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Single Family ResidenceResidential
$1,021,643$437 / 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 92How 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 $960,000 on Mar 21, 2025

99 ADAMS ST

WESTBOROUGH, MA 01581
4
Beds
2.5
Baths
2,340 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.
1.38 ac
Lot SizeThe size of the land the home sits on, from county records.
1992
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

$1M
$936K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$960,000 · Mar 21, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,439 (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.$825,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$367,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$457,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$910,385

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.4 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.Colonial
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.1.38
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
CoolingThe type of cooling or air conditioning in the home.Yes
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(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.

E
Annie E. Fales Elementary SchoolA
Elementary · Grades KG–3 · 1.4 mi
H
Westborough High SchoolA
High · Grades 9–12 · 2.4 mi
M
Sarah W. Gibbons Middle SchoolA
Middle · Grades 7–8 · 2.7 mi

District: Westborough School District

Neighborhood · ZIP 01581These 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.65
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.59

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.21,880
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,023 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$137,510
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$171,995
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.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

99 Adams 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 more than 96% of homes in Worcester County
  • Costs more per square foot than 94% of homes in Worcester County
  • Bigger than 76% of homes in Worcester County
  • Has a bigger lot than 76% of homes in Worcester County
  • Newer than 75% of homes in Worcester County

What homes are worth in Westborough 01581

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

This home
$263K$1.6M

This home is worth more than 79% of homes in Westborough 01581.

How it measures up in Westborough 01581

The dot is this home. The mark in the middle is the typical home in Westborough 01581.

Estimated value$1,021,643
CheaperTypical $704,116Pricier

Pricier than 79% of homes nearby

Price per ft²$437
CheaperTypical $382Pricier

Pricier than 82% of homes nearby

Living area2,340 ft²
SmallerTypical 1,944 ft²Bigger

Bigger than 66% of homes nearby

Lot size1.38 ac
SmallerTypical 0.65 acBigger

Bigger than 73% of homes nearby

Year built1992
OlderTypical 1976Newer

Newer than 66% of homes nearby

How 99 Adams St ranks against every home in each area.
MeasureThis homeWestborough 01581Worcester County
Estimated valuepricier than$1,021,64379% of homes96% of homes
Price per ft²pricier than$43782% of homes94% of homes
Living areabigger than2,340 ft²66% of homes76% of homes
Lot sizebigger than1.38 ac73% of homes76% of homes
Year builtnewer than199266% of homes75% of homes

About 99 Adams St

How much is 99 Adams St, Westborough, MA worth?

The TopHap Estimate for 99 Adams St, Westborough, MA is $1,021,643 as of Aug 30, 2026. The likely range is $935,777 to $1,107,509. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 99 Adams St, Westborough, MA last sell?

99 Adams St, Westborough, MA last sold on Mar 21, 2025 for $960,000, according to the county's recorded deed.

How big is 99 Adams St, Westborough, MA?

99 Adams St, Westborough, MA has 4 bedrooms, 2.5 bathrooms, 2,340 square feet of living space and a 1.38-acre lot.

When was 99 Adams St, Westborough, MA built?

99 Adams St, Westborough, MA was built in 1992, making it 34 years old. It is a colonial home. The building has 2 stories.

What schools serve 99 Adams St, Westborough, MA?

99 Adams St, Westborough, MA is assigned to Annie E. Fales Elementary School (elementary), rated A; Westborough High School (high), rated A; Sarah W. Gibbons Middle School (middle), rated A. All sit in Westborough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 99 Adams St, Westborough, MA compare to other homes in Westborough 01581?

Among the 5,697 homes in Westborough 01581, it is worth more than 79% of them ($1,021,643 against a typical $704,116), its price per square foot is higher than 82% of them ($437 against a typical $382), it is bigger than 66% of them (2,340 ft² against a typical 1,944 ft²), its lot is bigger than 73% of them (1.38 ac against a typical 0.65 ac) and it is newer than 66% of them (1992 against a typical 1976). Measured against all of Worcester County, it is worth more than 96% 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 99 Adams St, Westborough, MA?

The 2025 property tax bill for 99 Adams St, Westborough, MA was $13,439. The county assessed it at $825,000.

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