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Single Family ResidenceResidential
$640,700$488 / 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 Aug 30, 2026
Last sold for $415,000 on Sep 30, 2019

20 WINTER ST

HOPKINTON, MA 01748
4
Beds
1 / 2
Baths
1,314 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.
0.5 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.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$641K
$599K low$682K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$415,000 · Sep 30, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,308 (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.$585,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$306,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$279,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$561,355

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.187 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.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
CountyMIDDLESEX
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1980
Lot (acres)The size of the land the home sits on, from county records.0.50
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.Forced Air With Air Conditioning
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(3)

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
Hopkinton Middle SchoolA
Middle · Grades 6–8 · 2.6 mi
H
Hopkinton High SchoolA+
High · Grades 9–12 · 2.6 mi
E
Marathon Elementary School
Elementary · Grades PK–1 · 3.0 mi

District: Hopkinton School District

Neighborhood · ZIP 01748These 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.36
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.66

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.3%
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.19,208
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.687 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$189,861
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$255,819
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

20 Winter 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 84% of homes in Hopkinton 01748
  • Costs more per square foot than 71% of homes in Hopkinton 01748
  • Smaller than 86% of homes in Hopkinton 01748
  • Has a smaller lot than 82% of homes in Hopkinton 01748
  • Older than 92% of homes in Hopkinton 01748

What homes are worth in Hopkinton 01748

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

This home
$450K$2.1M

This home is worth more than 16% of homes in Hopkinton 01748.

How it measures up in Hopkinton 01748

The dot is this home. The mark in the middle is the typical home in Hopkinton 01748.

Estimated value$640,700
CheaperTypical $997,762Pricier

Pricier than 16% of homes nearby

Price per ft²$488
CheaperTypical $435Pricier

Pricier than 71% of homes nearby

Living area1,314 ft²
SmallerTypical 2,327 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.5 ac
SmallerTypical 1.22 acBigger

Bigger than 18% of homes nearby

Year built1900
OlderTypical 1992Newer

Newer than 8% of homes nearby

How 20 Winter St ranks against every home in each area.
MeasureThis homeHopkinton 01748Middlesex County
Estimated valuepricier than$640,70016% of homes31% of homes
Price per ft²pricier than$48871% of homes56% of homes
Living areabigger than1,314 ft²14% of homes26% of homes
Lot sizebigger than0.5 ac18% of homes64% of homes
Year builtnewer than19008% of homes15% of homes

About 20 Winter St

How much is 20 Winter St, Hopkinton, MA worth?

The TopHap Estimate for 20 Winter St, Hopkinton, MA is $640,700 as of Aug 30, 2026. The likely range is $599,001 to $682,399. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Winter St, Hopkinton, MA last sell?

20 Winter St, Hopkinton, MA last sold on Sep 30, 2019 for $415,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 20 Winter St, Hopkinton, MA?

20 Winter St, Hopkinton, MA has 4 bedrooms, 1 bathrooms, 1,314 square feet of living space and a 0.50-acre lot.

When was 20 Winter St, Hopkinton, MA built?

20 Winter St, Hopkinton, MA was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 20 Winter St, Hopkinton, MA?

20 Winter St, Hopkinton, MA is assigned to Hopkinton Middle School (middle), rated A; Hopkinton High School (high), rated A+; Marathon Elementary School (elementary). All sit in Hopkinton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Winter St, Hopkinton, MA compare to other homes in Hopkinton 01748?

Among the 6,096 homes in Hopkinton 01748, it is worth more than 16% of them ($640,700 against a typical $997,762), its price per square foot is higher than 71% of them ($488 against a typical $435), it is bigger than 14% of them (1,314 ft² against a typical 2,327 ft²), its lot is bigger than 18% of them (0.5 ac against a typical 1.22 ac) and it is newer than 8% of them (1900 against a typical 1992). Measured against all of Middlesex County, it is worth more than 31% 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 20 Winter St, Hopkinton, MA?

The 2025 property tax bill for 20 Winter St, Hopkinton, MA was $8,308. The county assessed it at $585,900.

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