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Governmental / Public Use (General)Public Works

78 HOLLIS ST

GROTON, MA 01450
2 / 4
Baths
8,526 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.
1.83 ac
Lot SizeThe size of the land the home sits on, from county records.
1914
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,815,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$340,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,475,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,733,500

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.24 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Governmental / Public Use (General)
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.1.83
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.No Garage
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.

E
Florence Roche Elementary SchoolA-
Elementary · Grades KG–4 · 0.4 mi
M
Groton - Dunstable Regional Middle SchoolA-
Middle · Grades 5–8 · 0.5 mi
H
Groton - Dunstable Regional High SchoolA
High · Grades 9–12 · 3.1 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

78 Hollis 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 largest homes in Groton 01450
  • Has a bigger lot than 86% of homes in Middlesex County
  • Older than 90% 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 area8,526 ft²
SmallerTypical 2,280 ft²Bigger

Bigger than almost all homes nearby

Lot size1.83 ac
SmallerTypical 1.29 acBigger

Bigger than 61% of homes nearby

Year built1914
OlderTypical 1986Newer

Newer than 10% of homes nearby

How 78 Hollis St ranks against every home in each area.
MeasureThis homeGroton 01450Middlesex County
Living areabigger than8,526 ft²almost all homesalmost all homes
Lot sizebigger than1.83 ac61% of homes86% of homes
Year builtnewer than191410% of homes20% of homes

About 78 Hollis St

When did 78 Hollis St, Groton, MA last sell?

78 Hollis St, Groton, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 78 Hollis St, Groton, MA?

78 Hollis St, Groton, MA has 2 bathrooms, 8,526 square feet of living space and a 1.83-acre lot.

When was 78 Hollis St, Groton, MA built?

78 Hollis St, Groton, MA was built in 1914, making it 112 years old. The building has 1 story.

What schools serve 78 Hollis St, Groton, MA?

78 Hollis 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 78 Hollis St, Groton, MA compare to other homes in Groton 01450?

Among the 3,834 homes in Groton 01450, it is bigger than almost all of them (8,526 ft² against a typical 2,280 ft²), its lot is bigger than 61% of them (1.83 ac against a typical 1.29 ac) and it is newer than 10% of them (1914 against a typical 1986). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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Assigned schools

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