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Single Family ResidenceResidential
$700,610$430 / 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

870 S RIVER ST

MARSHFIELD, MA 02050
3
Beds
1.5
Baths
1,628 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.
1.07 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
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

$701K
$655K low$746K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,459 (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.$652,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$305,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$346,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$714,400

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.58 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.62%
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.1 percent flood zone

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
CountyPLYMOUTH
Lot (acres)The size of the land the home sits on, from county records.1.07
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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(7)

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
South River Elementary SchoolA-
Elementary · Grades KG–5 · 1.7 mi
M
Furnace Brook Middle SchoolB+
Middle · Grades 6–8 · 2.4 mi
H
Marshfield High SchoolB
High · Grades 9–12 · 2.6 mi

District: Marshfield School District

Neighborhood · ZIP 02050These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.25,891
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.764 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$123,164
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,061
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%

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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

870 S 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.

  • Has a bigger lot than 83% of homes in Marshfield 02050
  • Newer than 75% of homes in Marshfield 02050

What homes are worth in Marshfield 02050

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

This home
$283K$1.8M

This home is worth more than 36% of homes in Marshfield 02050.

How it measures up in Marshfield 02050

The dot is this home. The mark in the middle is the typical home in Marshfield 02050.

Estimated value$700,610
CheaperTypical $780,468Pricier

Pricier than 36% of homes nearby

Price per ft²$430
CheaperTypical $458Pricier

Pricier than 39% of homes nearby

Living area1,628 ft²
SmallerTypical 1,714 ft²Bigger

Bigger than 45% of homes nearby

Lot size1.07 ac
SmallerTypical 0.46 acBigger

Bigger than 83% of homes nearby

Year built1988
OlderTypical 1968Newer

Newer than 75% of homes nearby

How 870 S River St ranks against every home in each area.
MeasureThis homeMarshfield 02050Plymouth County
Estimated valuepricier than$700,61036% of homes59% of homes
Price per ft²pricier than$43039% of homes64% of homes
Living areabigger than1,628 ft²45% of homes45% of homes
Lot sizebigger than1.07 ac83% of homes80% of homes
Year builtnewer than198875% of homes73% of homes

About 870 S River St

How much is 870 S River St, Marshfield, MA worth?

The TopHap Estimate for 870 S River St, Marshfield, MA is $700,610 as of Sep 24, 2026. The likely range is $655,001 to $746,219. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 870 S River St, Marshfield, MA last sell?

870 S River St, Marshfield, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 870 S River St, Marshfield, MA?

870 S River St, Marshfield, MA has 3 bedrooms, 1.5 bathrooms, 1,628 square feet of living space and a 1.07-acre lot.

When was 870 S River St, Marshfield, MA built?

870 S River St, Marshfield, MA was built in 1988, making it 38 years old. It is a colonial home. The building has 2 stories.

What schools serve 870 S River St, Marshfield, MA?

870 S River St, Marshfield, MA is assigned to South River Elementary School (elementary), rated A-; Furnace Brook Middle School (middle), rated B+; Marshfield High School (high), rated B. All sit in Marshfield School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 870 S River St, Marshfield, MA compare to other homes in Marshfield 02050?

Among the 10,105 homes in Marshfield 02050, it is worth more than 36% of them ($700,610 against a typical $780,468), its price per square foot is higher than 39% of them ($430 against a typical $458), it is bigger than 45% of them (1,628 ft² against a typical 1,714 ft²), its lot is bigger than 83% of them (1.07 ac against a typical 0.46 ac) and it is newer than 75% of them (1988 against a typical 1968). Measured against all of Plymouth County, it is worth more than 59% 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 870 S River St, Marshfield, MA?

The 2025 property tax bill for 870 S River St, Marshfield, MA was $6,459. The county assessed it at $652,400.

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