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Single Family ResidenceResidential
$447,984$252 / 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 Oct 21, 2026
Last sold for $411,259 on Jul 27, 2021

21 ASH ST

BROCKTON, MA 02301
4
Beds
1.5
Baths
1,780 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1905
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$448K
$429K low$467K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$411,259 · Jul 27, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,270 (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.$435,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$140,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$294,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$479,370

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.34 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.Colonial
CountyPLYMOUTH
Lot (acres)The size of the land the home sits on, from county records.0.26
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

Transaction History(13)

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(3)

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

E
Manthala George Jr. SchoolD
Elementary · Grades PK–5 · 0.6 mi
M
West Middle SchoolD-
Middle · Grades 6–8 · 0.7 mi
H
Brockton High SchoolD-
High · Grades 9–12 · 1.5 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 Ash 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 86% of homes in Plymouth County
  • Costs less per square foot than 96% of homes in Plymouth County
  • Has a smaller lot than 71% of homes in Plymouth County
  • Older than 89% of homes in Plymouth County

What homes are worth in Brockton 02301

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

This home
$224K$819K

This home is worth more than 30% of homes in Brockton 02301.

How it measures up in Brockton 02301

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

Estimated value$447,984
CheaperTypical $500,516Pricier

Pricier than 30% of homes nearby

Price per ft²$252
CheaperTypical $331Pricier

Pricier than 8% of homes nearby

Living area1,780 ft²
SmallerTypical 1,608 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.26 ac
SmallerTypical 0.2 acBigger

Bigger than 65% of homes nearby

Year built1905
OlderTypical 1950Newer

Newer than 19% of homes nearby

How 21 Ash St ranks against every home in each area.
MeasureThis homeBrockton 02301Plymouth County
Estimated valuepricier than$447,98430% of homes14% of homes
Price per ft²pricier than$2528% of homes4% of homes
Living areabigger than1,780 ft²60% of homes53% of homes
Lot sizebigger than0.26 ac65% of homes29% of homes
Year builtnewer than190519% of homes11% of homes

About 21 Ash St

How much is 21 Ash St, Brockton, MA worth?

The TopHap Estimate for 21 Ash St, Brockton, MA is $447,984 as of Oct 21, 2026. The likely range is $429,078 to $466,890. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

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

21 Ash St, Brockton, MA last sold on Jul 27, 2021 for $411,259, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Ash St, Brockton, MA?

21 Ash St, Brockton, MA has 4 bedrooms, 1.5 bathrooms, 1,780 square feet of living space and a 0.26-acre lot.

When was 21 Ash St, Brockton, MA built?

21 Ash St, Brockton, MA was built in 1905, making it 121 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 Ash St, Brockton, MA?

21 Ash St, Brockton, MA is assigned to Manthala George Jr. School (elementary), rated D; 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 Ash St, Brockton, MA compare to other homes in Brockton 02301?

Among the 13,431 homes in Brockton 02301, it is worth more than 30% of them ($447,984 against a typical $500,516), its price per square foot is higher than 8% of them ($252 against a typical $331), it is bigger than 60% of them (1,780 ft² against a typical 1,608 ft²), its lot is bigger than 65% of them (0.26 ac against a typical 0.2 ac) and it is newer than 19% of them (1905 against a typical 1950). Measured against all of Plymouth County, it is worth more than 14% 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 Ash St, Brockton, MA?

The 2025 property tax bill for 21 Ash St, Brockton, MA was $5,270. The county assessed it at $435,200.

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