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Single Family ResidenceResidential
$401,386$267 / 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 96How 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 $340,000 on Mar 1, 2022

666 MAIN ST

GILBERTVILLE, MA 01031
3
Beds
1.5
Baths
1,506 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.
2.64 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
1
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$401K
$387K low$416K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$340,000 · Mar 1, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,244 (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.$322,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$30,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$292,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$329,935

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.131 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
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyWORCESTER
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.1989
Lot (acres)The size of the land the home sits on, from county records.2.63
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
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.No

Transaction History(2)

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
New Braintree Grade School
Elementary · Grades KG–1 · 4.7 mi
H
Quabbin Regional High SchoolC
High · Grades 9–12 · 8.4 mi
M
Quabbin Regional Middle SchoolD+
Middle · Grades 7–8 · 8.4 mi

District: Quabbin School District

Neighborhood · ZIP 01031These 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.149
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.57

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.775
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.78 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,759
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$86,313
Average tempThe average temperature here across a full year.46°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.50%

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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

666 Main 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 71% of homes in Worcester County
  • Costs more per square foot than 78% of homes in Gilbertville 01031
  • Smaller than 66% of homes in Gilbertville 01031
  • Has a bigger lot than 87% of homes in Worcester County

What homes are worth in Gilbertville 01031

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

This home
$206K$633K

This home is worth more than 65% of homes in Gilbertville 01031.

How it measures up in Gilbertville 01031

The dot is this home. The mark in the middle is the typical home in Gilbertville 01031.

Estimated value$401,386
CheaperTypical $359,763Pricier

Pricier than 65% of homes nearby

Price per ft²$267
CheaperTypical $215Pricier

Pricier than 78% of homes nearby

Living area1,506 ft²
SmallerTypical 1,728 ft²Bigger

Bigger than 34% of homes nearby

Lot size2.64 ac
SmallerTypical 1.14 acBigger

Bigger than 79% of homes nearby

Year built1973
OlderTypical 1962Newer

Newer than 59% of homes nearby

How 666 Main St ranks against every home in each area.
MeasureThis homeGilbertville 01031Worcester County
Estimated valuepricier than$401,38665% of homes29% of homes
Price per ft²pricier than$26778% of homes27% of homes
Living areabigger than1,506 ft²34% of homes40% of homes
Lot sizebigger than2.64 ac79% of homes87% of homes
Year builtnewer than197359% of homes55% of homes

About 666 Main St

How much is 666 Main St, Gilbertville, MA worth?

The TopHap Estimate for 666 Main St, Gilbertville, MA is $401,386 as of Aug 30, 2026. The likely range is $386,604 to $416,168. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 666 Main St, Gilbertville, MA last sell?

666 Main St, Gilbertville, MA last sold on Mar 1, 2022 for $340,000, according to the county's recorded deed.

How big is 666 Main St, Gilbertville, MA?

666 Main St, Gilbertville, MA has 3 bedrooms, 1.5 bathrooms, 1,506 square feet of living space and a 2.63-acre lot.

When was 666 Main St, Gilbertville, MA built?

666 Main St, Gilbertville, MA was built in 1973, making it 53 years old. It is a ranch home. The building has 1 story.

What schools serve 666 Main St, Gilbertville, MA?

666 Main St, Gilbertville, MA is assigned to New Braintree Grade School (elementary); Quabbin Regional High School (high), rated C; Quabbin Regional Middle School (middle), rated D+. All sit in Quabbin School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 666 Main St, Gilbertville, MA compare to other homes in Gilbertville 01031?

Among the 249 homes in Gilbertville 01031, it is worth more than 65% of them ($401,386 against a typical $359,763), its price per square foot is higher than 78% of them ($267 against a typical $215), it is bigger than 34% of them (1,506 ft² against a typical 1,728 ft²), its lot is bigger than 79% of them (2.64 ac against a typical 1.14 ac) and it is newer than 59% of them (1973 against a typical 1962). Measured against all of Worcester County, it is worth more than 29% 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 666 Main St, Gilbertville, MA?

The 2025 property tax bill for 666 Main St, Gilbertville, MA was $4,244. The county assessed it at $322,700.

More homes on Main St

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Assigned schools

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