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Single Family ResidenceResidential
$424,842$425 / 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 87How 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

39 UNION ST

BLACKSTONE, MA 01504
2
Beds
1
Baths
1,000 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.
2.44 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$425K
$370K low$480K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,381 (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.$432,900 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$184,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$248,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$391,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$456,201

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.43
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
19
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
58
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
94
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
44
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

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.2.44
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(2)

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
John F. Kennedy Elementary SchoolB+
Elementary · Grades KG–2 · 1.6 mi
H
Blackstone - Millville Regional High SchoolC-
High · Grades 9–12 · 1.8 mi
M
Frederick W. Hartnett Middle SchoolC
Middle · Grades 6–8 · 2.5 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

39 Union 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 65% of homes in Worcester County
  • Costs more per square foot than 96% of homes in Blackstone 01504
  • Smaller than 91% of homes in Blackstone 01504
  • Has a bigger lot than 87% of homes in Blackstone 01504
  • Newer than 67% of homes in Worcester County

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 43% 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$424,842
CheaperTypical $440,394Pricier

Pricier than 43% of homes nearby

Price per ft²$425
CheaperTypical $302Pricier

Pricier than 96% of homes nearby

Living area1,000 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 9% of homes nearby

Lot size2.44 ac
SmallerTypical 0.56 acBigger

Bigger than 87% of homes nearby

Year built1986
OlderTypical 1976Newer

Newer than 62% of homes nearby

How 39 Union St ranks against every home in each area.
MeasureThis homeBlackstone 01504Worcester County
Estimated valuepricier than$424,84243% of homes35% of homes
Price per ft²pricier than$42596% of homes93% of homes
Living areabigger than1,000 ft²9% of homes9% of homes
Lot sizebigger than2.44 ac87% of homes85% of homes
Year builtnewer than198662% of homes67% of homes

About 39 Union St

How much is 39 Union St, Blackstone, MA worth?

The TopHap Estimate for 39 Union St, Blackstone, MA is $424,842 as of Sep 24, 2026. The likely range is $369,633 to $480,051. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 39 Union St, Blackstone, MA last sell?

39 Union St, Blackstone, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 39 Union St, Blackstone, MA?

39 Union St, Blackstone, MA has 2 bedrooms, 1 bathrooms, 1,000 square feet of living space and a 2.44-acre lot.

When was 39 Union St, Blackstone, MA built?

39 Union St, Blackstone, MA was built in 1986, making it 40 years old. It is a cape cod home. The building has 2 stories.

What schools serve 39 Union St, Blackstone, MA?

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

How does 39 Union St, Blackstone, MA compare to other homes in Blackstone 01504?

Among the 2,985 homes in Blackstone 01504, it is worth more than 43% of them ($424,842 against a typical $440,394), its price per square foot is higher than 96% of them ($425 against a typical $302), it is bigger than 9% of them (1,000 ft² against a typical 1,584 ft²), its lot is bigger than 87% of them (2.44 ac against a typical 0.56 ac) and it is newer than 62% of them (1986 against a typical 1976). Measured against all of Worcester County, it is worth more than 35% 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 39 Union St, Blackstone, MA?

The 2026 property tax bill for 39 Union St, Blackstone, MA was $6,381. The county assessed it at $432,900.

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