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Single Family ResidenceResidential
$319,584$238 / 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 95How 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

166 MAIN ST

MILLVILLE, MA 01529
1
Beds
1
Baths
1,344 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1840
Year BuiltThe year the home was originally built, according to county records.
1
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

$320K
$302K low$337K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,294 (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.$249,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$59,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$190,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$301,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$374,870

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.5 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.0.12
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.Forced Air With Air Conditioning
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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
Millville Elementary SchoolC+
Elementary · Grades PK–5 · 0.4 mi
H
Blackstone - Millville Regional High SchoolC-
High · Grades 9–12 · 2.0 mi
M
Frederick W. Hartnett Middle SchoolC
Middle · Grades 6–8 · 2.5 mi

District: Blackstone-Millville School District

Neighborhood · ZIP 01529These 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.110
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.62

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.7%
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.3,360
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.678 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,209
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$120,654
Average tempThe average temperature here across a full year.49°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%

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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

166 Main 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 90% of homes in Worcester County
  • Costs less per square foot than 84% of homes in Worcester County
  • Smaller than 71% of homes in Millville 01529
  • Has a smaller lot than 96% of homes in Millville 01529
  • Older than 98% of homes in Worcester County

What homes are worth in Millville 01529

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

This home
$247K$765K

This home is worth more than 16% of homes in Millville 01529.

How it measures up in Millville 01529

The dot is this home. The mark in the middle is the typical home in Millville 01529.

Estimated value$319,584
CheaperTypical $444,651Pricier

Pricier than 16% of homes nearby

Price per ft²$238
CheaperTypical $264Pricier

Pricier than 28% of homes nearby

Living area1,344 ft²
SmallerTypical 1,738 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.12 ac
SmallerTypical 0.99 acBigger

Bigger than 4% of homes nearby

Year built1840
OlderTypical 1986Newer

Newer than 3% of homes nearby

How 166 Main St ranks against every home in each area.
MeasureThis homeMillville 01529Worcester County
Estimated valuepricier than$319,58416% of homes10% of homes
Price per ft²pricier than$23828% of homes16% of homes
Living areabigger than1,344 ft²29% of homes31% of homes
Lot sizebigger than0.12 ac4% of homes5% of homes
Year builtnewer than18403% of homes2% of homes

About 166 Main St

How much is 166 Main St, Millville, MA worth?

The TopHap Estimate for 166 Main St, Millville, MA is $319,584 as of Sep 24, 2026. The likely range is $302,338 to $336,830. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 166 Main St, Millville, MA last sell?

166 Main St, Millville, MA last sold on Nov 21, 2016, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 166 Main St, Millville, MA?

166 Main St, Millville, MA has 1 bedrooms, 1 bathrooms, 1,344 square feet of living space and a 0.12-acre lot.

When was 166 Main St, Millville, MA built?

166 Main St, Millville, MA was built in 1840, making it 186 years old. The building has 1 story.

What schools serve 166 Main St, Millville, MA?

166 Main St, Millville, MA is assigned to Millville Elementary School (elementary), rated C+; 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 166 Main St, Millville, MA compare to other homes in Millville 01529?

Among the 1,036 homes in Millville 01529, it is worth more than 16% of them ($319,584 against a typical $444,651), its price per square foot is higher than 28% of them ($238 against a typical $264), it is bigger than 29% of them (1,344 ft² against a typical 1,738 ft²), its lot is bigger than 4% of them (0.12 ac against a typical 0.99 ac) and it is newer than 3% of them (1840 against a typical 1986). Measured against all of Worcester County, it is worth more than 10% 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 166 Main St, Millville, MA?

The 2025 property tax bill for 166 Main St, Millville, MA was $3,294. The county assessed it at $249,700.

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