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Single Family ResidenceResidential
$5,164,875$497 / 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 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $1,834,000 on Sep 29, 2010

303 GROVE ST

WESTWOOD, MA 02090
8
Beds
6 / 1
Baths
10,389 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.
4.17 ac
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.
2
StoriesHow many floors the home has above ground.
23
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$5.2M
$4.7M low$5.7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,834,000 · Sep 29, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$47,649 (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.$3,722,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,353,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,369,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,722,600

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.4.17
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes

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.

M
E.W. Thurston Middle SchoolA
Middle · Grades 6–8 · 1.8 mi
E
Pine Hill SchoolA-
Elementary · Grades KG–5 · 1.9 mi
H
Westwood High SchoolA+
High · Grades 9–12 · 1.9 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

303 Grove 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 less per square foot than 80% of homes in Westwood 02090
  • Among the largest homes in Norfolk County
  • Among the largest lots in Westwood 02090
  • Older than 97% 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
$624K$3.4M

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$5,164,875
CheaperTypical $1,197,219Pricier

Pricier than almost all homes nearby

Price per ft²$497
CheaperTypical $572Pricier

Pricier than 20% of homes nearby

Living area10,389 ft²
SmallerTypical 2,132 ft²Bigger

Bigger than almost all homes nearby

Lot size4.17 ac
SmallerTypical 0.52 acBigger

Bigger than almost all homes nearby

Year built1900
OlderTypical 1959Newer

Newer than 3% of homes nearby

How 303 Grove St ranks against every home in each area.
MeasureThis homeWestwood 02090Norfolk County
Estimated valuepricier than$5,164,875almost all homesalmost all homes
Price per ft²pricier than$49720% of homes64% of homes
Living areabigger than10,389 ft²almost all homesalmost all homes
Lot sizebigger than4.17 acalmost all homes94% of homes
Year builtnewer than19003% of homes10% of homes

About 303 Grove St

How much is 303 Grove St, Westwood, MA worth?

The TopHap Estimate for 303 Grove St, Westwood, MA is $5,164,875 as of Aug 30, 2026. The likely range is $4,661,194 to $5,668,555. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 303 Grove St, Westwood, MA last sell?

303 Grove St, Westwood, MA last sold on Sep 29, 2010 for $1,834,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 303 Grove St, Westwood, MA?

303 Grove St, Westwood, MA has 8 bedrooms, 6 bathrooms, 10,389 square feet of living space and a 4.17-acre lot.

When was 303 Grove St, Westwood, MA built?

303 Grove St, Westwood, MA was built in 1900, making it 126 years old. It is a mansion home. The building has 2 stories.

What schools serve 303 Grove St, Westwood, MA?

303 Grove St, Westwood, MA is assigned to E.W. Thurston Middle School (middle), rated A; Pine Hill School (elementary), 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 303 Grove St, Westwood, MA compare to other homes in Westwood 02090?

Among the 4,822 homes in Westwood 02090, it is worth more than almost all of them ($5,164,875 against a typical $1,197,219), its price per square foot is higher than 20% of them ($497 against a typical $572), it is bigger than almost all of them (10,389 ft² against a typical 2,132 ft²), its lot is bigger than almost all of them (4.17 ac against a typical 0.52 ac) and it is newer than 3% of them (1900 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 303 Grove St, Westwood, MA?

The 2025 property tax bill for 303 Grove St, Westwood, MA was $47,649. The county assessed it at $3,722,600.

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