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Single Family ResidenceResidential
$678,719$669 / 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 96How 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 $175,000 on Jul 2, 2001

28 MARYKNOLL ST

MATTAPAN, MA 02126
3
Beds
2 / 1
Baths
1,015 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$679K
$653K low$704K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$175,000 · Jul 2, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,958 (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.$687,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$182,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$504,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$687,200

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.Contemporary
CountySuffolk
Lot (acres)The size of the land the home sits on, from county records.0.10
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Raised (Unspecified)
HeatingThe type of heating system in the home.Forced Air
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(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 H. Taylor Elementary School
Elementary · Grades PK–5 · 0.1 mi
H
Boston International High SchoolF
High · Grades 9–12 · 0.4 mi
M
Dr. William Henderson Upper SchoolD+
Middle · Grades 5–12 · 0.6 mi

District: Boston School District

Neighborhood · ZIP 02126These 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.84
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 100.75

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
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.22,143
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.12,185 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,782
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,132
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%

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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

28 Maryknoll 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 89% of homes in Mattapan 02126
  • Among the highest price per square foot in Mattapan 02126
  • Smaller than 93% of homes in Mattapan 02126
  • Has a bigger lot than 71% of homes in Suffolk County
  • Newer than 81% of homes in Mattapan

What homes are worth in Mattapan 02126

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

This home
$290K$810K

This home is worth more than 89% of homes in Mattapan 02126.

How it measures up in Mattapan 02126

The dot is this home. The mark in the middle is the typical home in Mattapan 02126.

Estimated value$678,719
CheaperTypical $542,091Pricier

Pricier than 89% of homes nearby

Price per ft²$669
CheaperTypical $394Pricier

Pricier than almost all homes nearby

Living area1,015 ft²
SmallerTypical 1,920 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.1 ac
SmallerTypical 0.11 acBigger

Bigger than 40% of homes nearby

Year built1950
OlderTypical 1930Newer

Newer than 80% of homes nearby

How 28 Maryknoll St ranks against every home in each area.
MeasureThis homeMattapanMattapan 02126Suffolk County
Estimated valuepricier than$678,71983% of homes89% of homes45% of homes
Price per ft²pricier than$669almost all homesalmost all homes56% of homes
Living areabigger than1,015 ft²9% of homes7% of homes29% of homes
Lot sizebigger than0.1 ac41% of homes40% of homes71% of homes
Year builtnewer than195081% of homes80% of homes69% of homes

About 28 Maryknoll St

How much is 28 Maryknoll St, Mattapan, MA worth?

The TopHap Estimate for 28 Maryknoll St, Mattapan, MA is $678,719 as of Sep 24, 2026. The likely range is $653,123 to $704,315. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 28 Maryknoll St, Mattapan, MA last sell?

28 Maryknoll St, Mattapan, MA last sold on Jul 2, 2001 for $175,000, according to the county's recorded deed.

How big is 28 Maryknoll St, Mattapan, MA?

28 Maryknoll St, Mattapan, MA has 3 bedrooms, 2 bathrooms, 1,015 square feet of living space and a 0.10-acre lot.

When was 28 Maryknoll St, Mattapan, MA built?

28 Maryknoll St, Mattapan, MA was built in 1950, making it 76 years old. It is a contemporary home. The building has 1 story.

What schools serve 28 Maryknoll St, Mattapan, MA?

28 Maryknoll St, Mattapan, MA is assigned to Charles H. Taylor Elementary School (elementary); Boston International High School (high), rated F; Dr. William Henderson Upper School (middle), rated D+. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 28 Maryknoll St, Mattapan, MA compare to other homes in Mattapan 02126?

Among the 3,890 homes in Mattapan 02126, it is worth more than 89% of them ($678,719 against a typical $542,091), its price per square foot is higher than almost all of them ($669 against a typical $394), it is bigger than 7% of them (1,015 ft² against a typical 1,920 ft²), its lot is bigger than 40% of them (0.1 ac against a typical 0.11 ac) and it is newer than 80% of them (1950 against a typical 1930). Measured against all of Suffolk County, it is worth more than 45% 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 28 Maryknoll St, Mattapan, MA?

The 2025 property tax bill for 28 Maryknoll St, Mattapan, MA was $7,958. The county assessed it at $687,200.

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