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Single Family ResidenceResidential
$272,568$230 / 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 93How 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

431 HARWINTON AVE

PLYMOUTH, CT 06782
3
Beds
1.5
Baths
1,185 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.
0.82 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
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

$273K
$253K low$292K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,476 (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.$113,120 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$49,350
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$63,770
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$113,120
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$79,184

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.50
52
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
56
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
98
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.16 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

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.Cape Cod
CountyNAUGATUCK VALLEY
Lot (acres)The size of the land the home sits on, from county records.0.82
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.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.

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

E
Plymouth Center School
Elementary · Grades PK–2 · 0.5 mi
H
Terryville High SchoolB
High · Grades 9–12 · 1.0 mi
M
Eli Terry Jr. Middle SchoolB-
Middle · Grades 6–8 · 1.9 mi

District: Plymouth School District

Neighborhood · ZIP 06782These 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.95
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.68

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.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.1,870
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.249 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$101,979
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$111,882
Average tempThe average temperature here across a full year.48°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.56%

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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

431 Harwinton 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 90% of homes in Plymouth 06782
  • Costs less per square foot than 71% of homes in Naugatuck Valley County
  • Smaller than 74% of homes in Plymouth 06782
  • Has a bigger lot than 71% of homes in Naugatuck Valley County
  • Older than 72% of homes in Naugatuck Valley County

What homes are worth in Plymouth 06782

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

This home
$219K$658K

This home is worth more than 10% of homes in Plymouth 06782.

How it measures up in Plymouth 06782

The dot is this home. The mark in the middle is the typical home in Plymouth 06782.

Estimated value$272,568
CheaperTypical $365,949Pricier

Pricier than 10% of homes nearby

Price per ft²$230
CheaperTypical $252Pricier

Pricier than 33% of homes nearby

Living area1,185 ft²
SmallerTypical 1,498 ft²Bigger

Bigger than 26% of homes nearby

Lot size0.82 ac
SmallerTypical 0.92 acBigger

Bigger than 45% of homes nearby

Year built1952
OlderTypical 1961Newer

Newer than 39% of homes nearby

How 431 Harwinton Ave ranks against every home in each area.
MeasureThis homePlymouth 06782Naugatuck Valley County
Estimated valuepricier than$272,56810% of homes17% of homes
Price per ft²pricier than$23033% of homes29% of homes
Living areabigger than1,185 ft²26% of homes27% of homes
Lot sizebigger than0.82 ac45% of homes71% of homes
Year builtnewer than195239% of homes28% of homes

About 431 Harwinton Ave

How much is 431 Harwinton Ave, Plymouth, CT worth?

The TopHap Estimate for 431 Harwinton Ave, Plymouth, CT is $272,568 as of Sep 24, 2026. The likely range is $253,427 to $291,709. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 431 Harwinton Ave, Plymouth, CT last sell?

431 Harwinton Ave, Plymouth, CT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 431 Harwinton Ave, Plymouth, CT?

431 Harwinton Ave, Plymouth, CT has 3 bedrooms, 1.5 bathrooms, 1,185 square feet of living space and a 0.82-acre lot.

When was 431 Harwinton Ave, Plymouth, CT built?

431 Harwinton Ave, Plymouth, CT was built in 1952, making it 74 years old. It is a cape cod home. The building has 1 story.

What schools serve 431 Harwinton Ave, Plymouth, CT?

431 Harwinton Ave, Plymouth, CT is assigned to Plymouth Center School (elementary); Terryville High School (high), rated B; Eli Terry Jr. Middle School (middle), rated B-. All sit in Plymouth School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 431 Harwinton Ave, Plymouth, CT compare to other homes in Plymouth 06782?

Among the 926 homes in Plymouth 06782, it is worth more than 10% of them ($272,568 against a typical $365,949), its price per square foot is higher than 33% of them ($230 against a typical $252), it is bigger than 26% of them (1,185 ft² against a typical 1,498 ft²), its lot is bigger than 45% of them (0.82 ac against a typical 0.92 ac) and it is newer than 39% of them (1952 against a typical 1961). 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 431 Harwinton Ave, Plymouth, CT?

The 2025 property tax bill for 431 Harwinton Ave, Plymouth, CT was $4,476. The county assessed it at $113,120.

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