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Single Family ResidenceResidential
$586,324$326 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

12 SHAFTER ST

DORCHESTER, MA 02121
5
Beds
2
Baths
1,801 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.
3,152 ft²
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.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$586K
$532K low$641K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,875 (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.$421,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$150,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$270,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$653,030

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.07
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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
Oliver W. Holmes Elementary SchoolD
Elementary · Grades PK–5 · 0.2 mi
M
Sarah Greenwood K-8 SchoolF
Middle · Grades PK–8 · 0.2 mi
H
Up Academy DorchesterD-
High · Grades PK–12 · 0.3 mi

District: Boston School District

Neighborhood · ZIP 02121These 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.142
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 100.73

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.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.23%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.28,076
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.22,114 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$45,811
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$77,928
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

12 Shafter 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.

  • Worth less than 69% of homes in Suffolk County
  • Costs less per square foot than 95% of homes in Suffolk County
  • Smaller than 80% of homes in Dorchester 02121
  • Has a smaller lot than 75% of homes in Dorchester 02121
  • Newer than 67% of homes in Dorchester 02121

What homes are worth in Dorchester 02121

Each bar is how many homes fall in that price range. The marker is this home.

This home
$240K$962K

This home is worth more than 67% of homes in Dorchester 02121.

How it measures up in Dorchester 02121

The dot is this home. The mark in the middle is the typical home in Dorchester 02121.

Estimated value$586,324
CheaperTypical $505,044Pricier

Pricier than 67% of homes nearby

Price per ft²$326
CheaperTypical $349Pricier

Pricier than 38% of homes nearby

Living area1,801 ft²
SmallerTypical 3,256 ft²Bigger

Bigger than 20% of homes nearby

Lot size3,152 ft²
SmallerTypical 4,269 ft²Bigger

Bigger than 25% of homes nearby

Year built1910
OlderTypical 1905Newer

Newer than 67% of homes nearby

How 12 Shafter St ranks against every home in each area.
MeasureThis homeDorchesterDorchester 02121Suffolk County
Estimated valuepricier than$586,32442% of homes67% of homes31% of homes
Price per ft²pricier than$32613% of homes38% of homes5% of homes
Living areabigger than1,801 ft²38% of homes20% of homes61% of homes
Lot sizebigger than3,152 ft²38% of homes25% of homes55% of homes
Year builtnewer than191058% of homes67% of homes44% of homes

About 12 Shafter St

How much is 12 Shafter St, Dorchester, MA worth?

The TopHap Estimate for 12 Shafter St, Dorchester, MA is $586,324 as of Oct 21, 2026. The likely range is $532,076 to $640,572. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Shafter St, Dorchester, MA last sell?

12 Shafter St, Dorchester, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12 Shafter St, Dorchester, MA?

12 Shafter St, Dorchester, MA has 5 bedrooms, 2 bathrooms, 1,801 square feet of living space and a 0.07-acre lot.

When was 12 Shafter St, Dorchester, MA built?

12 Shafter St, Dorchester, MA was built in 1910, making it 116 years old. It is a colonial home. The building has 2 stories.

What schools serve 12 Shafter St, Dorchester, MA?

12 Shafter St, Dorchester, MA is assigned to Oliver W. Holmes Elementary School (elementary), rated D; Sarah Greenwood K-8 School (middle), rated F; Up Academy Dorchester (high), rated D-. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Shafter St, Dorchester, MA compare to other homes in Dorchester 02121?

Among the 2,911 homes in Dorchester 02121, it is worth more than 67% of them ($586,324 against a typical $505,044), its price per square foot is higher than 38% of them ($326 against a typical $349), it is bigger than 20% of them (1,801 ft² against a typical 3,256 ft²), its lot is bigger than 25% of them (3,152 ft² against a typical 4,269 ft²) and it is newer than 67% of them (1910 against a typical 1905). Measured against all of Suffolk County, it is worth more than 31% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 12 Shafter St, Dorchester, MA?

The 2025 property tax bill for 12 Shafter St, Dorchester, MA was $4,875. The county assessed it at $421,000.

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