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CondominiumResidential
$508,433$499 / 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 Jul 14, 2026
Last sold for $229,000 on Jun 15, 2011

46 ROSEMONT ST

DORCHESTER, MA 02122
Building report
2
Beds
1
Baths
1,018 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.
1,018 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.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$508K
$476K low$541K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$229,000 · Jun 15, 2011
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$290,883
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$232,706
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.40%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$217,550
BANK OF CANTON · recorded Jun 15, 2011

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,883 (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.$421,700 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$421,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$488,395

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.02
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(3)

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
Richard J. Murphy K-8 SchoolB-
Elementary · Grades PK–8 · 0.3 mi
H
Community Academy Of Science And HealthD-
High · Grades 9–12 · 0.6 mi

District: Boston School District

Neighborhood · ZIP 02122These 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.90
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.76

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.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.23,849
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11,977 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,827
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$116,947
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

46 Rosemont 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 82% of homes in Suffolk County
  • Costs less per square foot than 69% of homes in Suffolk County
  • Smaller than 87% of homes in Dorchester
  • Has a smaller lot than 90% of homes in Dorchester

What homes are worth in Dorchester 02122

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 24% of homes in Dorchester 02122.

How it measures up in Dorchester 02122

The dot is this home. The mark in the middle is the typical home in Dorchester 02122.

Estimated value$508,433
CheaperTypical $636,948Pricier

Pricier than 24% of homes nearby

Price per ft²$499
CheaperTypical $506Pricier

Pricier than 46% of homes nearby

Living area1,018 ft²
SmallerTypical 1,907 ft²Bigger

Bigger than 18% of homes nearby

Lot size1,018 ft²
SmallerTypical 3,398 ft²Bigger

Bigger than 14% of homes nearby

Year built1905
OlderTypical 1910Newer

Newer than 46% of homes nearby

How 46 Rosemont St ranks against every home in each area.
MeasureThis homeDorchesterDorchester 02122Suffolk County
Estimated valuepricier than$508,43324% of homes24% of homes18% of homes
Price per ft²pricier than$49955% of homes46% of homes31% of homes
Living areabigger than1,018 ft²13% of homes18% of homes28% of homes
Lot sizebigger than1,018 ft²10% of homes14% of homes25% of homes
Year builtnewer than190549% of homes46% of homes37% of homes

About 46 Rosemont St

How much is 46 Rosemont St, Dorchester, MA worth?

The TopHap Estimate for 46 Rosemont St, Dorchester, MA is $508,433 as of Jul 14, 2026. The likely range is $476,293 to $540,573. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 46 Rosemont St, Dorchester, MA last sell?

46 Rosemont St, Dorchester, MA last sold on Jun 15, 2011 for $229,000, according to the county's recorded deed.

How big is 46 Rosemont St, Dorchester, MA?

46 Rosemont St, Dorchester, MA has 2 bedrooms, 1 bathrooms, 1,018 square feet of living space and a 0.02-acre lot.

When was 46 Rosemont St, Dorchester, MA built?

46 Rosemont St, Dorchester, MA was built in 1905, making it 121 years old. The building has 1 story.

What schools serve 46 Rosemont St, Dorchester, MA?

46 Rosemont St, Dorchester, MA is assigned to Richard J. Murphy K-8 School (elementary), rated B-; Community Academy Of Science And Health (high), rated D-. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 46 Rosemont St, Dorchester, MA compare to other homes in Dorchester 02122?

Among the 4,918 homes in Dorchester 02122, it is worth more than 24% of them ($508,433 against a typical $636,948), its price per square foot is higher than 46% of them ($499 against a typical $506), it is bigger than 18% of them (1,018 ft² against a typical 1,907 ft²), its lot is bigger than 14% of them (1,018 ft² against a typical 3,398 ft²) and it is newer than 46% of them (1905 against a typical 1910). Measured against all of Suffolk County, it is worth more than 18% 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 46 Rosemont St, Dorchester, MA?

The 2025 property tax bill for 46 Rosemont St, Dorchester, MA was $4,883. The county assessed it at $421,700.

More homes on Rosemont St

Closest homes

More homes in Dorchester 02122

Assigned schools

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