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Single Family ResidenceResidential
$297,337$225 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $135,000 on May 13, 2020

415 SPRING ST

NAUGATUCK, CT 06770
3
Beds
1
Baths
1,320 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1942
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$297K
$275K low$320K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$135,000 · May 13, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,897 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$145,810 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$29,680
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$116,130
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$145,810
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$304,435

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.Colonial
CountyNAUGATUCK VALLEY
Lot (acres)The size of the land the home sits on, from county records.0.22
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Hot Water
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(8)

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
Hop Brook Elementary SchoolC-
Elementary · Grades KG–4 · 0.6 mi
H
Naugatuck High SchoolD
High · Grades 9–12 · 1.5 mi
M
City Hill Middle SchoolC-
Middle · Grades 7–8 · 1.6 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

415 Spring 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 77% of homes in Naugatuck Valley County
  • Costs less per square foot than 73% of homes in Naugatuck Valley County
  • Has a smaller lot than 74% of homes in Naugatuck Valley County
  • Older than 79% 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
$186K$580K

This home is worth more than 25% 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$297,337
CheaperTypical $348,891Pricier

Pricier than 25% of homes nearby

Price per ft²$225
CheaperTypical $246Pricier

Pricier than 34% of homes nearby

Living area1,320 ft²
SmallerTypical 1,336 ft²Bigger

Bigger than 49% of homes nearby

Lot size0.22 ac
SmallerTypical 0.29 acBigger

Bigger than 32% of homes nearby

Year built1942
OlderTypical 1970Newer

Newer than 22% of homes nearby

How 415 Spring St ranks against every home in each area.
MeasureThis homeNaugatuck 06770Naugatuck Valley County
Estimated valuepricier than$297,33725% of homes23% of homes
Price per ft²pricier than$22534% of homes27% of homes
Living areabigger than1,320 ft²49% of homes39% of homes
Lot sizebigger than0.22 ac32% of homes26% of homes
Year builtnewer than194222% of homes21% of homes

About 415 Spring St

How much is 415 Spring St, Naugatuck, CT worth?

The TopHap Estimate for 415 Spring St, Naugatuck, CT is $297,337 as of Sep 24, 2026. The likely range is $274,617 to $320,057. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 415 Spring St, Naugatuck, CT last sell?

415 Spring St, Naugatuck, CT last sold on May 13, 2020 for $135,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 415 Spring St, Naugatuck, CT?

415 Spring St, Naugatuck, CT has 3 bedrooms, 1 bathrooms, 1,320 square feet of living space and a 0.22-acre lot.

When was 415 Spring St, Naugatuck, CT built?

415 Spring St, Naugatuck, CT was built in 1942, making it 84 years old. It is a colonial home. The building has 2 stories.

What schools serve 415 Spring St, Naugatuck, CT?

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

How does 415 Spring St, Naugatuck, CT compare to other homes in Naugatuck 06770?

Among the 9,948 homes in Naugatuck 06770, it is worth more than 25% of them ($297,337 against a typical $348,891), its price per square foot is higher than 34% of them ($225 against a typical $246), it is bigger than 49% of them (1,320 ft² against a typical 1,336 ft²), its lot is bigger than 32% of them (0.22 ac against a typical 0.29 ac) and it is newer than 22% of them (1942 against a typical 1970). Measured against all of Naugatuck Valley County, it is worth more than 23% 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 415 Spring St, Naugatuck, CT?

The 2026 property tax bill for 415 Spring St, Naugatuck, CT was $5,897. The county assessed it at $145,810.

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