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Single Family ResidenceResidential
$728,048$358 / 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 94How 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

6 OLNEY ST

BILLERICA, MA 01821
4
Beds
2.5
Baths
2,035 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.
0.32 ac
Lot SizeThe size of the land the home sits on, from county records.
1982
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

$728K
$681K low$775K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,261 (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.$625,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$290,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$332,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$616,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$791,445

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.Split Foyer
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.32
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
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.In-Ground Pool

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
Thomas DitsonB
Elementary · Grades KG–4 · 0.7 mi
M
Locke Middle SchoolB
Middle · Grades 5–7 · 2.0 mi
H
Billerica Memorial High SchoolC+
High · Grades 8–12 · 3.6 mi

District: Billerica School District

Neighborhood · ZIP 01821These 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.40
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.82

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
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.31,495
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,857 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,460
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,991
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

6 Olney 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.

  • Costs less per square foot than 78% of homes in Middlesex County
  • Has a smaller lot than 73% of homes in Billerica 01821
  • Newer than 73% of homes in Middlesex County

What homes are worth in Billerica 01821

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

This home
$279K$1.1M

This home is worth more than 64% of homes in Billerica 01821.

How it measures up in Billerica 01821

The dot is this home. The mark in the middle is the typical home in Billerica 01821.

Estimated value$728,048
CheaperTypical $681,779Pricier

Pricier than 64% of homes nearby

Price per ft²$358
CheaperTypical $374Pricier

Pricier than 41% of homes nearby

Living area2,035 ft²
SmallerTypical 1,877 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.32 ac
SmallerTypical 0.57 acBigger

Bigger than 27% of homes nearby

Year built1982
OlderTypical 1970Newer

Newer than 71% of homes nearby

How 6 Olney St ranks against every home in each area.
MeasureThis homeBillerica 01821Middlesex County
Estimated valuepricier than$728,04864% of homes43% of homes
Price per ft²pricier than$35841% of homes22% of homes
Living areabigger than2,035 ft²60% of homes58% of homes
Lot sizebigger than0.32 ac27% of homes50% of homes
Year builtnewer than198271% of homes73% of homes

About 6 Olney St

How much is 6 Olney St, Billerica, MA worth?

The TopHap Estimate for 6 Olney St, Billerica, MA is $728,048 as of Sep 24, 2026. The likely range is $681,265 to $774,831. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6 Olney St, Billerica, MA last sell?

6 Olney St, Billerica, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 6 Olney St, Billerica, MA?

6 Olney St, Billerica, MA has 4 bedrooms, 2.5 bathrooms, 2,035 square feet of living space and a 0.32-acre lot.

When was 6 Olney St, Billerica, MA built?

6 Olney St, Billerica, MA was built in 1982, making it 44 years old. It is a split foyer home. The building has 1 story.

What schools serve 6 Olney St, Billerica, MA?

6 Olney St, Billerica, MA is assigned to Thomas Ditson (elementary), rated B; Locke Middle School (middle), rated B; Billerica Memorial High School (high), rated C+. All sit in Billerica School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6 Olney St, Billerica, MA compare to other homes in Billerica 01821?

Among the 10,006 homes in Billerica 01821, it is worth more than 64% of them ($728,048 against a typical $681,779), its price per square foot is higher than 41% of them ($358 against a typical $374), it is bigger than 60% of them (2,035 ft² against a typical 1,877 ft²), its lot is bigger than 27% of them (0.32 ac against a typical 0.57 ac) and it is newer than 71% of them (1982 against a typical 1970). Measured against all of Middlesex County, it is worth more than 43% 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 6 Olney St, Billerica, MA?

The 2026 property tax bill for 6 Olney St, Billerica, MA was $7,261. The county assessed it at $625,400.

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