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Duplex (2 Units, Any Combination)Residential
Last sold for $225,000 on Jun 1, 2015

186 ELM ST

THOMASTON, CT 06787
5
Beds
3
Baths
3,170 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1875
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
13
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$225,000 · Jun 1, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,039 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$196,560 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$42,910
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$153,650
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$196,560
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$137,592

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.85 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyNAUGATUCK VALLEY
Lot (acres)The size of the land the home sits on, from county records.0.50
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Pool

Transaction History(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Black Rock SchoolC
Elementary · Grades PK–3 · 1.5 mi
M
Thomaston High SchoolA
Middle · Grades 7–12 · 1.6 mi

District: Thomaston School District

Neighborhood · ZIP 06787These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.7,823
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.624 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,522
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$124,660
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.52 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

186 Elm St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Bigger than 98% of homes in Thomaston 06787
  • Among the oldest homes in Naugatuck Valley County

How it measures up in Thomaston 06787

The dot is this home. The mark in the middle is the typical home in Thomaston 06787.

Living area3,170 ft²
SmallerTypical 1,533 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.5 ac
SmallerTypical 0.57 acBigger

Bigger than 45% of homes nearby

Year built1875
OlderTypical 1968Newer

Newer than 5% of homes nearby

How 186 Elm St ranks against every home in each area.
MeasureThis homeThomaston 06787Naugatuck Valley County
Living areabigger than3,170 ft²98% of homes94% of homes
Lot sizebigger than0.5 ac45% of homes59% of homes
Year builtnewer than18755% of homesalmost no homes

About 186 Elm St

When did 186 Elm St, Thomaston, CT last sell?

186 Elm St, Thomaston, CT last sold on Jun 1, 2015 for $225,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 186 Elm St, Thomaston, CT?

186 Elm St, Thomaston, CT has 5 bedrooms, 3 bathrooms, 3,170 square feet of living space and a 0.50-acre lot.

When was 186 Elm St, Thomaston, CT built?

186 Elm St, Thomaston, CT was built in 1875, making it 151 years old. It is a duplex single home. The building has 2 stories.

What schools serve 186 Elm St, Thomaston, CT?

186 Elm St, Thomaston, CT is assigned to Black Rock School (elementary), rated C; Thomaston High School (middle), rated A. All sit in Thomaston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 186 Elm St, Thomaston, CT compare to other homes in Thomaston 06787?

Among the 2,721 homes in Thomaston 06787, it is bigger than 98% of them (3,170 ft² against a typical 1,533 ft²), its lot is bigger than 45% of them (0.5 ac against a typical 0.57 ac) and it is newer than 5% of them (1875 against a typical 1968). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 186 Elm St, Thomaston, CT?

The 2025 property tax bill for 186 Elm St, Thomaston, CT was $7,039. The county assessed it at $196,560.

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