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Triplex (3 Units, Any Combination)Residential

507 NORFOLK ST

MATTAPAN, MA 02126
6
Beds
3
Baths
4,153 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.
1910
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
14
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,761 (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.$756,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$278,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$478,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Triplex (3 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.14
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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(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.

E
Pauline Agassiz Shaw Elementary SchoolD-
Elementary · Grades PK–5 · 0.2 mi
M
Mildred Avenue K-8 SchoolF
Middle · Grades KG–8 · 0.3 mi
H
Boston International High SchoolF
High · Grades 9–12 · 0.5 mi

District: Boston School District

Neighborhood · ZIP 02126These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.75

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.22,143
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.12,185 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,782
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,132
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

507 Norfolk 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 95% of homes in Suffolk County
  • Has a bigger lot than 86% of homes in Suffolk County
  • Older than 73% of homes in Mattapan 02126

How it measures up in Mattapan 02126

The dot is this home. The mark in the middle is the typical home in Mattapan 02126.

Living area4,153 ft²
SmallerTypical 1,930 ft²Bigger

Bigger than 92% of homes nearby

Lot size0.14 ac
SmallerTypical 0.11 acBigger

Bigger than 78% of homes nearby

Year built1910
OlderTypical 1930Newer

Newer than 27% of homes nearby

How 507 Norfolk St ranks against every home in each area.
MeasureThis homeMattapanMattapan 02126Suffolk County
Living areabigger than4,153 ft²93% of homes92% of homes95% of homes
Lot sizebigger than0.14 ac79% of homes78% of homes86% of homes
Year builtnewer than191030% of homes27% of homes45% of homes

About 507 Norfolk St

When did 507 Norfolk St, Mattapan, MA last sell?

507 Norfolk St, Mattapan, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 507 Norfolk St, Mattapan, MA?

507 Norfolk St, Mattapan, MA has 6 bedrooms, 3 bathrooms, 4,153 square feet of living space and a 0.14-acre lot.

When was 507 Norfolk St, Mattapan, MA built?

507 Norfolk St, Mattapan, MA was built in 1910, making it 116 years old. It is a conventional home. The building has 3 stories.

What schools serve 507 Norfolk St, Mattapan, MA?

507 Norfolk St, Mattapan, MA is assigned to Pauline Agassiz Shaw Elementary School (elementary), rated D-; Mildred Avenue K-8 School (middle), rated F; Boston International High School (high), rated F. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 507 Norfolk St, Mattapan, MA compare to other homes in Mattapan 02126?

Among the 3,890 homes in Mattapan 02126, it is bigger than 92% of them (4,153 ft² against a typical 1,930 ft²), its lot is bigger than 78% of them (0.14 ac against a typical 0.11 ac) and it is newer than 27% of them (1910 against a typical 1930). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 507 Norfolk St, Mattapan, MA?

The 2025 property tax bill for 507 Norfolk St, Mattapan, MA was $8,761. The county assessed it at $756,600.

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