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Single Family ResidenceResidential
$272,187$183 / 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 Aug 30, 2026
Last sold for $200,000 on Nov 2, 2022

21 ROBERT ST

WATERBURY, CT 06710
3
Beds
1.5
Baths
1,484 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$272K
$251K low$294K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$200,000 · Nov 2, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,464 (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.$143,710 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$22,610
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$121,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$205,300

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.1977
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
F.J. Kingsbury Elementary SchoolB-
Elementary · Grades KG–5 · 0.5 mi
M
North End Middle SchoolD+
Middle · Grades 6–8 · 1.9 mi
H
Wilby High SchoolF
High · Grades 9–12 · 1.9 mi

District: Waterbury School District

Neighborhood · ZIP 06710These 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.99
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 100.69

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.2%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.25%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.10,311
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,920 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$56,149
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$70,928
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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 Robert 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 83% of homes in Naugatuck Valley County
  • Costs less per square foot than 92% of homes in Naugatuck Valley County
  • Smaller than 77% of homes in Waterbury 06710
  • Has a smaller lot than 84% of homes in Naugatuck Valley County
  • Newer than 80% of homes in Waterbury 06710

What homes are worth in Waterbury 06710

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

This home
$88K$564K

This home is worth more than 33% of homes in Waterbury 06710.

How it measures up in Waterbury 06710

The dot is this home. The mark in the middle is the typical home in Waterbury 06710.

Estimated value$272,187
CheaperTypical $305,321Pricier

Pricier than 33% of homes nearby

Price per ft²$183
CheaperTypical $164Pricier

Pricier than 67% of homes nearby

Living area1,484 ft²
SmallerTypical 2,232 ft²Bigger

Bigger than 23% of homes nearby

Lot size0.17 ac
SmallerTypical 0.15 acBigger

Bigger than 61% of homes nearby

Year built1950
OlderTypical 1920Newer

Newer than 80% of homes nearby

How 21 Robert St ranks against every home in each area.
MeasureThis homeBoulevardWaterbury 06710Naugatuck Valley County
Estimated valuepricier than$272,18727% of homes33% of homes17% of homes
Price per ft²pricier than$18331% of homes67% of homes8% of homes
Living areabigger than1,484 ft²44% of homes23% of homes50% of homes
Lot sizebigger than0.17 ac34% of homes61% of homes16% of homes
Year builtnewer than195068% of homes80% of homes26% of homes

About 21 Robert St

How much is 21 Robert St, Waterbury, CT worth?

The TopHap Estimate for 21 Robert St, Waterbury, CT is $272,187 as of Aug 30, 2026. The likely range is $250,743 to $293,631. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Robert St, Waterbury, CT last sell?

21 Robert St, Waterbury, CT last sold on Nov 2, 2022 for $200,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Robert St, Waterbury, CT?

21 Robert St, Waterbury, CT has 3 bedrooms, 1.5 bathrooms, 1,484 square feet of living space and a 0.17-acre lot.

When was 21 Robert St, Waterbury, CT built?

21 Robert St, Waterbury, CT was built in 1950, making it 76 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 Robert St, Waterbury, CT?

21 Robert St, Waterbury, CT is assigned to F.J. Kingsbury Elementary School (elementary), rated B-; North End Middle School (middle), rated D+; Wilby 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 Robert St, Waterbury, CT compare to other homes in Waterbury 06710?

Among the 1,841 homes in Waterbury 06710, it is worth more than 33% of them ($272,187 against a typical $305,321), its price per square foot is higher than 67% of them ($183 against a typical $164), it is bigger than 23% of them (1,484 ft² against a typical 2,232 ft²), its lot is bigger than 61% of them (0.17 ac against a typical 0.15 ac) and it is newer than 80% of them (1950 against a typical 1920). Measured against all of Naugatuck Valley County, it is worth more than 17% 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 21 Robert St, Waterbury, CT?

The 2024 property tax bill for 21 Robert St, Waterbury, CT was $6,464. The county assessed it at $143,710.

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