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Duplex (2 Units, Any Combination)Residential
Last sold for $360,000 on Nov 16, 2001

42 VALLEY ST

MARLBOROUGH, MA 01752
4
Beds
2
Baths
1,682 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.
3,560 ft²
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.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$360,000 · Nov 16, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,412 (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.$548,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$145,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$403,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$491,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Two Family
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.0.08
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
1LT Charles W. Whitcomb SchoolB-
Middle · Grades 6–8 · 1.2 mi
E
Goodnow Brothers Elementary SchoolC+
Elementary · Grades KG–5 · 1.5 mi
H
Marlborough High SchoolC-
High · Grades 9–12 · 1.6 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

42 Valley 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.

  • Among the smallest lots 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 area1,682 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 55% of homes nearby

Lot size3,560 ft²
SmallerTypical 0.46 acBigger

Smaller than almost all homes nearby

Year built1880
OlderTypical 1967Newer

Newer than 7% of homes nearby

How 42 Valley St ranks against every home in each area.
MeasureThis homeMarlborough 01752Middlesex County
Living areabigger than1,682 ft²55% of homes43% of homes
Lot sizebigger than3,560 ft²almost no homes7% of homes
Year builtnewer than18807% of homes5% of homes

About 42 Valley St

When did 42 Valley St, Marlborough, MA last sell?

42 Valley St, Marlborough, MA last sold on Nov 16, 2001 for $360,000, according to the county's recorded deed.

How big is 42 Valley St, Marlborough, MA?

42 Valley St, Marlborough, MA has 4 bedrooms, 2 bathrooms, 1,682 square feet of living space and a 0.08-acre lot.

When was 42 Valley St, Marlborough, MA built?

42 Valley St, Marlborough, MA was built in 1880, making it 146 years old. It is a two family home. The building has 2 stories.

What schools serve 42 Valley St, Marlborough, MA?

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

How does 42 Valley St, Marlborough, MA compare to other homes in Marlborough 01752?

Among the 10,751 homes in Marlborough 01752, it is bigger than 55% of them (1,682 ft² against a typical 1,584 ft²), its lot is bigger than almost none of them (3,560 ft² against a typical 0.46 ac) and it is newer than 7% 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 42 Valley St, Marlborough, MA?

The 2025 property tax bill for 42 Valley St, Marlborough, MA was $5,412. The county assessed it at $548,900.

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Assigned schools

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