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CondominiumResidential
$763,232$708 / 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 Sep 24, 2026

166 WALNUT ST

BROOKLINE, MA 02445
Building report
2
Beds
1
Baths
1,078 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.
3,892 ft²
Lot SizeThe size of the land the home sits on, from county records.
1900
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.

Valuation

$763K
$716K low$810K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,220 (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.$731,500 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$731,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$860,795

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.Frame (Unspecified)
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(1)

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.

H
Brookline High SchoolA-
High · Grades 9–12 · 0.5 mi
E
William H. Lincoln SchoolA
Elementary · Grades KG–8 · 0.5 mi

District: Brookline School District

Neighborhood · ZIP 02445These 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.106
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 100.70

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.9.7%
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.24,131
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9,478 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$145,389
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$198,390
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

166 Walnut 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 69% of homes in Brookline 02445
  • Costs more per square foot than 85% of homes in Norfolk County
  • Smaller than 85% of homes in Norfolk County
  • Has a smaller lot than 98% of homes in Norfolk County
  • Older than 90% of homes in Norfolk County

What homes are worth in Brookline 02445

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

This home
$401K$5.9M

This home is worth more than 31% of homes in Brookline 02445.

How it measures up in Brookline 02445

The dot is this home. The mark in the middle is the typical home in Brookline 02445.

Estimated value$763,232
CheaperTypical $1,134,347Pricier

Pricier than 31% of homes nearby

Price per ft²$708
CheaperTypical $806Pricier

Pricier than 23% of homes nearby

Living area1,078 ft²
SmallerTypical 1,527 ft²Bigger

Bigger than 31% of homes nearby

Lot size3,892 ft²
SmallerTypical 0.24 acBigger

Bigger than 15% of homes nearby

Year built1900
OlderTypical 1925Newer

Newer than 27% of homes nearby

How 166 Walnut St ranks against every home in each area.
MeasureThis homeBrookline VillageBrookline 02445Norfolk County
Estimated valuepricier than$763,23244% of homes31% of homes54% of homes
Price per ft²pricier than$70837% of homes23% of homes85% of homes
Living areabigger than1,078 ft²43% of homes31% of homes15% of homes
Lot sizebigger than3,892 ft²24% of homes15% of homes2% of homes
Year builtnewer than190034% of homes27% of homes10% of homes

About 166 Walnut St

How much is 166 Walnut St, Brookline, MA worth?

The TopHap Estimate for 166 Walnut St, Brookline, MA is $763,232 as of Sep 24, 2026. The likely range is $716,154 to $810,310. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 166 Walnut St, Brookline, MA last sell?

166 Walnut St, Brookline, MA last sold on Nov 12, 2009, according to the county's recorded deed.

How big is 166 Walnut St, Brookline, MA?

166 Walnut St, Brookline, MA has 2 bedrooms, 1 bathrooms and 1,078 square feet of living space.

When was 166 Walnut St, Brookline, MA built?

166 Walnut St, Brookline, MA was built in 1900, making it 126 years old. The building has 1 story.

What schools serve 166 Walnut St, Brookline, MA?

166 Walnut St, Brookline, MA is assigned to Brookline High School (high), rated A-; William H. Lincoln School (elementary), rated A. All sit in Brookline School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 166 Walnut St, Brookline, MA compare to other homes in Brookline 02445?

Among the 6,408 homes in Brookline 02445, it is worth more than 31% of them ($763,232 against a typical $1,134,347), its price per square foot is higher than 23% of them ($708 against a typical $806), it is bigger than 31% of them (1,078 ft² against a typical 1,527 ft²), its lot is bigger than 15% of them (3,892 ft² against a typical 0.24 ac) and it is newer than 27% of them (1900 against a typical 1925). Measured against all of Norfolk County, it is worth more than 54% 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 166 Walnut St, Brookline, MA?

The 2025 property tax bill for 166 Walnut St, Brookline, MA was $7,220. The county assessed it at $731,500.

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