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Single Family ResidenceResidential
$407,139$305 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $165,000 on Jun 15, 2015

20 TRENTON ST

BELLINGHAM, MA 02019
3
Beds
1
Baths
1,335 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$407K
$386K low$429K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$165,000 · Jun 15, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,164 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$336,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$134,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$194,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$324,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$381,520

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.2 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.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
CountyNORFOLK
Lot (acres)The size of the land the home sits on, from county records.0.23
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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
Joseph F. DiPietro Elementary SchoolC
Elementary · Grades KG–3 · 1.1 mi
M
Bellingham Memorial SchoolC-
Middle · Grades 4–7 · 4.0 mi
H
Bellingham High SchoolC
High · Grades 8–12 · 4.1 mi

District: Bellingham School District

Neighborhood · ZIP 02019These 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.95
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.64

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.17,554
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.931 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,962
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$129,449
Average tempThe average temperature here across a full year.49°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

20 Trenton 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 94% of homes in Norfolk County
  • Costs less per square foot than 93% of homes in Norfolk County
  • Smaller than 75% of homes in Bellingham 02019
  • Has a smaller lot than 90% of homes in Bellingham 02019
  • Older than 90% of homes in Bellingham 02019

What homes are worth in Bellingham 02019

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

This home
$333K$906K

This home is worth more than 15% of homes in Bellingham 02019.

How it measures up in Bellingham 02019

The dot is this home. The mark in the middle is the typical home in Bellingham 02019.

Estimated value$407,139
CheaperTypical $505,590Pricier

Pricier than 15% of homes nearby

Price per ft²$305
CheaperTypical $309Pricier

Pricier than 47% of homes nearby

Living area1,335 ft²
SmallerTypical 1,714 ft²Bigger

Bigger than 25% of homes nearby

Lot size0.23 ac
SmallerTypical 0.53 acBigger

Bigger than 10% of homes nearby

Year built1940
OlderTypical 1968Newer

Newer than 10% of homes nearby

How 20 Trenton St ranks against every home in each area.
MeasureThis homeBellingham 02019Norfolk County
Estimated valuepricier than$407,13915% of homes6% of homes
Price per ft²pricier than$30547% of homes7% of homes
Living areabigger than1,335 ft²25% of homes30% of homes
Lot sizebigger than0.23 ac10% of homes29% of homes
Year builtnewer than194010% of homes31% of homes

About 20 Trenton St

How much is 20 Trenton St, Bellingham, MA worth?

The TopHap Estimate for 20 Trenton St, Bellingham, MA is $407,139 as of Sep 24, 2026. The likely range is $385,524 to $428,754. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Trenton St, Bellingham, MA last sell?

20 Trenton St, Bellingham, MA last sold on Jun 15, 2015 for $165,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 20 Trenton St, Bellingham, MA?

20 Trenton St, Bellingham, MA has 3 bedrooms, 1 bathrooms, 1,335 square feet of living space and a 0.23-acre lot.

When was 20 Trenton St, Bellingham, MA built?

20 Trenton St, Bellingham, MA was built in 1940, making it 86 years old. It is a cape cod home. The building has 2 stories.

What schools serve 20 Trenton St, Bellingham, MA?

20 Trenton St, Bellingham, MA is assigned to Joseph F. DiPietro Elementary School (elementary), rated C; Bellingham Memorial School (middle), rated C-; Bellingham High School (high), rated C. All sit in Bellingham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Trenton St, Bellingham, MA compare to other homes in Bellingham 02019?

Among the 6,055 homes in Bellingham 02019, it is worth more than 15% of them ($407,139 against a typical $505,590), its price per square foot is higher than 47% of them ($305 against a typical $309), it is bigger than 25% of them (1,335 ft² against a typical 1,714 ft²), its lot is bigger than 10% of them (0.23 ac against a typical 0.53 ac) and it is newer than 10% of them (1940 against a typical 1968). Measured against all of Norfolk County, it is worth more than 6% 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 20 Trenton St, Bellingham, MA?

The 2026 property tax bill for 20 Trenton St, Bellingham, MA was $4,164. The county assessed it at $336,100.

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