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Single Family ResidenceResidential
$633,992$277 / 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 87How 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 $265,000 on Jun 13, 2017

423 OLD COUNTY RD

WESTPORT, MA 02790
3
Beds
0
Baths
2,290 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.
1.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
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

$634K
$554K low$714K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$265,000 · Jun 13, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,176 (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.$560,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$187,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$372,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$522,785

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.Conventional
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.1986
Lot (acres)The size of the land the home sits on, from county records.1.42
ConstructionThe main material the home's frame and walls are built from.Brick
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
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(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.

M
Westport Middle-High SchoolC+
Middle · Grades 5–12 · 0.2 mi
E
Westport Elementary SchoolB-
Elementary · Grades 1–4 · 0.3 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

423 Old County Rd 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 71% of homes in Bristol County
  • Costs less per square foot than 86% of homes in Westport 02790
  • Bigger than 74% of homes in Bristol County
  • Has a bigger lot than 85% of homes in Bristol County
  • Older than 93% 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
$338K$2.3M

This home is worth more than 51% 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$633,992
CheaperTypical $631,724Pricier

Pricier than 51% of homes nearby

Price per ft²$277
CheaperTypical $372Pricier

Pricier than 14% of homes nearby

Living area2,290 ft²
SmallerTypical 1,764 ft²Bigger

Bigger than 71% of homes nearby

Lot size1.42 ac
SmallerTypical 1.03 acBigger

Bigger than 66% of homes nearby

Year built1900
OlderTypical 1972Newer

Newer than 7% of homes nearby

How 423 Old County Rd ranks against every home in each area.
MeasureThis homeWestport 02790Bristol County
Estimated valuepricier than$633,99251% of homes71% of homes
Price per ft²pricier than$27714% of homes18% of homes
Living areabigger than2,290 ft²71% of homes74% of homes
Lot sizebigger than1.42 ac66% of homes85% of homes
Year builtnewer than19007% of homes14% of homes

About 423 Old County Rd

How much is 423 Old County Rd, Westport, MA worth?

The TopHap Estimate for 423 Old County Rd, Westport, MA is $633,992 as of Aug 30, 2026. The likely range is $554,169 to $713,815. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 423 Old County Rd, Westport, MA last sell?

423 Old County Rd, Westport, MA last sold on Jun 13, 2017 for $265,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 423 Old County Rd, Westport, MA?

423 Old County Rd, Westport, MA has 3 bedrooms, 2,290 square feet of living space and a 1.42-acre lot.

When was 423 Old County Rd, Westport, MA built?

423 Old County Rd, Westport, MA was built in 1900, making it 126 years old. It is a conventional home. The building has 2 stories.

What schools serve 423 Old County Rd, Westport, MA?

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

How does 423 Old County Rd, Westport, MA compare to other homes in Westport 02790?

Among the 7,201 homes in Westport 02790, it is worth more than 51% of them ($633,992 against a typical $631,724), its price per square foot is higher than 14% of them ($277 against a typical $372), it is bigger than 71% of them (2,290 ft² against a typical 1,764 ft²), its lot is bigger than 66% of them (1.42 ac against a typical 1.03 ac) and it is newer than 7% of them (1900 against a typical 1972). Measured against all of Bristol County, it is worth more than 71% 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 423 Old County Rd, Westport, MA?

The 2025 property tax bill for 423 Old County Rd, Westport, MA was $4,176. The county assessed it at $560,500.

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