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Triplex (3 Units, Any Combination)Residential

166 E MAIN ST

MARLBOROUGH, MA 01752
7
Beds
3
Baths
2,618 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.
0.45 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.
3
StoriesHow many floors the home has above ground.
14
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,284 (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.$637,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$216,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$421,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$590,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Triplex (3 Units, Any Combination)
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.0.45
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

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
1LT Charles W. Whitcomb SchoolB-
Middle · Grades 6–8 · 0.6 mi
H
Marlborough High SchoolC-
High · Grades 9–12 · 0.9 mi
E
Sgt. Charles J. Jaworek Elementary SchoolC+
Elementary · Grades KG–5 · 1.1 mi

District: Marlborough School District

Neighborhood · ZIP 01752These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.42,223
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,953 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,959
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$112,206
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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 E 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.

  • Bigger than 85% of homes in Marlborough 01752
  • Older than 95% of homes in Middlesex County

How it measures up in Marlborough 01752

The dot is this home. The mark in the middle is the typical home in Marlborough 01752.

Living area2,618 ft²
SmallerTypical 1,591 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.45 ac
SmallerTypical 0.47 acBigger

Bigger than 48% of homes nearby

Year built1880
OlderTypical 1967Newer

Newer than 8% of homes nearby

How 166 E Main St ranks against every home in each area.
MeasureThis homeMarlborough 01752Middlesex County
Living areabigger than2,618 ft²85% of homes77% of homes
Lot sizebigger than0.45 ac48% of homes59% of homes
Year builtnewer than18808% of homes5% of homes

About 166 E Main St

When did 166 E Main St, Marlborough, MA last sell?

166 E Main St, Marlborough, MA last sold on May 19, 1989, according to the county's recorded deed.

How big is 166 E Main St, Marlborough, MA?

166 E Main St, Marlborough, MA has 7 bedrooms, 3 bathrooms, 2,618 square feet of living space and a 0.45-acre lot.

When was 166 E Main St, Marlborough, MA built?

166 E Main St, Marlborough, MA was built in 1880, making it 146 years old. The building has 3 stories.

What schools serve 166 E Main St, Marlborough, MA?

166 E Main St, Marlborough, MA is assigned to 1LT Charles W. Whitcomb School (middle), rated B-; Marlborough High School (high), rated C-; Sgt. Charles J. Jaworek Elementary School (elementary), rated C+. All sit in Marlborough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 166 E Main St, Marlborough, MA compare to other homes in Marlborough 01752?

Among the 10,751 homes in Marlborough 01752, it is bigger than 85% of them (2,618 ft² against a typical 1,591 ft²), its lot is bigger than 48% of them (0.45 ac against a typical 0.47 ac) and it is newer than 8% of them (1880 against a typical 1967). 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 E Main St, Marlborough, MA?

The 2025 property tax bill for 166 E Main St, Marlborough, MA was $6,284. The county assessed it at $637,300.

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