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Single Family ResidenceResidential
$5,879,256$3,029 / 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 47How 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 $1 on Jan 26, 2009

21 OLD HARBOR LN

EDGARTOWN, MA 02539
3
Beds
2
Baths
1,941 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.
0.82 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
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

$5.9M
$2.8M low$9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1 · Jan 26, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,951 (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.$2,366,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,638,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$727,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,366,600

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.Contemporary
CountyDukes
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.2003
Lot (acres)The size of the land the home sits on, from county records.0.82
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Forced Air
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(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.

E
Oak Bluffs Elementary SchoolB+
Elementary · Grades PK–8 · 1.2 mi
H
Martha's Vineyard Regional High SchoolB-
High · Grades 9–12 · 1.4 mi

District: Martha's Vineyard 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

21 Old Harbor Ln 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 Dukes County
  • Costs more per square foot than 98% of homes in Edgartown 02539
  • Has a bigger lot than 70% of homes in Edgartown 02539
  • Older than 81% 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
$716K$10M

This home is worth more than 92% of 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$5,879,256
CheaperTypical $1,926,798Pricier

Pricier than 92% of homes nearby

Price per ft²$3029
CheaperTypical $1092Pricier

Pricier than 98% of homes nearby

Living area1,941 ft²
SmallerTypical 1,872 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.82 ac
SmallerTypical 0.53 acBigger

Bigger than 70% of homes nearby

Year built1970
OlderTypical 1986Newer

Newer than 19% of homes nearby

How 21 Old Harbor Ln ranks against every home in each area.
MeasureThis homeEdgartown 02539Dukes County
Estimated valuepricier than$5,879,25692% of homes96% of homes
Price per ft²pricier than$302998% of homes98% of homes
Living areabigger than1,941 ft²53% of homes57% of homes
Lot sizebigger than0.82 ac70% of homes58% of homes
Year builtnewer than197019% of homes31% of homes

About 21 Old Harbor Ln

How much is 21 Old Harbor Ln, Edgartown, MA worth?

The TopHap Estimate for 21 Old Harbor Ln, Edgartown, MA is $5,879,256 as of Sep 24, 2026. The likely range is $2,767,816 to $8,990,696. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Old Harbor Ln, Edgartown, MA last sell?

21 Old Harbor Ln, Edgartown, MA last sold on Jan 26, 2009 for $1, according to the county's recorded deed.

How big is 21 Old Harbor Ln, Edgartown, MA?

21 Old Harbor Ln, Edgartown, MA has 3 bedrooms, 2 bathrooms, 1,941 square feet of living space and a 0.82-acre lot.

When was 21 Old Harbor Ln, Edgartown, MA built?

21 Old Harbor Ln, Edgartown, MA was built in 1970, making it 56 years old. It is a contemporary home. The building has 1 story.

What schools serve 21 Old Harbor Ln, Edgartown, MA?

21 Old Harbor Ln, Edgartown, MA is assigned to Oak Bluffs Elementary School (elementary), rated B+; Martha's Vineyard Regional High School (high), rated B-. All sit in Martha's Vineyard School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Old Harbor Ln, Edgartown, MA compare to other homes in Edgartown 02539?

Among the 4,634 homes in Edgartown 02539, it is worth more than 92% of them ($5,879,256 against a typical $1,926,798), its price per square foot is higher than 98% of them ($3029 against a typical $1092), it is bigger than 53% of them (1,941 ft² against a typical 1,872 ft²), its lot is bigger than 70% of them (0.82 ac against a typical 0.53 ac) and it is newer than 19% of them (1970 against a typical 1986). Measured against all of Dukes County, it is worth more than 96% 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 21 Old Harbor Ln, Edgartown, MA?

The 2025 property tax bill for 21 Old Harbor Ln, Edgartown, MA was $11,951. The county assessed it at $2,366,600.

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