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Apartments (Generic)Residential
Last sold for $12,500,000 on Dec 6, 2021

397 COMMONWEALTH AVE

BOSTON, MA 02215
0
Baths
22,310 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.
1899
Year BuiltThe year the home was originally built, according to county records.
5
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$12,500,000 · Dec 6, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$104,871 (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.$9,056,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$7,017,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,038,700

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.71%
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.Apartments (Generic)
CountySUFFOLK
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.2023
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.Brick
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Boston Arts AcademyC-
High · Grades 9–12 · 0.3 mi
M
Carter Developmental Center
Middle · Grades 6–12 · 0.7 mi
E
William Mckinley SchoolF
Elementary · Grades KG–12 · 0.9 mi

District: Boston School District

Neighborhood · ZIP 02215These 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.107
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 100.77

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.17%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.27,279
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.29,816 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$51,468
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,771
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

397 Commonwealth Ave 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 Back Bay
  • Has a bigger lot than 98% of homes in Back Bay
  • Older than 85% of homes in Boston 02215

How it measures up in Boston 02215

The dot is this home. The mark in the middle is the typical home in Boston 02215.

Living area22,310 ft²
SmallerTypical 668 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.16 ac
SmallerTypical 653 ft²Bigger

Bigger than 94% of homes nearby

Year built1899
OlderTypical 1910Newer

Newer than 15% of homes nearby

How 397 Commonwealth Ave ranks against every home in each area.
MeasureThis homeBack BayBoston 02215Suffolk County
Living areabigger than22,310 ft²almost all homes98% of homesalmost all homes
Lot sizebigger than0.16 ac98% of homes94% of homes88% of homes
Year builtnewer than189953% of homes15% of homes19% of homes

About 397 Commonwealth Ave

When did 397 Commonwealth Ave, Boston, MA last sell?

397 Commonwealth Ave, Boston, MA last sold on Dec 6, 2021 for $12,500,000, according to the county's recorded deed.

How big is 397 Commonwealth Ave, Boston, MA?

397 Commonwealth Ave, Boston, MA has 22,310 square feet of living space and a 0.16-acre lot.

When was 397 Commonwealth Ave, Boston, MA built?

397 Commonwealth Ave, Boston, MA was built in 1899, making it 127 years old. The building has 5 stories.

What schools serve 397 Commonwealth Ave, Boston, MA?

397 Commonwealth Ave, Boston, MA is assigned to Boston Arts Academy (high), rated C-; Carter Developmental Center (middle); William Mckinley School (elementary), rated F. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 397 Commonwealth Ave, Boston, MA compare to other homes in Boston 02215?

Among the 2,678 homes in Boston 02215, it is bigger than 98% of them (22,310 ft² against a typical 668 ft²), its lot is bigger than 94% of them (0.16 ac against a typical 653 ft²) and it is newer than 15% of them (1899 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 397 Commonwealth Ave, Boston, MA?

The 2025 property tax bill for 397 Commonwealth Ave, Boston, MA was $104,871. The county assessed it at $9,056,200.

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