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Single Family ResidenceResidential
$409,081$426 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $244,000 on Mar 27, 2014

143 MENDON ST

BLACKSTONE, MA 01504
3
Beds
1
Baths
960 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.
1.88 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$409K
$391K low$427K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$244,000 · Mar 27, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,348 (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.$354,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$174,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$180,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$442,890

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.53 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

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.1.88
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.

Foreclosure Filings(2)

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 School
Elementary · Grades KG–2 · 0.3 mi
H
Blackstone - Millville Regional High SchoolD+
High · Grades 9–12 · 0.5 mi
M
Frederick W. Hartnett Middle SchoolC+
Middle · Grades 6–8 · 1.2 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

143 Mendon 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 69% of homes in Worcester County
  • Costs more per square foot than 96% of homes in Blackstone 01504
  • Smaller than 92% of homes in Blackstone 01504
  • Has a bigger lot than 83% 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
$263K$764K

This home is worth more than 37% 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$409,081
CheaperTypical $439,046Pricier

Pricier than 37% of homes nearby

Price per ft²$426
CheaperTypical $301Pricier

Pricier than 96% of homes nearby

Living area960 ft²
SmallerTypical 1,572 ft²Bigger

Bigger than 8% of homes nearby

Lot size1.88 ac
SmallerTypical 0.56 acBigger

Bigger than 83% of homes nearby

Year built1971
OlderTypical 1977Newer

Newer than 46% of homes nearby

How 143 Mendon St ranks against every home in each area.
MeasureThis homeBlackstone 01504Worcester County
Estimated valuepricier than$409,08137% of homes31% of homes
Price per ft²pricier than$42696% of homes93% of homes
Living areabigger than960 ft²8% of homes8% of homes
Lot sizebigger than1.88 ac83% of homes81% of homes
Year builtnewer than197146% of homes52% of homes

About 143 Mendon St

How much is 143 Mendon St, Blackstone, MA worth?

The TopHap Estimate for 143 Mendon St, Blackstone, MA is $409,081 as of Aug 30, 2026. The likely range is $391,201 to $426,961. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 143 Mendon St, Blackstone, MA last sell?

143 Mendon St, Blackstone, MA last sold on Mar 27, 2014 for $244,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 143 Mendon St, Blackstone, MA?

143 Mendon St, Blackstone, MA has 3 bedrooms, 1 bathrooms, 960 square feet of living space and a 1.88-acre lot.

When was 143 Mendon St, Blackstone, MA built?

143 Mendon St, Blackstone, MA was built in 1971, making it 55 years old. It is a cape cod home. The building has 1 story.

What schools serve 143 Mendon St, Blackstone, MA?

143 Mendon St, Blackstone, MA is assigned to John F. Kennedy Elementary School (elementary); Blackstone - Millville Regional High School (high), rated D+; 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 143 Mendon St, Blackstone, MA compare to other homes in Blackstone 01504?

Among the 2,985 homes in Blackstone 01504, it is worth more than 37% of them ($409,081 against a typical $439,046), its price per square foot is higher than 96% of them ($426 against a typical $301), it is bigger than 8% of them (960 ft² against a typical 1,572 ft²), its lot is bigger than 83% of them (1.88 ac against a typical 0.56 ac) and it is newer than 46% of them (1971 against a typical 1977). Measured against all of Worcester County, it is worth more than 31% 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 143 Mendon St, Blackstone, MA?

The 2025 property tax bill for 143 Mendon St, Blackstone, MA was $5,348. The county assessed it at $354,200.

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