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Single Family ResidenceResidential
$1,242,941$705 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $89,900 on Oct 1, 1982

170 GRAY ST

ARLINGTON, MA 02476
3
Beds
2.5
Baths
1,764 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1926
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.2M
$1.2M low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$89,900 · Oct 1, 1982

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,692 (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.$1,095,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$635,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$459,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,051,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,211,046

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.Colonial
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.1959
Lot (acres)The size of the land the home sits on, from county records.0.15
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.Steam
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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.

H
Arlington High SchoolA+
High · Grades 9–12 · 0.4 mi
E
Brackett Elementary SchoolA
Elementary · Grades KG–5 · 0.5 mi
M
Ottoson Middle SchoolA+
Middle · Grades 7–8 · 0.6 mi

District: Arlington School District

Neighborhood · ZIP 02476These 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.61
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.78

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.29%
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.1.2%
PopulationHow many people live in this area.18,178
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,391 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$145,237
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$192,900
Average tempThe average temperature here across a full year.49°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

170 Gray 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.

  • Worth more than 82% of homes in Middlesex County
  • Costs more per square foot than 86% of homes in Middlesex County
  • Has a smaller lot than 76% of homes in Middlesex County
  • Older than 71% of homes in Middlesex County

What homes are worth in Arlington 02476

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

This home
$319K$2.2M

This home is worth more than 70% of homes in Arlington 02476.

How it measures up in Arlington 02476

The dot is this home. The mark in the middle is the typical home in Arlington 02476.

Estimated value$1,242,941
CheaperTypical $1,050,730Pricier

Pricier than 70% of homes nearby

Price per ft²$705
CheaperTypical $600Pricier

Pricier than 82% of homes nearby

Living area1,764 ft²
SmallerTypical 1,840 ft²Bigger

Bigger than 47% of homes nearby

Lot size0.15 ac
SmallerTypical 0.15 acBigger

Bigger than 47% of homes nearby

Year built1926
OlderTypical 1932Newer

Newer than 38% of homes nearby

How 170 Gray St ranks against every home in each area.
MeasureThis homeArlington 02476Middlesex County
Estimated valuepricier than$1,242,94170% of homes82% of homes
Price per ft²pricier than$70582% of homes86% of homes
Living areabigger than1,764 ft²47% of homes47% of homes
Lot sizebigger than0.15 ac47% of homes24% of homes
Year builtnewer than192638% of homes29% of homes

About 170 Gray St

How much is 170 Gray St, Arlington, MA worth?

The TopHap Estimate for 170 Gray St, Arlington, MA is $1,242,941 as of Oct 21, 2026. The likely range is $1,162,875 to $1,323,007. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 170 Gray St, Arlington, MA last sell?

170 Gray St, Arlington, MA last sold on Oct 1, 1982 for $89,900, according to the county's recorded deed.

How big is 170 Gray St, Arlington, MA?

170 Gray St, Arlington, MA has 3 bedrooms, 2.5 bathrooms, 1,764 square feet of living space and a 0.15-acre lot.

When was 170 Gray St, Arlington, MA built?

170 Gray St, Arlington, MA was built in 1926, making it 100 years old. It is a colonial home. The building has 2 stories.

What schools serve 170 Gray St, Arlington, MA?

170 Gray St, Arlington, MA is assigned to Arlington High School (high), rated A+; Brackett Elementary School (elementary), rated A; Ottoson Middle School (middle), rated A+. All sit in Arlington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 170 Gray St, Arlington, MA compare to other homes in Arlington 02476?

Among the 5,972 homes in Arlington 02476, it is worth more than 70% of them ($1,242,941 against a typical $1,050,730), its price per square foot is higher than 82% of them ($705 against a typical $600), it is bigger than 47% of them (1,764 ft² against a typical 1,840 ft²), its lot is bigger than 47% of them (0.15 ac against a typical 0.15 ac) and it is newer than 38% of them (1926 against a typical 1932). Measured against all of Middlesex County, it is worth more than 82% 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 170 Gray St, Arlington, MA?

The 2026 property tax bill for 170 Gray St, Arlington, MA was $11,692. The county assessed it at $1,095,800.

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