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Single Family ResidenceResidential
$1,083,149$755 / 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 87How 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 $1,015,000 on Nov 19, 2025

121 ALLEN AVE

FALMOUTH, MA 02540
3
Beds
2
Baths
1,434 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
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.
Pre-foreclosure (LIS)A foreclosure notice on this home is currently active. Many are worked out before any auction happens.
A foreclosure-related notice has been recorded for this property.

Valuation

$1.1M
$942K low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,015,000 · Nov 19, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,260 (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.$896,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$519,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$376,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$839,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$970,520

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.60 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.62%
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.1 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.1993
Lot (acres)The size of the land the home sits on, from county records.0.30
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

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 · 0.5 mi
M
LawrenceB-
Middle · Grades 7–8 · 0.7 mi
H
Falmouth High SchoolC+
High · Grades 9–12 · 3.0 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%

Owner Tools

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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

121 Allen 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 more than 75% of homes in Barnstable County
  • Costs more per square foot than 82% of homes in Barnstable County
  • Smaller than 78% of homes in Falmouth 02540
  • Has a smaller lot than 69% of homes in Falmouth 02540
  • Older than 78% 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
$56K$4.4M

This home is worth more than 45% 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$1,083,149
CheaperTypical $1,147,481Pricier

Pricier than 45% of homes nearby

Price per ft²$755
CheaperTypical $607Pricier

Pricier than 72% of homes nearby

Living area1,434 ft²
SmallerTypical 2,012 ft²Bigger

Bigger than 22% of homes nearby

Lot size0.3 ac
SmallerTypical 0.47 acBigger

Bigger than 31% of homes nearby

Year built1959
OlderTypical 1970Newer

Newer than 38% of homes nearby

How 121 Allen Ave ranks against every home in each area.
MeasureThis homeFalmouth 02540Barnstable County
Estimated valuepricier than$1,083,14945% of homes75% of homes
Price per ft²pricier than$75572% of homes82% of homes
Living areabigger than1,434 ft²22% of homes42% of homes
Lot sizebigger than0.3 ac31% of homes32% of homes
Year builtnewer than195938% of homes22% of homes

About 121 Allen Ave

How much is 121 Allen Ave, Falmouth, MA worth?

The TopHap Estimate for 121 Allen Ave, Falmouth, MA is $1,083,149 as of Sep 24, 2026. The likely range is $942,351 to $1,223,947. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 121 Allen Ave, Falmouth, MA last sell?

121 Allen Ave, Falmouth, MA last sold on Nov 19, 2025 for $1,015,000, according to the county's recorded deed.

How big is 121 Allen Ave, Falmouth, MA?

121 Allen Ave, Falmouth, MA has 3 bedrooms, 2 bathrooms, 1,434 square feet of living space and a 0.30-acre lot.

When was 121 Allen Ave, Falmouth, MA built?

121 Allen Ave, Falmouth, MA was built in 1959, making it 67 years old. It is a cape cod home. The building has 2 stories.

What schools serve 121 Allen Ave, Falmouth, MA?

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

How does 121 Allen Ave, Falmouth, MA compare to other homes in Falmouth 02540?

Among the 6,065 homes in Falmouth 02540, it is worth more than 45% of them ($1,083,149 against a typical $1,147,481), its price per square foot is higher than 72% of them ($755 against a typical $607), it is bigger than 22% of them (1,434 ft² against a typical 2,012 ft²), its lot is bigger than 31% of them (0.3 ac against a typical 0.47 ac) and it is newer than 38% of them (1959 against a typical 1970). Measured against all of Barnstable County, it is worth more than 75% 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 121 Allen Ave, Falmouth, MA?

The 2025 property tax bill for 121 Allen Ave, Falmouth, MA was $5,260. The county assessed it at $896,000.

More homes on Allen Ave

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