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Single Family ResidenceResidential
$635,533$498 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $511,500 on May 31, 2022

307 ROBERT ST

WESTPORT, MA 02790
3
Beds
0
Baths
1,275 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.
0.75 ac
Lot SizeThe size of the land the home sits on, from county records.
1965
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

$636K
$607K low$664K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$511,500 · May 31, 2022
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$175,183
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$140,146
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.73%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$460,350
MILESTONE MORTGAGE SOLUTIONS · P · recorded May 31, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,874 (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.$520,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$232,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$287,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$623,580

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.39 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

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.Contemporary
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.0.75
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
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, Attached
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(3)

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 · 3.5 mi
E
Westport Elementary SchoolB-
Elementary · Grades 1–4 · 3.5 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.17,393
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

307 Robert 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 Bristol County
  • Costs more per square foot than 94% of homes in Bristol County
  • Smaller than 76% of homes in Westport 02790
  • Has a bigger lot than 71% of homes in Bristol County

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$2.6M

This home is worth more than 47% 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$635,533
CheaperTypical $655,758Pricier

Pricier than 47% of homes nearby

Price per ft²$498
CheaperTypical $380Pricier

Pricier than 78% of homes nearby

Living area1,275 ft²
SmallerTypical 1,764 ft²Bigger

Bigger than 24% of homes nearby

Lot size0.75 ac
SmallerTypical 1 acBigger

Bigger than 42% of homes nearby

Year built1965
OlderTypical 1972Newer

Newer than 36% of homes nearby

How 307 Robert St ranks against every home in each area.
MeasureThis homeWestport 02790Bristol County
Estimated valuepricier than$635,53347% of homes70% of homes
Price per ft²pricier than$49878% of homes94% of homes
Living areabigger than1,275 ft²24% of homes28% of homes
Lot sizebigger than0.75 ac42% of homes71% of homes
Year builtnewer than196536% of homes49% of homes

About 307 Robert St

How much is 307 Robert St, Westport, MA worth?

The TopHap Estimate for 307 Robert St, Westport, MA is $635,533 as of Jul 14, 2026. The likely range is $607,306 to $663,760. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 307 Robert St, Westport, MA last sell?

307 Robert St, Westport, MA last sold on May 31, 2022 for $511,500, according to the county's recorded deed.

How big is 307 Robert St, Westport, MA?

307 Robert St, Westport, MA has 3 bedrooms, 1,275 square feet of living space and a 0.75-acre lot.

When was 307 Robert St, Westport, MA built?

307 Robert St, Westport, MA was built in 1965, making it 61 years old. It is a contemporary home. The building has 1 story.

What schools serve 307 Robert St, Westport, MA?

307 Robert St, 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 307 Robert St, Westport, MA compare to other homes in Westport 02790?

Among the 7,201 homes in Westport 02790, it is worth more than 47% of them ($635,533 against a typical $655,758), its price per square foot is higher than 78% of them ($498 against a typical $380), it is bigger than 24% of them (1,275 ft² against a typical 1,764 ft²), its lot is bigger than 42% of them (0.75 ac against a typical 1 ac) and it is newer than 36% of them (1965 against a typical 1972). Measured against all of Bristol County, it is worth more than 70% 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 307 Robert St, Westport, MA?

The 2025 property tax bill for 307 Robert St, Westport, MA was $3,874. The county assessed it at $520,000.

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