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Single Family ResidenceResidential
$820,722$405 / 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 91How 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 HOWARD AVE

VALHALLA, NY 10595
3
Beds
1
Baths
2,024 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
Year BuiltThe year the home was originally built, according to county records.

Valuation

$821K
$743K low$899K 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.$7,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,050
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$6,750
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$772,277

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.60
82
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
65
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
90
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.82 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.Raised Ranch
CountyWESTCHESTER
Lot (acres)The size of the land the home sits on, from county records.0.21
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Virginia Road Elementary School
Elementary · Grades KG–2 · 0.8 mi
M
Valhalla Middle SchoolA-
Middle · Grades 6–8 · 1.2 mi
H
Valhalla High SchoolB+
High · Grades 9–12 · 1.3 mi

District: Valhalla Union Free School District

Neighborhood · ZIP 10595These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.112
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.108

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.8,911
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,341 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$121,492
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,218
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

21 Howard 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.

  • Costs less per square foot than 82% of homes in Westchester County
  • Newer than 68% of homes in Valhalla 10595

What homes are worth in Valhalla 10595

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

This home
$536K$1.8M

This home is worth more than 42% of homes in Valhalla 10595.

How it measures up in Valhalla 10595

The dot is this home. The mark in the middle is the typical home in Valhalla 10595.

Estimated value$820,722
CheaperTypical $866,879Pricier

Pricier than 42% of homes nearby

Price per ft²$405
CheaperTypical $479Pricier

Pricier than 20% of homes nearby

Living area2,024 ft²
SmallerTypical 1,876 ft²Bigger

Bigger than 59% of homes nearby

Lot size0.21 ac
SmallerTypical 0.25 acBigger

Bigger than 36% of homes nearby

Year built1962
OlderTypical 1956Newer

Newer than 68% of homes nearby

How 21 Howard Ave ranks against every home in each area.
MeasureThis homeValhalla 10595Westchester County
Estimated valuepricier than$820,72242% of homes44% of homes
Price per ft²pricier than$40520% of homes18% of homes
Living areabigger than2,024 ft²59% of homes48% of homes
Lot sizebigger than0.21 ac36% of homes50% of homes
Year builtnewer than196268% of homes63% of homes

About 21 Howard Ave

How much is 21 Howard Ave, Valhalla, NY worth?

The TopHap Estimate for 21 Howard Ave, Valhalla, NY is $820,722 as of Sep 24, 2026. The likely range is $742,820 to $898,624. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Howard Ave, Valhalla, NY last sell?

21 Howard Ave, Valhalla, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Howard Ave, Valhalla, NY?

21 Howard Ave, Valhalla, NY has 3 bedrooms, 1 bathrooms, 2,024 square feet of living space and a 0.21-acre lot.

When was 21 Howard Ave, Valhalla, NY built?

21 Howard Ave, Valhalla, NY was built in 1962, making it 64 years old. It is a raised ranch home.

What schools serve 21 Howard Ave, Valhalla, NY?

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

How does 21 Howard Ave, Valhalla, NY compare to other homes in Valhalla 10595?

Among the 1,815 homes in Valhalla 10595, it is worth more than 42% of them ($820,722 against a typical $866,879), its price per square foot is higher than 20% of them ($405 against a typical $479), it is bigger than 59% of them (2,024 ft² against a typical 1,876 ft²), its lot is bigger than 36% of them (0.21 ac against a typical 0.25 ac) and it is newer than 68% of them (1962 against a typical 1956). Measured against all of Westchester County, it is worth more than 44% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Howard Ave

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Assigned schools

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