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Single Family ResidenceResidential
$251,946$236 / 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

139 PLATT ST

WATERBURY, CT 06704
3
Beds
1.5
Baths
1,068 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1953
Year BuiltThe year the home was originally built, according to county records.
1
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

$252K
$232K low$272K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,943 (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.$109,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,740
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$90,160
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$157,000

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.Ranch
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.1979
Lot (acres)The size of the land the home sits on, from county records.0.34
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.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Jonathan Reed Elementary SchoolD-
Elementary · Grades KG–8 · 0.2 mi
H
Wilby High SchoolF
High · Grades 9–12 · 2.5 mi

District: Waterbury School District

Neighborhood · ZIP 06704These 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.121
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 100.67

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.9%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.28%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.28,107
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,329 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$43,116
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,479
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

139 Platt 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 88% of homes in Naugatuck Valley County
  • Costs more per square foot than 74% of homes in New PAC
  • Smaller than 86% of homes in New PAC
  • Has a bigger lot than 92% of homes in New PAC
  • Newer than 77% of homes in New PAC

What homes are worth in Waterbury 06704

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

This home
$97K$416K

This home is worth more than 44% of homes in Waterbury 06704.

How it measures up in Waterbury 06704

The dot is this home. The mark in the middle is the typical home in Waterbury 06704.

Estimated value$251,946
CheaperTypical $263,672Pricier

Pricier than 44% of homes nearby

Price per ft²$236
CheaperTypical $206Pricier

Pricier than 65% of homes nearby

Living area1,068 ft²
SmallerTypical 1,256 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.34 ac
SmallerTypical 0.18 acBigger

Bigger than 87% of homes nearby

Year built1953
OlderTypical 1956Newer

Newer than 47% of homes nearby

How 139 Platt St ranks against every home in each area.
MeasureThis homeNew PACWaterbury 06704Naugatuck Valley County
Estimated valuepricier than$251,94647% of homes44% of homes12% of homes
Price per ft²pricier than$23674% of homes65% of homes34% of homes
Living areabigger than1,068 ft²14% of homes29% of homes16% of homes
Lot sizebigger than0.34 ac92% of homes87% of homes42% of homes
Year builtnewer than195377% of homes47% of homes29% of homes

About 139 Platt St

How much is 139 Platt St, Waterbury, CT worth?

The TopHap Estimate for 139 Platt St, Waterbury, CT is $251,946 as of Sep 24, 2026. The likely range is $232,380 to $271,512. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 139 Platt St, Waterbury, CT last sell?

139 Platt St, Waterbury, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 139 Platt St, Waterbury, CT?

139 Platt St, Waterbury, CT has 3 bedrooms, 1.5 bathrooms, 1,068 square feet of living space and a 0.34-acre lot.

When was 139 Platt St, Waterbury, CT built?

139 Platt St, Waterbury, CT was built in 1953, making it 73 years old. It is a ranch home. The building has 1 story.

What schools serve 139 Platt St, Waterbury, CT?

139 Platt St, Waterbury, CT is assigned to Jonathan Reed Elementary School (elementary), 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 139 Platt St, Waterbury, CT compare to other homes in Waterbury 06704?

Among the 6,352 homes in Waterbury 06704, it is worth more than 44% of them ($251,946 against a typical $263,672), its price per square foot is higher than 65% of them ($236 against a typical $206), it is bigger than 29% of them (1,068 ft² against a typical 1,256 ft²), its lot is bigger than 87% of them (0.34 ac against a typical 0.18 ac) and it is newer than 47% of them (1953 against a typical 1956). Measured against all of Naugatuck Valley County, it is worth more than 12% 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 139 Platt St, Waterbury, CT?

The 2024 property tax bill for 139 Platt St, Waterbury, CT was $4,943. The county assessed it at $109,900.

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