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Single Family ResidenceResidential
$1,263,865$689 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

21 HIGH ROCK LN

WESTWOOD, MA 02090
3
Beds
2 / 1
Baths
1,834 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.
0.63 ac
Lot SizeThe size of the land the home sits on, from county records.
1936
Year BuiltThe year the home was originally built, according to county records.
2
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

$1.3M
$1.2M low$1.4M high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$1,233,865
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$987,092
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.3%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$30,000
BAY BANK · R · recorded Apr 1, 1996

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,936 (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.$932,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$483,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$449,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$913,600

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.21 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.Colonial
CountyNorfolk
Lot (acres)The size of the land the home sits on, from county records.0.63
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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 · 0.7 mi
H
Westwood High SchoolA+
High · Grades 9–12 · 1.0 mi
E
Pine Hill SchoolA-
Elementary · Grades KG–5 · 1.8 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

21 High Rock Ln 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 83% of homes in Norfolk County
  • Costs more per square foot than 84% of homes in Norfolk County
  • Has a bigger lot than 68% of homes in Norfolk County
  • Older than 88% 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
$632K$3.7M

This home is worth more than 54% of 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$1,263,865
CheaperTypical $1,221,914Pricier

Pricier than 54% of homes nearby

Price per ft²$689
CheaperTypical $585Pricier

Pricier than 81% of homes nearby

Living area1,834 ft²
SmallerTypical 2,124 ft²Bigger

Bigger than 39% of homes nearby

Lot size0.63 ac
SmallerTypical 0.52 acBigger

Bigger than 55% of homes nearby

Year built1936
OlderTypical 1959Newer

Newer than 12% of homes nearby

How 21 High Rock Ln ranks against every home in each area.
MeasureThis homeWestwood 02090Norfolk County
Estimated valuepricier than$1,263,86554% of homes83% of homes
Price per ft²pricier than$68981% of homes84% of homes
Living areabigger than1,834 ft²39% of homes57% of homes
Lot sizebigger than0.63 ac55% of homes68% of homes
Year builtnewer than193612% of homes28% of homes

About 21 High Rock Ln

How much is 21 High Rock Ln, Westwood, MA worth?

The TopHap Estimate for 21 High Rock Ln, Westwood, MA is $1,263,865 as of Jul 14, 2026. The likely range is $1,154,706 to $1,373,024. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 High Rock Ln, Westwood, MA last sell?

21 High Rock Ln, Westwood, MA last sold on Jul 27, 1988, according to the county's recorded deed.

How big is 21 High Rock Ln, Westwood, MA?

21 High Rock Ln, Westwood, MA has 3 bedrooms, 2 bathrooms, 1,834 square feet of living space and a 0.63-acre lot.

When was 21 High Rock Ln, Westwood, MA built?

21 High Rock Ln, Westwood, MA was built in 1936, making it 90 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 High Rock Ln, Westwood, MA?

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

How does 21 High Rock Ln, Westwood, MA compare to other homes in Westwood 02090?

Among the 4,822 homes in Westwood 02090, it is worth more than 54% of them ($1,263,865 against a typical $1,221,914), its price per square foot is higher than 81% of them ($689 against a typical $585), it is bigger than 39% of them (1,834 ft² against a typical 2,124 ft²), its lot is bigger than 55% of them (0.63 ac against a typical 0.52 ac) and it is newer than 12% of them (1936 against a typical 1959). Measured against all of Norfolk County, it is worth more than 83% 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 21 High Rock Ln, Westwood, MA?

The 2025 property tax bill for 21 High Rock Ln, Westwood, MA was $11,936. The county assessed it at $932,500.

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