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Residential (General/Single)Residential
$613,528
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 95How 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

186 RIVER ST

DEDHAM, MA 02026
0
Baths
0.4 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$614K
$582K low$645K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$562,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$246,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$315,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$629,375

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyNORFOLK
Lot (acres)The size of the land the home sits on, from county records.0.40
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
OakdaleC+
Elementary · Grades 1–5 · 0.2 mi
H
Dedham High SchoolB
High · Grades 9–12 · 0.6 mi
M
Dedham Middle SchoolB+
Middle · Grades 6–8 · 0.8 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

186 River 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 78% of homes in Dedham 02026
  • Has a bigger lot than 83% 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
$394K$2M

This home is worth more than 22% 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$613,528
CheaperTypical $729,428Pricier

Pricier than 22% of homes nearby

Lot size0.4 ac
SmallerTypical 0.22 acBigger

Bigger than 83% of homes nearby

How 186 River St ranks against every home in each area.
MeasureThis homeDedham 02026Norfolk County
Estimated valuepricier than$613,52822% of homes32% of homes
Lot sizebigger than0.4 ac83% of homes54% of homes

About 186 River St

How much is 186 River St, Dedham, MA worth?

The TopHap Estimate for 186 River St, Dedham, MA is $613,528 as of Sep 24, 2026. The likely range is $582,036 to $645,020. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 186 River St, Dedham, MA last sell?

186 River St, Dedham, MA last sold on Jan 1, 1900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

What schools serve 186 River St, Dedham, MA?

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

How does 186 River St, Dedham, MA compare to other homes in Dedham 02026?

Among the 7,991 homes in Dedham 02026, it is worth more than 22% of them ($613,528 against a typical $729,428) and its lot is bigger than 83% of them (0.4 ac against a typical 0.22 ac). Measured against all of Norfolk County, it is worth more than 32% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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Assigned schools

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See this home in context

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