Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$528,491$374 / 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 Aug 30, 2026
Last sold for $229,900 on May 9, 2000

24 BLACKSTONE ST

MENDON, MA 01756
3
Beds
1.5
Baths
1,413 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.
2.02 ac
Lot SizeThe size of the land the home sits on, from county records.
1880
Year BuiltThe year the home was originally built, according to county records.
2
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

$528K
$477K low$580K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$229,900 · May 9, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,272 (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.$468,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$167,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$301,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$590,045

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.
59
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
92
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.
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyWORCESTER
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1974
Lot (acres)The size of the land the home sits on, from county records.2.02
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
Henry P. Clough Elementary SchoolC+
Elementary · Grades PK–4 · 0.7 mi
M
Miscoe Hill Middle SchoolB
Middle · Grades 5–8 · 2.4 mi
H
Nipmuc Regional High SchoolB-
High · Grades 9–12 · 5.3 mi

District: Mendon-Upton School District

Neighborhood · ZIP 01756These 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.36
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.64

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.6,409
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.357 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$128,573
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$169,057
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

Owner Tools

Do you own this home?
Claim this home

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

24 Blackstone 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 80% of homes in Mendon 01756
  • Costs more per square foot than 83% of homes in Mendon 01756
  • Smaller than 85% of homes in Mendon 01756
  • Has a bigger lot than 83% of homes in Worcester County
  • Older than 97% of homes in Mendon 01756

What homes are worth in Mendon 01756

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

This home
$349K$1.2M

This home is worth more than 20% of homes in Mendon 01756.

How it measures up in Mendon 01756

The dot is this home. The mark in the middle is the typical home in Mendon 01756.

Estimated value$528,491
CheaperTypical $708,434Pricier

Pricier than 20% of homes nearby

Price per ft²$374
CheaperTypical $324Pricier

Pricier than 83% of homes nearby

Living area1,413 ft²
SmallerTypical 2,236 ft²Bigger

Bigger than 15% of homes nearby

Lot size2.02 ac
SmallerTypical 1.4 acBigger

Bigger than 72% of homes nearby

Year built1880
OlderTypical 1987Newer

Newer than 3% of homes nearby

How 24 Blackstone St ranks against every home in each area.
MeasureThis homeMendon 01756Worcester County
Estimated valuepricier than$528,49120% of homes60% of homes
Price per ft²pricier than$37483% of homes81% of homes
Living areabigger than1,413 ft²15% of homes35% of homes
Lot sizebigger than2.02 ac72% of homes83% of homes
Year builtnewer than18803% of homes5% of homes

About 24 Blackstone St

How much is 24 Blackstone St, Mendon, MA worth?

The TopHap Estimate for 24 Blackstone St, Mendon, MA is $528,491 as of Aug 30, 2026. The likely range is $477,343 to $579,639. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 24 Blackstone St, Mendon, MA last sell?

24 Blackstone St, Mendon, MA last sold on May 9, 2000 for $229,900, according to the county's recorded deed.

How big is 24 Blackstone St, Mendon, MA?

24 Blackstone St, Mendon, MA has 3 bedrooms, 1.5 bathrooms, 1,413 square feet of living space and a 2.02-acre lot.

When was 24 Blackstone St, Mendon, MA built?

24 Blackstone St, Mendon, MA was built in 1880, making it 146 years old. It is a conventional home. The building has 2 stories.

What schools serve 24 Blackstone St, Mendon, MA?

24 Blackstone St, Mendon, MA is assigned to Henry P. Clough Elementary School (elementary), rated C+; Miscoe Hill Middle School (middle), rated B; Nipmuc Regional High School (high), rated B-. All sit in Mendon-Upton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 24 Blackstone St, Mendon, MA compare to other homes in Mendon 01756?

Among the 2,161 homes in Mendon 01756, it is worth more than 20% of them ($528,491 against a typical $708,434), its price per square foot is higher than 83% of them ($374 against a typical $324), it is bigger than 15% of them (1,413 ft² against a typical 2,236 ft²), its lot is bigger than 72% of them (2.02 ac against a typical 1.4 ac) and it is newer than 3% of them (1880 against a typical 1987). 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 24 Blackstone St, Mendon, MA?

The 2025 property tax bill for 24 Blackstone St, Mendon, MA was $6,272. The county assessed it at $468,400.

More homes on Blackstone St

Closest homes

More homes in Mendon 01756

Assigned schools

Explore the area

See this home in context

Open 24 Blackstone St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map