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Duplex (2 Units, Any Combination)Residential
Last sold for $1,250,000 on Apr 24, 2026

155 THORNDIKE ST

ARLINGTON, MA 02474
6
Beds
2
Baths
2,142 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
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.$1,250,000 · Apr 24, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,102 (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.$1,134,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$627,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$507,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,118,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,140,824

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.48 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.74%
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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
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.1955
Lot (acres)The size of the land the home sits on, from county records.0.16
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
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Pool

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.

E
R.J. Hardy Elementary SchoolA
Elementary · Grades KG–5 · 0.3 mi
H
Arlington High SchoolA+
High · Grades 9–12 · 1.6 mi
M
Ottoson Middle SchoolA+
Middle · Grades 7–8 · 2.2 mi

District: Arlington School District

Neighborhood · ZIP 02474These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.79

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
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.28,960
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,757 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$135,066
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,393
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

155 Thorndike 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.

  • Has a smaller lot than 72% of homes in Middlesex County
  • Older than 67% of homes in Middlesex County

How it measures up in Arlington 02474

The dot is this home. The mark in the middle is the typical home in Arlington 02474.

Living area2,142 ft²
SmallerTypical 1,975 ft²Bigger

Bigger than 57% of homes nearby

Lot size0.16 ac
SmallerTypical 0.14 acBigger

Bigger than 63% of homes nearby

Year built1930
OlderTypical 1934Newer

Newer than 48% of homes nearby

How 155 Thorndike St ranks against every home in each area.
MeasureThis homeArlington 02474Middlesex County
Living areabigger than2,142 ft²57% of homes62% of homes
Lot sizebigger than0.16 ac63% of homes28% of homes
Year builtnewer than193048% of homes33% of homes

About 155 Thorndike St

When did 155 Thorndike St, Arlington, MA last sell?

155 Thorndike St, Arlington, MA last sold on Apr 24, 2026 for $1,250,000, according to the county's recorded deed.

How big is 155 Thorndike St, Arlington, MA?

155 Thorndike St, Arlington, MA has 6 bedrooms, 2 bathrooms, 2,142 square feet of living space and a 0.16-acre lot.

When was 155 Thorndike St, Arlington, MA built?

155 Thorndike St, Arlington, MA was built in 1930, making it 96 years old. The building has 2 stories.

What schools serve 155 Thorndike St, Arlington, MA?

155 Thorndike St, Arlington, MA is assigned to R.J. Hardy Elementary School (elementary), rated A; Arlington High School (high), 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 155 Thorndike St, Arlington, MA compare to other homes in Arlington 02474?

Among the 8,570 homes in Arlington 02474, it is bigger than 57% of them (2,142 ft² against a typical 1,975 ft²), its lot is bigger than 63% of them (0.16 ac against a typical 0.14 ac) and it is newer than 48% of them (1930 against a typical 1934). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 155 Thorndike St, Arlington, MA?

The 2026 property tax bill for 155 Thorndike St, Arlington, MA was $12,102. The county assessed it at $1,134,200.

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