Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$465,244$265 / 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 98How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

33 MILL RIVER ST

BLACKSTONE, MA 01504
3
Beds
2.5
Baths
1,754 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.
0.41 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
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

$465K
$456K low$475K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$465,244
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$372,195

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,377 (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.$356,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$152,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$203,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$540,265

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.44 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.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.Ranch
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.0.41
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, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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 · 0.9 mi
H
Blackstone - Millville Regional High SchoolD+
High · Grades 9–12 · 1.6 mi
E
John F. Kennedy Elementary School
Elementary · Grades KG–2 · 1.9 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

33 Mill River 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.

  • Costs less per square foot than 74% of homes in Blackstone 01504
  • Older than 74% 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
$257K$766K

This home is worth more than 59% 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$465,244
CheaperTypical $436,754Pricier

Pricier than 59% of homes nearby

Price per ft²$265
CheaperTypical $298Pricier

Pricier than 26% of homes nearby

Living area1,754 ft²
SmallerTypical 1,582 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.41 ac
SmallerTypical 0.57 acBigger

Bigger than 39% of homes nearby

Year built1949
OlderTypical 1976Newer

Newer than 26% of homes nearby

How 33 Mill River St ranks against every home in each area.
MeasureThis homeBlackstone 01504Worcester County
Estimated valuepricier than$465,24459% of homes45% of homes
Price per ft²pricier than$26526% of homes26% of homes
Living areabigger than1,754 ft²60% of homes53% of homes
Lot sizebigger than0.41 ac39% of homes44% of homes
Year builtnewer than194926% of homes31% of homes

About 33 Mill River St

How much is 33 Mill River St, Blackstone, MA worth?

The TopHap Estimate for 33 Mill River St, Blackstone, MA is $465,244 as of Jul 14, 2026. The likely range is $455,534 to $474,954. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 33 Mill River St, Blackstone, MA last sell?

33 Mill River St, Blackstone, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 33 Mill River St, Blackstone, MA?

33 Mill River St, Blackstone, MA has 3 bedrooms, 2.5 bathrooms, 1,754 square feet of living space and a 0.41-acre lot.

When was 33 Mill River St, Blackstone, MA built?

33 Mill River St, Blackstone, MA was built in 1949, making it 77 years old. It is a ranch home. The building has 1 story.

What schools serve 33 Mill River St, Blackstone, MA?

33 Mill River 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 33 Mill River St, Blackstone, MA compare to other homes in Blackstone 01504?

Among the 2,985 homes in Blackstone 01504, it is worth more than 59% of them ($465,244 against a typical $436,754), its price per square foot is higher than 26% of them ($265 against a typical $298), it is bigger than 60% of them (1,754 ft² against a typical 1,582 ft²), its lot is bigger than 39% of them (0.41 ac against a typical 0.57 ac) and it is newer than 26% of them (1949 against a typical 1976). Measured against all of Worcester County, it is worth more than 45% 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 33 Mill River St, Blackstone, MA?

The 2025 property tax bill for 33 Mill River St, Blackstone, MA was $5,377. The county assessed it at $356,100.

Closest homes

More homes in Blackstone 01504

Assigned schools

Explore the area

See this home in context

Open 33 Mill River 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