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CondominiumResidential
$687,536$403 / 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 95How 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
Last sold for $720,000 on Jul 16, 2021

12 ROACH ST

DORCHESTER, MA 02125
Building report
4
Beds
2
Baths
1,705 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.
2016
Year BuiltThe year the home was originally built, according to county records.
3
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

$688K
$657K low$719K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$720,000 · Jul 16, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,110 (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.$786,700 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$786,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$803,700

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.24 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Condominium
CountySUFFOLK
HeatingThe type of heating system in the home.Electric
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Mather Elementary SchoolD+
Elementary · Grades PK–5 · 0.2 mi
H
Community Academy Of Science And HealthF
High · Grades 9–12 · 0.7 mi
M
Lilla G. Frederick Middle SchoolF
Middle · Grades 6–8 · 0.9 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

12 Roach 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 more than 67% of homes in Dorchester 02125
  • Costs less per square foot than 86% of homes in Suffolk County
  • Newer than 96% 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
$321K$1.2M

This home is worth more than 67% 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$687,536
CheaperTypical $601,948Pricier

Pricier than 67% of homes nearby

Price per ft²$403
CheaperTypical $494Pricier

Pricier than 24% of homes nearby

Living area1,705 ft²
SmallerTypical 2,068 ft²Bigger

Bigger than 44% of homes nearby

Year built2016
OlderTypical 1905Newer

Newer than 95% of homes nearby

How 12 Roach St ranks against every home in each area.
MeasureThis homeDorchesterDorchester 02125Suffolk County
Estimated valuepricier than$687,53664% of homes67% of homes46% of homes
Price per ft²pricier than$40333% of homes24% of homes14% of homes
Living areabigger than1,705 ft²36% of homes44% of homes58% of homes
Year builtnewer than201696% of homes95% of homes94% of homes

About 12 Roach St

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

The TopHap Estimate for 12 Roach St, Dorchester, MA is $687,536 as of Sep 24, 2026. The likely range is $656,505 to $718,567. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

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

12 Roach St, Dorchester, MA last sold on Jul 16, 2021 for $720,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 12 Roach St, Dorchester, MA?

12 Roach St, Dorchester, MA has 4 bedrooms, 2 bathrooms and 1,705 square feet of living space.

When was 12 Roach St, Dorchester, MA built?

12 Roach St, Dorchester, MA was built in 2016, making it 10 years old. The building has 3 stories.

What schools serve 12 Roach St, Dorchester, MA?

12 Roach St, Dorchester, MA is assigned to Mather Elementary School (elementary), rated D+; Community Academy Of Science And Health (high), rated F; Lilla G. Frederick Middle School (middle), rated F. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Roach St, Dorchester, MA compare to other homes in Dorchester 02125?

Among the 5,736 homes in Dorchester 02125, it is worth more than 67% of them ($687,536 against a typical $601,948), its price per square foot is higher than 24% of them ($403 against a typical $494), it is bigger than 44% of them (1,705 ft² against a typical 2,068 ft²) and it is newer than 95% of them (2016 against a typical 1905). Measured against all of Suffolk County, it is worth more than 46% 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 Roach St, Dorchester, MA?

The 2025 property tax bill for 12 Roach St, Dorchester, MA was $9,110. The county assessed it at $786,700.

More homes on Roach St

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Assigned schools

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