Cost to Own
United StatesConnecticutNaugatuck Valley Planning RegionThomaston Population 2,073 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Thomaston, Connecticut

A $237,000 home here costs

$2,259

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

A standard mortgage calculator would have told you $1,218. The real number is $1,040 higher every month — 85% more than the payment most buyers budget for.

Thomaston median: $236,900
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, $189,600 borrowed $1,218
Property tax2.231% effective rate for Thomaston itself $441
Homeowners insuranceConnecticut averages $1,651/yr (NAIC), or 0.446% of home value $88
Electricity27.37¢/kWh — Connecticut residential average, EIA $246
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $198
Total monthly $2,259

Thomaston against Naugatuck Valley Planning Region and Connecticut

MeasureThomastonNaugatuck Valley Planning Region
Median home value$236,900$290,800
Median property tax$5,285$5,926
Effective tax rate2.231%2.038%
Median gross rent$957$1,288
Population2,073452,303

The weather behind that power bill

Thomaston sits in Naugatuck Valley Planning Region, which averages a high of 84.0°F in its hottest month and a low of 18.7°F in its coldest, with 44.86" of precipitation a year and 27% of it in a single three-month stretch. That climate drives 718 cooling and 5,892 heating degree days, which is what sets the $246 electricity line above.

See the full climate breakdown for Naugatuck Valley Planning Region — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.

Other cities in Naugatuck Valley Planning Region

Full Naugatuck Valley Planning Region cost breakdown · Every county in Connecticut

Common questions

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

A $237,000 home in Thomaston, Connecticut costs approximately $2,259 per month with 20% down at 6.66%. That is $1,218 principal and interest, $441 property tax, $88 homeowners insurance, $314 utilities and $198 set aside for maintenance.

What is the property tax rate in Thomaston?

Thomaston has an effective property tax rate of 2.231%, based on a median home value of $236,900 and median real estate taxes of $5,285. That is higher than the Naugatuck Valley Planning Region average of 2.038%.

What is the average home price in Thomaston?

The median owner-occupied home value in Thomaston, Connecticut is $236,900, against $290,800 across Naugatuck Valley Planning Region.

Is it cheaper to rent or buy in Thomaston?

Median gross rent in Thomaston is $957 a month, against $2,259 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 Thomaston — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Connecticut.
  • 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