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Single Family ResidenceResidential
$446,382$488 / 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 88How 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 $120,000 on Apr 26, 1991

30 MASON ST

SWANSEA, MA 02777
2
Beds
1
Baths
914 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.
1958
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$446K
$395K low$498K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$120,000 · Apr 26, 1991

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,422 (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.$371,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$176,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$195,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$367,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$355,205

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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.26%
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.minimal

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.Cape Cod
CountyBRISTOL
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
Mark G Hoyle Elementary School
Elementary · Grades PK–2 · 1.8 mi
H
Joseph Case High SchoolB-
High · Grades 9–12 · 4.0 mi
M
Joseph Case Jr High SchoolB-
Middle · Grades 6–8 · 4.5 mi

District: Swansea School District

Neighborhood · ZIP 02777These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.58

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.17,457
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.692 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,907
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$124,912
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

30 Mason 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 less than 74% of homes in Swansea 02777
  • Costs more per square foot than 94% of homes in Bristol County
  • Smaller than 94% of homes in Bristol County
  • Has a bigger lot than 72% of homes in Swansea 02777

What homes are worth in Swansea 02777

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

This home
$315K$1M

This home is worth more than 26% of homes in Swansea 02777.

How it measures up in Swansea 02777

The dot is this home. The mark in the middle is the typical home in Swansea 02777.

Estimated value$446,382
CheaperTypical $512,282Pricier

Pricier than 26% of homes nearby

Price per ft²$488
CheaperTypical $375Pricier

Pricier than 93% of homes nearby

Living area914 ft²
SmallerTypical 1,412 ft²Bigger

Bigger than 8% of homes nearby

Lot size0.75 ac
SmallerTypical 0.43 acBigger

Bigger than 72% of homes nearby

Year built1958
OlderTypical 1966Newer

Newer than 42% of homes nearby

How 30 Mason St ranks against every home in each area.
MeasureThis homeSwansea 02777Bristol County
Estimated valuepricier than$446,38226% of homes28% of homes
Price per ft²pricier than$48893% of homes94% of homes
Living areabigger than914 ft²8% of homes6% of homes
Lot sizebigger than0.75 ac72% of homes71% of homes
Year builtnewer than195842% of homes42% of homes

About 30 Mason St

How much is 30 Mason St, Swansea, MA worth?

The TopHap Estimate for 30 Mason St, Swansea, MA is $446,382 as of Jul 14, 2026. The likely range is $394,694 to $498,070. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 30 Mason St, Swansea, MA last sell?

30 Mason St, Swansea, MA last sold on Apr 26, 1991 for $120,000, according to the county's recorded deed.

How big is 30 Mason St, Swansea, MA?

30 Mason St, Swansea, MA has 2 bedrooms, 1 bathrooms, 914 square feet of living space and a 0.75-acre lot.

When was 30 Mason St, Swansea, MA built?

30 Mason St, Swansea, MA was built in 1958, making it 68 years old. It is a cape cod home. The building has 1 story.

What schools serve 30 Mason St, Swansea, MA?

30 Mason St, Swansea, MA is assigned to Mark G Hoyle Elementary School (elementary); Joseph Case High School (high), rated B-; Joseph Case Jr High School (middle), rated B-. All sit in Swansea School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 30 Mason St, Swansea, MA compare to other homes in Swansea 02777?

Among the 6,446 homes in Swansea 02777, it is worth more than 26% of them ($446,382 against a typical $512,282), its price per square foot is higher than 93% of them ($488 against a typical $375), it is bigger than 8% of them (914 ft² against a typical 1,412 ft²), its lot is bigger than 72% of them (0.75 ac against a typical 0.43 ac) and it is newer than 42% of them (1958 against a typical 1966). Measured against all of Bristol County, it is worth more than 28% 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 30 Mason St, Swansea, MA?

The 2025 property tax bill for 30 Mason St, Swansea, MA was $4,422. The county assessed it at $371,000.

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