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Duplex (2 Units, Any Combination)Residential
Last sold for $62,500 on Jun 6, 1986

12 PROSPECT ST

BLACKSTONE, MA 01504
3
Beds
3
Baths
2,491 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.
0.23 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.
8
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.$62,500 · Jun 6, 1986
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$233,800
COUNTRYWIDE HOME LOANS INC · recorded Sep 13, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,525 (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.$432,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$132,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$299,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$326,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Two Family
CountyWorcester
Lot (acres)The size of the land the home sits on, from county records.0.23
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(6)

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
E
John F. Kennedy Elementary School
Elementary · Grades KG–2 · 0.7 mi
H
Blackstone - Millville Regional High SchoolD+
High · Grades 9–12 · 0.8 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

12 Prospect 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 87% of homes in Blackstone 01504
  • Has a smaller lot than 82% of homes in Blackstone 01504
  • Older than 97% 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 area2,491 ft²
SmallerTypical 1,578 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.23 ac
SmallerTypical 0.57 acBigger

Bigger than 18% of homes nearby

Year built1850
OlderTypical 1977Newer

Newer than 5% of homes nearby

How 12 Prospect St ranks against every home in each area.
MeasureThis homeBlackstone 01504Worcester County
Living areabigger than2,491 ft²87% of homes80% of homes
Lot sizebigger than0.23 ac18% of homes22% of homes
Year builtnewer than18505% of homes3% of homes

About 12 Prospect St

When did 12 Prospect St, Blackstone, MA last sell?

12 Prospect St, Blackstone, MA last sold on Jun 6, 1986 for $62,500, according to the county's recorded deed.

How big is 12 Prospect St, Blackstone, MA?

12 Prospect St, Blackstone, MA has 3 bedrooms, 3 bathrooms, 2,491 square feet of living space and a 0.23-acre lot.

When was 12 Prospect St, Blackstone, MA built?

12 Prospect St, Blackstone, MA was built in 1850, making it 176 years old. It is a two family home. The building has 2 stories.

What schools serve 12 Prospect St, Blackstone, MA?

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

How does 12 Prospect St, Blackstone, MA compare to other homes in Blackstone 01504?

Among the 2,985 homes in Blackstone 01504, it is bigger than 87% of them (2,491 ft² against a typical 1,578 ft²), its lot is bigger than 18% of them (0.23 ac against a typical 0.57 ac) and it is newer than 5% of them (1850 against a typical 1977). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 12 Prospect St, Blackstone, MA?

The 2025 property tax bill for 12 Prospect St, Blackstone, MA was $6,525. The county assessed it at $432,100.

Closest homes

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Assigned schools

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