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Single Family ResidenceResidential
$2,402,613$926 / 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 Oct 21, 2026
Last sold for $450,000 on Jul 30, 1997

18 CARRIAGE RD

ROSLYN, NY 11576
2.5
Baths
2,594 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
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

$2.4M
$2.2M low$2.6M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$450,000 · Jul 30, 1997

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$25,650 (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.$1,104 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$604
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,104
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,104,000

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.1 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
Lot (acres)The size of the land the home sits on, from county records.0.20
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 · 175 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
Herricks High SchoolA+
Middle · Grades 9–12 · 0.3 mi
E
Searingtown SchoolA+
Elementary · Grades KG–5 · 0.8 mi

District: Herricks Union Free School District

Neighborhood · ZIP 11576These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.104

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.94%
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.3.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.13,502
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,896 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$189,117
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$255,113
Average tempThe average temperature here across a full year.53°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

18 Carriage 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 96% of homes in Nassau County
  • Among the highest price per square foot in Nassau County
  • Bigger than 84% of homes in Nassau County
  • Has a smaller lot than 78% of homes in Roslyn 11576
  • Newer than 88% of homes in Nassau County

What homes are worth in Roslyn 11576

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 83% of homes in Roslyn 11576.

How it measures up in Roslyn 11576

The dot is this home. The mark in the middle is the typical home in Roslyn 11576.

Estimated value$2,402,613
CheaperTypical $1,830,304Pricier

Pricier than 83% of homes nearby

Price per ft²$926
CheaperTypical $626Pricier

Pricier than 98% of homes nearby

Living area2,594 ft²
SmallerTypical 2,802 ft²Bigger

Bigger than 42% of homes nearby

Lot size0.2 ac
SmallerTypical 0.35 acBigger

Bigger than 22% of homes nearby

Year built1978
OlderTypical 1965Newer

Newer than 59% of homes nearby

How 18 Carriage Rd ranks against every home in each area.
MeasureThis homeSearingtownRoslyn 11576Nassau County
Estimated valuepricier than$2,402,61395% of homes83% of homes96% of homes
Price per ft²pricier than$92698% of homes98% of homesalmost all homes
Living areabigger than2,594 ft²63% of homes42% of homes84% of homes
Lot sizebigger than0.2 ac51% of homes22% of homes77% of homes
Year builtnewer than197886% of homes59% of homes88% of homes

About 18 Carriage Rd

How much is 18 Carriage Rd, Roslyn, NY worth?

The TopHap Estimate for 18 Carriage Rd, Roslyn, NY is $2,402,613 as of Oct 21, 2026. The likely range is $2,174,708 to $2,630,518. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Carriage Rd, Roslyn, NY last sell?

18 Carriage Rd, Roslyn, NY last sold on Jul 30, 1997 for $450,000, according to the county's recorded deed.

How big is 18 Carriage Rd, Roslyn, NY?

18 Carriage Rd, Roslyn, NY has 2.5 bathrooms, 2,594 square feet of living space and a 0.20-acre lot.

When was 18 Carriage Rd, Roslyn, NY built?

18 Carriage Rd, Roslyn, NY was built in 1978, making it 48 years old. It is a colonial home. The building has 2 stories.

What schools serve 18 Carriage Rd, Roslyn, NY?

18 Carriage Rd, Roslyn, NY is assigned to Herricks High School (middle), rated A+; Searingtown School (elementary), rated A+. All sit in Herricks Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Carriage Rd, Roslyn, NY compare to other homes in Roslyn 11576?

Among the 4,808 homes in Roslyn 11576, it is worth more than 83% of them ($2,402,613 against a typical $1,830,304), its price per square foot is higher than 98% of them ($926 against a typical $626), it is bigger than 42% of them (2,594 ft² against a typical 2,802 ft²), its lot is bigger than 22% of them (0.2 ac against a typical 0.35 ac) and it is newer than 59% of them (1978 against a typical 1965). Measured against all of Nassau County, it is worth more than 96% 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 18 Carriage Rd, Roslyn, NY?

The 2025 property tax bill for 18 Carriage Rd, Roslyn, NY was $25,650. The county assessed it at $1,104.

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