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CondominiumResidential
$575,398$303 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $575,000 on May 22, 2026

408 SEAVER ST

DORCHESTER, MA 02121
Building report
3
Beds
1.5
Baths
1,900 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.
1,900 ft²
Lot SizeThe size of the land the home sits on, from county records.
1905
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$575K
$538K low$613K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$575,000 · May 22, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,000 (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.$431,800 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$431,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$576,365

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
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.2005
Lot (acres)The size of the land the home sits on, from county records.0.04
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(11)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(3)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Jeremiah E. Burke High SchoolD-
High · Grades 9–12 · 0.2 mi
E
Up Academy HollandC
Elementary · Grades PK–5 · 0.4 mi
M
Sarah Greenwood K-8 SchoolD+
Middle · Grades PK–8 · 0.5 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

408 Seaver 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 70% of homes in Suffolk County
  • Costs less per square foot than 97% of homes in Suffolk County
  • Smaller than 78% of homes in Dorchester 02121
  • Has a smaller lot than 87% 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
$250K$960K

This home is worth more than 62% 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$575,398
CheaperTypical $518,223Pricier

Pricier than 62% of homes nearby

Price per ft²$303
CheaperTypical $357Pricier

Pricier than 29% of homes nearby

Living area1,900 ft²
SmallerTypical 3,249 ft²Bigger

Bigger than 22% of homes nearby

Lot size1,900 ft²
SmallerTypical 4,269 ft²Bigger

Bigger than 13% of homes nearby

Year built1905
OlderTypical 1905Newer

Newer than 57% of homes nearby

How 408 Seaver St ranks against every home in each area.
MeasureThis homeDorchesterDorchester 02121Suffolk County
Estimated valuepricier than$575,39843% of homes62% of homes30% of homes
Price per ft²pricier than$30311% of homes29% of homes3% of homes
Living areabigger than1,900 ft²41% of homes22% of homes63% of homes
Lot sizebigger than1,900 ft²23% of homes13% of homes44% of homes
Year builtnewer than190549% of homes57% of homes37% of homes

About 408 Seaver St

How much is 408 Seaver St, Dorchester, MA worth?

The TopHap Estimate for 408 Seaver St, Dorchester, MA is $575,398 as of Aug 30, 2026. The likely range is $538,155 to $612,641. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 408 Seaver St, Dorchester, MA last sell?

408 Seaver St, Dorchester, MA last sold on May 22, 2026 for $575,000, according to the county's recorded deed. TopHap holds 8 recorded sales for this parcel.

How big is 408 Seaver St, Dorchester, MA?

408 Seaver St, Dorchester, MA has 3 bedrooms, 1.5 bathrooms, 1,900 square feet of living space and a 0.04-acre lot.

When was 408 Seaver St, Dorchester, MA built?

408 Seaver St, Dorchester, MA was built in 1905, making it 121 years old. The building has 2 stories.

What schools serve 408 Seaver St, Dorchester, MA?

408 Seaver St, Dorchester, MA is assigned to Jeremiah E. Burke High School (high), rated D-; Up Academy Holland (elementary), rated C; Sarah Greenwood K-8 School (middle), rated D+. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 408 Seaver St, Dorchester, MA compare to other homes in Dorchester 02121?

Among the 2,911 homes in Dorchester 02121, it is worth more than 62% of them ($575,398 against a typical $518,223), its price per square foot is higher than 29% of them ($303 against a typical $357), it is bigger than 22% of them (1,900 ft² against a typical 3,249 ft²), its lot is bigger than 13% of them (1,900 ft² against a typical 4,269 ft²) and it is newer than 57% of them (1905 against a typical 1905). Measured against all of Suffolk County, it is worth more than 30% 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 408 Seaver St, Dorchester, MA?

The 2025 property tax bill for 408 Seaver St, Dorchester, MA was $5,000. The county assessed it at $431,800.

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