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Duplex (2 Units, Any Combination)Residential

12 DAY ST

CAMBRIDGE, MA 02140
6
Beds
2.5
Baths
3,064 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1867
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
13
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
4
ParkingThe number of parking spaces on the property, including the garage.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,927 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,878,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$682,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,195,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,662,180

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Victorian
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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

E
PeabodyA-
Elementary · Grades PK–5 · 0.2 mi
M
Rindge Avenue Upper SchoolA
Middle · Grades 6–8 · 0.2 mi
H
Cambridge Rindge and LatinB
High · Grades 9–12 · 1.6 mi

District: Cambridge School District

Neighborhood · ZIP 02140These 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.144
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.69

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
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.21,983
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.18,668 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$139,100
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$171,802
Average tempThe average temperature here across a full year.50°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

12 Day 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.

  • Bigger than 92% of homes in North Cambridge
  • Has a smaller lot than 79% of homes in Middlesex County
  • Older than 98% of homes in Middlesex County

How it measures up in Cambridge 02140

The dot is this home. The mark in the middle is the typical home in Cambridge 02140.

Living area3,064 ft²
SmallerTypical 1,328 ft²Bigger

Bigger than 89% of homes nearby

Lot size0.14 ac
SmallerTypical 0.12 acBigger

Bigger than 55% of homes nearby

Year built1867
OlderTypical 1910Newer

Newer than 4% of homes nearby

How 12 Day St ranks against every home in each area.
MeasureThis homeNorth CambridgeCambridge 02140Middlesex County
Living areabigger than3,064 ft²92% of homes89% of homes86% of homes
Lot sizebigger than0.14 ac60% of homes55% of homes21% of homes
Year builtnewer than18675% of homes4% of homes2% of homes

About 12 Day St

When did 12 Day St, Cambridge, MA last sell?

12 Day St, Cambridge, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12 Day St, Cambridge, MA?

12 Day St, Cambridge, MA has 6 bedrooms, 2.5 bathrooms, 3,064 square feet of living space and a 0.14-acre lot.

When was 12 Day St, Cambridge, MA built?

12 Day St, Cambridge, MA was built in 1867, making it 159 years old. It is a victorian home. The building has 3 stories.

What schools serve 12 Day St, Cambridge, MA?

12 Day St, Cambridge, MA is assigned to Peabody (elementary), rated A-; Rindge Avenue Upper School (middle), rated A; Cambridge Rindge and Latin (high), rated B. All sit in Cambridge School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Day St, Cambridge, MA compare to other homes in Cambridge 02140?

Among the 4,447 homes in Cambridge 02140, it is bigger than 89% of them (3,064 ft² against a typical 1,328 ft²), its lot is bigger than 55% of them (0.14 ac against a typical 0.12 ac) and it is newer than 4% of them (1867 against a typical 1910). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 12 Day St, Cambridge, MA?

The 2025 property tax bill for 12 Day St, Cambridge, MA was $11,927. The county assessed it at $1,878,200.

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