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Single Family ResidenceResidential
$5,043,544$648 / 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 93How 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

429 SUMMER ST

WESTWOOD, MA 02090
6
Beds
6.5
Baths
7,787 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.
6.31 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.
3
StoriesHow many floors the home has above ground.
13
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$5M
$4.7M low$5.4M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$49,604 (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.$3,875,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,387,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,487,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,638,500

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.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Mansion
CountyNORFOLK
Lot (acres)The size of the land the home sits on, from county records.6.31
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
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(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.

E
Pine Hill SchoolA
Elementary · Grades KG–5 · 2.0 mi
M
E.W. Thurston Middle SchoolA+
Middle · Grades 6–8 · 2.1 mi
H
Westwood High SchoolA
High · Grades 9–12 · 2.2 mi

District: Westwood School District

Neighborhood · ZIP 02090These 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.46
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.8%
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.16,882
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,504 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$181,840
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$206,489
Average tempThe average temperature here across a full year.49°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.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

429 Summer 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.

  • Among the most valuable homes in Westwood 02090
  • Costs more per square foot than 82% of homes in Norfolk County
  • Among the largest homes in Westwood 02090
  • Among the largest lots in Westwood 02090
  • Newer than 75% of homes in Westwood 02090

What homes are worth in Westwood 02090

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

This home
$626K$3.5M

This home is worth more than almost all homes in Westwood 02090.

How it measures up in Westwood 02090

The dot is this home. The mark in the middle is the typical home in Westwood 02090.

Estimated value$5,043,544
CheaperTypical $1,188,365Pricier

Pricier than almost all homes nearby

Price per ft²$648
CheaperTypical $569Pricier

Pricier than 77% of homes nearby

Living area7,787 ft²
SmallerTypical 2,144 ft²Bigger

Bigger than almost all homes nearby

Lot size6.31 ac
SmallerTypical 0.52 acBigger

Bigger than almost all homes nearby

Year built1984
OlderTypical 1959Newer

Newer than 75% of homes nearby

How 429 Summer St ranks against every home in each area.
MeasureThis homeWestwood 02090Norfolk County
Estimated valuepricier than$5,043,544almost all homesalmost all homes
Price per ft²pricier than$64877% of homes82% of homes
Living areabigger than7,787 ft²almost all homesalmost all homes
Lot sizebigger than6.31 acalmost all homes94% of homes
Year builtnewer than198475% of homes74% of homes

About 429 Summer St

How much is 429 Summer St, Westwood, MA worth?

The TopHap Estimate for 429 Summer St, Westwood, MA is $5,043,544 as of Sep 24, 2026. The likely range is $4,676,376 to $5,410,712. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 429 Summer St, Westwood, MA last sell?

429 Summer St, Westwood, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 429 Summer St, Westwood, MA?

429 Summer St, Westwood, MA has 6 bedrooms, 6.5 bathrooms, 7,787 square feet of living space and a 6.31-acre lot.

When was 429 Summer St, Westwood, MA built?

429 Summer St, Westwood, MA was built in 1984, making it 42 years old. It is a mansion home. The building has 3 stories.

What schools serve 429 Summer St, Westwood, MA?

429 Summer St, Westwood, MA is assigned to Pine Hill School (elementary), rated A; E.W. Thurston Middle School (middle), rated A+; Westwood High School (high), rated A. All sit in Westwood School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 429 Summer St, Westwood, MA compare to other homes in Westwood 02090?

Among the 4,823 homes in Westwood 02090, it is worth more than almost all of them ($5,043,544 against a typical $1,188,365), its price per square foot is higher than 77% of them ($648 against a typical $569), it is bigger than almost all of them (7,787 ft² against a typical 2,144 ft²), its lot is bigger than almost all of them (6.31 ac against a typical 0.52 ac) and it is newer than 75% of them (1984 against a typical 1959). Measured against all of Norfolk County, it is worth more than almost all 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 429 Summer St, Westwood, MA?

The 2025 property tax bill for 429 Summer St, Westwood, MA was $49,604. The county assessed it at $3,875,300.

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