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Single Family ResidenceResidential
$334,877$293 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $240,000 on Jun 20, 2006

646 FIELD ST

NAUGATUCK, CT 06770
3
Beds
1.5
Baths
1,144 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
1974
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$335K
$314K low$355K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$240,000 · Jun 20, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,208 (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.$181,160 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$33,320
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$147,840
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$181,160
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$126,812

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyNAUGATUCK VALLEY
Lot (acres)The size of the land the home sits on, from county records.0.33
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
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.

H
Naugatuck High SchoolC-
High · Grades 9–12 · 0.5 mi
E
Western Elementary SchoolB
Elementary · Grades KG–4 · 0.5 mi
M
City Hill Middle SchoolD+
Middle · Grades 7–8 · 2.2 mi

District: Naugatuck School District

Neighborhood · ZIP 06770These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.68

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.32,092
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,962 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,312
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$112,599
Average tempThe average temperature here across a full year.49°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.58%

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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

646 Field 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.

  • Worth less than 65% of homes in Naugatuck Valley County
  • Costs more per square foot than 76% of homes in Naugatuck 06770
  • Smaller than 76% of homes in Naugatuck Valley County

What homes are worth in Naugatuck 06770

Each bar is how many homes fall in that price range. The marker is this home.

This home
$188K$574K

This home is worth more than 41% of homes in Naugatuck 06770.

How it measures up in Naugatuck 06770

The dot is this home. The mark in the middle is the typical home in Naugatuck 06770.

Estimated value$334,877
CheaperTypical $351,271Pricier

Pricier than 41% of homes nearby

Price per ft²$293
CheaperTypical $248Pricier

Pricier than 76% of homes nearby

Living area1,144 ft²
SmallerTypical 1,338 ft²Bigger

Bigger than 31% of homes nearby

Lot size0.33 ac
SmallerTypical 0.29 acBigger

Bigger than 58% of homes nearby

Year built1974
OlderTypical 1970Newer

Newer than 57% of homes nearby

How 646 Field St ranks against every home in each area.
MeasureThis homeNaugatuck 06770Naugatuck Valley County
Estimated valuepricier than$334,87741% of homes35% of homes
Price per ft²pricier than$29376% of homes70% of homes
Living areabigger than1,144 ft²31% of homes24% of homes
Lot sizebigger than0.33 ac58% of homes42% of homes
Year builtnewer than197457% of homes59% of homes

About 646 Field St

How much is 646 Field St, Naugatuck, CT worth?

The TopHap Estimate for 646 Field St, Naugatuck, CT is $334,877 as of Aug 30, 2026. The likely range is $314,375 to $355,379. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 646 Field St, Naugatuck, CT last sell?

646 Field St, Naugatuck, CT last sold on Jun 20, 2006 for $240,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 646 Field St, Naugatuck, CT?

646 Field St, Naugatuck, CT has 3 bedrooms, 1.5 bathrooms, 1,144 square feet of living space and a 0.33-acre lot.

When was 646 Field St, Naugatuck, CT built?

646 Field St, Naugatuck, CT was built in 1974, making it 52 years old. It is a ranch home. The building has 1 story.

What schools serve 646 Field St, Naugatuck, CT?

646 Field St, Naugatuck, CT is assigned to Naugatuck High School (high), rated C-; Western Elementary School (elementary), rated B; City Hill Middle School (middle), rated D+. All sit in Naugatuck School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 646 Field St, Naugatuck, CT compare to other homes in Naugatuck 06770?

Among the 9,948 homes in Naugatuck 06770, it is worth more than 41% of them ($334,877 against a typical $351,271), its price per square foot is higher than 76% of them ($293 against a typical $248), it is bigger than 31% of them (1,144 ft² against a typical 1,338 ft²), its lot is bigger than 58% of them (0.33 ac against a typical 0.29 ac) and it is newer than 57% of them (1974 against a typical 1970). Measured against all of Naugatuck Valley County, it is worth more than 35% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 646 Field St, Naugatuck, CT?

The 2025 property tax bill for 646 Field St, Naugatuck, CT was $7,208. The county assessed it at $181,160.

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