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Single Family ResidenceResidential
$609,619$485 / 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 96How 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 $552,000 on Jul 11, 2023

90 BOSAN AVE

EASTHAM, MA 02642
3
Beds
1
Baths
1,258 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
2
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

$610K
$587K low$632K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$552,000 · Jul 11, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,604 (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.$467,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$233,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$233,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$432,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$641,440

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
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.1980
Lot (acres)The size of the land the home sits on, from county records.0.19
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(3)

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
Eastham Elementary SchoolC
Elementary · Grades PK–5 · 1.1 mi
H
Nauset Regional High SchoolB-
High · Grades 9–12 · 1.5 mi
M
Nauset Regional Middle SchoolB
Middle · Grades 6–8 · 4.4 mi

District: Nauset School District

Neighborhood · ZIP 02642These 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.118
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 100.49

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.5,837
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.336 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,311
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$111,621
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

90 Bosan Ave 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 less than 87% of homes in Eastham 02642
  • Costs less per square foot than 77% of homes in Eastham 02642
  • Smaller than 71% of homes in Eastham 02642
  • Has a smaller lot than 98% of homes in Eastham 02642
  • Older than 82% of homes in Eastham 02642

What homes are worth in Eastham 02642

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

This home
$425K$2.3M

This home is worth more than 13% of homes in Eastham 02642.

How it measures up in Eastham 02642

The dot is this home. The mark in the middle is the typical home in Eastham 02642.

Estimated value$609,619
CheaperTypical $853,244Pricier

Pricier than 13% of homes nearby

Price per ft²$485
CheaperTypical $565Pricier

Pricier than 23% of homes nearby

Living area1,258 ft²
SmallerTypical 1,578 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.19 ac
SmallerTypical 0.52 acBigger

Bigger than 2% of homes nearby

Year built1957
OlderTypical 1978Newer

Newer than 18% of homes nearby

How 90 Bosan Ave ranks against every home in each area.
MeasureThis homeEastham 02642Barnstable County
Estimated valuepricier than$609,61913% of homes30% of homes
Price per ft²pricier than$48523% of homes46% of homes
Living areabigger than1,258 ft²29% of homes32% of homes
Lot sizebigger than0.19 ac2% of homes10% of homes
Year builtnewer than195718% of homes21% of homes

About 90 Bosan Ave

How much is 90 Bosan Ave, Eastham, MA worth?

The TopHap Estimate for 90 Bosan Ave, Eastham, MA is $609,619 as of Aug 30, 2026. The likely range is $587,011 to $632,227. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 90 Bosan Ave, Eastham, MA last sell?

90 Bosan Ave, Eastham, MA last sold on Jul 11, 2023 for $552,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 90 Bosan Ave, Eastham, MA?

90 Bosan Ave, Eastham, MA has 3 bedrooms, 1 bathrooms, 1,258 square feet of living space and a 0.19-acre lot.

When was 90 Bosan Ave, Eastham, MA built?

90 Bosan Ave, Eastham, MA was built in 1957, making it 69 years old. It is a colonial home. The building has 2 stories.

What schools serve 90 Bosan Ave, Eastham, MA?

90 Bosan Ave, Eastham, MA is assigned to Eastham Elementary School (elementary), rated C; Nauset Regional High School (high), rated B-; Nauset Regional Middle School (middle), rated B. All sit in Nauset School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 90 Bosan Ave, Eastham, MA compare to other homes in Eastham 02642?

Among the 5,745 homes in Eastham 02642, it is worth more than 13% of them ($609,619 against a typical $853,244), its price per square foot is higher than 23% of them ($485 against a typical $565), it is bigger than 29% of them (1,258 ft² against a typical 1,578 ft²), its lot is bigger than 2% of them (0.19 ac against a typical 0.52 ac) and it is newer than 18% of them (1957 against a typical 1978). Measured against all of Barnstable County, it is worth more than 30% 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 90 Bosan Ave, Eastham, MA?

The 2025 property tax bill for 90 Bosan Ave, Eastham, MA was $3,604. The county assessed it at $467,400.

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