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Single Family ResidenceResidential
$2,781,149$492 / 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 64How 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
Last sold for $1,995,000 on Oct 19, 2001

1628 STEWART LN

SYOSSET, NY 11791
4.5
Baths
5,650 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.
2 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.8M
$1.8M low$3.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,995,000 · Oct 19, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$31,472 (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.$1,684 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$618
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,066
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,624
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,684,000

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.12 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.Colonial
CountyNASSAU
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.Deck · 55 ft²Patio · 598 ft²Porch · 20 ft²

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

M
Cold Spring Harbor High SchoolA+
Middle · Grades 7–12 · 1.2 mi
E
Goosehill Primary Center
Elementary · Grades KG–1 · 2.1 mi

District: Cold Spring Harbor Central School District

Neighborhood · ZIP 11791These 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.108
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.1%
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.25,701
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,064 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$180,785
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$232,702
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

1628 Stewart Ln 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 97% of homes in Nassau County
  • Costs less per square foot than 89% of homes in Syosset 11791
  • Bigger than 98% of homes in Nassau County
  • Has a bigger lot than 98% of homes in Nassau County
  • Newer than 91% of homes in Nassau County

What homes are worth in Syosset 11791

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

This home
$798K$3.7M

This home is worth more than 94% of homes in Syosset 11791.

How it measures up in Syosset 11791

The dot is this home. The mark in the middle is the typical home in Syosset 11791.

Estimated value$2,781,149
CheaperTypical $1,234,085Pricier

Pricier than 94% of homes nearby

Price per ft²$492
CheaperTypical $614Pricier

Pricier than 11% of homes nearby

Living area5,650 ft²
SmallerTypical 2,050 ft²Bigger

Bigger than 95% of homes nearby

Lot size2 ac
SmallerTypical 0.21 acBigger

Bigger than 88% of homes nearby

Year built1987
OlderTypical 1957Newer

Newer than 86% of homes nearby

How 1628 Stewart Ln ranks against every home in each area.
MeasureThis homeSyosset 11791Nassau County
Estimated valuepricier than$2,781,14994% of homes97% of homes
Price per ft²pricier than$49211% of homes41% of homes
Living areabigger than5,650 ft²95% of homes98% of homes
Lot sizebigger than2 ac88% of homes98% of homes
Year builtnewer than198786% of homes91% of homes

About 1628 Stewart Ln

How much is 1628 Stewart Ln, Syosset, NY worth?

The TopHap Estimate for 1628 Stewart Ln, Syosset, NY is $2,781,149 as of Sep 24, 2026. The likely range is $1,781,538 to $3,780,760. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1628 Stewart Ln, Syosset, NY last sell?

1628 Stewart Ln, Syosset, NY last sold on Oct 19, 2001 for $1,995,000, according to the county's recorded deed.

How big is 1628 Stewart Ln, Syosset, NY?

1628 Stewart Ln, Syosset, NY has 4.5 bathrooms and 5,650 square feet of living space.

When was 1628 Stewart Ln, Syosset, NY built?

1628 Stewart Ln, Syosset, NY was built in 1987, making it 39 years old. It is a colonial home. The building has 2 stories.

What schools serve 1628 Stewart Ln, Syosset, NY?

1628 Stewart Ln, Syosset, NY is assigned to Cold Spring Harbor High School (middle), rated A+; Goosehill Primary Center (elementary). All sit in Cold Spring Harbor Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1628 Stewart Ln, Syosset, NY compare to other homes in Syosset 11791?

Among the 8,086 homes in Syosset 11791, it is worth more than 94% of them ($2,781,149 against a typical $1,234,085), its price per square foot is higher than 11% of them ($492 against a typical $614), it is bigger than 95% of them (5,650 ft² against a typical 2,050 ft²), its lot is bigger than 88% of them (2 ac against a typical 0.21 ac) and it is newer than 86% of them (1987 against a typical 1957). Measured against all of Nassau County, it is worth more than 97% 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 1628 Stewart Ln, Syosset, NY?

The 2025 property tax bill for 1628 Stewart Ln, Syosset, NY was $31,472. The county assessed it at $1,684.

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