Skip to content
Skip to content
TopHapOpen in map
Charitable Organization, FraternalCommercial

1 CALLENDER ST

CAMBRIDGE, MA 02139
0
Baths
23,542 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.
0.45 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
Year BuiltThe year the home was originally built, according to county records.
2
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.$9,626,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,451,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$6,175,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$9,802,200

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.36 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.80%
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.Charitable Organization, Fraternal
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.0.45
ConstructionThe main material the home's frame and walls are built from.Concrete
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.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.Security alarm

Transaction History(2)

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
Martin Luther King Jr.A-
Elementary · Grades PK–5 · 0.1 mi
M
Putnam Avenue Upper SchoolB
Middle · Grades 6–8 · 0.1 mi
H
Cambridge Rindge and LatinA-
High · Grades 9–12 · 0.6 mi

District: Cambridge School District

Neighborhood · ZIP 02139These 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.136
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 100.74

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.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.39,263
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.22,546 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,313
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$158,134
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%

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

1 Callender 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 Riverside
  • Has a bigger lot than 88% of homes in Cambridge 02139
  • Newer than 86% of homes in Cambridge 02139

How it measures up in Cambridge 02139

The dot is this home. The mark in the middle is the typical home in Cambridge 02139.

Living area23,542 ft²
SmallerTypical 1,196 ft²Bigger

Bigger than almost all homes nearby

Lot size0.45 ac
SmallerTypical 0.11 acBigger

Bigger than 88% of homes nearby

Year built1980
OlderTypical 1903Newer

Newer than 86% of homes nearby

How 1 Callender St ranks against every home in each area.
MeasureThis homeRiversideCambridge 02139Middlesex County
Living areabigger than23,542 ft²almost all homesalmost all homesalmost all homes
Lot sizebigger than0.45 ac76% of homes88% of homes59% of homes
Year builtnewer than198075% of homes86% of homes72% of homes

About 1 Callender St

How big is 1 Callender St, Cambridge, MA?

1 Callender St, Cambridge, MA has 23,542 square feet of living space and a 0.45-acre lot.

When was 1 Callender St, Cambridge, MA built?

1 Callender St, Cambridge, MA was built in 1980, making it 46 years old. The building has 2 stories.

What schools serve 1 Callender St, Cambridge, MA?

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

How does 1 Callender St, Cambridge, MA compare to other homes in Cambridge 02139?

Among the 7,274 homes in Cambridge 02139, it is bigger than almost all of them (23,542 ft² against a typical 1,196 ft²), its lot is bigger than 88% of them (0.45 ac against a typical 0.11 ac) and it is newer than 86% of them (1980 against a typical 1903). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Callender St

Closest homes

More homes in Cambridge 02139

Assigned schools

Explore the area

See this home in context

Open 1 Callender 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