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Single Family ResidenceResidential
$1,660,531$295 / 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 94How 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 $1,181,000 on Aug 23, 2022

320 WINTER ST

HOLLISTON, MA 01746
4
Beds
4 / 2
Baths
5,638 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.
2.52 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.7M
$1.6M low$1.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,181,000 · Aug 23, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,629 (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.$1,408,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$297,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,110,500

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
18
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
58
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
93
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.minimal

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.Cape Cod
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.2007
Lot (acres)The size of the land the home sits on, from county records.2.52
ConstructionThe main material the home's frame and walls are built from.Concrete
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
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.Yes

Transaction History(4)

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.

H
Holliston High SchoolA
High · Grades 9–12 · 0.7 mi
E
Placentino Elementary School
Elementary · Grades PK–2 · 1.0 mi
M
Robert H. Adams Middle SchoolA-
Middle · Grades 6–8 · 1.1 mi

District: Holliston School District

Neighborhood · ZIP 01746These 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.11
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 100.67

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.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
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.15,460
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.813 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$148,945
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$184,552
Average tempThe average temperature here across a full year.49°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%

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

320 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.

  • Among the most valuable homes in Holliston 01746
  • Costs less per square foot than 95% of homes in Holliston 01746
  • Among the largest homes in Holliston 01746
  • Has a bigger lot than 90% of homes in Middlesex County
  • Newer than 70% of homes in Middlesex County

What homes are worth in Holliston 01746

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

This home
$247K$1.5M

This home is worth more than almost all homes in Holliston 01746.

How it measures up in Holliston 01746

The dot is this home. The mark in the middle is the typical home in Holliston 01746.

Estimated value$1,660,531
CheaperTypical $725,777Pricier

Pricier than almost all homes nearby

Price per ft²$295
CheaperTypical $390Pricier

Pricier than 5% of homes nearby

Living area5,638 ft²
SmallerTypical 1,901 ft²Bigger

Bigger than almost all homes nearby

Lot size2.52 ac
SmallerTypical 0.7 acBigger

Bigger than 84% of homes nearby

Year built1978
OlderTypical 1968Newer

Newer than 65% of homes nearby

How 320 Winter St ranks against every home in each area.
MeasureThis homeHolliston 01746Middlesex County
Estimated valuepricier than$1,660,531almost all homes91% of homes
Price per ft²pricier than$2955% of homes7% of homes
Living areabigger than5,638 ft²almost all homesalmost all homes
Lot sizebigger than2.52 ac84% of homes90% of homes
Year builtnewer than197865% of homes70% of homes

About 320 Winter St

How much is 320 Winter St, Holliston, MA worth?

The TopHap Estimate for 320 Winter St, Holliston, MA is $1,660,531 as of Jul 14, 2026. The likely range is $1,563,148 to $1,757,914. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 320 Winter St, Holliston, MA last sell?

320 Winter St, Holliston, MA last sold on Aug 23, 2022 for $1,181,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 320 Winter St, Holliston, MA?

320 Winter St, Holliston, MA has 4 bedrooms, 4 bathrooms, 5,638 square feet of living space and a 2.52-acre lot.

When was 320 Winter St, Holliston, MA built?

320 Winter St, Holliston, MA was built in 1978, making it 48 years old. It is a cape cod home. The building has 2 stories.

What schools serve 320 Winter St, Holliston, MA?

320 Winter St, Holliston, MA is assigned to Holliston High School (high), rated A; Placentino Elementary School (elementary); Robert H. Adams Middle School (middle), rated A-. All sit in Holliston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 320 Winter St, Holliston, MA compare to other homes in Holliston 01746?

Among the 5,229 homes in Holliston 01746, it is worth more than almost all of them ($1,660,531 against a typical $725,777), its price per square foot is higher than 5% of them ($295 against a typical $390), it is bigger than almost all of them (5,638 ft² against a typical 1,901 ft²), its lot is bigger than 84% of them (2.52 ac against a typical 0.7 ac) and it is newer than 65% of them (1978 against a typical 1968). Measured against all of Middlesex County, it is worth more than 91% 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 320 Winter St, Holliston, MA?

The 2025 property tax bill for 320 Winter St, Holliston, MA was $20,629. The county assessed it at $1,408,100.

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