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Duplex (2 Units, Any Combination)Residential
Last sold for $349,900 on Jan 9, 2006

657 OLD BASS RIVER RD

DENNIS, MA 02638
3
Beds
2
Baths
1,956 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.
0.45 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
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.$349,900 · Jan 9, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,841 (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.$656,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$188,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$468,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$604,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Cape Cod
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.2001
Lot (acres)The size of the land the home sits on, from county records.0.45
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.Asphalt
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

Transaction History(7)

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
Dennis Yarmouth Regional High SchoolC
High · Grades 9–12 · 3.5 mi
E
Ezra H. Baker Innovation SchoolB
Elementary · Grades PK–3 · 4.0 mi
M
Mattacheese Middle SchoolB-
Middle · Grades 6–8 · 5.1 mi

District: Dennis-Yarmouth School District

Neighborhood · ZIP 02638These 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 100.48

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.53%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
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.3,396
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.480 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,812
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,835
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

657 Old Bass River Rd 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 68% of homes in Barnstable County
  • Older than 77% of homes in Dennis 02638

How it measures up in Dennis 02638

The dot is this home. The mark in the middle is the typical home in Dennis 02638.

Living area1,956 ft²
SmallerTypical 1,674 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.45 ac
SmallerTypical 0.44 acBigger

Bigger than 53% of homes nearby

Year built1963
OlderTypical 1975Newer

Newer than 23% of homes nearby

How 657 Old Bass River Rd ranks against every home in each area.
MeasureThis homeDennis 02638Barnstable County
Living areabigger than1,956 ft²63% of homes68% of homes
Lot sizebigger than0.45 ac53% of homes52% of homes
Year builtnewer than196323% of homes27% of homes

About 657 Old Bass River Rd

When did 657 Old Bass River Rd, Dennis, MA last sell?

657 Old Bass River Rd, Dennis, MA last sold on Jan 9, 2006 for $349,900, according to the county's recorded deed.

How big is 657 Old Bass River Rd, Dennis, MA?

657 Old Bass River Rd, Dennis, MA has 3 bedrooms, 2 bathrooms, 1,956 square feet of living space and a 0.45-acre lot.

When was 657 Old Bass River Rd, Dennis, MA built?

657 Old Bass River Rd, Dennis, MA was built in 1963, making it 63 years old. It is a cape cod home. The building has 2 stories.

What schools serve 657 Old Bass River Rd, Dennis, MA?

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

How does 657 Old Bass River Rd, Dennis, MA compare to other homes in Dennis 02638?

Among the 3,456 homes in Dennis 02638, it is bigger than 63% of them (1,956 ft² against a typical 1,674 ft²), its lot is bigger than 53% of them (0.45 ac against a typical 0.44 ac) and it is newer than 23% of them (1963 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 657 Old Bass River Rd, Dennis, MA?

The 2025 property tax bill for 657 Old Bass River Rd, Dennis, MA was $2,841. The county assessed it at $656,100.

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