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Single Family ResidenceResidential
$3,542,067$728 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $25,000 on Nov 22, 2005

51 WATERLINE DR S

MASHPEE, MA 02649
4
Beds
5.5
Baths
4,868 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$3.5M
$3.3M low$3.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$25,000 · Nov 22, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,968 (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.$3,167,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,491,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,675,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,949,900

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.122 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.Colonial
CountyBARNSTABLE
Lot (acres)The size of the land the home sits on, from county records.0.50
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
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(4)

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.

M
Mashpee Middle-High SchoolC
Middle · Grades 7–12 · 3.3 mi
E
Kenneth Coombs School
Elementary · Grades PK–2 · 3.7 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%

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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

51 Waterline Dr S 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 Barnstable County
  • Costs more per square foot than 83% of homes in Mashpee 02649
  • Among the largest homes in Mashpee 02649
  • Has a bigger lot than 72% of homes in Mashpee 02649
  • Newer than 87% 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
$339K$3.5M

This home is worth more than 98% of 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$3,542,067
CheaperTypical $687,384Pricier

Pricier than 98% of homes nearby

Price per ft²$728
CheaperTypical $446Pricier

Pricier than 83% of homes nearby

Living area4,868 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than almost all homes nearby

Lot size0.5 ac
SmallerTypical 0.35 acBigger

Bigger than 72% of homes nearby

Year built1999
OlderTypical 1987Newer

Newer than 74% of homes nearby

How 51 Waterline Dr S ranks against every home in each area.
MeasureThis homeMashpee 02649Barnstable County
Estimated valuepricier than$3,542,06798% of homesalmost all homes
Price per ft²pricier than$72883% of homes82% of homes
Living areabigger than4,868 ft²almost all homesalmost all homes
Lot sizebigger than0.5 ac72% of homes62% of homes
Year builtnewer than199974% of homes87% of homes

About 51 Waterline Dr S

How much is 51 Waterline Dr S, Mashpee, MA worth?

The TopHap Estimate for 51 Waterline Dr S, Mashpee, MA is $3,542,067 as of Aug 30, 2026. The likely range is $3,282,404 to $3,801,730. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 51 Waterline Dr S, Mashpee, MA last sell?

51 Waterline Dr S, Mashpee, MA last sold on Nov 22, 2005 for $25,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 51 Waterline Dr S, Mashpee, MA?

51 Waterline Dr S, Mashpee, MA has 4 bedrooms, 5.5 bathrooms, 4,868 square feet of living space and a 0.50-acre lot.

When was 51 Waterline Dr S, Mashpee, MA built?

51 Waterline Dr S, Mashpee, MA was built in 1999, making it 27 years old. It is a colonial home. The building has 2 stories.

What schools serve 51 Waterline Dr S, Mashpee, MA?

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

How does 51 Waterline Dr S, Mashpee, MA compare to other homes in Mashpee 02649?

Among the 10,262 homes in Mashpee 02649, it is worth more than 98% of them ($3,542,067 against a typical $687,384), its price per square foot is higher than 83% of them ($728 against a typical $446), it is bigger than almost all of them (4,868 ft² against a typical 1,584 ft²), its lot is bigger than 72% of them (0.5 ac against a typical 0.35 ac) and it is newer than 74% of them (1999 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 51 Waterline Dr S, Mashpee, MA?

The 2025 property tax bill for 51 Waterline Dr S, Mashpee, MA was $20,968. The county assessed it at $3,167,300.

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