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Single Family ResidenceResidential
$851,733$771 / 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

21 FAIRVIEW AVE

FALMOUTH, MA 02540
3
Beds
1
Baths
1,105 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
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

$852K
$820K low$883K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,160 (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.$708,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$440,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$268,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$627,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$905,730

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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.45%
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.0.2 percent 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
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.1985
Lot (acres)The size of the land the home sits on, from county records.0.15
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.Space
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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
Mullen-HallC-
Elementary · Grades KG–4 · 0.4 mi
M
LawrenceC
Middle · Grades 7–8 · 0.5 mi
H
Falmouth High SchoolB
High · Grades 9–12 · 2.9 mi

District: Falmouth School District

Neighborhood · ZIP 02540These 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.127
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
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.67%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.9,084
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.691 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,017
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,996
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 Fairview 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 73% of homes in Falmouth 02540
  • Costs more per square foot than 84% of homes in Barnstable County
  • Smaller than 90% of homes in Falmouth 02540
  • Has a smaller lot than 94% of homes in Barnstable County
  • Older than 90% of homes in Barnstable County

What homes are worth in Falmouth 02540

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

This home
$57K$4.5M

This home is worth more than 27% of homes in Falmouth 02540.

How it measures up in Falmouth 02540

The dot is this home. The mark in the middle is the typical home in Falmouth 02540.

Estimated value$851,733
CheaperTypical $1,116,702Pricier

Pricier than 27% of homes nearby

Price per ft²$771
CheaperTypical $587Pricier

Pricier than 76% of homes nearby

Living area1,105 ft²
SmallerTypical 2,012 ft²Bigger

Bigger than 10% of homes nearby

Lot size0.15 ac
SmallerTypical 0.47 acBigger

Bigger than 7% of homes nearby

Year built1940
OlderTypical 1970Newer

Newer than 20% of homes nearby

How 21 Fairview Ave ranks against every home in each area.
MeasureThis homeFalmouth 02540Barnstable County
Estimated valuepricier than$851,73327% of homes61% of homes
Price per ft²pricier than$77176% of homes84% of homes
Living areabigger than1,105 ft²10% of homes23% of homes
Lot sizebigger than0.15 ac7% of homes6% of homes
Year builtnewer than194020% of homes10% of homes

About 21 Fairview Ave

How much is 21 Fairview Ave, Falmouth, MA worth?

The TopHap Estimate for 21 Fairview Ave, Falmouth, MA is $851,733 as of Aug 30, 2026. The likely range is $820,010 to $883,456. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Fairview Ave, Falmouth, MA last sell?

21 Fairview Ave, Falmouth, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Fairview Ave, Falmouth, MA?

21 Fairview Ave, Falmouth, MA has 3 bedrooms, 1 bathrooms, 1,105 square feet of living space and a 0.15-acre lot.

When was 21 Fairview Ave, Falmouth, MA built?

21 Fairview Ave, Falmouth, MA was built in 1940, making it 86 years old. It is a cape cod home. The building has 2 stories.

What schools serve 21 Fairview Ave, Falmouth, MA?

21 Fairview Ave, Falmouth, MA is assigned to Mullen-Hall (elementary), rated C-; Lawrence (middle), rated C; Falmouth High School (high), rated B. All sit in Falmouth School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Fairview Ave, Falmouth, MA compare to other homes in Falmouth 02540?

Among the 6,065 homes in Falmouth 02540, it is worth more than 27% of them ($851,733 against a typical $1,116,702), its price per square foot is higher than 76% of them ($771 against a typical $587), it is bigger than 10% of them (1,105 ft² against a typical 2,012 ft²), its lot is bigger than 7% of them (0.15 ac against a typical 0.47 ac) and it is newer than 20% of them (1940 against a typical 1970). Measured against all of Barnstable County, it is worth more than 61% 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 Fairview Ave, Falmouth, MA?

The 2025 property tax bill for 21 Fairview Ave, Falmouth, MA was $4,160. The county assessed it at $708,700.

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