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Triplex (3 Units, Any Combination)Residential
Last sold for $530,000 on Sep 10, 2026

3 MILL ST

BLACKSTONE, MA 01504
5
Beds
3 / 1
Baths
2,268 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1850
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$530,000 · Sep 10, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,354 (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.$295,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$143,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$151,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$321,200

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.34 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Triplex (3 Units, Any Combination)
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.0.36
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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 · 0.6 mi
H
Blackstone - Millville Regional High SchoolD+
High · Grades 9–12 · 1.0 mi
E
John F. Kennedy Elementary School
Elementary · Grades KG–2 · 1.1 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

3 Mill 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.

  • Bigger than 82% of homes in Blackstone 01504
  • Has a smaller lot than 65% of homes in Blackstone 01504
  • Older than 98% of homes in Worcester County

How it measures up in Blackstone 01504

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

Living area2,268 ft²
SmallerTypical 1,572 ft²Bigger

Bigger than 82% of homes nearby

Lot size0.36 ac
SmallerTypical 0.57 acBigger

Bigger than 35% of homes nearby

Year built1850
OlderTypical 1976Newer

Newer than 5% of homes nearby

How 3 Mill St ranks against every home in each area.
MeasureThis homeBlackstone 01504Worcester County
Living areabigger than2,268 ft²82% of homes73% of homes
Lot sizebigger than0.36 ac35% of homes41% of homes
Year builtnewer than18505% of homes2% of homes

About 3 Mill St

When did 3 Mill St, Blackstone, MA last sell?

3 Mill St, Blackstone, MA last sold on Sep 10, 2026 for $530,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3 Mill St, Blackstone, MA?

3 Mill St, Blackstone, MA has 5 bedrooms, 3 bathrooms, 2,268 square feet of living space and a 0.36-acre lot.

When was 3 Mill St, Blackstone, MA built?

3 Mill St, Blackstone, MA was built in 1850, making it 176 years old. The building has 2 stories.

What schools serve 3 Mill St, Blackstone, MA?

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

How does 3 Mill St, Blackstone, MA compare to other homes in Blackstone 01504?

Among the 2,985 homes in Blackstone 01504, it is bigger than 82% of them (2,268 ft² against a typical 1,572 ft²), its lot is bigger than 35% of them (0.36 ac against a typical 0.57 ac) and it is newer than 5% of them (1850 against a typical 1976). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 3 Mill St, Blackstone, MA?

The 2026 property tax bill for 3 Mill St, Blackstone, MA was $4,354. The county assessed it at $295,400.

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