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Single Family ResidenceResidential
$2,357,590$605 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

31 RIVERWAY

WEST DENNIS, MA 02670
4
Beds
2
Baths
3,898 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.
1.48 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.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.4M
$2.1M low$2.6M high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$2,357,590
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$1,886,072

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,730 (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.$1,785,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$809,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$975,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,711,300

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.173 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.92%
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.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.1990
Lot (acres)The size of the land the home sits on, from county records.1.48
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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(1)

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 · 0.8 mi
H
Dennis Yarmouth Regional High SchoolC
High · Grades 9–12 · 1.5 mi
M
Mattacheese Middle SchoolB-
Middle · Grades 6–8 · 3.9 mi

District: Dennis-Yarmouth School District

Neighborhood · ZIP 02670These 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.169
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
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.39%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.1,440
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.549 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$96,143
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$126,254
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

31 Riverway 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 more than 96% of homes in West Dennis 02670
  • Costs more per square foot than 69% of homes in Barnstable County
  • Bigger than 98% of homes in West Dennis 02670
  • Has a bigger lot than 98% of homes in West Dennis 02670
  • Newer than 89% of homes in West Dennis 02670

What homes are worth in West Dennis 02670

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

This home
$186K$2.9M

This home is worth more than 96% of homes in West Dennis 02670.

How it measures up in West Dennis 02670

The dot is this home. The mark in the middle is the typical home in West Dennis 02670.

Estimated value$2,357,590
CheaperTypical $789,223Pricier

Pricier than 96% of homes nearby

Price per ft²$605
CheaperTypical $647Pricier

Pricier than 39% of homes nearby

Living area3,898 ft²
SmallerTypical 1,292 ft²Bigger

Bigger than 98% of homes nearby

Lot size1.48 ac
SmallerTypical 0.22 acBigger

Bigger than 98% of homes nearby

Year built1989
OlderTypical 1960Newer

Newer than 89% of homes nearby

How 31 Riverway ranks against every home in each area.
MeasureThis homeWest Dennis 02670Barnstable County
Estimated valuepricier than$2,357,59096% of homes95% of homes
Price per ft²pricier than$60539% of homes69% of homes
Living areabigger than3,898 ft²98% of homes97% of homes
Lot sizebigger than1.48 ac98% of homes93% of homes
Year builtnewer than198989% of homes77% of homes

About 31 Riverway

How much is 31 Riverway, West Dennis, MA worth?

The TopHap Estimate for 31 Riverway, West Dennis, MA is $2,357,590 as of Jul 14, 2026. The likely range is $2,076,341 to $2,638,839. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 31 Riverway, West Dennis, MA?

31 Riverway, West Dennis, MA has 4 bedrooms, 2 bathrooms, 3,898 square feet of living space and a 1.48-acre lot.

When was 31 Riverway, West Dennis, MA built?

31 Riverway, West Dennis, MA was built in 1989, making it 37 years old. It is a cape cod home. The building has 2 stories.

What schools serve 31 Riverway, West Dennis, MA?

31 Riverway, West Dennis, MA is assigned to Ezra H. Baker Innovation School (elementary), rated B; Dennis Yarmouth Regional High School (high), rated C; 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 31 Riverway, West Dennis, MA compare to other homes in West Dennis 02670?

Among the 2,123 homes in West Dennis 02670, it is worth more than 96% of them ($2,357,590 against a typical $789,223), its price per square foot is higher than 39% of them ($605 against a typical $647), it is bigger than 98% of them (3,898 ft² against a typical 1,292 ft²), its lot is bigger than 98% of them (1.48 ac against a typical 0.22 ac) and it is newer than 89% of them (1989 against a typical 1960). Measured against all of Barnstable County, it is worth more than 95% 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 31 Riverway, West Dennis, MA?

The 2025 property tax bill for 31 Riverway, West Dennis, MA was $7,730. The county assessed it at $1,785,200.

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