Population1,511153,587

The weather behind that power bill

Watertown sits in Wilson County, which averages a high of 90.2°F in its hottest month and a low of 27.8°F in its coldest, with 54.45" of precipitation a year and 28% of it in a single three-month stretch. That climate drives 1,670 cooling and 3,802 heating degree days, which is what sets the $130 electricity line above.

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

Other cities in Wilson County

Full Wilson County cost breakdown · Every county in Tennessee

Common questions

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

A $228,000 home in Watertown, Tennessee costs approximately $1,738 per month with 20% down at 6.66%. That is $1,172 principal and interest, $81 property tax, $96 homeowners insurance, $198 utilities and $190 set aside for maintenance.

What is the property tax rate in Watertown?

Watertown has an effective property tax rate of 0.428%, based on a median home value of $228,400 and median real estate taxes of $977. That is lower than the Wilson County average of 0.439%.

What is the average home price in Watertown?

The median owner-occupied home value in Watertown, Tennessee is $228,400, against $397,000 across Wilson County.

Is it cheaper to rent or buy in Watertown?

Median gross rent in Watertown is $1,036 a month, against $1,738 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 Watertown — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Tennessee.
  • 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