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Single Family ResidenceResidential
$416,262$296 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

117A ALEXANDER ST

DORCHESTER, MA 02125
4
Beds
1.5
Baths
1,408 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.
4,103 ft²
Lot SizeThe size of the land the home sits on, from county records.
2003
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$416K
$387K low$445K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,268 (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.$454,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$150,117
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$304,783
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$459,800

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.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Single Family Residence
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.09
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(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
Martin Luther Jr. King K-8 SchoolF
Elementary · Grades PK–8 · 0.3 mi
H
Boston Latin AcadenyB
High · Grades 7–12 · 0.7 mi

District: Boston School District

Neighborhood · ZIP 02125These 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.128
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.80

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.24%
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.34,548
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.12,979 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,287
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,595
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

117a Alexander 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 91% of homes in Suffolk County
  • Costs less per square foot than 98% of homes in Suffolk County
  • Smaller than 72% of homes in Dorchester
  • Has a bigger lot than 74% of homes in Dorchester 02125
  • Newer than 91% of homes in Dorchester

What homes are worth in Dorchester 02125

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

This home
$326K$1.2M

This home is worth more than 12% of homes in Dorchester 02125.

How it measures up in Dorchester 02125

The dot is this home. The mark in the middle is the typical home in Dorchester 02125.

Estimated value$416,262
CheaperTypical $600,165Pricier

Pricier than 12% of homes nearby

Price per ft²$296
CheaperTypical $493Pricier

Pricier than 8% of homes nearby

Living area1,408 ft²
SmallerTypical 2,083 ft²Bigger

Bigger than 36% of homes nearby

Lot size4,103 ft²
SmallerTypical 2,875 ft²Bigger

Bigger than 74% of homes nearby

Year built2003
OlderTypical 1905Newer

Newer than 89% of homes nearby

How 117a Alexander St ranks against every home in each area.
MeasureThis homeDorchesterDorchester 02125Suffolk County
Estimated valuepricier than$416,26213% of homes12% of homes9% of homes
Price per ft²pricier than$2969% of homes8% of homes2% of homes
Living areabigger than1,408 ft²28% of homes36% of homes48% of homes
Lot sizebigger than4,103 ft²60% of homes74% of homes66% of homes
Year builtnewer than200391% of homes89% of homes88% of homes

About 117a Alexander St

How much is 117a Alexander St, Dorchester, MA worth?

The TopHap Estimate for 117a Alexander St, Dorchester, MA is $416,262 as of Sep 24, 2026. The likely range is $387,394 to $445,130. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 117a Alexander St, Dorchester, MA last sell?

117a Alexander St, Dorchester, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 117a Alexander St, Dorchester, MA?

117a Alexander St, Dorchester, MA has 4 bedrooms, 1.5 bathrooms, 1,408 square feet of living space and a 0.09-acre lot.

When was 117a Alexander St, Dorchester, MA built?

117a Alexander St, Dorchester, MA was built in 2003, making it 23 years old. The building has 2 stories.

What schools serve 117a Alexander St, Dorchester, MA?

117a Alexander St, Dorchester, MA is assigned to Martin Luther Jr. King K-8 School (elementary), rated F; Boston Latin Acadeny (high), rated B. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 117a Alexander St, Dorchester, MA compare to other homes in Dorchester 02125?

Among the 5,736 homes in Dorchester 02125, it is worth more than 12% of them ($416,262 against a typical $600,165), its price per square foot is higher than 8% of them ($296 against a typical $493), it is bigger than 36% of them (1,408 ft² against a typical 2,083 ft²), its lot is bigger than 74% of them (4,103 ft² against a typical 2,875 ft²) and it is newer than 89% of them (2003 against a typical 1905). Measured against all of Suffolk County, it is worth more than 9% 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 117a Alexander St, Dorchester, MA?

The 2025 property tax bill for 117a Alexander St, Dorchester, MA was $5,268. The county assessed it at $454,900.

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