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CondominiumResidential
$497,683$382 / 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 97How 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 $440,000 on Oct 20, 2022

31 OLD DIAMOND ST

WALPOLE, MA 02081
2
Beds
2 / 1
Baths
1,304 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.
1985
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

$498K
$482K low$513K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$440,000 · Oct 20, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,904 (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.$460,200 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$460,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$460,200

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.129 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyNorfolk
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes

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
Walpole High SchoolA-
High · Grades 9–12 · 0.6 mi
E
BoydenB-
Elementary · Grades KG–5 · 2.8 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

31 Old Diamond 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 92% of homes in Walpole 02081
  • Costs less per square foot than 72% of homes in Norfolk County
  • Smaller than 80% of homes in Walpole 02081
  • Newer than 76% of homes in Norfolk County

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
$404K$1.8M

This home is worth more than 8% 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$497,683
CheaperTypical $741,623Pricier

Pricier than 8% of homes nearby

Price per ft²$382
CheaperTypical $415Pricier

Pricier than 29% of homes nearby

Living area1,304 ft²
SmallerTypical 1,797 ft²Bigger

Bigger than 20% of homes nearby

Year built1985
OlderTypical 1974Newer

Newer than 66% of homes nearby

How 31 Old Diamond St ranks against every home in each area.
MeasureThis homeWalpole 02081Norfolk County
Estimated valuepricier than$497,6838% of homes15% of homes
Price per ft²pricier than$38229% of homes28% of homes
Living areabigger than1,304 ft²20% of homes29% of homes
Year builtnewer than198566% of homes76% of homes

About 31 Old Diamond St

How much is 31 Old Diamond St, Walpole, MA worth?

The TopHap Estimate for 31 Old Diamond St, Walpole, MA is $497,683 as of Aug 30, 2026. The likely range is $482,206 to $513,160. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31 Old Diamond St, Walpole, MA last sell?

31 Old Diamond St, Walpole, MA last sold on Oct 20, 2022 for $440,000, according to the county's recorded deed.

How big is 31 Old Diamond St, Walpole, MA?

31 Old Diamond St, Walpole, MA has 2 bedrooms, 2 bathrooms and 1,304 square feet of living space.

When was 31 Old Diamond St, Walpole, MA built?

31 Old Diamond St, Walpole, MA was built in 1985, making it 41 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 31 Old Diamond St, Walpole, MA?

31 Old Diamond 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 31 Old Diamond St, Walpole, MA compare to other homes in Walpole 02081?

Among the 6,504 homes in Walpole 02081, it is worth more than 8% of them ($497,683 against a typical $741,623), its price per square foot is higher than 29% of them ($382 against a typical $415), it is bigger than 20% of them (1,304 ft² against a typical 1,797 ft²) and it is newer than 66% of them (1985 against a typical 1974). Measured against all of Norfolk County, it is worth more than 15% 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 31 Old Diamond St, Walpole, MA?

The 2025 property tax bill for 31 Old Diamond St, Walpole, MA was $5,904. The county assessed it at $460,200.

More homes on Old Diamond St

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