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Single Family ResidenceResidential
$696,934$250 / 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 95How 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 $124,500 on Mar 31, 1994

21 SIASCONSET DR

SAGAMORE BEACH, MA 02562
3
Beds
2.5
Baths
2,790 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$697K
$665K low$729K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$124,500 · Mar 31, 1994

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,233 (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.$542,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$205,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$336,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$776,055

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.Split Level
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.1996
Lot (acres)The size of the land the home sits on, from county records.0.35
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.Electric
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

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
Bournedale Elementary SchoolD+
Elementary · Grades PK–2 · 3.2 mi
M
Bourne Middle SchoolC-
Middle · Grades 6–8 · 4.5 mi
H
Bourne High SchoolC
High · Grades 9–12 · 4.6 mi

District: Bourne School District

Neighborhood · ZIP 02562These 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.34
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.61

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.3,207
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.906 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$112,896
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,039
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

21 Siasconset Dr 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 lowest price per square foot in Sagamore Beach 02562
  • Bigger than 89% of homes in Barnstable County
  • Older than 67% of homes in Sagamore Beach 02562

What homes are worth in Sagamore Beach 02562

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

This home
$261K$1.7M

This home is worth more than 43% of homes in Sagamore Beach 02562.

How it measures up in Sagamore Beach 02562

The dot is this home. The mark in the middle is the typical home in Sagamore Beach 02562.

Estimated value$696,934
CheaperTypical $732,094Pricier

Pricier than 43% of homes nearby

Price per ft²$250
CheaperTypical $396Pricier

Cheaper than almost all homes nearby

Living area2,790 ft²
SmallerTypical 1,862 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.36 ac
SmallerTypical 0.46 acBigger

Bigger than 37% of homes nearby

Year built1973
OlderTypical 1985Newer

Newer than 33% of homes nearby

How 21 Siasconset Dr ranks against every home in each area.
MeasureThis homeSagamore Beach 02562Barnstable County
Estimated valuepricier than$696,93443% of homes43% of homes
Price per ft²pricier than$250almost no homesalmost no homes
Living areabigger than2,790 ft²87% of homes89% of homes
Lot sizebigger than0.36 ac37% of homes40% of homes
Year builtnewer than197333% of homes45% of homes

About 21 Siasconset Dr

How much is 21 Siasconset Dr, Sagamore Beach, MA worth?

The TopHap Estimate for 21 Siasconset Dr, Sagamore Beach, MA is $696,934 as of Sep 24, 2026. The likely range is $664,528 to $729,340. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Siasconset Dr, Sagamore Beach, MA last sell?

21 Siasconset Dr, Sagamore Beach, MA last sold on Mar 31, 1994 for $124,500, according to the county's recorded deed.

How big is 21 Siasconset Dr, Sagamore Beach, MA?

21 Siasconset Dr, Sagamore Beach, MA has 3 bedrooms, 2.5 bathrooms, 2,790 square feet of living space and a 0.35-acre lot.

When was 21 Siasconset Dr, Sagamore Beach, MA built?

21 Siasconset Dr, Sagamore Beach, MA was built in 1973, making it 53 years old. It is a split level home. The building has 2 stories.

What schools serve 21 Siasconset Dr, Sagamore Beach, MA?

21 Siasconset Dr, Sagamore Beach, MA is assigned to Bournedale Elementary School (elementary), rated D+; Bourne Middle School (middle), rated C-; Bourne High School (high), rated C. All sit in Bourne School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Siasconset Dr, Sagamore Beach, MA compare to other homes in Sagamore Beach 02562?

Among the 1,406 homes in Sagamore Beach 02562, it is worth more than 43% of them ($696,934 against a typical $732,094), its price per square foot is higher than almost none of them ($250 against a typical $396), it is bigger than 87% of them (2,790 ft² against a typical 1,862 ft²), its lot is bigger than 37% of them (0.36 ac against a typical 0.46 ac) and it is newer than 33% of them (1973 against a typical 1985). Measured against all of Barnstable County, it is worth more than 43% 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 Siasconset Dr, Sagamore Beach, MA?

The 2025 property tax bill for 21 Siasconset Dr, Sagamore Beach, MA was $4,233. The county assessed it at $542,000.

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