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Single Family ResidenceResidential
$524,900$464 / 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 84How 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

100 O DR

WESTPORT, MA 02790
3
Beds
0
Baths
1,132 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.
1971
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$525K
$439K low$611K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,019 (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.$405,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$159,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$246,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$427,215

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.Raised Ranch
CountyBRISTOL
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.1988
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.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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
Westport Elementary SchoolB-
Elementary · Grades 1–4 · 2.8 mi
M
Westport Middle-High SchoolC+
Middle · Grades 5–12 · 2.9 mi

District: Westport School District

Neighborhood · ZIP 02790These 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.76
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 100.62

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.17,394
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.271 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$94,082
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,569
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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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

100 O Dr 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 67% of homes in Westport 02790
  • Costs more per square foot than 91% of homes in Bristol County
  • Smaller than 84% of homes in Westport 02790
  • Has a smaller lot than 86% of homes in Westport 02790

What homes are worth in Westport 02790

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

This home
$331K$2.3M

This home is worth more than 33% of homes in Westport 02790.

How it measures up in Westport 02790

The dot is this home. The mark in the middle is the typical home in Westport 02790.

Estimated value$524,900
CheaperTypical $630,367Pricier

Pricier than 33% of homes nearby

Price per ft²$464
CheaperTypical $371Pricier

Pricier than 76% of homes nearby

Living area1,132 ft²
SmallerTypical 1,761 ft²Bigger

Bigger than 16% of homes nearby

Lot size0.32 ac
SmallerTypical 1.01 acBigger

Bigger than 14% of homes nearby

Year built1971
OlderTypical 1972Newer

Newer than 48% of homes nearby

How 100 O Dr ranks against every home in each area.
MeasureThis homeWestport 02790Bristol County
Estimated valuepricier than$524,90033% of homes52% of homes
Price per ft²pricier than$46476% of homes91% of homes
Living areabigger than1,132 ft²16% of homes18% of homes
Lot sizebigger than0.32 ac14% of homes43% of homes
Year builtnewer than197148% of homes55% of homes

About 100 O Dr

How much is 100 O Dr, Westport, MA worth?

The TopHap Estimate for 100 O Dr, Westport, MA is $524,900 as of Aug 30, 2026. The likely range is $438,780 to $611,020. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 O Dr, Westport, MA last sell?

100 O Dr, Westport, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 100 O Dr, Westport, MA?

100 O Dr, Westport, MA has 3 bedrooms, 1,132 square feet of living space and a 0.32-acre lot.

When was 100 O Dr, Westport, MA built?

100 O Dr, Westport, MA was built in 1971, making it 55 years old. It is a raised ranch home. The building has 1 story.

What schools serve 100 O Dr, Westport, MA?

100 O Dr, Westport, MA is assigned to Westport Elementary School (elementary), rated B-; Westport Middle-High School (middle), rated C+. All sit in Westport School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 O Dr, Westport, MA compare to other homes in Westport 02790?

Among the 7,201 homes in Westport 02790, it is worth more than 33% of them ($524,900 against a typical $630,367), its price per square foot is higher than 76% of them ($464 against a typical $371), it is bigger than 16% of them (1,132 ft² against a typical 1,761 ft²), its lot is bigger than 14% of them (0.32 ac against a typical 1.01 ac) and it is newer than 48% of them (1971 against a typical 1972). Measured against all of Bristol County, it is worth more than 52% 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 100 O Dr, Westport, MA?

The 2025 property tax bill for 100 O Dr, Westport, MA was $3,019. The county assessed it at $405,200.

More homes on O Dr

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