Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$2,348,673$603 / 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 79How 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

21 OLD STONE HILL RD

POUND RIDGE, NY 10576
4
Beds
3.5
Baths
3,898 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.
6.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
1
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

$2.3M
$1.9M low$2.8M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$39,768 (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.$275,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$90,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$185,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$275,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,189,491

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.54
75
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
20
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
63
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
97
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.54 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountyWESTCHESTER
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1973
Lot (acres)The size of the land the home sits on, from county records.6.27
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront-Not Specified

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

E
Pound Ridge Elementary SchoolA-
Elementary · Grades KG–5 · 0.9 mi
M
Fox Lane Middle SchoolB+
Middle · Grades 6–8 · 5.4 mi
H
Fox Lane High SchoolB+
High · Grades 9–12 · 5.5 mi

District: Bedford Central School District

Neighborhood · ZIP 10576These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.113
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.92

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.47%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
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.5,198
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.222 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$229,395
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$292,342
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.52 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.55%

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

21 Old Stone Hill 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.

  • Worth more than 92% of homes in Westchester County
  • Costs more per square foot than 75% of homes in Pound Ridge 10576
  • Bigger than 90% of homes in Westchester County
  • Among the largest lots in Westchester County
  • Newer than 73% of homes in Westchester County

What homes are worth in Pound Ridge 10576

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

This home
$733K$4.6M

This home is worth more than 81% of homes in Pound Ridge 10576.

How it measures up in Pound Ridge 10576

The dot is this home. The mark in the middle is the typical home in Pound Ridge 10576.

Estimated value$2,348,673
CheaperTypical $1,596,201Pricier

Pricier than 81% of homes nearby

Price per ft²$603
CheaperTypical $534Pricier

Pricier than 75% of homes nearby

Living area3,898 ft²
SmallerTypical 3,023 ft²Bigger

Bigger than 72% of homes nearby

Lot size6.27 ac
SmallerTypical 2.64 acBigger

Bigger than 90% of homes nearby

Year built1971
OlderTypical 1970Newer

Newer than 52% of homes nearby

How 21 Old Stone Hill Rd ranks against every home in each area.
MeasureThis homePound Ridge 10576Westchester County
Estimated valuepricier than$2,348,67381% of homes92% of homes
Price per ft²pricier than$60375% of homes71% of homes
Living areabigger than3,898 ft²72% of homes90% of homes
Lot sizebigger than6.27 ac90% of homesalmost all homes
Year builtnewer than197152% of homes73% of homes

About 21 Old Stone Hill Rd

How much is 21 Old Stone Hill Rd, Pound Ridge, NY worth?

The TopHap Estimate for 21 Old Stone Hill Rd, Pound Ridge, NY is $2,348,673 as of Sep 24, 2026. The likely range is $1,851,967 to $2,845,379. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Old Stone Hill Rd, Pound Ridge, NY last sell?

21 Old Stone Hill Rd, Pound Ridge, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Old Stone Hill Rd, Pound Ridge, NY?

21 Old Stone Hill Rd, Pound Ridge, NY has 4 bedrooms, 3.5 bathrooms, 3,898 square feet of living space and a 6.27-acre lot.

When was 21 Old Stone Hill Rd, Pound Ridge, NY built?

21 Old Stone Hill Rd, Pound Ridge, NY was built in 1971, making it 55 years old. It is a contemporary home. The building has 1 story.

What schools serve 21 Old Stone Hill Rd, Pound Ridge, NY?

21 Old Stone Hill Rd, Pound Ridge, NY is assigned to Pound Ridge Elementary School (elementary), rated A-; Fox Lane Middle School (middle), rated B+; Fox Lane High School (high), rated B+. All sit in Bedford Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Old Stone Hill Rd, Pound Ridge, NY compare to other homes in Pound Ridge 10576?

Among the 2,087 homes in Pound Ridge 10576, it is worth more than 81% of them ($2,348,673 against a typical $1,596,201), its price per square foot is higher than 75% of them ($603 against a typical $534), it is bigger than 72% of them (3,898 ft² against a typical 3,023 ft²), its lot is bigger than 90% of them (6.27 ac against a typical 2.64 ac) and it is newer than 52% of them (1971 against a typical 1970). Measured against all of Westchester County, it is worth more than 92% 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 21 Old Stone Hill Rd, Pound Ridge, NY?

The 2025 property tax bill for 21 Old Stone Hill Rd, Pound Ridge, NY was $39,768. The county assessed it at $275,000.

More homes on Old Stone Hill Rd

Closest homes

More homes in Pound Ridge 10576

Assigned schools

Explore the area

See this home in context

Open 21 Old Stone Hill Rd 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