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Single Family ResidenceResidential
$9,999,999$3,294 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $2,500,000 on Jan 6, 1998

55 S WATER ST

EDGARTOWN, MA 02539
4
Beds
5 / 2
Baths
3,036 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1870
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

$10M
$10M low$10M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,500,000 · Jan 6, 1998

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$36,580 (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.$13,803,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,019,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,784,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$13,248,900

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.144 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.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
CountyDUKES
Lot (acres)The size of the land the home sits on, from county records.0.42
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Edgartown Elementary SchoolA-
Elementary · Grades PK–8 · 0.4 mi
H
Martha's Vineyard Regional High SchoolB-
High · Grades 9–12 · 4.8 mi

District: Edgartown School District

Neighborhood · ZIP 02539These 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.96
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.49%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.4%
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.6,633
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.123 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,764
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$138,074
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

55 S Water 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.

  • Among the most valuable homes in Edgartown 02539
  • Among the highest price per square foot in Dukes County
  • Bigger than 86% of homes in Dukes County
  • Has a smaller lot than 73% of homes in Edgartown 02539
  • Older than 98% of homes in Edgartown 02539

What homes are worth in Edgartown 02539

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

This home
$703K$10M

This home is worth more than almost all homes in Edgartown 02539.

How it measures up in Edgartown 02539

The dot is this home. The mark in the middle is the typical home in Edgartown 02539.

Estimated value$9,999,999
CheaperTypical $1,930,495Pricier

Pricier than almost all homes nearby

Price per ft²$3294
CheaperTypical $1090Pricier

Pricier than 98% of homes nearby

Living area3,036 ft²
SmallerTypical 1,862 ft²Bigger

Bigger than 83% of homes nearby

Lot size0.42 ac
SmallerTypical 0.53 acBigger

Bigger than 27% of homes nearby

Year built1870
OlderTypical 1986Newer

Newer than 2% of homes nearby

How 55 S Water St ranks against every home in each area.
MeasureThis homeEdgartown 02539Dukes County
Estimated valuepricier than$9,999,999almost all homesalmost all homes
Price per ft²pricier than$329498% of homesalmost all homes
Living areabigger than3,036 ft²83% of homes86% of homes
Lot sizebigger than0.42 ac27% of homes35% of homes
Year builtnewer than18702% of homes5% of homes

About 55 S Water St

How much is 55 S Water St, Edgartown, MA worth?

The TopHap Estimate for 55 S Water St, Edgartown, MA is $9,999,999 as of Sep 24, 2026. The likely range is $9,999,999 to $9,999,999. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 55 S Water St, Edgartown, MA last sell?

55 S Water St, Edgartown, MA last sold on Jan 6, 1998 for $2,500,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 55 S Water St, Edgartown, MA?

55 S Water St, Edgartown, MA has 4 bedrooms, 5 bathrooms, 3,036 square feet of living space and a 0.42-acre lot.

When was 55 S Water St, Edgartown, MA built?

55 S Water St, Edgartown, MA was built in 1870, making it 156 years old. The building has 2 stories.

What schools serve 55 S Water St, Edgartown, MA?

55 S Water St, Edgartown, MA is assigned to Edgartown Elementary School (elementary), rated A-; Martha's Vineyard Regional High School (high), rated B-. All sit in Edgartown School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 55 S Water St, Edgartown, MA compare to other homes in Edgartown 02539?

Among the 4,634 homes in Edgartown 02539, it is worth more than almost all of them ($9,999,999 against a typical $1,930,495), its price per square foot is higher than 98% of them ($3294 against a typical $1090), it is bigger than 83% of them (3,036 ft² against a typical 1,862 ft²), its lot is bigger than 27% of them (0.42 ac against a typical 0.53 ac) and it is newer than 2% of them (1870 against a typical 1986). Measured against all of Dukes 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 55 S Water St, Edgartown, MA?

The 2025 property tax bill for 55 S Water St, Edgartown, MA was $36,580. The county assessed it at $13,803,600.

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