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Duplex (2 Units, Any Combination)Residential
Last sold for $675,000 on Aug 24, 2026

1 CALAM AVE

OSSINING, NY 10562
7
Beds
2
Baths
2,624 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
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

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$675,000 · Aug 24, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$17,212 (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.$812,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$274,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$538,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$784,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$812,100

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
5
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
68
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
16
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyWESTCHESTER
Lot (acres)The size of the land the home sits on, from county records.0.18
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 456 ft²

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.

M
Anne M. Dorner Middle SchoolC
Middle · Grades 6–8 · 0.8 mi
H
Ossining High SchoolC-
High · Grades 9–12 · 0.8 mi
E
Brookside School
Elementary · Grades 1–2 · 0.9 mi

District: Ossining Union Free School District

Neighborhood · ZIP 10562These 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.72
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.109

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.1%
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.31,317
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,164 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,343
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,080
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.50 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.55%

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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

1 Calam 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.

  • Bigger than 87% of homes in Ossining 10562
  • Older than 87% of homes in Westchester County

How it measures up in Ossining 10562

The dot is this home. The mark in the middle is the typical home in Ossining 10562.

Living area2,624 ft²
SmallerTypical 1,672 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.18 ac
SmallerTypical 0.16 acBigger

Bigger than 55% of homes nearby

Year built1920
OlderTypical 1955Newer

Newer than 24% of homes nearby

How 1 Calam Ave ranks against every home in each area.
MeasureThis homeOssining 10562Westchester County
Living areabigger than2,624 ft²87% of homes69% of homes
Lot sizebigger than0.18 ac55% of homes45% of homes
Year builtnewer than192024% of homes13% of homes

About 1 Calam Ave

When did 1 Calam Ave, Ossining, NY last sell?

1 Calam Ave, Ossining, NY last sold on Aug 24, 2026 for $675,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1 Calam Ave, Ossining, NY?

1 Calam Ave, Ossining, NY has 7 bedrooms, 2 bathrooms, 2,624 square feet of living space and a 0.18-acre lot.

When was 1 Calam Ave, Ossining, NY built?

1 Calam Ave, Ossining, NY was built in 1920, making it 106 years old. It is a colonial home. The building has 2 stories.

What schools serve 1 Calam Ave, Ossining, NY?

1 Calam Ave, Ossining, NY is assigned to Anne M. Dorner Middle School (middle), rated C; Ossining High School (high), rated C-; Brookside School (elementary). All sit in Ossining Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1 Calam Ave, Ossining, NY compare to other homes in Ossining 10562?

Among the 7,619 homes in Ossining 10562, it is bigger than 87% of them (2,624 ft² against a typical 1,672 ft²), its lot is bigger than 55% of them (0.18 ac against a typical 0.16 ac) and it is newer than 24% of them (1920 against a typical 1955). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1 Calam Ave, Ossining, NY?

The 2025 property tax bill for 1 Calam Ave, Ossining, NY was $17,212. The county assessed it at $812,100.

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