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Exempt (Full Or Partial)Other / Unknown

20 CHESTNUT ST # 6

CAMBRIDGE, MA 02139
2
Beds
1
Baths
871 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.
871 ft²
Lot SizeThe size of the land the home sits on, from county records.
1989
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

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.$666,400 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$666,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$655,700

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.41
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
59
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
89
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.26%
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.Exempt (Full Or Partial)
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.0.02
HeatingThe type of heating system in the home.Forced Air
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

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
MorseA-
Elementary · Grades PK–5 · 0.3 mi
M
Amigos SchoolA
Middle · Grades PK–8 · 0.5 mi
H
Cambridge Rindge and LatinB
High · Grades 9–12 · 1.3 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%

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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

20 Chestnut St # 6 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.

  • Smaller than 93% of homes in Middlesex County
  • Among the smallest lots in Cambridgeport
  • Newer than 92% 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 area871 ft²
SmallerTypical 1,200 ft²Bigger

Bigger than 25% of homes nearby

Lot size871 ft²
SmallerTypical 0.11 acBigger

Smaller than almost all homes nearby

Year built1989
OlderTypical 1903Newer

Newer than 92% of homes nearby

How 20 Chestnut St # 6 ranks against every home in each area.
MeasureThis homeCambridgeportCambridge 02139Middlesex County
Living areabigger than871 ft²16% of homes25% of homes7% of homes
Lot sizebigger than871 ft²almost no homesalmost no homesalmost no homes
Year builtnewer than198988% of homes92% of homes81% of homes

About 20 Chestnut St # 6

When did 20 Chestnut St # 6, Cambridge, MA last sell?

20 Chestnut St # 6, Cambridge, MA last sold on May 31, 2019, according to the county's recorded deed.

How big is 20 Chestnut St # 6, Cambridge, MA?

20 Chestnut St # 6, Cambridge, MA has 2 bedrooms, 1 bathrooms, 871 square feet of living space and a 0.02-acre lot.

When was 20 Chestnut St # 6, Cambridge, MA built?

20 Chestnut St # 6, Cambridge, MA was built in 1989, making it 37 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 20 Chestnut St # 6, Cambridge, MA?

20 Chestnut St # 6, Cambridge, MA is assigned to Morse (elementary), rated A-; Amigos 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 20 Chestnut St # 6, Cambridge, MA compare to other homes in Cambridge 02139?

Among the 7,274 homes in Cambridge 02139, it is bigger than 25% of them (871 ft² against a typical 1,200 ft²), its lot is bigger than almost none of them (871 ft² against a typical 0.11 ac) and it is newer than 92% of them (1989 against a typical 1903). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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