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Single Family ResidenceResidential
$345,050$254 / 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 91How 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 $260,000 on Feb 8, 2024

20 GROVE ST

SOUTH YARMOUTH, MA 02664
4
Beds
2 / 1
Baths
1,358 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.
1940
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$345K
$314K low$377K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$260,000 · Feb 8, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,476 (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.$491,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$253,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$237,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$491,000

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.37 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.90%
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.Colonial
CountyBarnstable
Lot (acres)The size of the land the home sits on, from county records.0.09
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
Marguerite E. Small Elementary SchoolD+
Elementary · Grades PK–3 · 2.2 mi
M
Mattacheese Middle SchoolC-
Middle · Grades 6–8 · 2.2 mi
H
Dennis Yarmouth Regional High SchoolD+
High · Grades 9–12 · 4.4 mi

District: Dennis-Yarmouth School District

Neighborhood · ZIP 02664These 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.94
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 100.44

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.66%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.9%
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.10,036
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,247 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,867
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,512
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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 Grove 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.

  • Among the least valuable homes in South Yarmouth 02664
  • Among the lowest price per square foot in South Yarmouth 02664
  • Among the smallest lots in South Yarmouth 02664
  • Older than 93% of homes in South Yarmouth 02664

What homes are worth in South Yarmouth 02664

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

This home
$372K$2.2M

This home is worth less than almost all homes in South Yarmouth 02664.

How it measures up in South Yarmouth 02664

The dot is this home. The mark in the middle is the typical home in South Yarmouth 02664.

Estimated value$345,050
CheaperTypical $694,346Pricier

Cheaper than almost all homes nearby

Price per ft²$254
CheaperTypical $563Pricier

Cheaper than almost all homes nearby

Living area1,358 ft²
SmallerTypical 1,300 ft²Bigger

Bigger than 54% of homes nearby

Lot size3,920 ft²
SmallerTypical 0.29 acBigger

Smaller than almost all homes nearby

Year built1940
OlderTypical 1968Newer

Newer than 7% of homes nearby

How 20 Grove St ranks against every home in each area.
MeasureThis homeSouth Yarmouth 02664Barnstable County
Estimated valuepricier than$345,050almost no homes3% of homes
Price per ft²pricier than$254almost no homesalmost no homes
Living areabigger than1,358 ft²54% of homes38% of homes
Lot sizebigger than3,920 ft²almost no homesalmost no homes
Year builtnewer than19407% of homes10% of homes

About 20 Grove St

How much is 20 Grove St, South Yarmouth, MA worth?

The TopHap Estimate for 20 Grove St, South Yarmouth, MA is $345,050 as of Sep 24, 2026. The likely range is $313,557 to $376,543. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Grove St, South Yarmouth, MA last sell?

20 Grove St, South Yarmouth, MA last sold on Feb 8, 2024 for $260,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 20 Grove St, South Yarmouth, MA?

20 Grove St, South Yarmouth, MA has 4 bedrooms, 2 bathrooms, 1,358 square feet of living space and a 0.09-acre lot.

When was 20 Grove St, South Yarmouth, MA built?

20 Grove St, South Yarmouth, MA was built in 1940, making it 86 years old. It is a colonial home. The building has 2 stories.

What schools serve 20 Grove St, South Yarmouth, MA?

20 Grove St, South Yarmouth, MA is assigned to Marguerite E. Small Elementary School (elementary), rated D+; Mattacheese Middle School (middle), rated C-; Dennis Yarmouth Regional High School (high), rated D+. All sit in Dennis-Yarmouth School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Grove St, South Yarmouth, MA compare to other homes in South Yarmouth 02664?

Among the 6,149 homes in South Yarmouth 02664, it is worth more than almost none of them ($345,050 against a typical $694,346), its price per square foot is higher than almost none of them ($254 against a typical $563), it is bigger than 54% of them (1,358 ft² against a typical 1,300 ft²), its lot is bigger than almost none of them (3,920 ft² against a typical 0.29 ac) and it is newer than 7% of them (1940 against a typical 1968). Measured against all of Barnstable County, it is worth more than 3% 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 Grove St, South Yarmouth, MA?

The 2025 property tax bill for 20 Grove St, South Yarmouth, MA was $3,476. The county assessed it at $491,000.

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