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Single Family ResidenceResidential
$681,190$507 / 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 Jul 14, 2026
Last sold for $178,750 on Oct 1, 1999

20 CHATHAM ST

EASTHAM, MA 02642
3
Beds
1.5
Baths
1,344 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.
0.47 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
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

$681K
$653K low$709K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$178,750 · Oct 1, 1999
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$569,190
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$455,352
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.15%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$112,000
COMMONWEALTH MTG · recorded May 6, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,428 (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.$574,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$264,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$310,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$562,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$671,175

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.19 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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.Cape Cod
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.1991
Lot (acres)The size of the land the home sits on, from county records.0.47
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.Hot Water
FireplaceWhether the home has a fireplace, and what kind.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.

H
Nauset Regional High SchoolB-
High · Grades 9–12 · 0.6 mi
E
Eastham Elementary SchoolC
Elementary · Grades PK–5 · 0.7 mi
M
Nauset Regional Middle SchoolB
Middle · Grades 6–8 · 4.7 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

20 Chatham 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.

  • Worth less than 79% of homes in Eastham 02642
  • Costs less per square foot than 66% of homes in Eastham 02642
  • Smaller than 65% of homes in Eastham 02642
  • Has a smaller lot than 76% 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
$385K$2.3M

This home is worth more than 21% 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$681,190
CheaperTypical $843,931Pricier

Pricier than 21% of homes nearby

Price per ft²$507
CheaperTypical $555Pricier

Pricier than 34% of homes nearby

Living area1,344 ft²
SmallerTypical 1,578 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.47 ac
SmallerTypical 0.52 acBigger

Bigger than 24% of homes nearby

Year built1978
OlderTypical 1978Newer

Newer than 51% of homes nearby

How 20 Chatham St ranks against every home in each area.
MeasureThis homeEastham 02642Barnstable County
Estimated valuepricier than$681,19021% of homes39% of homes
Price per ft²pricier than$50734% of homes50% of homes
Living areabigger than1,344 ft²35% of homes37% of homes
Lot sizebigger than0.47 ac24% of homes56% of homes
Year builtnewer than197851% of homes53% of homes

About 20 Chatham St

How much is 20 Chatham St, Eastham, MA worth?

The TopHap Estimate for 20 Chatham St, Eastham, MA is $681,190 as of Jul 14, 2026. The likely range is $652,991 to $709,389. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Chatham St, Eastham, MA last sell?

20 Chatham St, Eastham, MA last sold on Oct 1, 1999 for $178,750, according to the county's recorded deed.

How big is 20 Chatham St, Eastham, MA?

20 Chatham St, Eastham, MA has 3 bedrooms, 1.5 bathrooms, 1,344 square feet of living space and a 0.47-acre lot.

When was 20 Chatham St, Eastham, MA built?

20 Chatham St, Eastham, MA was built in 1978, making it 48 years old. It is a cape cod home. The building has 2 stories.

What schools serve 20 Chatham St, Eastham, MA?

20 Chatham St, Eastham, MA is assigned to Nauset Regional High School (high), rated B-; Eastham Elementary School (elementary), rated C; 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 20 Chatham St, Eastham, MA compare to other homes in Eastham 02642?

Among the 5,745 homes in Eastham 02642, it is worth more than 21% of them ($681,190 against a typical $843,931), its price per square foot is higher than 34% of them ($507 against a typical $555), it is bigger than 35% of them (1,344 ft² against a typical 1,578 ft²), its lot is bigger than 24% of them (0.47 ac against a typical 0.52 ac) and it is newer than 51% of them (1978 against a typical 1978). Measured against all of Barnstable County, it is worth more than 39% 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 20 Chatham St, Eastham, MA?

The 2025 property tax bill for 20 Chatham St, Eastham, MA was $4,428. The county assessed it at $574,300.

Closest homes

More homes in Eastham 02642

Assigned schools

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