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Triplex (3 Units, Any Combination)Residential
Last sold for $249,000 on Apr 14, 2010

21 ELLIS ST

BROCKTON, MA 02301
9
Beds
3
Baths
3,671 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1889
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
17
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$249,000 · Apr 14, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,444 (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.$697,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$140,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$557,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$684,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Triplex (3 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Two Family
CountyPlymouth
Lot (acres)The size of the land the home sits on, from county records.0.18
HeatingThe type of heating system in the home.Steam
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Dr W Arnone Community SchoolF
Elementary · Grades PK–5 · 0.7 mi
M
West Middle SchoolD-
Middle · Grades 6–8 · 0.9 mi
H
Brockton High SchoolD-
High · Grades 9–12 · 1.6 mi

District: Brockton School District

Neighborhood · ZIP 02301These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

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.96%
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.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.71,055
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,647 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,681
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,530
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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 Ellis 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.

  • Bigger than 95% of homes in Brockton 02301
  • Has a smaller lot than 82% of homes in Plymouth County
  • Older than 95% of homes in Plymouth County

How it measures up in Brockton 02301

The dot is this home. The mark in the middle is the typical home in Brockton 02301.

Living area3,671 ft²
SmallerTypical 1,596 ft²Bigger

Bigger than 95% of homes nearby

Lot size0.18 ac
SmallerTypical 0.19 acBigger

Bigger than 45% of homes nearby

Year built1889
OlderTypical 1950Newer

Newer than 7% of homes nearby

How 21 Ellis St ranks against every home in each area.
MeasureThis homeBrockton 02301Plymouth County
Living areabigger than3,671 ft²95% of homes95% of homes
Lot sizebigger than0.18 ac45% of homes18% of homes
Year builtnewer than18897% of homes5% of homes

About 21 Ellis St

When did 21 Ellis St, Brockton, MA last sell?

21 Ellis St, Brockton, MA last sold on Apr 14, 2010 for $249,000, according to the county's recorded deed.

How big is 21 Ellis St, Brockton, MA?

21 Ellis St, Brockton, MA has 9 bedrooms, 3 bathrooms, 3,671 square feet of living space and a 0.18-acre lot.

When was 21 Ellis St, Brockton, MA built?

21 Ellis St, Brockton, MA was built in 1889, making it 137 years old. It is a two family home. The building has 3 stories.

What schools serve 21 Ellis St, Brockton, MA?

21 Ellis St, Brockton, MA is assigned to Dr W Arnone Community School (elementary), rated F; West Middle School (middle), rated D-; Brockton High School (high), rated D-. All sit in Brockton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Ellis St, Brockton, MA compare to other homes in Brockton 02301?

Among the 13,431 homes in Brockton 02301, it is bigger than 95% of them (3,671 ft² against a typical 1,596 ft²), its lot is bigger than 45% of them (0.18 ac against a typical 0.19 ac) and it is newer than 7% of them (1889 against a typical 1950). 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 Ellis St, Brockton, MA?

The 2025 property tax bill for 21 Ellis St, Brockton, MA was $8,444. The county assessed it at $697,300.

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Assigned schools

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