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Single Family ResidenceResidential
$1,001,141$555 / 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 92How 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 TONI PL

PLAINVIEW, NY 11803
2.5
Baths
1,804 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1M
$917K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,340 (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.$589 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$268
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$321
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$584
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$589,000

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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Split Level
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.15
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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 · 547 ft²

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

M
Plainview-Old Bethpage Middle SchoolB
Middle · Grades 5–8 · 0.1 mi
E
Pasadena Elementary SchoolA
Elementary · Grades KG–4 · 1.0 mi
H
Plainview-Old Bethpage John F. Kennedy High SchoolA
High · Grades 9–12 · 1.0 mi

District: Plainview-Old Bethpage Central School District

Neighborhood · ZIP 11803These 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.58
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.87

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.6%
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.28,935
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,867 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$166,800
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$201,048
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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 Toni Pl 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 70% of homes in Nassau County
  • Has a smaller lot than 72% of homes in Plainview 11803
  • Newer than 70% of homes in Nassau County

What homes are worth in Plainview 11803

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

This home
$680K$1.7M

This home is worth more than 62% of homes in Plainview 11803.

How it measures up in Plainview 11803

The dot is this home. The mark in the middle is the typical home in Plainview 11803.

Estimated value$1,001,141
CheaperTypical $947,614Pricier

Pricier than 62% of homes nearby

Price per ft²$555
CheaperTypical $554Pricier

Pricier than 50% of homes nearby

Living area1,804 ft²
SmallerTypical 1,726 ft²Bigger

Bigger than 56% of homes nearby

Lot size0.15 ac
SmallerTypical 0.16 acBigger

Bigger than 28% of homes nearby

Year built1957
OlderTypical 1958Newer

Newer than 46% of homes nearby

How 21 Toni Pl ranks against every home in each area.
MeasureThis homePlainviewPlainview 11803Nassau County
Estimated valuepricier than$1,001,14160% of homes62% of homes70% of homes
Price per ft²pricier than$55548% of homes50% of homes62% of homes
Living areabigger than1,804 ft²56% of homes56% of homes55% of homes
Lot sizebigger than0.15 ac29% of homes28% of homes52% of homes
Year builtnewer than195749% of homes46% of homes70% of homes

About 21 Toni Pl

How much is 21 Toni Pl, Plainview, NY worth?

The TopHap Estimate for 21 Toni Pl, Plainview, NY is $1,001,141 as of Sep 24, 2026. The likely range is $916,921 to $1,085,361. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Toni Pl, Plainview, NY last sell?

21 Toni Pl, Plainview, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Toni Pl, Plainview, NY?

21 Toni Pl, Plainview, NY has 2.5 bathrooms, 1,804 square feet of living space and a 0.15-acre lot.

When was 21 Toni Pl, Plainview, NY built?

21 Toni Pl, Plainview, NY was built in 1957, making it 69 years old. It is a split level home. The building has 1 story.

What schools serve 21 Toni Pl, Plainview, NY?

21 Toni Pl, Plainview, NY is assigned to Plainview-Old Bethpage Middle School (middle), rated B; Pasadena Elementary School (elementary), rated A; Plainview-Old Bethpage John F. Kennedy High School (high), rated A. All sit in Plainview-Old Bethpage Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Toni Pl, Plainview, NY compare to other homes in Plainview 11803?

Among the 10,832 homes in Plainview 11803, it is worth more than 62% of them ($1,001,141 against a typical $947,614), its price per square foot is higher than 50% of them ($555 against a typical $554), it is bigger than 56% of them (1,804 ft² against a typical 1,726 ft²), its lot is bigger than 28% of them (0.15 ac against a typical 0.16 ac) and it is newer than 46% of them (1957 against a typical 1958). Measured against all of Nassau County, it is worth more than 70% 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 Toni Pl, Plainview, NY?

The 2025 property tax bill for 21 Toni Pl, Plainview, NY was $16,340. The county assessed it at $589.

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