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Single Family ResidenceResidential
$747,207$511 / 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 95How 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

3 OLD KNOLLWOOD RD

WHITE PLAINS, NY 10607
2
Baths
1,463 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$747K
$713K low$781K high

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.$797,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$183,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$614,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$745,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$797,800

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.42
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.
66
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
89
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.0.24
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Woodlands Middle High SchoolC+
Middle · Grades 7–12 · 0.9 mi
E
Lee F. Jackson Elementary School
Elementary · Grades KG–1 · 1.0 mi

District: Greenburgh Central School District

Neighborhood · ZIP 10607These 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.56
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.115
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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.7,255
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,337 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$147,559
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$170,657
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

3 Old Knollwood Rd 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.

  • Smaller than 78% of homes in Westchester County
  • Newer than 74% of homes in White Plains 10607

What homes are worth in White Plains 10607

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

This home
$431K$1.6M

This home is worth more than 44% of homes in White Plains 10607.

How it measures up in White Plains 10607

The dot is this home. The mark in the middle is the typical home in White Plains 10607.

Estimated value$747,207
CheaperTypical $769,472Pricier

Pricier than 44% of homes nearby

Price per ft²$511
CheaperTypical $505Pricier

Pricier than 51% of homes nearby

Living area1,463 ft²
SmallerTypical 1,484 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.24 ac
SmallerTypical 0.23 acBigger

Bigger than 59% of homes nearby

Year built1963
OlderTypical 1957Newer

Newer than 74% of homes nearby

How 3 Old Knollwood Rd ranks against every home in each area.
MeasureThis homeWhite Plains 10607Westchester County
Estimated valuepricier than$747,20744% of homes37% of homes
Price per ft²pricier than$51151% of homes50% of homes
Living areabigger than1,463 ft²48% of homes22% of homes
Lot sizebigger than0.24 ac59% of homes55% of homes
Year builtnewer than196374% of homes64% of homes

About 3 Old Knollwood Rd

How much is 3 Old Knollwood Rd, White Plains, NY worth?

The TopHap Estimate for 3 Old Knollwood Rd, White Plains, NY is $747,207 as of Aug 30, 2026. The likely range is $712,936 to $781,478. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3 Old Knollwood Rd, White Plains, NY last sell?

3 Old Knollwood Rd, White Plains, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3 Old Knollwood Rd, White Plains, NY?

3 Old Knollwood Rd, White Plains, NY has 2 bathrooms, 1,463 square feet of living space and a 0.24-acre lot.

When was 3 Old Knollwood Rd, White Plains, NY built?

3 Old Knollwood Rd, White Plains, NY was built in 1963, making it 63 years old. The building has 1 story.

What schools serve 3 Old Knollwood Rd, White Plains, NY?

3 Old Knollwood Rd, White Plains, NY is assigned to Woodlands Middle High School (middle), rated C+; Lee F. Jackson Elementary School (elementary). All sit in Greenburgh Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3 Old Knollwood Rd, White Plains, NY compare to other homes in White Plains 10607?

Among the 2,263 homes in White Plains 10607, it is worth more than 44% of them ($747,207 against a typical $769,472), its price per square foot is higher than 51% of them ($511 against a typical $505), it is bigger than 48% of them (1,463 ft² against a typical 1,484 ft²), its lot is bigger than 59% of them (0.24 ac against a typical 0.23 ac) and it is newer than 74% of them (1963 against a typical 1957). Measured against all of Westchester County, it is worth more than 37% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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