Skip to content
Skip to content
TopHapOpen in map
Governmental / Public Use (General)Public Works

522 MAIN ST

DUNSTABLE, MA 01827
15
Baths
58,338 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.
0.55 ac
Lot SizeThe size of the land the home sits on, from county records.
1895
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
40
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

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.$3,006,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$240,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,766,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,987,900

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.0.55
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

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Groton - Dunstable Regional High SchoolA
High · Grades 9–12 · 3.3 mi
M
Groton - Dunstable Regional Middle SchoolB+
Middle · Grades 5–8 · 6.3 mi
E
Florence Roche Elementary SchoolA
Elementary · Grades KG–4 · 6.3 mi

District: Groton-Dunstable School District

Neighborhood · ZIP 01827These 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.17
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.76

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.3,358
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.202 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$176,482
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$191,924
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%

Owner Tools

Do you own this home?
Claim this home

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

522 Main 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 Dunstable 01827
  • Has a smaller lot than 96% of homes in Dunstable 01827
  • Older than 98% of homes in Dunstable 01827

How it measures up in Dunstable 01827

The dot is this home. The mark in the middle is the typical home in Dunstable 01827.

Living area58,338 ft²
SmallerTypical 2,576 ft²Bigger

Bigger than almost all homes nearby

Lot size0.55 ac
SmallerTypical 2.04 acBigger

Bigger than 4% of homes nearby

Year built1895
OlderTypical 1987Newer

Newer than 2% of homes nearby

How 522 Main St ranks against every home in each area.
MeasureThis homeDunstable 01827Middlesex County
Living areabigger than58,338 ft²almost all homesalmost all homes
Lot sizebigger than0.55 ac4% of homes67% of homes
Year builtnewer than18952% of homes8% of homes

About 522 Main St

When did 522 Main St, Dunstable, MA last sell?

522 Main St, Dunstable, MA last sold on Feb 6, 1963, according to the county's recorded deed.

How big is 522 Main St, Dunstable, MA?

522 Main St, Dunstable, MA has 15 bathrooms, 58,338 square feet of living space and a 0.55-acre lot.

When was 522 Main St, Dunstable, MA built?

522 Main St, Dunstable, MA was built in 1895, making it 131 years old. The building has 1 story.

What schools serve 522 Main St, Dunstable, MA?

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

How does 522 Main St, Dunstable, MA compare to other homes in Dunstable 01827?

Among the 1,159 homes in Dunstable 01827, it is bigger than almost all of them (58,338 ft² against a typical 2,576 ft²), its lot is bigger than 4% of them (0.55 ac against a typical 2.04 ac) and it is newer than 2% of them (1895 against a typical 1987). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Main St

Closest homes

More homes in Dunstable 01827

Assigned schools

Explore the area

See this home in context

Open 522 Main St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map