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Single Family ResidenceResidential
$1,631,091$636 / 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 85How 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 $92,500 on Nov 24, 2014

454 COLD SPRING RD

SYOSSET, NY 11791
4
Beds
2.5
Baths
2,565 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.
1979
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
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

$1.6M
$1.4M low$1.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$92,500 · Nov 24, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,240 (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.$833 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$564
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$269
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$838
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$833,000

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
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.Yes
ViewThe type of view from the property, or another feature of the site that affects value.Highway
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 280 ft²Patio · 280 ft²Porch · 62 ft²

Transaction History(2)

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
Cold Spring Harbor High SchoolA
Middle · Grades 7–12 · 2.0 mi
E
Goosehill Primary Center
Elementary · Grades KG–1 · 2.9 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

454 Cold Spring Rd 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 90% of homes in Nassau County
  • Costs more per square foot than 82% of homes in Nassau County
  • Bigger than 84% of homes in Nassau County
  • Has a bigger lot than 97% of homes in Nassau County
  • Newer than 88% 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
$806K$3.9M

This home is worth more than 72% 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$1,631,091
CheaperTypical $1,239,739Pricier

Pricier than 72% of homes nearby

Price per ft²$636
CheaperTypical $613Pricier

Pricier than 60% of homes nearby

Living area2,565 ft²
SmallerTypical 2,050 ft²Bigger

Bigger than 66% of homes nearby

Lot size2 ac
SmallerTypical 0.22 acBigger

Bigger than 88% of homes nearby

Year built1979
OlderTypical 1957Newer

Newer than 77% of homes nearby

How 454 Cold Spring Rd ranks against every home in each area.
MeasureThis homeSyosset 11791Nassau County
Estimated valuepricier than$1,631,09172% of homes90% of homes
Price per ft²pricier than$63660% of homes82% of homes
Living areabigger than2,565 ft²66% of homes84% of homes
Lot sizebigger than2 ac88% of homes97% of homes
Year builtnewer than197977% of homes88% of homes

About 454 Cold Spring Rd

How much is 454 Cold Spring Rd, Syosset, NY worth?

The TopHap Estimate for 454 Cold Spring Rd, Syosset, NY is $1,631,091 as of Sep 24, 2026. The likely range is $1,392,635 to $1,869,547. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 454 Cold Spring Rd, Syosset, NY last sell?

454 Cold Spring Rd, Syosset, NY last sold on Nov 24, 2014 for $92,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 454 Cold Spring Rd, Syosset, NY?

454 Cold Spring Rd, Syosset, NY has 4 bedrooms, 2.5 bathrooms and 2,565 square feet of living space.

When was 454 Cold Spring Rd, Syosset, NY built?

454 Cold Spring Rd, Syosset, NY was built in 1979, making it 47 years old. It is a ranch home. The building has 1 story.

What schools serve 454 Cold Spring Rd, Syosset, NY?

454 Cold Spring Rd, 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 454 Cold Spring Rd, Syosset, NY compare to other homes in Syosset 11791?

Among the 8,086 homes in Syosset 11791, it is worth more than 72% of them ($1,631,091 against a typical $1,239,739), its price per square foot is higher than 60% of them ($636 against a typical $613), it is bigger than 66% of them (2,565 ft² against a typical 2,050 ft²), its lot is bigger than 88% of them (2 ac against a typical 0.22 ac) and it is newer than 77% of them (1979 against a typical 1957). Measured against all of Nassau County, it is worth more than 90% 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 454 Cold Spring Rd, Syosset, NY?

The 2025 property tax bill for 454 Cold Spring Rd, Syosset, NY was $16,240. The county assessed it at $833.

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