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Single Family ResidenceResidential
$299,182$189 / 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 $90,000 on Oct 17, 2002

447 CONGRESS AVE

WATERBURY, CT 06708
3
Beds
1
Baths
1,582 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1931
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

$299K
$275K low$323K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$90,000 · Oct 17, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,461 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$143,640 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,350
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$129,290
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$205,200

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
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1969
Lot (acres)The size of the land the home sits on, from county records.0.11
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.Forced Air With Air Conditioning
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(2)

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
Duggan PreK-8 SchoolC-
Elementary · Grades KG–8 · 0.3 mi
H
Kennedy High SchoolD-
High · Grades 9–12 · 0.7 mi

District: Waterbury School District

Neighborhood · ZIP 06708These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.69

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.32,336
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,332 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$67,073
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$82,401
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

447 Congress 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 less than 77% of homes in Naugatuck Valley County
  • Costs less per square foot than 89% of homes in Naugatuck Valley County
  • Bigger than 68% of homes in Waterbury 06708
  • Has a smaller lot than 93% of homes in Naugatuck Valley County
  • Older than 83% of homes in Naugatuck Valley County

What homes are worth in Waterbury 06708

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

This home
$123K$492K

This home is worth more than 40% of homes in Waterbury 06708.

How it measures up in Waterbury 06708

The dot is this home. The mark in the middle is the typical home in Waterbury 06708.

Estimated value$299,182
CheaperTypical $315,892Pricier

Pricier than 40% of homes nearby

Price per ft²$189
CheaperTypical $234Pricier

Pricier than 25% of homes nearby

Living area1,582 ft²
SmallerTypical 1,330 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.11 ac
SmallerTypical 0.21 acBigger

Bigger than 8% of homes nearby

Year built1931
OlderTypical 1958Newer

Newer than 22% of homes nearby

How 447 Congress Ave ranks against every home in each area.
MeasureThis homeBrooklynWaterbury 06708Naugatuck Valley County
Estimated valuepricier than$299,18276% of homes40% of homes23% of homes
Price per ft²pricier than$18953% of homes25% of homes11% of homes
Living areabigger than1,582 ft²46% of homes68% of homes55% of homes
Lot sizebigger than0.11 ac26% of homes8% of homes7% of homes
Year builtnewer than193153% of homes22% of homes17% of homes

About 447 Congress Ave

How much is 447 Congress Ave, Waterbury, CT worth?

The TopHap Estimate for 447 Congress Ave, Waterbury, CT is $299,182 as of Sep 24, 2026. The likely range is $275,161 to $323,203. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 447 Congress Ave, Waterbury, CT last sell?

447 Congress Ave, Waterbury, CT last sold on Oct 17, 2002 for $90,000, according to the county's recorded deed.

How big is 447 Congress Ave, Waterbury, CT?

447 Congress Ave, Waterbury, CT has 3 bedrooms, 1 bathrooms, 1,582 square feet of living space and a 0.11-acre lot.

When was 447 Congress Ave, Waterbury, CT built?

447 Congress Ave, Waterbury, CT was built in 1931, making it 95 years old. It is a colonial home. The building has 2 stories.

What schools serve 447 Congress Ave, Waterbury, CT?

447 Congress Ave, Waterbury, CT is assigned to Duggan PreK-8 School (elementary), rated C-; Kennedy High School (high), rated D-. All sit in Waterbury School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 447 Congress Ave, Waterbury, CT compare to other homes in Waterbury 06708?

Among the 8,806 homes in Waterbury 06708, it is worth more than 40% of them ($299,182 against a typical $315,892), its price per square foot is higher than 25% of them ($189 against a typical $234), it is bigger than 68% of them (1,582 ft² against a typical 1,330 ft²), its lot is bigger than 8% of them (0.11 ac against a typical 0.21 ac) and it is newer than 22% of them (1931 against a typical 1958). 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 447 Congress Ave, Waterbury, CT?

The 2024 property tax bill for 447 Congress Ave, Waterbury, CT was $6,461. The county assessed it at $143,640.

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