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Single Family ResidenceResidential
$890,483$440 / 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 Jul 14, 2026
Last sold for $629,500 on Jul 10, 2017

621 SOUTH ST

ROSLINDALE, MA 02131
6
Beds
2
Baths
2,022 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.
0.15 ac
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.
3
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$890K
$844K low$937K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$629,500 · Jul 10, 2017
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.$318,374
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$254,699
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.61%
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.$572,109
LUXURY MORTGAGE CORP · R · recorded Sep 1, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,514 (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.$821,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$236,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$584,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$972,040

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.15 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
StyleThe architectural style of the home, such as ranch or colonial.Colonial
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.2020
Lot (acres)The size of the land the home sits on, from county records.0.15
RoofThe main material covering the roof, such as asphalt shingle or tile.Slate
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(9)

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
Charles Sumner Elementary SchoolD+
Elementary · Grades PK–5 · 0.4 mi
M
Boston Teachers Union K-8 SchoolD
Middle · Grades PK–8 · 0.5 mi
H
Margarita Muniz AcademyC-
High · Grades 9–12 · 1.2 mi

District: Boston School District

Neighborhood · ZIP 02131These 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.70
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.29,422
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,044 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,779
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,833
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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.Owner occupied
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

621 South 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 84% of homes in Roslindale 02131
  • Costs less per square foot than 81% of homes in Suffolk County
  • Bigger than 67% of homes in Roslindale 02131
  • Has a bigger lot than 87% of homes in Suffolk County
  • Older than 78% of homes in Roslindale 02131

What homes are worth in Roslindale 02131

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

This home
$325K$1.2M

This home is worth more than 84% of homes in Roslindale 02131.

How it measures up in Roslindale 02131

The dot is this home. The mark in the middle is the typical home in Roslindale 02131.

Estimated value$890,483
CheaperTypical $694,980Pricier

Pricier than 84% of homes nearby

Price per ft²$440
CheaperTypical $501Pricier

Pricier than 24% of homes nearby

Living area2,022 ft²
SmallerTypical 1,650 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.15 ac
SmallerTypical 0.11 acBigger

Bigger than 83% of homes nearby

Year built1905
OlderTypical 1920Newer

Newer than 22% of homes nearby

How 621 South St ranks against every home in each area.
MeasureThis homeRoslindale 02131Suffolk County
Estimated valuepricier than$890,48384% of homes69% of homes
Price per ft²pricier than$44024% of homes19% of homes
Living areabigger than2,022 ft²67% of homes67% of homes
Lot sizebigger than0.15 ac83% of homes87% of homes
Year builtnewer than190522% of homes38% of homes

About 621 South St

How much is 621 South St, Roslindale, MA worth?

The TopHap Estimate for 621 South St, Roslindale, MA is $890,483 as of Jul 14, 2026. The likely range is $843,920 to $937,046. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 621 South St, Roslindale, MA last sell?

621 South St, Roslindale, MA last sold on Jul 10, 2017 for $629,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 621 South St, Roslindale, MA?

621 South St, Roslindale, MA has 6 bedrooms, 2 bathrooms, 2,022 square feet of living space and a 0.15-acre lot.

When was 621 South St, Roslindale, MA built?

621 South St, Roslindale, MA was built in 1905, making it 121 years old. It is a colonial home. The building has 3 stories.

What schools serve 621 South St, Roslindale, MA?

621 South St, Roslindale, MA is assigned to Charles Sumner Elementary School (elementary), rated D+; Boston Teachers Union K-8 School (middle), rated D; Margarita Muniz Academy (high), rated C-. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 621 South St, Roslindale, MA compare to other homes in Roslindale 02131?

Among the 7,665 homes in Roslindale 02131, it is worth more than 84% of them ($890,483 against a typical $694,980), its price per square foot is higher than 24% of them ($440 against a typical $501), it is bigger than 67% of them (2,022 ft² against a typical 1,650 ft²), its lot is bigger than 83% of them (0.15 ac against a typical 0.11 ac) and it is newer than 22% of them (1905 against a typical 1920). Measured against all of Suffolk County, it is worth more than 69% 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 621 South St, Roslindale, MA?

The 2025 property tax bill for 621 South St, Roslindale, MA was $9,514. The county assessed it at $821,600.

Closest homes

More homes in Roslindale 02131

Assigned schools

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