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Single Family ResidenceResidential
$886,972$1,027 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

55 RIVERVIEW AVE

ARDSLEY, NY 10502
1
Baths
864 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.
0.56 ac
Lot SizeThe size of the land the home sits on, from county records.
1939
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$887K
$784K low$990K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$39,913 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,436,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$369,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,066,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,342,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,436,800

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.43
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
19
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
66
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
84
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
49
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.Single Family Residence
CountyWESTCHESTER
Lot (acres)The size of the land the home sits on, from county records.0.56
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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 · 90 ft²

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.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Ardsley Middle SchoolA+
Middle · Grades 5–8 · 0.2 mi
E
Concord Road Elementary SchoolA
Elementary · Grades KG–4 · 1.0 mi
H
Ardsley High SchoolA
High · Grades 9–12 · 1.2 mi

District: Ardsley Union Free School District

Neighborhood · ZIP 10502These 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.19
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.114
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.111

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.6,429
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,036 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$189,522
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$226,971
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

55 Riverview 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 less than 85% of homes in Ardsley 10502
  • Costs more per square foot than 98% of homes in Ardsley 10502
  • Among the smallest homes in Ardsley 10502
  • Has a bigger lot than 88% of homes in Ardsley 10502
  • Older than 86% of homes in Ardsley 10502

What homes are worth in Ardsley 10502

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

This home
$503K$2.2M

This home is worth more than 15% of homes in Ardsley 10502.

How it measures up in Ardsley 10502

The dot is this home. The mark in the middle is the typical home in Ardsley 10502.

Estimated value$886,972
CheaperTypical $1,088,983Pricier

Pricier than 15% of homes nearby

Price per ft²$1027
CheaperTypical $651Pricier

Pricier than 98% of homes nearby

Living area864 ft²
SmallerTypical 1,599 ft²Bigger

Smaller than almost all homes nearby

Lot size0.56 ac
SmallerTypical 0.22 acBigger

Bigger than 88% of homes nearby

Year built1939
OlderTypical 1954Newer

Newer than 14% of homes nearby

How 55 Riverview Ave ranks against every home in each area.
MeasureThis homeArdsley 10502Westchester County
Estimated valuepricier than$886,97215% of homes51% of homes
Price per ft²pricier than$102798% of homes98% of homes
Living areabigger than864 ft²almost no homes2% of homes
Lot sizebigger than0.56 ac88% of homes78% of homes
Year builtnewer than193914% of homes34% of homes

About 55 Riverview Ave

How much is 55 Riverview Ave, Ardsley, NY worth?

The TopHap Estimate for 55 Riverview Ave, Ardsley, NY is $886,972 as of Oct 21, 2026. The likely range is $783,784 to $990,160. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 55 Riverview Ave, Ardsley, NY last sell?

55 Riverview Ave, Ardsley, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 55 Riverview Ave, Ardsley, NY?

55 Riverview Ave, Ardsley, NY has 1 bathrooms, 864 square feet of living space and a 0.56-acre lot.

When was 55 Riverview Ave, Ardsley, NY built?

55 Riverview Ave, Ardsley, NY was built in 1939, making it 87 years old. The building has 1 story.

What schools serve 55 Riverview Ave, Ardsley, NY?

55 Riverview Ave, Ardsley, NY is assigned to Ardsley Middle School (middle), rated A+; Concord Road Elementary School (elementary), rated A; Ardsley High School (high), rated A. All sit in Ardsley Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 55 Riverview Ave, Ardsley, NY compare to other homes in Ardsley 10502?

Among the 1,803 homes in Ardsley 10502, it is worth more than 15% of them ($886,972 against a typical $1,088,983), its price per square foot is higher than 98% of them ($1027 against a typical $651), it is bigger than almost none of them (864 ft² against a typical 1,599 ft²), its lot is bigger than 88% of them (0.56 ac against a typical 0.22 ac) and it is newer than 14% of them (1939 against a typical 1954). Measured against all of Westchester County, it is worth more than 51% 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 55 Riverview Ave, Ardsley, NY?

The 2026 property tax bill for 55 Riverview Ave, Ardsley, NY was $39,913. The county assessed it at $1,436,800.

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