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Single Family ResidenceResidential
$570,185$446 / 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 94How 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

12 OLD DIAMOND ST

WALPOLE, MA 02081
3
Beds
1
Baths
1,278 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1910
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$570K
$533K low$607K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,006 (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.$546,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$310,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$235,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$584,820

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.0.14
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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 · 0.5 mi
E
BoydenB-
Elementary · Grades KG–5 · 2.7 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

12 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 83% of homes in Walpole 02081
  • Costs more per square foot than 66% of homes in Walpole 02081
  • Smaller than 82% of homes in Walpole 02081
  • Among the smallest lots in Walpole 02081
  • Older than 92% 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
$408K$1.8M

This home is worth more than 17% 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$570,185
CheaperTypical $739,979Pricier

Pricier than 17% of homes nearby

Price per ft²$446
CheaperTypical $416Pricier

Pricier than 66% of homes nearby

Living area1,278 ft²
SmallerTypical 1,800 ft²Bigger

Bigger than 18% of homes nearby

Lot size0.14 ac
SmallerTypical 0.59 acBigger

Smaller than almost all homes nearby

Year built1910
OlderTypical 1973Newer

Newer than 8% of homes nearby

How 12 Old Diamond St ranks against every home in each area.
MeasureThis homeWalpole 02081Norfolk County
Estimated valuepricier than$570,18517% of homes25% of homes
Price per ft²pricier than$44666% of homes50% of homes
Living areabigger than1,278 ft²18% of homes27% of homes
Lot sizebigger than0.14 acalmost no homes13% of homes
Year builtnewer than19108% of homes13% of homes

About 12 Old Diamond St

How much is 12 Old Diamond St, Walpole, MA worth?

The TopHap Estimate for 12 Old Diamond St, Walpole, MA is $570,185 as of Aug 30, 2026. The likely range is $533,124 to $607,246. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Old Diamond St, Walpole, MA last sell?

12 Old Diamond St, Walpole, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12 Old Diamond St, Walpole, MA?

12 Old Diamond St, Walpole, MA has 3 bedrooms, 1 bathrooms, 1,278 square feet of living space and a 0.14-acre lot.

When was 12 Old Diamond St, Walpole, MA built?

12 Old Diamond St, Walpole, MA was built in 1910, making it 116 years old. It is a conventional home. The building has 2 stories.

What schools serve 12 Old Diamond St, Walpole, MA?

12 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 12 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 17% of them ($570,185 against a typical $739,979), its price per square foot is higher than 66% of them ($446 against a typical $416), it is bigger than 18% of them (1,278 ft² against a typical 1,800 ft²), its lot is bigger than almost none of them (0.14 ac against a typical 0.59 ac) and it is newer than 8% of them (1910 against a typical 1973). Measured against all of Norfolk County, it is worth more than 25% 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 12 Old Diamond St, Walpole, MA?

The 2025 property tax bill for 12 Old Diamond St, Walpole, MA was $7,006. The county assessed it at $546,100.

More homes on Old Diamond St

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