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Duplex (2 Units, Any Combination)Residential
Last sold for $660,000 on Jul 23, 2018

338 MAIN ST

SOUTH DENNIS, MA 02660
5
Beds
4
Baths
3,342 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.
2.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1874
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
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.$660,000 · Jul 23, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,883 (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.$896,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$252,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$644,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$880,495

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.54
100
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
11
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
50
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
84
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
29
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.110 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.94%
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.Duplex (2 Units, Any Combination)
CountyBARNSTABLE
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1993
Lot (acres)The size of the land the home sits on, from county records.2.24
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.Wood Shingle
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
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(10)

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
Ezra H. Baker Innovation SchoolB-
Elementary · Grades PK–3 · 0.9 mi
H
Dennis Yarmouth Regional High SchoolD+
High · Grades 9–12 · 2.0 mi
M
Mattacheese Middle SchoolC-
Middle · Grades 6–8 · 4.6 mi

District: Dennis-Yarmouth School District

Neighborhood · ZIP 02660These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
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.6,640
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.686 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,630
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$105,792
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

338 Main 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 97% of homes in South Dennis 02660
  • Among the largest lots in South Dennis 02660
  • Older than 98% of homes in South Dennis 02660

How it measures up in South Dennis 02660

The dot is this home. The mark in the middle is the typical home in South Dennis 02660.

Living area3,342 ft²
SmallerTypical 1,396 ft²Bigger

Bigger than 97% of homes nearby

Lot size2.24 ac
SmallerTypical 0.31 acBigger

Bigger than almost all homes nearby

Year built1874
OlderTypical 1975Newer

Newer than 2% of homes nearby

How 338 Main St ranks against every home in each area.
MeasureThis homeSouth Dennis 02660Barnstable County
Living areabigger than3,342 ft²97% of homes94% of homes
Lot sizebigger than2.24 acalmost all homes97% of homes
Year builtnewer than18742% of homes2% of homes

About 338 Main St

When did 338 Main St, South Dennis, MA last sell?

338 Main St, South Dennis, MA last sold on Jul 23, 2018 for $660,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 338 Main St, South Dennis, MA?

338 Main St, South Dennis, MA has 5 bedrooms, 4 bathrooms, 3,342 square feet of living space and a 2.24-acre lot.

When was 338 Main St, South Dennis, MA built?

338 Main St, South Dennis, MA was built in 1874, making it 152 years old. The building has 2 stories.

What schools serve 338 Main St, South Dennis, MA?

338 Main St, South Dennis, MA is assigned to Ezra H. Baker Innovation School (elementary), rated B-; Dennis Yarmouth Regional High School (high), rated D+; Mattacheese Middle School (middle), rated C-. All sit in Dennis-Yarmouth School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 338 Main St, South Dennis, MA compare to other homes in South Dennis 02660?

Among the 4,468 homes in South Dennis 02660, it is bigger than 97% of them (3,342 ft² against a typical 1,396 ft²), its lot is bigger than almost all of them (2.24 ac against a typical 0.31 ac) and it is newer than 2% of them (1874 against a typical 1975). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 338 Main St, South Dennis, MA?

The 2025 property tax bill for 338 Main St, South Dennis, MA was $3,883. The county assessed it at $896,700.

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