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Single Family ResidenceResidential
$1,071,034$485 / 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 93How 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
Last sold for $730,000 on Apr 1, 2019

447 HIGH ST

DEDHAM, MA 02026
4
Beds
2.5
Baths
2,208 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.1M
$999K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$730,000 · Apr 1, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,727 (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.$850,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$347,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$502,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,252,860

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.23 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.0.26
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(8)

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 · 0.3 mi
H
Dedham High SchoolB
High · Grades 9–12 · 0.3 mi
E
AveryB
Elementary · Grades 1–5 · 0.4 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%

Owner Tools

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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

447 High 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 86% of homes in Dedham 02026
  • Bigger than 80% 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
$412K$2.2M

This home is worth more than 86% 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$1,071,034
CheaperTypical $731,114Pricier

Pricier than 86% of homes nearby

Price per ft²$485
CheaperTypical $488Pricier

Pricier than 48% of homes nearby

Living area2,208 ft²
SmallerTypical 1,531 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.26 ac
SmallerTypical 0.22 acBigger

Bigger than 61% of homes nearby

Year built2007
OlderTypical 1951Newer

Newer than 96% of homes nearby

How 447 High St ranks against every home in each area.
MeasureThis homeDedham 02026Norfolk County
Estimated valuepricier than$1,071,03486% of homes76% of homes
Price per ft²pricier than$48548% of homes61% of homes
Living areabigger than2,208 ft²80% of homes71% of homes
Lot sizebigger than0.26 ac61% of homes37% of homes
Year builtnewer than200796% of homes93% of homes

About 447 High St

How much is 447 High St, Dedham, MA worth?

The TopHap Estimate for 447 High St, Dedham, MA is $1,071,034 as of Sep 24, 2026. The likely range is $998,586 to $1,143,482. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 447 High St, Dedham, MA last sell?

447 High St, Dedham, MA last sold on Apr 1, 2019 for $730,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 447 High St, Dedham, MA?

447 High St, Dedham, MA has 4 bedrooms, 2.5 bathrooms, 2,208 square feet of living space and a 0.26-acre lot.

When was 447 High St, Dedham, MA built?

447 High St, Dedham, MA was built in 2007, making it 19 years old. It is a colonial home. The building has 2 stories.

What schools serve 447 High St, Dedham, MA?

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

How does 447 High St, Dedham, MA compare to other homes in Dedham 02026?

Among the 7,991 homes in Dedham 02026, it is worth more than 86% of them ($1,071,034 against a typical $731,114), its price per square foot is higher than 48% of them ($485 against a typical $488), it is bigger than 80% of them (2,208 ft² against a typical 1,531 ft²), its lot is bigger than 61% of them (0.26 ac against a typical 0.22 ac) and it is newer than 96% of them (2007 against a typical 1951). Measured against all of Norfolk County, it is worth more than 76% 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 447 High St, Dedham, MA?

The 2025 property tax bill for 447 High St, Dedham, MA was $10,727. The county assessed it at $850,000.

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Assigned schools

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