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Triplex (3 Units, Any Combination)Residential
Last sold for $1,050,000 on Jun 30, 2021

15 MARLBOROUGH ST

CHELSEA, MA 02150
9
Beds
3
Baths
4,713 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.
0.12 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.
3
StoriesHow many floors the home has above ground.
18
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.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,050,000 · Jun 30, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$18,932 (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.$1,649,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$236,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,412,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,515,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Triplex (3 Units, Any Combination)
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.12
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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.

M
Clark Avenue SchoolF
Middle · Grades 5–8 · 0.2 mi
H
Chelsea High SchoolD-
High · Grades 9–12 · 0.6 mi
E
William a Berkowitz Elementary SchoolC+
Elementary · Grades 1–4 · 0.8 mi

District: Chelsea School District

Neighborhood · ZIP 02150These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.76

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.40,106
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.16,087 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,192
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$94,537
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

15 Marlborough 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 97% of homes in Suffolk County
  • Has a bigger lot than 77% of homes in Chelsea 02150
  • Newer than 65% of homes in Chelsea 02150

How it measures up in Chelsea 02150

The dot is this home. The mark in the middle is the typical home in Chelsea 02150.

Living area4,713 ft²
SmallerTypical 1,735 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.12 ac
SmallerTypical 3,659 ft²Bigger

Bigger than 77% of homes nearby

Year built1930
OlderTypical 1920Newer

Newer than 65% of homes nearby

How 15 Marlborough St ranks against every home in each area.
MeasureThis homeChelsea 02150Suffolk County
Living areabigger than4,713 ft²96% of homes97% of homes
Lot sizebigger than0.12 ac77% of homes77% of homes
Year builtnewer than193065% of homes62% of homes

About 15 Marlborough St

When did 15 Marlborough St, Chelsea, MA last sell?

15 Marlborough St, Chelsea, MA last sold on Jun 30, 2021 for $1,050,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 15 Marlborough St, Chelsea, MA?

15 Marlborough St, Chelsea, MA has 9 bedrooms, 3 bathrooms, 4,713 square feet of living space and a 0.12-acre lot.

When was 15 Marlborough St, Chelsea, MA built?

15 Marlborough St, Chelsea, MA was built in 1930, making it 96 years old. The building has 3 stories.

What schools serve 15 Marlborough St, Chelsea, MA?

15 Marlborough St, Chelsea, MA is assigned to Clark Avenue School (middle), rated F; Chelsea High School (high), rated D-; William a Berkowitz Elementary School (elementary), rated C+. All sit in Chelsea School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15 Marlborough St, Chelsea, MA compare to other homes in Chelsea 02150?

Among the 5,340 homes in Chelsea 02150, it is bigger than 96% of them (4,713 ft² against a typical 1,735 ft²), its lot is bigger than 77% of them (0.12 ac against a typical 3,659 ft²) and it is newer than 65% of them (1930 against a typical 1920). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 15 Marlborough St, Chelsea, MA?

The 2026 property tax bill for 15 Marlborough St, Chelsea, MA was $18,932. The county assessed it at $1,649,100.

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