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Single Family ResidenceResidential
$592,614$593 / 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 96How 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 $550,000 on Mar 30, 2023

27 LIBBY AVE

MARLBOROUGH, MA 01752
3
Beds
1
Baths
999 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1961
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

$593K
$569K low$616K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$550,000 · Mar 30, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,797 (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.$486,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$232,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$254,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$621,585

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.Raised Ranch
CountyMIDDLESEX
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.1977
Lot (acres)The size of the land the home sits on, from county records.0.25
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
CoolingThe type of cooling or air conditioning in the home.Yes
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
Sgt. Charles J. Jaworek Elementary SchoolC+
Elementary · Grades KG–5 · 1.4 mi
H
Marlborough High SchoolC-
High · Grades 9–12 · 1.8 mi
M
1LT Charles W. Whitcomb SchoolB-
Middle · Grades 6–8 · 1.9 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

27 Libby Ave 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 75% of homes in Middlesex County
  • Among the highest price per square foot in Marlborough 01752
  • Smaller than 90% of homes in Middlesex County
  • Has a smaller lot than 74% of homes in Marlborough 01752

What homes are worth in Marlborough 01752

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

This home
$190K$1.1M

This home is worth more than 64% of homes in Marlborough 01752.

How it measures up in Marlborough 01752

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

Estimated value$592,614
CheaperTypical $523,793Pricier

Pricier than 64% of homes nearby

Price per ft²$593
CheaperTypical $336Pricier

Pricier than almost all homes nearby

Living area999 ft²
SmallerTypical 1,587 ft²Bigger

Bigger than 15% of homes nearby

Lot size0.25 ac
SmallerTypical 0.46 acBigger

Bigger than 26% of homes nearby

Year built1961
OlderTypical 1966Newer

Newer than 40% of homes nearby

How 27 Libby Ave ranks against every home in each area.
MeasureThis homeMarlborough 01752Middlesex County
Estimated valuepricier than$592,61464% of homes25% of homes
Price per ft²pricier than$593almost all homes75% of homes
Living areabigger than999 ft²15% of homes10% of homes
Lot sizebigger than0.25 ac26% of homes43% of homes
Year builtnewer than196140% of homes54% of homes

About 27 Libby Ave

How much is 27 Libby Ave, Marlborough, MA worth?

The TopHap Estimate for 27 Libby Ave, Marlborough, MA is $592,614 as of Aug 30, 2026. The likely range is $568,883 to $616,345. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 27 Libby Ave, Marlborough, MA last sell?

27 Libby Ave, Marlborough, MA last sold on Mar 30, 2023 for $550,000, according to the county's recorded deed.

How big is 27 Libby Ave, Marlborough, MA?

27 Libby Ave, Marlborough, MA has 3 bedrooms, 1 bathrooms, 999 square feet of living space and a 0.25-acre lot.

When was 27 Libby Ave, Marlborough, MA built?

27 Libby Ave, Marlborough, MA was built in 1961, making it 65 years old. It is a raised ranch home. The building has 1 story.

What schools serve 27 Libby Ave, Marlborough, MA?

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

How does 27 Libby Ave, Marlborough, MA compare to other homes in Marlborough 01752?

Among the 10,751 homes in Marlborough 01752, it is worth more than 64% of them ($592,614 against a typical $523,793), its price per square foot is higher than almost all of them ($593 against a typical $336), it is bigger than 15% of them (999 ft² against a typical 1,587 ft²), its lot is bigger than 26% of them (0.25 ac against a typical 0.46 ac) and it is newer than 40% of them (1961 against a typical 1966). Measured against all of Middlesex County, it is worth more than 25% 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 27 Libby Ave, Marlborough, MA?

The 2025 property tax bill for 27 Libby Ave, Marlborough, MA was $4,797. The county assessed it at $486,500.

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