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Single Family ResidenceResidential
$530,255$244 / 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 90How 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 $475,300 on Apr 1, 2024

21 MILTON ST

BLACKSTONE, MA 01504
4
Beds
2
Baths
2,170 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
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

$530K
$478K low$582K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$475,300 · Apr 1, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,765 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$526,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$141,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$384,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$502,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$531,810

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
Lot (acres)The size of the land the home sits on, from county records.0.34
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(9)

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
Frederick W. Hartnett Middle SchoolC
Middle · Grades 6–8 · 1.3 mi
H
Blackstone - Millville Regional High SchoolC-
High · Grades 9–12 · 1.9 mi
E
John F. Kennedy Elementary SchoolB+
Elementary · Grades KG–2 · 2.2 mi

District: Blackstone-Millville School District

Neighborhood · ZIP 01504These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.57

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.9,321
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.819 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$97,474
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,407
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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 Milton 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 73% of homes in Blackstone 01504
  • Costs less per square foot than 86% of homes in Blackstone 01504
  • Bigger than 79% of homes in Blackstone 01504
  • Has a smaller lot than 69% of homes in Blackstone 01504
  • Newer than 81% of homes in Blackstone 01504

What homes are worth in Blackstone 01504

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

This home
$267K$780K

This home is worth more than 73% of homes in Blackstone 01504.

How it measures up in Blackstone 01504

The dot is this home. The mark in the middle is the typical home in Blackstone 01504.

Estimated value$530,255
CheaperTypical $440,394Pricier

Pricier than 73% of homes nearby

Price per ft²$244
CheaperTypical $302Pricier

Pricier than 14% of homes nearby

Living area2,170 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.34 ac
SmallerTypical 0.56 acBigger

Bigger than 31% of homes nearby

Year built1996
OlderTypical 1976Newer

Newer than 81% of homes nearby

How 21 Milton St ranks against every home in each area.
MeasureThis homeBlackstone 01504Worcester County
Estimated valuepricier than$530,25573% of homes60% of homes
Price per ft²pricier than$24414% of homes18% of homes
Living areabigger than2,170 ft²79% of homes70% of homes
Lot sizebigger than0.34 ac31% of homes37% of homes
Year builtnewer than199681% of homes79% of homes

About 21 Milton St

How much is 21 Milton St, Blackstone, MA worth?

The TopHap Estimate for 21 Milton St, Blackstone, MA is $530,255 as of Sep 24, 2026. The likely range is $478,467 to $582,043. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Milton St, Blackstone, MA last sell?

21 Milton St, Blackstone, MA last sold on Apr 1, 2024 for $475,300, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Milton St, Blackstone, MA?

21 Milton St, Blackstone, MA has 4 bedrooms, 2 bathrooms, 2,170 square feet of living space and a 0.34-acre lot.

When was 21 Milton St, Blackstone, MA built?

21 Milton St, Blackstone, MA was built in 1996, making it 30 years old. It is a cape cod home. The building has 2 stories.

What schools serve 21 Milton St, Blackstone, MA?

21 Milton St, Blackstone, MA is assigned to Frederick W. Hartnett Middle School (middle), rated C; Blackstone - Millville Regional High School (high), rated C-; John F. Kennedy Elementary School (elementary), rated B+. All sit in Blackstone-Millville School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Milton St, Blackstone, MA compare to other homes in Blackstone 01504?

Among the 2,985 homes in Blackstone 01504, it is worth more than 73% of them ($530,255 against a typical $440,394), its price per square foot is higher than 14% of them ($244 against a typical $302), it is bigger than 79% of them (2,170 ft² against a typical 1,584 ft²), its lot is bigger than 31% of them (0.34 ac against a typical 0.56 ac) and it is newer than 81% of them (1996 against a typical 1976). Measured against all of Worcester County, it is worth more than 60% 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 Milton St, Blackstone, MA?

The 2026 property tax bill for 21 Milton St, Blackstone, MA was $7,765. The county assessed it at $526,800.

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