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CondominiumResidential
$1,475,522$594 / 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 96How 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 $950,000 on Sep 4, 2015

40 COUNTY ST

DEDHAM, MA 02026
2
Beds
2.5
Baths
2,486 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.
2.59 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
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.

Valuation

$1.5M
$1.4M low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$950,000 · Sep 4, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,383 (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.$1,298,200 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,298,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,374,460

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 With Air Conditioning
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(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.

M
Dedham Middle SchoolB+
Middle · Grades 6–8 · 0.7 mi
H
Dedham High SchoolB
High · Grades 9–12 · 0.9 mi
E
RiverdaleC-
Elementary · Grades 1–5 · 1.5 mi

District: Dedham School District

Neighborhood · ZIP 02026These 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.99
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
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.25,745
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,390 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$125,985
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$155,542
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

40 County 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 more than 94% of homes in Dedham 02026
  • Costs more per square foot than 84% of homes in Dedham 02026
  • Bigger than 86% of homes in Dedham 02026
  • Has a bigger lot than 96% of homes in Dedham 02026
  • Newer than 96% of homes in Dedham 02026

What homes are worth in Dedham 02026

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

This home
$396K$2.1M

This home is worth more than 94% of homes in Dedham 02026.

How it measures up in Dedham 02026

The dot is this home. The mark in the middle is the typical home in Dedham 02026.

Estimated value$1,475,522
CheaperTypical $731,051Pricier

Pricier than 94% of homes nearby

Price per ft²$594
CheaperTypical $492Pricier

Pricier than 84% of homes nearby

Living area2,486 ft²
SmallerTypical 1,532 ft²Bigger

Bigger than 86% of homes nearby

Lot size2.59 ac
SmallerTypical 0.22 acBigger

Bigger than 96% of homes nearby

Year built2003
OlderTypical 1951Newer

Newer than 96% of homes nearby

How 40 County St ranks against every home in each area.
MeasureThis homeDedham 02026Norfolk County
Estimated valuepricier than$1,475,52294% of homes87% of homes
Price per ft²pricier than$59484% of homes78% of homes
Living areabigger than2,486 ft²86% of homes78% of homes
Lot sizebigger than2.59 ac96% of homes91% of homes
Year builtnewer than200396% of homes90% of homes

About 40 County St

How much is 40 County St, Dedham, MA worth?

The TopHap Estimate for 40 County St, Dedham, MA is $1,475,522 as of Aug 30, 2026. The likely range is $1,411,040 to $1,540,004. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 40 County St, Dedham, MA last sell?

40 County St, Dedham, MA last sold on Sep 4, 2015 for $950,000, according to the county's recorded deed.

How big is 40 County St, Dedham, MA?

40 County St, Dedham, MA has 2 bedrooms, 2.5 bathrooms and 2,486 square feet of living space.

When was 40 County St, Dedham, MA built?

40 County St, Dedham, MA was built in 2003, making it 23 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 40 County St, Dedham, MA?

40 County St, Dedham, MA is assigned to Dedham Middle School (middle), rated B+; Dedham High School (high), rated B; Riverdale (elementary), rated C-. All sit in Dedham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 40 County St, Dedham, MA compare to other homes in Dedham 02026?

Among the 7,991 homes in Dedham 02026, it is worth more than 94% of them ($1,475,522 against a typical $731,051), its price per square foot is higher than 84% of them ($594 against a typical $492), it is bigger than 86% of them (2,486 ft² against a typical 1,532 ft²), its lot is bigger than 96% of them (2.59 ac against a typical 0.22 ac) and it is newer than 96% of them (2003 against a typical 1951). Measured against all of Norfolk County, it is worth more than 87% 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 40 County St, Dedham, MA?

The 2025 property tax bill for 40 County St, Dedham, MA was $16,383. The county assessed it at $1,298,200.

More homes on County St

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Assigned schools

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