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CondominiumResidential
$411,681$280 / 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 Sep 24, 2026
Last sold for $310,000 on Jul 9, 2021

21 WILLOW ST

WHITINSVILLE, MA 01588
4
Beds
1.5
Baths
1,470 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.
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1897
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

$412K
$375K low$448K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$310,000 · Jul 9, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,037 (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.$342,400 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$342,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$371,070

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyWORCESTER
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(8)

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.

M
Northbridge Middle SchoolC-
Middle · Grades 6–8 · 0.2 mi
H
Northbridge High SchoolC
High · Grades 9–12 · 0.6 mi
E
Northbridge Elementary SchoolC+
Elementary · Grades PK–5 · 1.3 mi

District: Northbridge School District

Neighborhood · ZIP 01588These 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.79
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.4%
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.9,845
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,097 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$103,975
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$123,285
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 Willow 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 70% of homes in Whitinsville 01588
  • Costs less per square foot than 74% of homes in Whitinsville 01588
  • Has a smaller lot than 76% of homes in Whitinsville 01588
  • Older than 91% of homes in Worcester County

What homes are worth in Whitinsville 01588

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

This home
$230K$890K

This home is worth more than 30% of homes in Whitinsville 01588.

How it measures up in Whitinsville 01588

The dot is this home. The mark in the middle is the typical home in Whitinsville 01588.

Estimated value$411,681
CheaperTypical $480,000Pricier

Pricier than 30% of homes nearby

Price per ft²$280
CheaperTypical $321Pricier

Pricier than 26% of homes nearby

Living area1,470 ft²
SmallerTypical 1,632 ft²Bigger

Bigger than 42% of homes nearby

Lot size0.29 ac
SmallerTypical 0.46 acBigger

Bigger than 24% of homes nearby

Year built1897
OlderTypical 1970Newer

Newer than 10% of homes nearby

How 21 Willow St ranks against every home in each area.
MeasureThis homeWhitinsville 01588Worcester County
Estimated valuepricier than$411,68130% of homes32% of homes
Price per ft²pricier than$28026% of homes35% of homes
Living areabigger than1,470 ft²42% of homes38% of homes
Lot sizebigger than0.29 ac24% of homes31% of homes
Year builtnewer than189710% of homes9% of homes

About 21 Willow St

How much is 21 Willow St, Whitinsville, MA worth?

The TopHap Estimate for 21 Willow St, Whitinsville, MA is $411,681 as of Sep 24, 2026. The likely range is $375,347 to $448,015. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Willow St, Whitinsville, MA last sell?

21 Willow St, Whitinsville, MA last sold on Jul 9, 2021 for $310,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 21 Willow St, Whitinsville, MA?

21 Willow St, Whitinsville, MA has 4 bedrooms, 1.5 bathrooms and 1,470 square feet of living space.

When was 21 Willow St, Whitinsville, MA built?

21 Willow St, Whitinsville, MA was built in 1897, making it 129 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 21 Willow St, Whitinsville, MA?

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

How does 21 Willow St, Whitinsville, MA compare to other homes in Whitinsville 01588?

Among the 3,177 homes in Whitinsville 01588, it is worth more than 30% of them ($411,681 against a typical $480,000), its price per square foot is higher than 26% of them ($280 against a typical $321), it is bigger than 42% of them (1,470 ft² against a typical 1,632 ft²), its lot is bigger than 24% of them (0.29 ac against a typical 0.46 ac) and it is newer than 10% of them (1897 against a typical 1970). Measured against all of Worcester County, it is worth more than 32% 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 Willow St, Whitinsville, MA?

The 2025 property tax bill for 21 Willow St, Whitinsville, MA was $4,037. The county assessed it at $342,400.

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