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Single Family ResidenceResidential
$859,234$468 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $585,000 on Apr 14, 2004

427 RIVER ST

NORWELL, MA 02061
2
Beds
2.5
Baths
1,836 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.
4.06 ac
Lot SizeThe size of the land the home sits on, from county records.
1946
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

$859K
$779K low$939K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$585,000 · Apr 14, 2004
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$859,234
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$687,387

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,735 (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.$668,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$427,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$240,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,069,890

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.Ranch
CountyPLYMOUTH
Lot (acres)The size of the land the home sits on, from county records.4.06
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
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Norwell Middle SchoolA-
Middle · Grades 6–8 · 2.0 mi
H
Norwell High SchoolA+
High · Grades 9–12 · 2.8 mi
E
William G VinalA
Elementary · Grades PK–5 · 3.0 mi

District: Norwell School District

Neighborhood · ZIP 02061These 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.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.73

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.43%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.11,639
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.546 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$180,690
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$191,075
Average tempThe average temperature here across a full year.50°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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

427 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 more than 76% of homes in Plymouth County
  • Costs more per square foot than 73% of homes in Plymouth County
  • Smaller than 71% of homes in Norwell 02061
  • Has a bigger lot than 97% of homes in Plymouth County
  • Older than 86% of homes in Norwell 02061

What homes are worth in Norwell 02061

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

This home
$523K$2.4M

This home is worth more than 31% of homes in Norwell 02061.

How it measures up in Norwell 02061

The dot is this home. The mark in the middle is the typical home in Norwell 02061.

Estimated value$859,234
CheaperTypical $1,038,729Pricier

Pricier than 31% of homes nearby

Price per ft²$468
CheaperTypical $466Pricier

Pricier than 51% of homes nearby

Living area1,836 ft²
SmallerTypical 2,312 ft²Bigger

Bigger than 29% of homes nearby

Lot size4.06 ac
SmallerTypical 1.08 acBigger

Bigger than 92% of homes nearby

Year built1946
OlderTypical 1971Newer

Newer than 14% of homes nearby

How 427 River St ranks against every home in each area.
MeasureThis homeNorwell 02061Plymouth County
Estimated valuepricier than$859,23431% of homes76% of homes
Price per ft²pricier than$46851% of homes73% of homes
Living areabigger than1,836 ft²29% of homes56% of homes
Lot sizebigger than4.06 ac92% of homes97% of homes
Year builtnewer than194614% of homes25% of homes

About 427 River St

How much is 427 River St, Norwell, MA worth?

The TopHap Estimate for 427 River St, Norwell, MA is $859,234 as of Jul 14, 2026. The likely range is $779,268 to $939,200. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 427 River St, Norwell, MA last sell?

427 River St, Norwell, MA last sold on Apr 14, 2004 for $585,000, according to the county's recorded deed.

How big is 427 River St, Norwell, MA?

427 River St, Norwell, MA has 2 bedrooms, 2.5 bathrooms, 1,836 square feet of living space and a 4.06-acre lot.

When was 427 River St, Norwell, MA built?

427 River St, Norwell, MA was built in 1946, making it 80 years old. It is a ranch home. The building has 2 stories.

What schools serve 427 River St, Norwell, MA?

427 River St, Norwell, MA is assigned to Norwell Middle School (middle), rated A-; Norwell High School (high), rated A+; William G Vinal (elementary), rated A. All sit in Norwell School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 427 River St, Norwell, MA compare to other homes in Norwell 02061?

Among the 3,714 homes in Norwell 02061, it is worth more than 31% of them ($859,234 against a typical $1,038,729), its price per square foot is higher than 51% of them ($468 against a typical $466), it is bigger than 29% of them (1,836 ft² against a typical 2,312 ft²), its lot is bigger than 92% of them (4.06 ac against a typical 1.08 ac) and it is newer than 14% of them (1946 against a typical 1971). Measured against all of Plymouth 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 427 River St, Norwell, MA?

The 2025 property tax bill for 427 River St, Norwell, MA was $8,735. The county assessed it at $668,300.

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