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Duplex (2 Units, Any Combination)Residential
Last sold for $705,000 on Aug 2, 2019

80 COMMON ST

GROTON, MA 01450
4
Beds
3.5
Baths
4,524 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.
4.59 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$705,000 · Aug 2, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,867 (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.$909,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$255,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$653,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.4.59
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.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(6)

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
Groton - Dunstable Regional Middle SchoolB+
Middle · Grades 5–8 · 0.5 mi
E
Florence Roche Elementary SchoolA
Elementary · Grades KG–4 · 0.5 mi
H
Groton - Dunstable Regional High SchoolA
High · Grades 9–12 · 2.7 mi

District: Groton-Dunstable School District

Neighborhood · ZIP 01450These 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.73
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.77

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.8%
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.11,438
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.343 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$170,664
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$181,425
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

80 Common 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 97% of homes in Middlesex County
  • Has a bigger lot than 94% of homes in Middlesex County
  • Older than 91% of homes in Groton 01450

How it measures up in Groton 01450

The dot is this home. The mark in the middle is the typical home in Groton 01450.

Living area4,524 ft²
SmallerTypical 2,284 ft²Bigger

Bigger than 96% of homes nearby

Lot size4.59 ac
SmallerTypical 1.28 acBigger

Bigger than 87% of homes nearby

Year built1900
OlderTypical 1985Newer

Newer than 9% of homes nearby

How 80 Common St ranks against every home in each area.
MeasureThis homeGroton 01450Middlesex County
Living areabigger than4,524 ft²96% of homes97% of homes
Lot sizebigger than4.59 ac87% of homes94% of homes
Year builtnewer than19009% of homes15% of homes

About 80 Common St

When did 80 Common St, Groton, MA last sell?

80 Common St, Groton, MA last sold on Aug 2, 2019 for $705,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 80 Common St, Groton, MA?

80 Common St, Groton, MA has 4 bedrooms, 3.5 bathrooms, 4,524 square feet of living space and a 4.59-acre lot.

When was 80 Common St, Groton, MA built?

80 Common St, Groton, MA was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 80 Common St, Groton, MA?

80 Common St, Groton, MA is assigned to Groton - Dunstable Regional Middle School (middle), rated B+; Florence Roche Elementary School (elementary), rated A; Groton - Dunstable Regional High School (high), rated A. All sit in Groton-Dunstable School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 80 Common St, Groton, MA compare to other homes in Groton 01450?

Among the 3,834 homes in Groton 01450, it is bigger than 96% of them (4,524 ft² against a typical 2,284 ft²), its lot is bigger than 87% of them (4.59 ac against a typical 1.28 ac) and it is newer than 9% of them (1900 against a typical 1985). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 80 Common St, Groton, MA?

The 2025 property tax bill for 80 Common St, Groton, MA was $13,867. The county assessed it at $909,300.

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