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Single Family ResidenceResidential
$7,438,001$969 / 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 92How 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 $5,850,000 on Feb 23, 2023

100 GRAND AVE

FALMOUTH, MA 02540
5
Beds
4.5
Baths
7,676 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.
2.69 ac
Lot SizeThe size of the land the home sits on, from county records.
2001
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$7.4M
$6.8M low$8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$5,850,000 · Feb 23, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$35,278 (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.$6,009,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,309,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,700,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$5,703,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$6,587,395

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.197 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.Contemporary
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.2010
Lot (acres)The size of the land the home sits on, from county records.2.69
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
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(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
North Falmouth Elementary SchoolA-
Elementary · Grades KG–4 · 1.3 mi
H
Falmouth High SchoolC+
High · Grades 9–12 · 4.6 mi
M
LawrenceB-
Middle · Grades 7–8 · 7.0 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%

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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

100 Grand 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.

  • Among the most valuable homes in Barnstable County
  • Costs more per square foot than 92% of homes in Barnstable County
  • Among the largest homes in Barnstable County
  • Among the largest lots in Falmouth 02540
  • Newer 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
$56K$4.5M

This home is worth more than almost all 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$7,438,001
CheaperTypical $1,149,980Pricier

Pricier than almost all homes nearby

Price per ft²$969
CheaperTypical $606Pricier

Pricier than 89% of homes nearby

Living area7,676 ft²
SmallerTypical 2,015 ft²Bigger

Bigger than almost all homes nearby

Lot size2.69 ac
SmallerTypical 0.47 acBigger

Bigger than almost all homes nearby

Year built2001
OlderTypical 1969Newer

Newer than 86% of homes nearby

How 100 Grand Ave ranks against every home in each area.
MeasureThis homeFalmouth 02540Barnstable County
Estimated valuepricier than$7,438,001almost all homesalmost all homes
Price per ft²pricier than$96989% of homes92% of homes
Living areabigger than7,676 ft²almost all homesalmost all homes
Lot sizebigger than2.69 acalmost all homes97% of homes
Year builtnewer than200186% of homes90% of homes

About 100 Grand Ave

How much is 100 Grand Ave, Falmouth, MA worth?

The TopHap Estimate for 100 Grand Ave, Falmouth, MA is $7,438,001 as of Sep 24, 2026. The likely range is $6,830,149 to $8,045,853. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Grand Ave, Falmouth, MA last sell?

100 Grand Ave, Falmouth, MA last sold on Feb 23, 2023 for $5,850,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 100 Grand Ave, Falmouth, MA?

100 Grand Ave, Falmouth, MA has 5 bedrooms, 4.5 bathrooms, 7,676 square feet of living space and a 2.69-acre lot.

When was 100 Grand Ave, Falmouth, MA built?

100 Grand Ave, Falmouth, MA was built in 2001, making it 25 years old. It is a contemporary home. The building has 2 stories.

What schools serve 100 Grand Ave, Falmouth, MA?

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

How does 100 Grand Ave, Falmouth, MA compare to other homes in Falmouth 02540?

Among the 6,065 homes in Falmouth 02540, it is worth more than almost all of them ($7,438,001 against a typical $1,149,980), its price per square foot is higher than 89% of them ($969 against a typical $606), it is bigger than almost all of them (7,676 ft² against a typical 2,015 ft²), its lot is bigger than almost all of them (2.69 ac against a typical 0.47 ac) and it is newer than 86% of them (2001 against a typical 1969). Measured against all of Barnstable County, it is worth more than almost all 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 100 Grand Ave, Falmouth, MA?

The 2025 property tax bill for 100 Grand Ave, Falmouth, MA was $35,278. The county assessed it at $6,009,800.

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