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Single Family ResidenceResidential
$534,814$203 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $298,000 on Sep 29, 2009

20 ALISON AVE

NAUGATUCK, CT 06770
5
Beds
2.5
Baths
2,641 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.
0.45 ac
Lot SizeThe size of the land the home sits on, from county records.
1993
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$535K
$514K low$555K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$298,000 · Sep 29, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,785 (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.$266,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$34,510
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$232,190
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$266,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$485,378

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.0.45
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.Shingle
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.Spa/Hot Tub (Only)
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(1)

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
Maple Hill Elementary SchoolC
Elementary · Grades KG–4 · 0.5 mi
M
City Hill Middle SchoolC-
Middle · Grades 7–8 · 1.2 mi
H
Naugatuck High SchoolD
High · Grades 9–12 · 3.1 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

20 Alison Ave 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 more than 94% of homes in Naugatuck 06770
  • Costs less per square foot than 86% of homes in Naugatuck 06770
  • Bigger than 95% of homes in Naugatuck 06770
  • Has a bigger lot than 78% of homes in Naugatuck 06770
  • Newer than 87% of homes in Naugatuck 06770

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
$187K$600K

This home is worth more than 94% 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$534,814
CheaperTypical $358,858Pricier

Pricier than 94% of homes nearby

Price per ft²$203
CheaperTypical $253Pricier

Pricier than 14% of homes nearby

Living area2,641 ft²
SmallerTypical 1,332 ft²Bigger

Bigger than 95% of homes nearby

Lot size0.45 ac
SmallerTypical 0.25 acBigger

Bigger than 78% of homes nearby

Year built1993
OlderTypical 1969Newer

Newer than 87% of homes nearby

How 20 Alison Ave ranks against every home in each area.
MeasureThis homeNaugatuck 06770Naugatuck Valley County
Estimated valuepricier than$534,81494% of homes76% of homes
Price per ft²pricier than$20314% of homes15% of homes
Living areabigger than2,641 ft²95% of homes87% of homes
Lot sizebigger than0.45 ac78% of homes55% of homes
Year builtnewer than199387% of homes84% of homes

About 20 Alison Ave

How much is 20 Alison Ave, Naugatuck, CT worth?

The TopHap Estimate for 20 Alison Ave, Naugatuck, CT is $534,814 as of Oct 21, 2026. The likely range is $514,226 to $555,402. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Alison Ave, Naugatuck, CT last sell?

20 Alison Ave, Naugatuck, CT last sold on Sep 29, 2009 for $298,000, according to the county's recorded deed.

How big is 20 Alison Ave, Naugatuck, CT?

20 Alison Ave, Naugatuck, CT has 5 bedrooms, 2.5 bathrooms, 2,641 square feet of living space and a 0.45-acre lot.

When was 20 Alison Ave, Naugatuck, CT built?

20 Alison Ave, Naugatuck, CT was built in 1993, making it 33 years old. It is a colonial home. The building has 2 stories.

What schools serve 20 Alison Ave, Naugatuck, CT?

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

How does 20 Alison Ave, Naugatuck, CT compare to other homes in Naugatuck 06770?

Among the 9,948 homes in Naugatuck 06770, it is worth more than 94% of them ($534,814 against a typical $358,858), its price per square foot is higher than 14% of them ($203 against a typical $253), it is bigger than 95% of them (2,641 ft² against a typical 1,332 ft²), its lot is bigger than 78% of them (0.45 ac against a typical 0.25 ac) and it is newer than 87% of them (1993 against a typical 1969). Measured against all of Naugatuck Valley County, it is worth more than 76% 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 20 Alison Ave, Naugatuck, CT?

The 2026 property tax bill for 20 Alison Ave, Naugatuck, CT was $10,785. The county assessed it at $266,700.

More homes on Alison Ave

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Assigned schools

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