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Single Family ResidenceResidential
$871,850$429 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $483,000 on Dec 14, 2004

12 KNOLL ST

ROSLINDALE, MA 02131
4
Beds
2
Baths
2,030 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.
4,151 ft²
Lot SizeThe size of the land the home sits on, from county records.
1914
Year BuiltThe year the home was originally built, according to county records.
2
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$872K
$803K low$941K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$483,000 · Dec 14, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,991 (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.$776,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$229,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$547,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$971,755

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
Lot (acres)The size of the land the home sits on, from county records.0.10
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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 · 0.5 mi
M
Washington Irving Middle School
Middle · Grades 6–8 · 0.7 mi
H
Margarita Muniz AcademyF
High · Grades 9–12 · 1.5 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%

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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 Knoll 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 80% of homes in Roslindale 02131
  • Costs less per square foot than 82% of homes in Roslindale 02131
  • Bigger than 67% of homes in Roslindale 02131
  • Has a bigger lot than 65% of homes in Suffolk County
  • Older than 65% 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
$345K$1.2M

This home is worth more than 80% 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$871,850
CheaperTypical $709,338Pricier

Pricier than 80% of homes nearby

Price per ft²$429
CheaperTypical $507Pricier

Pricier than 18% of homes nearby

Living area2,030 ft²
SmallerTypical 1,664 ft²Bigger

Bigger than 67% of homes nearby

Lot size4,151 ft²
SmallerTypical 0.11 acBigger

Bigger than 39% of homes nearby

Year built1914
OlderTypical 1920Newer

Newer than 35% of homes nearby

How 12 Knoll St ranks against every home in each area.
MeasureThis homeRoslindale 02131Suffolk County
Estimated valuepricier than$871,85080% of homes68% of homes
Price per ft²pricier than$42918% of homes19% of homes
Living areabigger than2,030 ft²67% of homes67% of homes
Lot sizebigger than4,151 ft²39% of homes65% of homes
Year builtnewer than191435% of homes45% of homes

About 12 Knoll St

How much is 12 Knoll St, Roslindale, MA worth?

The TopHap Estimate for 12 Knoll St, Roslindale, MA is $871,850 as of Oct 21, 2026. The likely range is $802,752 to $940,948. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Knoll St, Roslindale, MA last sell?

12 Knoll St, Roslindale, MA last sold on Dec 14, 2004 for $483,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 12 Knoll St, Roslindale, MA?

12 Knoll St, Roslindale, MA has 4 bedrooms, 2 bathrooms, 2,030 square feet of living space and a 0.10-acre lot.

When was 12 Knoll St, Roslindale, MA built?

12 Knoll St, Roslindale, MA was built in 1914, making it 112 years old. It is a colonial home. The building has 2 stories.

What schools serve 12 Knoll St, Roslindale, MA?

12 Knoll St, Roslindale, MA is assigned to Charles Sumner Elementary School (elementary), rated D+; Washington Irving Middle School (middle); Margarita Muniz Academy (high), rated F. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Knoll St, Roslindale, MA compare to other homes in Roslindale 02131?

Among the 7,665 homes in Roslindale 02131, it is worth more than 80% of them ($871,850 against a typical $709,338), its price per square foot is higher than 18% of them ($429 against a typical $507), it is bigger than 67% of them (2,030 ft² against a typical 1,664 ft²), its lot is bigger than 39% of them (4,151 ft² against a typical 0.11 ac) and it is newer than 35% of them (1914 against a typical 1920). Measured against all of Suffolk County, it is worth more than 68% 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 Knoll St, Roslindale, MA?

The 2025 property tax bill for 12 Knoll St, Roslindale, MA was $8,991. The county assessed it at $776,400.

More homes on Knoll St

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