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Duplex (2 Units, Any Combination)Residential
Last sold for $930,000 on Jul 20, 2021

12 BAYLIS PL

SYOSSET, NY 11791
4
Baths
2,496 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.
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
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

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$930,000 · Jul 20, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$22,081 (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.$774 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$449
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$325
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$711
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$774,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.29
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Tile
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Dead End
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 128 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.

M
South Woods Middle SchoolA+
Middle · Grades 6–8 · 0.8 mi
E
Village Elementary SchoolA+
Elementary · Grades KG–5 · 0.8 mi
H
Syosset Senior High SchoolA+
High · Grades 9–12 · 0.9 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

12 Baylis 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.

  • Bigger than 82% of homes in Nassau County
  • Has a bigger lot than 89% of homes in Nassau County
  • Older than 98% of homes in Syosset

How it measures up in Syosset 11791

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

Living area2,496 ft²
SmallerTypical 2,047 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.29 ac
SmallerTypical 0.22 acBigger

Bigger than 68% of homes nearby

Year built1925
OlderTypical 1957Newer

Newer than 2% of homes nearby

How 12 Baylis Pl ranks against every home in each area.
MeasureThis homeSyossetSyosset 11791Nassau County
Living areabigger than2,496 ft²76% of homes64% of homes82% of homes
Lot sizebigger than0.29 ac82% of homes68% of homes89% of homes
Year builtnewer than19252% of homes2% of homes9% of homes

About 12 Baylis Pl

When did 12 Baylis Pl, Syosset, NY last sell?

12 Baylis Pl, Syosset, NY last sold on Jul 20, 2021 for $930,000, according to the county's recorded deed.

How big is 12 Baylis Pl, Syosset, NY?

12 Baylis Pl, Syosset, NY has 4 bathrooms, 2,496 square feet of living space and a 0.29-acre lot.

When was 12 Baylis Pl, Syosset, NY built?

12 Baylis Pl, Syosset, NY was built in 1925, making it 101 years old. The building has 2 stories.

What schools serve 12 Baylis Pl, Syosset, NY?

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

How does 12 Baylis Pl, Syosset, NY compare to other homes in Syosset 11791?

Among the 8,086 homes in Syosset 11791, it is bigger than 64% of them (2,496 ft² against a typical 2,047 ft²), its lot is bigger than 68% of them (0.29 ac against a typical 0.22 ac) and it is newer than 2% of them (1925 against a typical 1957). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 12 Baylis Pl, Syosset, NY?

The 2025 property tax bill for 12 Baylis Pl, Syosset, NY was $22,081. The county assessed it at $774.

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