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Single Family ResidenceResidential
$1,433,873$614 / 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 89How 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

23 MELBY LN

ROSLYN, NY 11576
3.5
Baths
2,334 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$1.4M
$1.3M low$1.6M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$21,864 (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.$927 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$455
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$472
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$989
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$927,000

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.0.36
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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 · 438 ft²Patio · 438 ft²Porch · 20 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
Harbor Hill SchoolA
Elementary · Grades KG–5 · 0.4 mi
H
Roslyn High SchoolA+
High · Grades 9–12 · 1.4 mi
M
Roslyn Middle SchoolA+
Middle · Grades 6–8 · 1.7 mi

District: Roslyn 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

23 Melby 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 86% of homes in Nassau County
  • Costs more per square foot than 78% of homes in Nassau County
  • Bigger than 78% of homes in Nassau County
  • Has a bigger lot than 92% of homes in Nassau County
  • Newer than 75% 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
$802K$3.7M

This home is worth more than 20% 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$1,433,873
CheaperTypical $1,864,772Pricier

Pricier than 20% of homes nearby

Price per ft²$614
CheaperTypical $637Pricier

Pricier than 41% of homes nearby

Living area2,334 ft²
SmallerTypical 2,804 ft²Bigger

Bigger than 30% of homes nearby

Lot size0.36 ac
SmallerTypical 0.35 acBigger

Bigger than 52% of homes nearby

Year built1959
OlderTypical 1965Newer

Newer than 33% of homes nearby

How 23 Melby Ln ranks against every home in each area.
MeasureThis homeRoslyn 11576Nassau County
Estimated valuepricier than$1,433,87320% of homes86% of homes
Price per ft²pricier than$61441% of homes78% of homes
Living areabigger than2,334 ft²30% of homes78% of homes
Lot sizebigger than0.36 ac52% of homes92% of homes
Year builtnewer than195933% of homes75% of homes

About 23 Melby Ln

How much is 23 Melby Ln, Roslyn, NY worth?

The TopHap Estimate for 23 Melby Ln, Roslyn, NY is $1,433,873 as of Sep 24, 2026. The likely range is $1,277,965 to $1,589,781. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23 Melby Ln, Roslyn, NY last sell?

23 Melby Ln, Roslyn, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 23 Melby Ln, Roslyn, NY?

23 Melby Ln, Roslyn, NY has 3.5 bathrooms, 2,334 square feet of living space and a 0.36-acre lot.

When was 23 Melby Ln, Roslyn, NY built?

23 Melby Ln, Roslyn, NY was built in 1959, making it 67 years old. It is a ranch home. The building has 1 story.

What schools serve 23 Melby Ln, Roslyn, NY?

23 Melby Ln, Roslyn, NY is assigned to Harbor Hill School (elementary), rated A; Roslyn High School (high), rated A+; Roslyn Middle School (middle), rated A+. All sit in Roslyn Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 23 Melby Ln, Roslyn, NY compare to other homes in Roslyn 11576?

Among the 4,808 homes in Roslyn 11576, it is worth more than 20% of them ($1,433,873 against a typical $1,864,772), its price per square foot is higher than 41% of them ($614 against a typical $637), it is bigger than 30% of them (2,334 ft² against a typical 2,804 ft²), its lot is bigger than 52% of them (0.36 ac against a typical 0.35 ac) and it is newer than 33% of them (1959 against a typical 1965). Measured against all of Nassau County, it is worth more than 86% 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 23 Melby Ln, Roslyn, NY?

The 2025 property tax bill for 23 Melby Ln, Roslyn, NY was $21,864. The county assessed it at $927.

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