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CondominiumResidential
$779,580$323 / 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 Sep 24, 2026
Last sold for $448,389 on Mar 25, 2005

99 MAIN ST UNIT 6

WESTFORD, MA 01886
Building report
3
Beds
2
Baths
2,410 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.
2004
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$780K
$744K low$816K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$448,389 · Mar 25, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,668 (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.$643,500 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$643,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$597,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
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.2015
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
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.No

Transaction History(1)

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
Nabnasset Elementary School
Elementary · Grades PK–2 · 1.6 mi
H
Westford AcademyA
High · Grades 9–12 · 2.0 mi
M
Stony Brook Middle SchoolA-
Middle · Grades 6–8 · 2.2 mi

District: Westford School District

Neighborhood · ZIP 01886These 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.19
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 100.80

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.93%
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.1.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.25,048
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.803 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$163,754
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$183,117
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

99 Main St Unit 6 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 91% of homes in Westford 01886
  • Bigger than 71% of homes in Middlesex County
  • Newer than 91% of homes in Middlesex County

What homes are worth in Westford 01886

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

This home
$306K$1.5M

This home is worth more than 44% of homes in Westford 01886.

How it measures up in Westford 01886

The dot is this home. The mark in the middle is the typical home in Westford 01886.

Estimated value$779,580
CheaperTypical $816,207Pricier

Pricier than 44% of homes nearby

Price per ft²$323
CheaperTypical $410Pricier

Pricier than 9% of homes nearby

Living area2,410 ft²
SmallerTypical 2,060 ft²Bigger

Bigger than 66% of homes nearby

Year built2004
OlderTypical 1984Newer

Newer than 86% of homes nearby

How 99 Main St Unit 6 ranks against every home in each area.
MeasureThis homeWestford 01886Middlesex County
Estimated valuepricier than$779,58044% of homes50% of homes
Price per ft²pricier than$3239% of homes13% of homes
Living areabigger than2,410 ft²66% of homes71% of homes
Year builtnewer than200486% of homes91% of homes

About 99 Main St Unit 6

How much is 99 Main St Unit 6, Westford, MA worth?

The TopHap Estimate for 99 Main St Unit 6, Westford, MA is $779,580 as of Sep 24, 2026. The likely range is $743,648 to $815,512. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 99 Main St Unit 6, Westford, MA last sell?

99 Main St Unit 6, Westford, MA last sold on Mar 25, 2005 for $448,389, according to the county's recorded deed.

How big is 99 Main St Unit 6, Westford, MA?

99 Main St Unit 6, Westford, MA has 3 bedrooms, 2 bathrooms and 2,410 square feet of living space.

When was 99 Main St Unit 6, Westford, MA built?

99 Main St Unit 6, Westford, MA was built in 2004, making it 22 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 99 Main St Unit 6, Westford, MA?

99 Main St Unit 6, Westford, MA is assigned to Nabnasset Elementary School (elementary); Westford Academy (high), rated A; Stony Brook Middle School (middle), rated A-. All sit in Westford School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 99 Main St Unit 6, Westford, MA compare to other homes in Westford 01886?

Among the 8,171 homes in Westford 01886, it is worth more than 44% of them ($779,580 against a typical $816,207), its price per square foot is higher than 9% of them ($323 against a typical $410), it is bigger than 66% of them (2,410 ft² against a typical 2,060 ft²) and it is newer than 86% of them (2004 against a typical 1984). Measured against all of Middlesex County, it is worth more than 50% 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 Main St Unit 6, Westford, MA?

The 2025 property tax bill for 99 Main St Unit 6, Westford, MA was $8,668. The county assessed it at $643,500.

More homes on Main St Unit 6

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Assigned schools

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