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Single Family ResidenceResidential
$422,136$231 / 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 91How 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

21 NANCY MAE AVE

PROSPECT, CT 06712
3
Beds
2
Baths
1,824 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.
0.53 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
Year BuiltThe year the home was originally built, according to county records.
1
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

$422K
$383K low$461K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,942 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$232,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$70,840
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$161,560
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$163,580
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$332,000

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.1991
Lot (acres)The size of the land the home sits on, from county records.0.53
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
FireplaceWhether the home has a fireplace, and what kind.Yes
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(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
Prospect Elementary SchoolB+
Elementary · Grades KG–5 · 0.8 mi
M
Long River Middle SchoolB
Middle · Grades 6–8 · 1.1 mi
H
Woodland Regional High SchoolB
High · Grades 9–12 · 8.1 mi

District: Regional School District 16

Neighborhood · ZIP 06712These 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.77
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 100.65

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
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.9,938
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.690 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$123,145
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$129,530
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 Nancy Mae 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 67% of homes in Prospect 06712
  • Costs less per square foot than 81% of homes in Prospect 06712
  • Bigger than 65% of homes in Naugatuck Valley County
  • Has a smaller lot than 77% of homes in Prospect 06712
  • Older than 73% of homes in Prospect 06712

What homes are worth in Prospect 06712

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

This home
$291K$737K

This home is worth more than 33% of homes in Prospect 06712.

How it measures up in Prospect 06712

The dot is this home. The mark in the middle is the typical home in Prospect 06712.

Estimated value$422,136
CheaperTypical $477,141Pricier

Pricier than 33% of homes nearby

Price per ft²$231
CheaperTypical $277Pricier

Pricier than 19% of homes nearby

Living area1,824 ft²
SmallerTypical 1,626 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.53 ac
SmallerTypical 0.93 acBigger

Bigger than 23% of homes nearby

Year built1962
OlderTypical 1983Newer

Newer than 27% of homes nearby

How 21 Nancy Mae Ave ranks against every home in each area.
MeasureThis homeProspect 06712Naugatuck Valley County
Estimated valuepricier than$422,13633% of homes59% of homes
Price per ft²pricier than$23119% of homes31% of homes
Living areabigger than1,824 ft²58% of homes65% of homes
Lot sizebigger than0.53 ac23% of homes61% of homes
Year builtnewer than196227% of homes42% of homes

About 21 Nancy Mae Ave

How much is 21 Nancy Mae Ave, Prospect, CT worth?

The TopHap Estimate for 21 Nancy Mae Ave, Prospect, CT is $422,136 as of Aug 30, 2026. The likely range is $382,883 to $461,389. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Nancy Mae Ave, Prospect, CT last sell?

21 Nancy Mae Ave, Prospect, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Nancy Mae Ave, Prospect, CT?

21 Nancy Mae Ave, Prospect, CT has 3 bedrooms, 2 bathrooms, 1,824 square feet of living space and a 0.53-acre lot.

When was 21 Nancy Mae Ave, Prospect, CT built?

21 Nancy Mae Ave, Prospect, CT was built in 1962, making it 64 years old. It is a ranch home. The building has 1 story.

What schools serve 21 Nancy Mae Ave, Prospect, CT?

21 Nancy Mae Ave, Prospect, CT is assigned to Prospect Elementary School (elementary), rated B+; Long River Middle School (middle), rated B; Woodland Regional High School (high), rated B. All sit in Regional School District 16. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Nancy Mae Ave, Prospect, CT compare to other homes in Prospect 06712?

Among the 3,652 homes in Prospect 06712, it is worth more than 33% of them ($422,136 against a typical $477,141), its price per square foot is higher than 19% of them ($231 against a typical $277), it is bigger than 58% of them (1,824 ft² against a typical 1,626 ft²), its lot is bigger than 23% of them (0.53 ac against a typical 0.93 ac) and it is newer than 27% of them (1962 against a typical 1983). Measured against all of Naugatuck Valley County, it is worth more than 59% 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 Nancy Mae Ave, Prospect, CT?

The 2025 property tax bill for 21 Nancy Mae Ave, Prospect, CT was $5,942. The county assessed it at $232,400.

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