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CondominiumResidential
$2,100,148$1,073 / 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 88How 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 $2,200,000 on Jul 25, 2024

227 SUMMIT AVE

BROOKLINE, MA 02446
Building report
3
Beds
2.5
Baths
1,957 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.
2.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
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

$2.1M
$1.8M low$2.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,200,000 · Jul 25, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,922 (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.$1,714,500 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,714,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,258,910

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyNORFOLK
ConstructionThe main material the home's frame and walls are built from.Steel Frame
RoofThe main material covering the roof, such as asphalt shingle or tile.Roll Tar & Gravel
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(5)

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
Michael Driscoll SchoolA
Elementary · Grades PK–8 · 0.2 mi
H
Brookline High SchoolA-
High · Grades 9–12 · 0.8 mi

District: Brookline School District

Neighborhood · ZIP 02446These 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.144
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.31,401
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.23,893 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,895
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$169,699
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.52%

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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

227 Summit Ave 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 94% of homes in Norfolk County
  • Costs more per square foot than 96% of homes in Norfolk County
  • Bigger than 71% of homes in Brookline 02446
  • Has a bigger lot than 96% of homes in Washington Square
  • Newer than 97% of homes in Washington Square

What homes are worth in Brookline 02446

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

This home
$436K$4.8M

This home is worth more than 82% of homes in Brookline 02446.

How it measures up in Brookline 02446

The dot is this home. The mark in the middle is the typical home in Brookline 02446.

Estimated value$2,100,148
CheaperTypical $1,019,944Pricier

Pricier than 82% of homes nearby

Price per ft²$1073
CheaperTypical $868Pricier

Pricier than 84% of homes nearby

Living area1,957 ft²
SmallerTypical 1,246 ft²Bigger

Bigger than 71% of homes nearby

Lot size2.36 ac
SmallerTypical 0.29 acBigger

Bigger than 96% of homes nearby

Year built1984
OlderTypical 1925Newer

Newer than 93% of homes nearby

How 227 Summit Ave ranks against every home in each area.
MeasureThis homeWashington SquareBrookline 02446Norfolk County
Estimated valuepricier than$2,100,14880% of homes82% of homes94% of homes
Price per ft²pricier than$107391% of homes84% of homes96% of homes
Living areabigger than1,957 ft²68% of homes71% of homes62% of homes
Lot sizebigger than2.36 ac96% of homes96% of homes90% of homes
Year builtnewer than198497% of homes93% of homes75% of homes

About 227 Summit Ave

How much is 227 Summit Ave, Brookline, MA worth?

The TopHap Estimate for 227 Summit Ave, Brookline, MA is $2,100,148 as of Sep 24, 2026. The likely range is $1,841,415 to $2,358,881. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 227 Summit Ave, Brookline, MA last sell?

227 Summit Ave, Brookline, MA last sold on Jul 25, 2024 for $2,200,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 227 Summit Ave, Brookline, MA?

227 Summit Ave, Brookline, MA has 3 bedrooms, 2.5 bathrooms and 1,957 square feet of living space.

When was 227 Summit Ave, Brookline, MA built?

227 Summit Ave, Brookline, MA was built in 1984, making it 42 years old. The building has 1 story.

What schools serve 227 Summit Ave, Brookline, MA?

227 Summit Ave, Brookline, MA is assigned to Michael Driscoll School (elementary), rated A; Brookline High School (high), rated A-. All sit in Brookline School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 227 Summit Ave, Brookline, MA compare to other homes in Brookline 02446?

Among the 7,868 homes in Brookline 02446, it is worth more than 82% of them ($2,100,148 against a typical $1,019,944), its price per square foot is higher than 84% of them ($1073 against a typical $868), it is bigger than 71% of them (1,957 ft² against a typical 1,246 ft²), its lot is bigger than 96% of them (2.36 ac against a typical 0.29 ac) and it is newer than 93% of them (1984 against a typical 1925). Measured against all of Norfolk County, it is worth more than 94% 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 227 Summit Ave, Brookline, MA?

The 2025 property tax bill for 227 Summit Ave, Brookline, MA was $16,922. The county assessed it at $1,714,500.

More homes on Summit Ave

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