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Single Family ResidenceResidential
$326,166$211 / 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 88How 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 $309,000 on Oct 1, 2024

423 RIVER ST

WINCHENDON, MA 01475
3
Beds
1
Baths
1,544 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1870
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

$326K
$289K low$364K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$309,000 · Oct 1, 2024
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.$32,616
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$26,093
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.90%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$293,550
NOVUS HOME MORTGAGE · P · recorded Oct 1, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,503 (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.$298,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$38,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$259,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$269,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$293,645

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.25 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.area not mapped

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
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.0.19
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(9)

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
Memorial
Elementary · Grades KG–2 · 2.1 mi
M
Murdock Middle SchoolC
Middle · Grades 6–8 · 2.1 mi
H
Murdock High SchoolD
High · Grades 9–12 · 2.1 mi

District: Winchendon School District

Neighborhood · ZIP 01475These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.10,310
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.240 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,119
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,713
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.50%

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

423 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 89% of homes in Worcester County
  • Costs less per square foot than 93% of homes in Worcester County
  • Has a smaller lot than 93% of homes in Winchendon 01475
  • Older than 97% of homes in Worcester County

What homes are worth in Winchendon 01475

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

This home
$158K$671K

This home is worth more than 26% of homes in Winchendon 01475.

How it measures up in Winchendon 01475

The dot is this home. The mark in the middle is the typical home in Winchendon 01475.

Estimated value$326,166
CheaperTypical $385,000Pricier

Pricier than 26% of homes nearby

Price per ft²$211
CheaperTypical $247Pricier

Pricier than 27% of homes nearby

Living area1,544 ft²
SmallerTypical 1,596 ft²Bigger

Bigger than 45% of homes nearby

Lot size0.19 ac
SmallerTypical 0.97 acBigger

Bigger than 7% of homes nearby

Year built1870
OlderTypical 1979Newer

Newer than 6% of homes nearby

How 423 River St ranks against every home in each area.
MeasureThis homeWinchendon 01475Worcester County
Estimated valuepricier than$326,16626% of homes11% of homes
Price per ft²pricier than$21127% of homes7% of homes
Living areabigger than1,544 ft²45% of homes42% of homes
Lot sizebigger than0.19 ac7% of homes17% of homes
Year builtnewer than18706% of homes3% of homes

About 423 River St

How much is 423 River St, Winchendon, MA worth?

The TopHap Estimate for 423 River St, Winchendon, MA is $326,166 as of Jul 14, 2026. The likely range is $288,520 to $363,812. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 423 River St, Winchendon, MA last sell?

423 River St, Winchendon, MA last sold on Oct 1, 2024 for $309,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 423 River St, Winchendon, MA?

423 River St, Winchendon, MA has 3 bedrooms, 1 bathrooms, 1,544 square feet of living space and a 0.19-acre lot.

When was 423 River St, Winchendon, MA built?

423 River St, Winchendon, MA was built in 1870, making it 156 years old. The building has 2 stories.

What schools serve 423 River St, Winchendon, MA?

423 River St, Winchendon, MA is assigned to Memorial (elementary); Murdock Middle School (middle), rated C; Murdock High School (high), rated D. All sit in Winchendon School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 423 River St, Winchendon, MA compare to other homes in Winchendon 01475?

Among the 3,357 homes in Winchendon 01475, it is worth more than 26% of them ($326,166 against a typical $385,000), its price per square foot is higher than 27% of them ($211 against a typical $247), it is bigger than 45% of them (1,544 ft² against a typical 1,596 ft²), its lot is bigger than 7% of them (0.19 ac against a typical 0.97 ac) and it is newer than 6% of them (1870 against a typical 1979). Measured against all of Worcester County, it is worth more than 11% 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 423 River St, Winchendon, MA?

The 2025 property tax bill for 423 River St, Winchendon, MA was $3,503. The county assessed it at $298,100.

More homes on River St

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Assigned schools

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