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Single Family ResidenceResidential
$727,991$677 / 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 75How 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 $695,000 on Sep 26, 2025

21 BAYSIDE AVE

SWANSEA, MA 02777
2
Beds
1
Baths
1,075 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.
3,920 ft²
Lot SizeThe size of the land the home sits on, from county records.
1911
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

$728K
$546K low$910K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$695,000 · Sep 26, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,063 (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.$257,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$152,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$105,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$255,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$565,250

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.36 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.1 percent coastal 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.Bungalow
CountyBRISTOL
Lot (acres)The size of the land the home sits on, from county records.0.09
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.No Foundation
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Space
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(9)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Gardner
Elementary · Grades KG–2 · 0.6 mi
M
Joseph Case Jr High SchoolB-
Middle · Grades 6–8 · 2.3 mi
H
Joseph Case High SchoolB-
High · Grades 9–12 · 2.6 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

21 Bayside Ave 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 84% of homes in Swansea 02777
  • Among the highest price per square foot in Swansea 02777
  • Smaller than 86% of homes in Bristol County
  • Has a smaller lot than 98% of homes in Swansea 02777
  • Older than 93% 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
$299K$996K

This home is worth more than 84% 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$727,991
CheaperTypical $495,854Pricier

Pricier than 84% of homes nearby

Price per ft²$677
CheaperTypical $366Pricier

Pricier than almost all homes nearby

Living area1,075 ft²
SmallerTypical 1,416 ft²Bigger

Bigger than 20% of homes nearby

Lot size3,920 ft²
SmallerTypical 0.43 acBigger

Bigger than 2% of homes nearby

Year built1911
OlderTypical 1966Newer

Newer than 7% of homes nearby

How 21 Bayside Ave ranks against every home in each area.
MeasureThis homeSwansea 02777Bristol County
Estimated valuepricier than$727,99184% of homes82% of homes
Price per ft²pricier than$677almost all homesalmost all homes
Living areabigger than1,075 ft²20% of homes14% of homes
Lot sizebigger than3,920 ft²2% of homes6% of homes
Year builtnewer than19117% of homes17% of homes

About 21 Bayside Ave

How much is 21 Bayside Ave, Swansea, MA worth?

The TopHap Estimate for 21 Bayside Ave, Swansea, MA is $727,991 as of Aug 30, 2026. The likely range is $546,026 to $909,956. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Bayside Ave, Swansea, MA last sell?

21 Bayside Ave, Swansea, MA last sold on Sep 26, 2025 for $695,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Bayside Ave, Swansea, MA?

21 Bayside Ave, Swansea, MA has 2 bedrooms, 1 bathrooms, 1,075 square feet of living space and a 0.09-acre lot.

When was 21 Bayside Ave, Swansea, MA built?

21 Bayside Ave, Swansea, MA was built in 1911, making it 115 years old. It is a bungalow home. The building has 1 story.

What schools serve 21 Bayside Ave, Swansea, MA?

21 Bayside Ave, Swansea, MA is assigned to Gardner (elementary); Joseph Case Jr High School (middle), rated B-; Joseph Case High School (high), rated B-. All sit in Swansea School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Bayside Ave, Swansea, MA compare to other homes in Swansea 02777?

Among the 6,446 homes in Swansea 02777, it is worth more than 84% of them ($727,991 against a typical $495,854), its price per square foot is higher than almost all of them ($677 against a typical $366), it is bigger than 20% of them (1,075 ft² against a typical 1,416 ft²), its lot is bigger than 2% of them (3,920 ft² against a typical 0.43 ac) and it is newer than 7% of them (1911 against a typical 1966). Measured against all of Bristol County, it is worth more than 82% 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 21 Bayside Ave, Swansea, MA?

The 2025 property tax bill for 21 Bayside Ave, Swansea, MA was $3,063. The county assessed it at $257,000.

More homes on Bayside Ave

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