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Single Family ResidenceResidential
$747,127$351 / 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 Oct 21, 2026
Last sold for $45,900 on Jul 18, 1977

477 GORWIN DR

HOLLISTON, MA 01746
4
Beds
2
Baths
2,130 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.
0.9 ac
Lot SizeThe size of the land the home sits on, from county records.
1966
Year BuiltThe year the home was originally built, according to county records.
1
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$747K
$711K low$783K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$45,900 · Jul 18, 1977

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,159 (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.$625,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$303,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$322,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$772,635

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.63 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.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.Contemporary
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.1993
Lot (acres)The size of the land the home sits on, from county records.0.90
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.Forced Air With Air Conditioning
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, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

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.

H
Holliston High SchoolA-
High · Grades 9–12 · 1.8 mi
M
Robert H. Adams Middle SchoolA
Middle · Grades 6–8 · 2.7 mi
E
Placentino Elementary School
Elementary · Grades PK–2 · 2.8 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%

Owner Tools

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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

477 Gorwin Dr 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.

  • Costs less per square foot than 80% of homes in Middlesex County
  • Has a bigger lot than 75% 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
$231K$1.5M

This home is worth more than 54% of 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$747,127
CheaperTypical $729,011Pricier

Pricier than 54% of homes nearby

Price per ft²$351
CheaperTypical $390Pricier

Pricier than 28% of homes nearby

Living area2,130 ft²
SmallerTypical 1,901 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.9 ac
SmallerTypical 0.7 acBigger

Bigger than 57% of homes nearby

Year built1966
OlderTypical 1968Newer

Newer than 44% of homes nearby

How 477 Gorwin Dr ranks against every home in each area.
MeasureThis homeHolliston 01746Middlesex County
Estimated valuepricier than$747,12754% of homes46% of homes
Price per ft²pricier than$35128% of homes20% of homes
Living areabigger than2,130 ft²60% of homes61% of homes
Lot sizebigger than0.9 ac57% of homes75% of homes
Year builtnewer than196644% of homes60% of homes

About 477 Gorwin Dr

How much is 477 Gorwin Dr, Holliston, MA worth?

The TopHap Estimate for 477 Gorwin Dr, Holliston, MA is $747,127 as of Oct 21, 2026. The likely range is $711,447 to $782,807. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 477 Gorwin Dr, Holliston, MA last sell?

477 Gorwin Dr, Holliston, MA last sold on Jul 18, 1977 for $45,900, according to the county's recorded deed.

How big is 477 Gorwin Dr, Holliston, MA?

477 Gorwin Dr, Holliston, MA has 4 bedrooms, 2 bathrooms, 2,130 square feet of living space and a 0.90-acre lot.

When was 477 Gorwin Dr, Holliston, MA built?

477 Gorwin Dr, Holliston, MA was built in 1966, making it 60 years old. It is a contemporary home. The building has 1 story.

What schools serve 477 Gorwin Dr, Holliston, MA?

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

How does 477 Gorwin Dr, Holliston, MA compare to other homes in Holliston 01746?

Among the 5,229 homes in Holliston 01746, it is worth more than 54% of them ($747,127 against a typical $729,011), its price per square foot is higher than 28% of them ($351 against a typical $390), it is bigger than 60% of them (2,130 ft² against a typical 1,901 ft²), its lot is bigger than 57% of them (0.9 ac against a typical 0.7 ac) and it is newer than 44% of them (1966 against a typical 1968). Measured against all of Middlesex County, it is worth more than 46% 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 477 Gorwin Dr, Holliston, MA?

The 2025 property tax bill for 477 Gorwin Dr, Holliston, MA was $9,159. The county assessed it at $625,200.

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