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Single Family ResidenceResidential
$2,395,000$1,240 / 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 83How 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

21 MATTAREST LN

SOUTH DARTMOUTH, MA 02748
3
Beds
2.5
Baths
1,932 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.
3.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1989
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

$2.4M
$2M low$2.8M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,591 (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.$1,346,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,023,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$322,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$4,439,540

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
CountyBRISTOL
Lot (acres)The size of the land the home sits on, from county records.3.29
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(2)

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.

H
Dartmouth High SchoolB+
High · Grades 9–12 · 4.0 mi
E
Joseph DemelloB+
Elementary · Grades KG–5 · 4.1 mi
M
Dartmouth Middle SchoolB+
Middle · Grades 6–8 · 5.8 mi

District: Dartmouth School District

Neighborhood · ZIP 02748These 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.117
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.7%
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.12,068
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.466 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,677
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$132,559
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 Mattarest Ln 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.

  • Among the most valuable homes in Bristol County
  • Among the highest price per square foot in Bristol County
  • Has a bigger lot than 94% of homes in Bristol County
  • Newer than 79% of homes in South Dartmouth 02748

What homes are worth in South Dartmouth 02748

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

This home
$358K$3M

This home is worth more than 96% of homes in South Dartmouth 02748.

How it measures up in South Dartmouth 02748

The dot is this home. The mark in the middle is the typical home in South Dartmouth 02748.

Estimated value$2,395,000
CheaperTypical $711,164Pricier

Pricier than 96% of homes nearby

Price per ft²$1240
CheaperTypical $421Pricier

Pricier than almost all homes nearby

Living area1,932 ft²
SmallerTypical 1,772 ft²Bigger

Bigger than 57% of homes nearby

Lot size3.29 ac
SmallerTypical 0.41 acBigger

Bigger than 90% of homes nearby

Year built1989
OlderTypical 1965Newer

Newer than 79% of homes nearby

How 21 Mattarest Ln ranks against every home in each area.
MeasureThis homeSouth Dartmouth 02748Bristol County
Estimated valuepricier than$2,395,00096% of homesalmost all homes
Price per ft²pricier than$1240almost all homesalmost all homes
Living areabigger than1,932 ft²57% of homes62% of homes
Lot sizebigger than3.29 ac90% of homes94% of homes
Year builtnewer than198979% of homes75% of homes

About 21 Mattarest Ln

How much is 21 Mattarest Ln, South Dartmouth, MA worth?

The TopHap Estimate for 21 Mattarest Ln, South Dartmouth, MA is $2,395,000 as of Aug 30, 2026. The likely range is $1,978,588 to $2,811,412. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Mattarest Ln, South Dartmouth, MA last sell?

21 Mattarest Ln, South Dartmouth, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Mattarest Ln, South Dartmouth, MA?

21 Mattarest Ln, South Dartmouth, MA has 3 bedrooms, 2.5 bathrooms, 1,932 square feet of living space and a 3.29-acre lot.

When was 21 Mattarest Ln, South Dartmouth, MA built?

21 Mattarest Ln, South Dartmouth, MA was built in 1989, making it 37 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 Mattarest Ln, South Dartmouth, MA?

21 Mattarest Ln, South Dartmouth, MA is assigned to Dartmouth High School (high), rated B+; Joseph Demello (elementary), rated B+; Dartmouth Middle School (middle), rated B+. All sit in Dartmouth School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Mattarest Ln, South Dartmouth, MA compare to other homes in South Dartmouth 02748?

Among the 4,976 homes in South Dartmouth 02748, it is worth more than 96% of them ($2,395,000 against a typical $711,164), its price per square foot is higher than almost all of them ($1240 against a typical $421), it is bigger than 57% of them (1,932 ft² against a typical 1,772 ft²), its lot is bigger than 90% of them (3.29 ac against a typical 0.41 ac) and it is newer than 79% of them (1989 against a typical 1965). Measured against all of Bristol County, it is worth more than almost all 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 Mattarest Ln, South Dartmouth, MA?

The 2025 property tax bill for 21 Mattarest Ln, South Dartmouth, MA was $11,591. The county assessed it at $1,346,200.

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