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CondominiumResidential
$85,351$112 / 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 85How 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 $50,000 on Feb 21, 2024

21 3RD ST

WATERBURY, CT 06708
Building report
2
Beds
1
Baths
764 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.
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$85K
$72K low$99K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$50,000 · Feb 21, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,332 (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.$29,610 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$29,610
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$42,300

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
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.1989
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Electric
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Duggan PreK-8 SchoolD-
Elementary · Grades KG–8 · 0.1 mi
H
Kennedy High SchoolF
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

21 3rd 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.

  • Among the least valuable homes in Waterbury 06708
  • Among the lowest price per square foot in Waterbury 06708
  • Smaller than 98% of homes in Waterbury 06708
  • Newer than 75% of homes in Brooklyn

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$493K

This home is worth less than almost all 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$85,351
CheaperTypical $316,643Pricier

Cheaper than almost all homes nearby

Price per ft²$112
CheaperTypical $234Pricier

Cheaper than almost all homes nearby

Living area764 ft²
SmallerTypical 1,330 ft²Bigger

Bigger than 2% of homes nearby

Year built1984
OlderTypical 1959Newer

Newer than 75% of homes nearby

How 21 3rd St ranks against every home in each area.
MeasureThis homeBrooklynWaterbury 06708Naugatuck Valley County
Estimated valuepricier than$85,3512% of homesalmost no homesalmost no homes
Price per ft²pricier than$1126% of homesalmost no homesalmost no homes
Living areabigger than764 ft²3% of homes2% of homes3% of homes
Year builtnewer than198475% of homes75% of homes69% of homes

About 21 3rd St

How much is 21 3rd St, Waterbury, CT worth?

The TopHap Estimate for 21 3rd St, Waterbury, CT is $85,351 as of Sep 24, 2026. The likely range is $72,202 to $98,500. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 3rd St, Waterbury, CT last sell?

21 3rd St, Waterbury, CT last sold on Feb 21, 2024 for $50,000, according to the county's recorded deed.

How big is 21 3rd St, Waterbury, CT?

21 3rd St, Waterbury, CT has 2 bedrooms, 1 bathrooms and 764 square feet of living space.

When was 21 3rd St, Waterbury, CT built?

21 3rd St, Waterbury, CT was built in 1984, making it 42 years old. The building has 1 story.

What schools serve 21 3rd St, Waterbury, CT?

21 3rd St, Waterbury, CT is assigned to Duggan PreK-8 School (elementary), rated D-; Kennedy High School (high), rated F. All sit in Waterbury School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 3rd St, Waterbury, CT compare to other homes in Waterbury 06708?

Among the 8,806 homes in Waterbury 06708, it is worth more than almost none of them ($85,351 against a typical $316,643), its price per square foot is higher than almost none of them ($112 against a typical $234), it is bigger than 2% of them (764 ft² against a typical 1,330 ft²) and it is newer than 75% of them (1984 against a typical 1959). Measured against all of Naugatuck Valley County, it is worth more than almost no 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 21 3rd St, Waterbury, CT?

The 2024 property tax bill for 21 3rd St, Waterbury, CT was $1,332. The county assessed it at $29,610.

More homes on 3rd St

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More homes in Waterbury 06708

Assigned schools

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