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Single Family ResidenceResidential
$388,627$405 / 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
Last sold for $8,000 on Oct 20, 1982

21 SYLVANA ST

WESTPORT, MA 02790
3
Beds
0
Baths
960 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.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$389K
$363K low$414K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$8,000 · Oct 20, 1982

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,441 (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.$327,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$161,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$165,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$414,485

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.Raised Ranch
CountyBRISTOL
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.1990
Lot (acres)The size of the land the home sits on, from county records.0.46
ConstructionThe main material the home's frame and walls are built from.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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

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

E
Westport Elementary SchoolC
Elementary · Grades 1–4 · 1.8 mi
M
Westport Middle-High SchoolC
Middle · Grades 5–12 · 2.0 mi

District: Westport School District

Neighborhood · ZIP 02790These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.62

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.17,394
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.271 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$94,082
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,569
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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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 Sylvana 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 93% of homes in Westport 02790
  • Costs more per square foot than 78% of homes in Bristol County
  • Smaller than 92% of homes in Westport 02790
  • Has a smaller lot than 73% of homes in Westport 02790
  • Newer than 67% of homes in Bristol County

What homes are worth in Westport 02790

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

This home
$323K$2.3M

This home is worth more than 7% of homes in Westport 02790.

How it measures up in Westport 02790

The dot is this home. The mark in the middle is the typical home in Westport 02790.

Estimated value$388,627
CheaperTypical $635,074Pricier

Pricier than 7% of homes nearby

Price per ft²$405
CheaperTypical $373Pricier

Pricier than 62% of homes nearby

Living area960 ft²
SmallerTypical 1,772 ft²Bigger

Bigger than 8% of homes nearby

Lot size0.46 ac
SmallerTypical 1 acBigger

Bigger than 27% of homes nearby

Year built1984
OlderTypical 1972Newer

Newer than 61% of homes nearby

How 21 Sylvana St ranks against every home in each area.
MeasureThis homeWestport 02790Bristol County
Estimated valuepricier than$388,6277% of homes14% of homes
Price per ft²pricier than$40562% of homes78% of homes
Living areabigger than960 ft²8% of homes8% of homes
Lot sizebigger than0.46 ac27% of homes58% of homes
Year builtnewer than198461% of homes67% of homes

About 21 Sylvana St

How much is 21 Sylvana St, Westport, MA worth?

The TopHap Estimate for 21 Sylvana St, Westport, MA is $388,627 as of Sep 24, 2026. The likely range is $362,786 to $414,468. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Sylvana St, Westport, MA last sell?

21 Sylvana St, Westport, MA last sold on Oct 20, 1982 for $8,000, according to the county's recorded deed.

How big is 21 Sylvana St, Westport, MA?

21 Sylvana St, Westport, MA has 3 bedrooms, 960 square feet of living space and a 0.46-acre lot.

When was 21 Sylvana St, Westport, MA built?

21 Sylvana St, Westport, MA was built in 1984, making it 42 years old. It is a raised ranch home. The building has 1 story.

What schools serve 21 Sylvana St, Westport, MA?

21 Sylvana St, Westport, MA is assigned to Westport Elementary School (elementary), rated C; Westport Middle-High School (middle), rated C. All sit in Westport School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Sylvana St, Westport, MA compare to other homes in Westport 02790?

Among the 7,200 homes in Westport 02790, it is worth more than 7% of them ($388,627 against a typical $635,074), its price per square foot is higher than 62% of them ($405 against a typical $373), it is bigger than 8% of them (960 ft² against a typical 1,772 ft²), its lot is bigger than 27% of them (0.46 ac against a typical 1 ac) and it is newer than 61% of them (1984 against a typical 1972). Measured against all of Bristol County, it is worth more than 14% 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 Sylvana St, Westport, MA?

The 2025 property tax bill for 21 Sylvana St, Westport, MA was $2,441. The county assessed it at $327,600.

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