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Single Family ResidenceResidential
$710,460$239 / 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 96How 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 $221,000 on Jun 9, 1995

21 WHITNEY ST

WESTBOROUGH, MA 01581
3
Beds
3 / 2
Baths
2,978 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.
1.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
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

$710K
$685K low$735K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$221,000 · Jun 9, 1995

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,265 (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.$691,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$343,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$348,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$852,815

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
CountyWORCESTER
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.1968
Lot (acres)The size of the land the home sits on, from county records.1.20
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.In-Ground Pool

Transaction History(13)

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
J. Harding Armstrong Elementary SchoolA-
Elementary · Grades KG–3 · 0.1 mi
M
Sarah W. Gibbons Middle SchoolA
Middle · Grades 7–8 · 0.2 mi
H
Westborough High SchoolA
High · Grades 9–12 · 0.5 mi

District: Westborough School District

Neighborhood · ZIP 01581These 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.65
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.59

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.21,880
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,023 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$137,510
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$171,995
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

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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 Whitney 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 more than 84% of homes in Worcester County
  • Among the lowest price per square foot in Westborough 01581
  • Bigger than 89% of homes in Worcester County
  • Has a bigger lot than 74% of homes in Worcester County
  • Older than 86% of homes in Westborough 01581

What homes are worth in Westborough 01581

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

This home
$260K$1.6M

This home is worth more than 50% of homes in Westborough 01581.

How it measures up in Westborough 01581

The dot is this home. The mark in the middle is the typical home in Westborough 01581.

Estimated value$710,460
CheaperTypical $704,116Pricier

Pricier than 50% of homes nearby

Price per ft²$239
CheaperTypical $382Pricier

Cheaper than almost all homes nearby

Living area2,978 ft²
SmallerTypical 1,938 ft²Bigger

Bigger than 82% of homes nearby

Lot size1.2 ac
SmallerTypical 0.65 acBigger

Bigger than 70% of homes nearby

Year built1949
OlderTypical 1977Newer

Newer than 14% of homes nearby

How 21 Whitney St ranks against every home in each area.
MeasureThis homeWestborough 01581Worcester County
Estimated valuepricier than$710,46050% of homes84% of homes
Price per ft²pricier than$239almost no homes16% of homes
Living areabigger than2,978 ft²82% of homes89% of homes
Lot sizebigger than1.2 ac70% of homes74% of homes
Year builtnewer than194914% of homes31% of homes

About 21 Whitney St

How much is 21 Whitney St, Westborough, MA worth?

The TopHap Estimate for 21 Whitney St, Westborough, MA is $710,460 as of Aug 30, 2026. The likely range is $685,498 to $735,422. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Whitney St, Westborough, MA last sell?

21 Whitney St, Westborough, MA last sold on Jun 9, 1995 for $221,000, according to the county's recorded deed.

How big is 21 Whitney St, Westborough, MA?

21 Whitney St, Westborough, MA has 3 bedrooms, 3 bathrooms, 2,978 square feet of living space and a 1.20-acre lot.

When was 21 Whitney St, Westborough, MA built?

21 Whitney St, Westborough, MA was built in 1949, making it 77 years old. It is a cape cod home. The building has 2 stories.

What schools serve 21 Whitney St, Westborough, MA?

21 Whitney St, Westborough, MA is assigned to J. Harding Armstrong Elementary School (elementary), rated A-; Sarah W. Gibbons Middle School (middle), rated A; Westborough High School (high), rated A. All sit in Westborough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Whitney St, Westborough, MA compare to other homes in Westborough 01581?

Among the 5,697 homes in Westborough 01581, it is worth more than 50% of them ($710,460 against a typical $704,116), its price per square foot is higher than almost none of them ($239 against a typical $382), it is bigger than 82% of them (2,978 ft² against a typical 1,938 ft²), its lot is bigger than 70% of them (1.2 ac against a typical 0.65 ac) and it is newer than 14% of them (1949 against a typical 1977). Measured against all of Worcester County, it is worth more than 84% 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 Whitney St, Westborough, MA?

The 2025 property tax bill for 21 Whitney St, Westborough, MA was $11,265. The county assessed it at $691,500.

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