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Single Family ResidenceResidential
$934,158$731 / 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 Aug 30, 2026

4 ROBERT CIR

SYOSSET, NY 11791
2
Baths
1,278 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.
1954
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

$934K
$850K low$1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,288 (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.$518 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$298
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$220
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$522
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$518,000

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.Ranch
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, 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 · 54 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
Village Elementary SchoolA-
Elementary · Grades KG–5 · 0.2 mi
H
Syosset Senior High SchoolA+
High · Grades 9–12 · 1.1 mi
M
South Woods Middle SchoolA-
Middle · Grades 6–8 · 1.1 mi

District: Syosset 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

4 Robert Cir 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 90% of homes in Syosset 11791
  • Costs more per square foot than 93% of homes in Nassau County
  • Smaller than 92% of homes in Syosset 11791
  • Has a smaller lot than 80% of homes in Syosset 11791
  • Older than 69% of homes in Syosset 11791

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
$809K$3.8M

This home is worth more than 10% 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$934,158
CheaperTypical $1,237,258Pricier

Pricier than 10% of homes nearby

Price per ft²$731
CheaperTypical $613Pricier

Pricier than 89% of homes nearby

Living area1,278 ft²
SmallerTypical 2,046 ft²Bigger

Bigger than 8% of homes nearby

Lot size0.16 ac
SmallerTypical 0.21 acBigger

Bigger than 20% of homes nearby

Year built1954
OlderTypical 1957Newer

Newer than 31% of homes nearby

How 4 Robert Cir ranks against every home in each area.
MeasureThis homeSyossetSyosset 11791Nassau County
Estimated valuepricier than$934,15812% of homes10% of homes64% of homes
Price per ft²pricier than$73188% of homes89% of homes93% of homes
Living areabigger than1,278 ft²9% of homes8% of homes19% of homes
Lot sizebigger than0.16 ac23% of homes20% of homes57% of homes
Year builtnewer than195433% of homes31% of homes61% of homes

About 4 Robert Cir

How much is 4 Robert Cir, Syosset, NY worth?

The TopHap Estimate for 4 Robert Cir, Syosset, NY is $934,158 as of Aug 30, 2026. The likely range is $849,631 to $1,018,685. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4 Robert Cir, Syosset, NY last sell?

4 Robert Cir, Syosset, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 4 Robert Cir, Syosset, NY?

4 Robert Cir, Syosset, NY has 2 bathrooms, 1,278 square feet of living space and a 0.16-acre lot.

When was 4 Robert Cir, Syosset, NY built?

4 Robert Cir, Syosset, NY was built in 1954, making it 72 years old. It is a ranch home. The building has 1 story.

What schools serve 4 Robert Cir, Syosset, NY?

4 Robert Cir, Syosset, NY is assigned to Village Elementary School (elementary), rated A-; Syosset Senior High School (high), rated A+; South Woods Middle School (middle), rated A-. All sit in Syosset Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4 Robert Cir, Syosset, NY compare to other homes in Syosset 11791?

Among the 8,086 homes in Syosset 11791, it is worth more than 10% of them ($934,158 against a typical $1,237,258), its price per square foot is higher than 89% of them ($731 against a typical $613), it is bigger than 8% of them (1,278 ft² against a typical 2,046 ft²), its lot is bigger than 20% of them (0.16 ac against a typical 0.21 ac) and it is newer than 31% of them (1954 against a typical 1957). Measured against all of Nassau County, it is worth more than 64% 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 4 Robert Cir, Syosset, NY?

The 2025 property tax bill for 4 Robert Cir, Syosset, NY was $15,288. The county assessed it at $518.

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