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Single Family ResidenceResidential
$549,000$560 / 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 85How 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

21 GROVER ST

WALPOLE, MA 02081
2
Beds
1
Baths
980 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$549K
$468K low$630K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,645 (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.$517,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$345,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$172,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$573,230

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.Conventional
CountyNORFOLK
Lot (acres)The size of the land the home sits on, from county records.0.23
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Walpole High SchoolA-
High · Grades 9–12 · 0.1 mi
E
BoydenB-
Elementary · Grades KG–5 · 2.3 mi

District: Walpole School District

Neighborhood · ZIP 02081These 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.27
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.64

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.93%
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.4.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.20,697
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,190 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$154,284
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$180,354
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

21 Grover 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 84% of homes in Walpole 02081
  • Costs more per square foot than 94% of homes in Walpole 02081
  • Smaller than 95% of homes in Walpole 02081
  • Has a smaller lot than 94% of homes in Walpole 02081
  • Older than 90% of homes in Walpole 02081

What homes are worth in Walpole 02081

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

This home
$400K$1.8M

This home is worth more than 16% of homes in Walpole 02081.

How it measures up in Walpole 02081

The dot is this home. The mark in the middle is the typical home in Walpole 02081.

Estimated value$549,000
CheaperTypical $727,837Pricier

Pricier than 16% of homes nearby

Price per ft²$560
CheaperTypical $411Pricier

Pricier than 94% of homes nearby

Living area980 ft²
SmallerTypical 1,792 ft²Bigger

Bigger than 5% of homes nearby

Lot size0.23 ac
SmallerTypical 0.59 acBigger

Bigger than 6% of homes nearby

Year built1925
OlderTypical 1973Newer

Newer than 10% of homes nearby

How 21 Grover St ranks against every home in each area.
MeasureThis homeWalpole 02081Norfolk County
Estimated valuepricier than$549,00016% of homes21% of homes
Price per ft²pricier than$56094% of homes74% of homes
Living areabigger than980 ft²5% of homes11% of homes
Lot sizebigger than0.23 ac6% of homes32% of homes
Year builtnewer than192510% of homes21% of homes

About 21 Grover St

How much is 21 Grover St, Walpole, MA worth?

The TopHap Estimate for 21 Grover St, Walpole, MA is $549,000 as of Sep 24, 2026. The likely range is $468,486 to $629,514. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Grover St, Walpole, MA last sell?

21 Grover St, Walpole, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Grover St, Walpole, MA?

21 Grover St, Walpole, MA has 2 bedrooms, 1 bathrooms, 980 square feet of living space and a 0.23-acre lot.

When was 21 Grover St, Walpole, MA built?

21 Grover St, Walpole, MA was built in 1925, making it 101 years old. It is a conventional home. The building has 2 stories.

What schools serve 21 Grover St, Walpole, MA?

21 Grover St, Walpole, MA is assigned to Walpole High School (high), rated A-; Boyden (elementary), rated B-. All sit in Walpole School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Grover St, Walpole, MA compare to other homes in Walpole 02081?

Among the 6,504 homes in Walpole 02081, it is worth more than 16% of them ($549,000 against a typical $727,837), its price per square foot is higher than 94% of them ($560 against a typical $411), it is bigger than 5% of them (980 ft² against a typical 1,792 ft²), its lot is bigger than 6% of them (0.23 ac against a typical 0.59 ac) and it is newer than 10% of them (1925 against a typical 1973). Measured against all of Norfolk County, it is worth more than 21% 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 Grover St, Walpole, MA?

The 2025 property tax bill for 21 Grover St, Walpole, MA was $6,645. The county assessed it at $517,900.

More homes on Grover St

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