Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$5,447,447$1,175 / 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 $5,275,000 on Dec 3, 2025

245 BAY ST

OSTERVILLE, MA 02655
5
Beds
5.5
Baths
4,637 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.
1.01 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$5.4M
$5M low$5.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$5,275,000 · Dec 3, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$30,529 (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.$3,773,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,711,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,061,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$5,959,635

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.73 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.95%
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
Lot (acres)The size of the land the home sits on, from county records.1.01
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(10)

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
West Villages Elementary SchoolA
Elementary · Grades KG–3 · 2.9 mi
H
Barnstable High SchoolD
High · Grades 8–12 · 5.2 mi
M
Barnstable Intermediate SchoolC
Middle · Grades 6–7 · 5.3 mi

District: Barnstable School District

Neighborhood · ZIP 02655These 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.91
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.55%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.3,622
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.443 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,803
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$158,292
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

Owner Tools

Do you own this home?
Claim this home

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

245 Bay 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.

  • Among the most valuable homes in Barnstable County
  • Costs more per square foot than 95% of homes in Barnstable County
  • Bigger than 98% of homes in Barnstable County
  • Has a bigger lot than 87% of homes in Barnstable County
  • Newer than 76% of homes in Osterville 02655

What homes are worth in Osterville 02655

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

This home
$358K$10M

This home is worth more than 91% of homes in Osterville 02655.

How it measures up in Osterville 02655

The dot is this home. The mark in the middle is the typical home in Osterville 02655.

Estimated value$5,447,447
CheaperTypical $1,107,842Pricier

Pricier than 91% of homes nearby

Price per ft²$1175
CheaperTypical $582Pricier

Pricier than 89% of homes nearby

Living area4,637 ft²
SmallerTypical 1,932 ft²Bigger

Bigger than 90% of homes nearby

Lot size1.01 ac
SmallerTypical 0.48 acBigger

Bigger than 75% of homes nearby

Year built1988
OlderTypical 1979Newer

Newer than 76% of homes nearby

How 245 Bay St ranks against every home in each area.
MeasureThis homeOsterville 02655Barnstable County
Estimated valuepricier than$5,447,44791% of homesalmost all homes
Price per ft²pricier than$117589% of homes95% of homes
Living areabigger than4,637 ft²90% of homes98% of homes
Lot sizebigger than1.01 ac75% of homes87% of homes
Year builtnewer than198876% of homes76% of homes

About 245 Bay St

How much is 245 Bay St, Osterville, MA worth?

The TopHap Estimate for 245 Bay St, Osterville, MA is $5,447,447 as of Sep 24, 2026. The likely range is $5,029,908 to $5,864,986. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 245 Bay St, Osterville, MA last sell?

245 Bay St, Osterville, MA last sold on Dec 3, 2025 for $5,275,000, according to the county's recorded deed. TopHap holds 7 recorded sales for this parcel.

How big is 245 Bay St, Osterville, MA?

245 Bay St, Osterville, MA has 5 bedrooms, 5.5 bathrooms, 4,637 square feet of living space and a 1.01-acre lot.

When was 245 Bay St, Osterville, MA built?

245 Bay St, Osterville, MA was built in 1988, making it 38 years old. It is a cape cod home. The building has 2 stories.

What schools serve 245 Bay St, Osterville, MA?

245 Bay St, Osterville, MA is assigned to West Villages Elementary School (elementary), rated A; Barnstable High School (high), rated D; Barnstable Intermediate School (middle), rated C. All sit in Barnstable School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 245 Bay St, Osterville, MA compare to other homes in Osterville 02655?

Among the 2,684 homes in Osterville 02655, it is worth more than 91% of them ($5,447,447 against a typical $1,107,842), its price per square foot is higher than 89% of them ($1175 against a typical $582), it is bigger than 90% of them (4,637 ft² against a typical 1,932 ft²), its lot is bigger than 75% of them (1.01 ac against a typical 0.48 ac) and it is newer than 76% of them (1988 against a typical 1979). 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 245 Bay St, Osterville, MA?

The 2025 property tax bill for 245 Bay St, Osterville, MA was $30,529. The county assessed it at $3,773,700.

More homes on Bay St

Closest homes

More homes in Osterville 02655

Assigned schools

Explore the area

See this home in context

Open 245 Bay St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map