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Single Family ResidenceResidential
$768,630$392 / 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 89How 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 $169,900 on Dec 19, 1984

141 WESTFORD ST

CHELMSFORD, MA 01824
4
Beds
2.5
Baths
1,960 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.
1.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
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

$769K
$684K low$853K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$169,900 · Dec 19, 1984

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,556 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$795,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$360,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$435,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$730,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$809,875

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
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.1.14
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
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(5)

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.

M
Col Moses Parker SchoolA-
Middle · Grades 5–6 · 1.1 mi
H
Chelmsford High SchoolA-
High · Grades 9–12 · 1.2 mi
E
Byam SchoolB+
Elementary · Grades KG–4 · 2.2 mi

District: Chelmsford School District

Neighborhood · ZIP 01824These 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.68
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.81

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.5.9%
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.27,961
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,525 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,207
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$151,835
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

141 Westford 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 70% of homes in Chelmsford 01824
  • Costs less per square foot than 69% of homes in Middlesex County
  • Has a bigger lot than 81% of homes in Middlesex County
  • Newer than 79% of homes in Chelmsford 01824

What homes are worth in Chelmsford 01824

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

This home
$324K$1.2M

This home is worth more than 70% of homes in Chelmsford 01824.

How it measures up in Chelmsford 01824

The dot is this home. The mark in the middle is the typical home in Chelmsford 01824.

Estimated value$768,630
CheaperTypical $680,473Pricier

Pricier than 70% of homes nearby

Price per ft²$392
CheaperTypical $395Pricier

Pricier than 48% of homes nearby

Living area1,960 ft²
SmallerTypical 1,662 ft²Bigger

Bigger than 64% of homes nearby

Lot size1.14 ac
SmallerTypical 0.8 acBigger

Bigger than 76% of homes nearby

Year built1984
OlderTypical 1965Newer

Newer than 79% of homes nearby

How 141 Westford St ranks against every home in each area.
MeasureThis homeChelmsford 01824Middlesex County
Estimated valuepricier than$768,63070% of homes49% of homes
Price per ft²pricier than$39248% of homes31% of homes
Living areabigger than1,960 ft²64% of homes55% of homes
Lot sizebigger than1.14 ac76% of homes81% of homes
Year builtnewer than198479% of homes75% of homes

About 141 Westford St

How much is 141 Westford St, Chelmsford, MA worth?

The TopHap Estimate for 141 Westford St, Chelmsford, MA is $768,630 as of Oct 21, 2026. The likely range is $684,494 to $852,766. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 141 Westford St, Chelmsford, MA last sell?

141 Westford St, Chelmsford, MA last sold on Dec 19, 1984 for $169,900, according to the county's recorded deed.

How big is 141 Westford St, Chelmsford, MA?

141 Westford St, Chelmsford, MA has 4 bedrooms, 2.5 bathrooms, 1,960 square feet of living space and a 1.14-acre lot.

When was 141 Westford St, Chelmsford, MA built?

141 Westford St, Chelmsford, MA was built in 1984, making it 42 years old. It is a colonial home. The building has 2 stories.

What schools serve 141 Westford St, Chelmsford, MA?

141 Westford St, Chelmsford, MA is assigned to Col Moses Parker School (middle), rated A-; Chelmsford High School (high), rated A-; Byam School (elementary), rated B+. All sit in Chelmsford School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 141 Westford St, Chelmsford, MA compare to other homes in Chelmsford 01824?

Among the 8,861 homes in Chelmsford 01824, it is worth more than 70% of them ($768,630 against a typical $680,473), its price per square foot is higher than 48% of them ($392 against a typical $395), it is bigger than 64% of them (1,960 ft² against a typical 1,662 ft²), its lot is bigger than 76% of them (1.14 ac against a typical 0.8 ac) and it is newer than 79% of them (1984 against a typical 1965). Measured against all of Middlesex County, it is worth more than 49% 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 141 Westford St, Chelmsford, MA?

The 2026 property tax bill for 141 Westford St, Chelmsford, MA was $10,556. The county assessed it at $795,500.

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