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Single Family ResidenceResidential
$5,309,613$1,127 / 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 86How 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
Last sold for $3,050,000 on Oct 1, 2013

138 WATERWAY

MASHPEE, MA 02649
4
Beds
7.5
Baths
4,713 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.
0.39 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$5.3M
$4.6M low$6.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,050,000 · Oct 1, 2013
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.$3,359,613
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$2,687,690
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.36%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$1,950,000
BANK OF NY MELLON · R · recorded Oct 1, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$31,962 (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.$4,828,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,447,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,380,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$4,204,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$5,754,720

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.184 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.62%
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 coastal 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
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.2012
Lot (acres)The size of the land the home sits on, from county records.0.39
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.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
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(8)

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
Kenneth Coombs School
Elementary · Grades PK–2 · 3.0 mi
M
Mashpee Middle-High SchoolC
Middle · Grades 7–12 · 3.1 mi

District: Mashpee School District

Neighborhood · ZIP 02649These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.54

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.67%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.15,617
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.573 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,782
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$119,171
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

138 Waterway 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 Mashpee 02649
  • Costs more per square foot than 95% of homes in Mashpee 02649
  • Among the largest homes in Mashpee 02649
  • Newer than 91% of homes in Barnstable County

What homes are worth in Mashpee 02649

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

This home
$350K$3.5M

This home is worth more than almost all homes in Mashpee 02649.

How it measures up in Mashpee 02649

The dot is this home. The mark in the middle is the typical home in Mashpee 02649.

Estimated value$5,309,613
CheaperTypical $720,478Pricier

Pricier than almost all homes nearby

Price per ft²$1127
CheaperTypical $461Pricier

Pricier than 95% of homes nearby

Living area4,713 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than almost all homes nearby

Lot size0.39 ac
SmallerTypical 0.36 acBigger

Bigger than 57% of homes nearby

Year built2002
OlderTypical 1987Newer

Newer than 82% of homes nearby

How 138 Waterway ranks against every home in each area.
MeasureThis homeMashpee 02649Barnstable County
Estimated valuepricier than$5,309,613almost all homesalmost all homes
Price per ft²pricier than$112795% of homes94% of homes
Living areabigger than4,713 ft²almost all homes98% of homes
Lot sizebigger than0.39 ac57% of homes45% of homes
Year builtnewer than200282% of homes91% of homes

About 138 Waterway

How much is 138 Waterway, Mashpee, MA worth?

The TopHap Estimate for 138 Waterway, Mashpee, MA is $5,309,613 as of Jul 14, 2026. The likely range is $4,562,270 to $6,056,956. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 138 Waterway, Mashpee, MA last sell?

138 Waterway, Mashpee, MA last sold on Oct 1, 2013 for $3,050,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 138 Waterway, Mashpee, MA?

138 Waterway, Mashpee, MA has 4 bedrooms, 7.5 bathrooms, 4,713 square feet of living space and a 0.39-acre lot.

When was 138 Waterway, Mashpee, MA built?

138 Waterway, Mashpee, MA was built in 2002, making it 24 years old. The building has 2 stories.

What schools serve 138 Waterway, Mashpee, MA?

138 Waterway, Mashpee, MA is assigned to Kenneth Coombs School (elementary); Mashpee Middle-High School (middle), rated C. All sit in Mashpee School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 138 Waterway, Mashpee, MA compare to other homes in Mashpee 02649?

Among the 10,262 homes in Mashpee 02649, it is worth more than almost all of them ($5,309,613 against a typical $720,478), its price per square foot is higher than 95% of them ($1127 against a typical $461), it is bigger than almost all of them (4,713 ft² against a typical 1,584 ft²), its lot is bigger than 57% of them (0.39 ac against a typical 0.36 ac) and it is newer than 82% of them (2002 against a typical 1987). Measured against all of Barnstable 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 138 Waterway, Mashpee, MA?

The 2025 property tax bill for 138 Waterway, Mashpee, MA was $31,962. The county assessed it at $4,828,100.

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Assigned schools

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