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Single Family ResidenceResidential
$462,617$454 / 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 86How 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

423 PIERMONT AVE

PIERMONT, NY 10968
3
Beds
1
Baths
1,020 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.
3,485 ft²
Lot SizeThe size of the land the home sits on, from county records.
1870
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.

Valuation

$463K
$400K low$525K 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.$115,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$96,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$115,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$115,900

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.31 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.Traditional/Old
CountyRockland
Lot (acres)The size of the land the home sits on, from county records.0.08
HeatingThe type of heating system in the home.Hot Water
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 113 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.

H
Tappan Zee High SchoolA+
High · Grades 9–12 · 2.1 mi
E
William O Schaefer Elementary School
Elementary · Grades PK–2 · 2.3 mi
M
South Orangetown Middle SchoolB
Middle · Grades 6–8 · 3.2 mi

District: South Orangetown Central School District

Neighborhood · ZIP 10968These 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.163
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 100.117

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.1,543
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,444 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$125,432
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$161,988
Average tempThe average temperature here across a full year.53°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.52%

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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

423 Piermont 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 87% of homes in Rockland County
  • Costs more per square foot than 80% of homes in Rockland County
  • Smaller than 93% of homes in Rockland County
  • Has a smaller lot than 80% of homes in Rockland County
  • Among the oldest homes in Rockland County

What homes are worth in Piermont 10968

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

This home
$211K$1.5M

This home is worth more than 28% of homes in Piermont 10968.

How it measures up in Piermont 10968

The dot is this home. The mark in the middle is the typical home in Piermont 10968.

Estimated value$462,617
CheaperTypical $710,759Pricier

Pricier than 28% of homes nearby

Price per ft²$454
CheaperTypical $401Pricier

Pricier than 73% of homes nearby

Living area1,020 ft²
SmallerTypical 1,724 ft²Bigger

Bigger than 18% of homes nearby

Lot size3,485 ft²
SmallerTypical 3,485 ft²Bigger

Bigger than 52% of homes nearby

Year built1870
OlderTypical 1965Newer

Newer than 7% of homes nearby

How 423 Piermont Ave ranks against every home in each area.
MeasureThis homePiermont 10968Rockland County
Estimated valuepricier than$462,61728% of homes13% of homes
Price per ft²pricier than$45473% of homes80% of homes
Living areabigger than1,020 ft²18% of homes7% of homes
Lot sizebigger than3,485 ft²52% of homes20% of homes
Year builtnewer than18707% of homesalmost no homes

About 423 Piermont Ave

How much is 423 Piermont Ave, Piermont, NY worth?

The TopHap Estimate for 423 Piermont Ave, Piermont, NY is $462,617 as of Sep 24, 2026. The likely range is $399,754 to $525,480. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 423 Piermont Ave, Piermont, NY last sell?

423 Piermont Ave, Piermont, NY last sold on Jun 27, 2023, according to the county's recorded deed.

How big is 423 Piermont Ave, Piermont, NY?

423 Piermont Ave, Piermont, NY has 3 bedrooms, 1 bathrooms, 1,020 square feet of living space and a 0.08-acre lot.

When was 423 Piermont Ave, Piermont, NY built?

423 Piermont Ave, Piermont, NY was built in 1870, making it 156 years old. It is a traditional/old home. The building has 3 stories.

What schools serve 423 Piermont Ave, Piermont, NY?

423 Piermont Ave, Piermont, NY is assigned to Tappan Zee High School (high), rated A+; William O Schaefer Elementary School (elementary); 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 423 Piermont Ave, Piermont, NY compare to other homes in Piermont 10968?

Among the 1,000 homes in Piermont 10968, it is worth more than 28% of them ($462,617 against a typical $710,759), its price per square foot is higher than 73% of them ($454 against a typical $401), it is bigger than 18% of them (1,020 ft² against a typical 1,724 ft²), its lot is bigger than 52% of them (3,485 ft² against a typical 3,485 ft²) and it is newer than 7% of them (1870 against a typical 1965). Measured against all of Rockland County, it is worth more than 13% 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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