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Duplex (2 Units, Any Combination)Residential
Last sold for $400,000 on Oct 30, 2020

4 ELM ST

GROTON, MA 01450
4
Beds
2
Baths
2,122 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1800
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.$400,000 · Oct 30, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,502 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$439,900 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$147,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$292,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$432,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$590,879

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.0.10
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(8)

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
Florence Roche Elementary SchoolA-
Elementary · Grades KG–4 · 0.3 mi
M
Groton - Dunstable Regional Middle SchoolA-
Middle · Grades 5–8 · 0.4 mi
H
Groton - Dunstable Regional High SchoolA
High · Grades 9–12 · 3.3 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

4 Elm 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 Groton 01450
  • Among the oldest homes in Middlesex County

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 area2,122 ft²
SmallerTypical 2,283 ft²Bigger

Bigger than 43% of homes nearby

Lot size0.1 ac
SmallerTypical 1.29 acBigger

Smaller than almost all homes nearby

Year built1800
OlderTypical 1986Newer

Newer than 2% of homes nearby

How 4 Elm St ranks against every home in each area.
MeasureThis homeGroton 01450Middlesex County
Living areabigger than2,122 ft²43% of homes62% of homes
Lot sizebigger than0.1 acalmost no homes11% of homes
Year builtnewer than18002% of homesalmost no homes

About 4 Elm St

When did 4 Elm St, Groton, MA last sell?

4 Elm St, Groton, MA last sold on Oct 30, 2020 for $400,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 4 Elm St, Groton, MA?

4 Elm St, Groton, MA has 4 bedrooms, 2 bathrooms, 2,122 square feet of living space and a 0.10-acre lot.

When was 4 Elm St, Groton, MA built?

4 Elm St, Groton, MA was built in 1800, making it 226 years old. The building has 2 stories.

What schools serve 4 Elm St, Groton, MA?

4 Elm St, Groton, MA is assigned to Florence Roche Elementary School (elementary), rated A-; Groton - Dunstable Regional Middle School (middle), 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 4 Elm St, Groton, MA compare to other homes in Groton 01450?

Among the 3,834 homes in Groton 01450, it is bigger than 43% of them (2,122 ft² against a typical 2,283 ft²), its lot is bigger than almost none of them (0.1 ac against a typical 1.29 ac) and it is newer than 2% of them (1800 against a typical 1986). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 4 Elm St, Groton, MA?

The 2026 property tax bill for 4 Elm St, Groton, MA was $6,502. The county assessed it at $439,900.

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