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Single Family ResidenceResidential
$866,427$630 / 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 Aug 30, 2026

51 STEWART ST

PLAINVIEW, NY 11803
1.5
Baths
1,376 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1958
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

$866K
$796K low$936K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$17,129 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$569 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$284
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$285
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$539
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$569,000

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.3 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.Split Level
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.16
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 320 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.

E
Kramer Lane Elementary SchoolB+
Elementary · Grades KG–5 · 0.3 mi
H
Bethpage Senior High SchoolA+
High · Grades 9–12 · 1.0 mi
M
John F Kennedy Middle SchoolA-
Middle · Grades 6–8 · 1.4 mi

District: Bethpage Union Free 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%

Owner Tools

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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

51 Stewart St 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 71% of homes in Plainview 11803
  • Costs more per square foot than 87% of homes in Bethpage
  • Smaller than 81% of homes in Plainview 11803
  • Newer than 73% 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
$681K$1.7M

This home is worth more than 29% 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$866,427
CheaperTypical $951,862Pricier

Pricier than 29% of homes nearby

Price per ft²$630
CheaperTypical $556Pricier

Pricier than 82% of homes nearby

Living area1,376 ft²
SmallerTypical 1,718 ft²Bigger

Bigger than 19% of homes nearby

Lot size0.16 ac
SmallerTypical 0.16 acBigger

Bigger than 36% of homes nearby

Year built1958
OlderTypical 1958Newer

Newer than 56% of homes nearby

How 51 Stewart St ranks against every home in each area.
MeasureThis homeBethpagePlainview 11803Nassau County
Estimated valuepricier than$866,42769% of homes29% of homes56% of homes
Price per ft²pricier than$63087% of homes82% of homes82% of homes
Living areabigger than1,376 ft²32% of homes19% of homes26% of homes
Lot sizebigger than0.16 ac47% of homes36% of homes57% of homes
Year builtnewer than195870% of homes56% of homes73% of homes

About 51 Stewart St

How much is 51 Stewart St, Plainview, NY worth?

The TopHap Estimate for 51 Stewart St, Plainview, NY is $866,427 as of Aug 30, 2026. The likely range is $796,405 to $936,449. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 51 Stewart St, Plainview, NY last sell?

51 Stewart St, Plainview, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 51 Stewart St, Plainview, NY?

51 Stewart St, Plainview, NY has 1.5 bathrooms, 1,376 square feet of living space and a 0.16-acre lot.

When was 51 Stewart St, Plainview, NY built?

51 Stewart St, Plainview, NY was built in 1958, making it 68 years old. It is a split level home. The building has 1 story.

What schools serve 51 Stewart St, Plainview, NY?

51 Stewart St, Plainview, NY is assigned to Kramer Lane Elementary School (elementary), rated B+; Bethpage Senior High School (high), rated A+; John F Kennedy Middle School (middle), rated A-. All sit in Bethpage Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 51 Stewart St, Plainview, NY compare to other homes in Plainview 11803?

Among the 10,832 homes in Plainview 11803, it is worth more than 29% of them ($866,427 against a typical $951,862), its price per square foot is higher than 82% of them ($630 against a typical $556), it is bigger than 19% of them (1,376 ft² against a typical 1,718 ft²), its lot is bigger than 36% of them (0.16 ac against a typical 0.16 ac) and it is newer than 56% of them (1958 against a typical 1958). Measured against all of Nassau County, it is worth more than 56% 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 51 Stewart St, Plainview, NY?

The 2026 property tax bill for 51 Stewart St, Plainview, NY was $17,129. The county assessed it at $569.

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