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Duplex (2 Units, Any Combination)Residential

140 RIVER ST

THOMASTON, CT 06787
4
Beds
2
Baths
2,160 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
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.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,888 (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.$136,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$39,550
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$96,950
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$136,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$95,550

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.34 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.''

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)
CountyNAUGATUCK VALLEY
Lot (acres)The size of the land the home sits on, from county records.0.12
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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 · 1.3 mi
M
Thomaston High SchoolA
Middle · Grades 7–12 · 1.4 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

140 River 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 80% of homes in Thomaston 06787
  • Among the smallest lots in Thomaston 06787
  • Older than 84% of 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 area2,160 ft²
SmallerTypical 1,533 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.12 ac
SmallerTypical 0.57 acBigger

Smaller than almost all homes nearby

Year built1930
OlderTypical 1968Newer

Newer than 20% of homes nearby

How 140 River St ranks against every home in each area.
MeasureThis homeThomaston 06787Naugatuck Valley County
Living areabigger than2,160 ft²80% of homes77% of homes
Lot sizebigger than0.12 acalmost no homes7% of homes
Year builtnewer than193020% of homes16% of homes

About 140 River St

When did 140 River St, Thomaston, CT last sell?

140 River St, Thomaston, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 140 River St, Thomaston, CT?

140 River St, Thomaston, CT has 4 bedrooms, 2 bathrooms, 2,160 square feet of living space and a 0.12-acre lot.

When was 140 River St, Thomaston, CT built?

140 River St, Thomaston, CT was built in 1930, making it 96 years old. The building has 2 stories.

What schools serve 140 River St, Thomaston, CT?

140 River 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 140 River St, Thomaston, CT compare to other homes in Thomaston 06787?

Among the 2,721 homes in Thomaston 06787, it is bigger than 80% of them (2,160 ft² against a typical 1,533 ft²), its lot is bigger than almost none of them (0.12 ac against a typical 0.57 ac) and it is newer than 20% of them (1930 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 140 River St, Thomaston, CT?

The 2025 property tax bill for 140 River St, Thomaston, CT was $4,888. The county assessed it at $136,500.

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