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Single Family ResidenceResidential
$435,002$334 / 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 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
Last sold for $305,000 on Dec 9, 2021

47 RIVER ST

HUDSON, MA 01749
2
Beds
1.5
Baths
1,302 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
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

$435K
$411K low$459K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$305,000 · Dec 9, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,559 (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.$400,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$153,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$247,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$386,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$414,770

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
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.10
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

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
C a FarleyB-
Elementary · Grades PK–4 · 0.6 mi
H
Hudson High SchoolC
High · Grades 8–12 · 0.9 mi
M
David J. Quinn Middle SchoolC
Middle · Grades 5–7 · 0.9 mi

District: Hudson School District

Neighborhood · ZIP 01749These 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.102
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.8%
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.20,357
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,766 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,752
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,047
Average tempThe average temperature here across a full year.48°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.58%

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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

47 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 91% of homes in Middlesex County
  • Costs less per square foot than 84% of homes in Middlesex County
  • Smaller than 75% of homes in Middlesex County
  • Among the smallest lots in Hudson 01749
  • Older than 86% of homes in Hudson 01749

What homes are worth in Hudson 01749

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

This home
$258K$1.1M

This home is worth more than 15% of homes in Hudson 01749.

How it measures up in Hudson 01749

The dot is this home. The mark in the middle is the typical home in Hudson 01749.

Estimated value$435,002
CheaperTypical $596,554Pricier

Pricier than 15% of homes nearby

Price per ft²$334
CheaperTypical $375Pricier

Pricier than 31% of homes nearby

Living area1,302 ft²
SmallerTypical 1,598 ft²Bigger

Bigger than 32% of homes nearby

Lot size0.1 ac
SmallerTypical 0.44 acBigger

Smaller than almost all homes nearby

Year built1900
OlderTypical 1967Newer

Newer than 14% of homes nearby

How 47 River St ranks against every home in each area.
MeasureThis homeHudson 01749Middlesex County
Estimated valuepricier than$435,00215% of homes9% of homes
Price per ft²pricier than$33431% of homes16% of homes
Living areabigger than1,302 ft²32% of homes25% of homes
Lot sizebigger than0.1 acalmost no homes12% of homes
Year builtnewer than190014% of homes15% of homes

About 47 River St

How much is 47 River St, Hudson, MA worth?

The TopHap Estimate for 47 River St, Hudson, MA is $435,002 as of Sep 24, 2026. The likely range is $411,411 to $458,593. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 47 River St, Hudson, MA last sell?

47 River St, Hudson, MA last sold on Dec 9, 2021 for $305,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 47 River St, Hudson, MA?

47 River St, Hudson, MA has 2 bedrooms, 1.5 bathrooms, 1,302 square feet of living space and a 0.10-acre lot.

When was 47 River St, Hudson, MA built?

47 River St, Hudson, MA was built in 1900, making it 126 years old. It is a colonial home. The building has 2 stories.

What schools serve 47 River St, Hudson, MA?

47 River St, Hudson, MA is assigned to C a Farley (elementary), rated B-; Hudson High School (high), rated C; David J. Quinn Middle School (middle), rated C. All sit in Hudson School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 47 River St, Hudson, MA compare to other homes in Hudson 01749?

Among the 6,463 homes in Hudson 01749, it is worth more than 15% of them ($435,002 against a typical $596,554), its price per square foot is higher than 31% of them ($334 against a typical $375), it is bigger than 32% of them (1,302 ft² against a typical 1,598 ft²), its lot is bigger than almost none of them (0.1 ac against a typical 0.44 ac) and it is newer than 14% of them (1900 against a typical 1967). Measured against all of Middlesex County, it is worth more than 9% 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 47 River St, Hudson, MA?

The 2025 property tax bill for 47 River St, Hudson, MA was $5,559. The county assessed it at $400,500.

More homes on River St

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Assigned schools

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