Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$773,087$362 / 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 93How 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
Last sold for $480,000 on Feb 27, 2012

15 KEY PL

TAPPAN, NY 10983
4
Beds
3 / 1
Baths
2,137 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.
0.41 ac
Lot SizeThe size of the land the home sits on, from county records.
1966
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$773K
$716K low$831K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$480,000 · Feb 27, 2012

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$206,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$59,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$146,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$206,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$646,597

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.Colonial
CountyRockland
Lot (acres)The size of the land the home sits on, from county records.0.41
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 776 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.

E
William O Schaefer Elementary School
Elementary · Grades PK–2 · 0.5 mi
H
Tappan Zee High SchoolA+
High · Grades 9–12 · 1.3 mi
M
South Orangetown Middle SchoolB
Middle · Grades 6–8 · 2.0 mi

District: South Orangetown Central School District

Neighborhood · ZIP 10983These 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.41
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 100.117

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.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.0.6%
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.5,455
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,637 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$153,969
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$184,412
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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

15 Key Pl 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.

  • Costs less per square foot than 69% of homes in Tappan 10983
  • Has a bigger lot than 80% of homes in Tappan 10983
  • Newer than 66% of homes in Tappan 10983

What homes are worth in Tappan 10983

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

This home
$456K$1.1M

This home is worth more than 58% of homes in Tappan 10983.

How it measures up in Tappan 10983

The dot is this home. The mark in the middle is the typical home in Tappan 10983.

Estimated value$773,087
CheaperTypical $742,230Pricier

Pricier than 58% of homes nearby

Price per ft²$362
CheaperTypical $402Pricier

Pricier than 31% of homes nearby

Living area2,137 ft²
SmallerTypical 1,851 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.41 ac
SmallerTypical 0.33 acBigger

Bigger than 80% of homes nearby

Year built1966
OlderTypical 1965Newer

Newer than 66% of homes nearby

How 15 Key Pl ranks against every home in each area.
MeasureThis homeTappan 10983Rockland County
Estimated valuepricier than$773,08758% of homes54% of homes
Price per ft²pricier than$36231% of homes42% of homes
Living areabigger than2,137 ft²64% of homes57% of homes
Lot sizebigger than0.41 ac80% of homes63% of homes
Year builtnewer than196666% of homes46% of homes

About 15 Key Pl

How much is 15 Key Pl, Tappan, NY worth?

The TopHap Estimate for 15 Key Pl, Tappan, NY is $773,087 as of Aug 30, 2026. The likely range is $715,520 to $830,654. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15 Key Pl, Tappan, NY last sell?

15 Key Pl, Tappan, NY last sold on Feb 27, 2012 for $480,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 15 Key Pl, Tappan, NY?

15 Key Pl, Tappan, NY has 4 bedrooms, 3 bathrooms, 2,137 square feet of living space and a 0.41-acre lot.

When was 15 Key Pl, Tappan, NY built?

15 Key Pl, Tappan, NY was built in 1966, making it 60 years old. It is a colonial home. The building has 2 stories.

What schools serve 15 Key Pl, Tappan, NY?

15 Key Pl, Tappan, NY is assigned to William O Schaefer Elementary School (elementary); Tappan Zee High School (high), rated A+; South Orangetown Middle School (middle), rated B. All sit in South Orangetown Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15 Key Pl, Tappan, NY compare to other homes in Tappan 10983?

Among the 1,956 homes in Tappan 10983, it is worth more than 58% of them ($773,087 against a typical $742,230), its price per square foot is higher than 31% of them ($362 against a typical $402), it is bigger than 64% of them (2,137 ft² against a typical 1,851 ft²), its lot is bigger than 80% of them (0.41 ac against a typical 0.33 ac) and it is newer than 66% of them (1966 against a typical 1965). Measured against all of Rockland County, it is worth more than 54% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Key Pl

Closest homes

More homes in Tappan 10983

Assigned schools

Explore the area

See this home in context

Open 15 Key Pl 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