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Single Family ResidenceResidential
$3,797,897$758 / 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 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $999,000 on Nov 13, 2020

18 MAPLEWOOD LN

ROSLYN, NY 11576
6.5
Baths
5,011 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.
0.45 ac
Lot SizeThe size of the land the home sits on, from county records.
2021
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
14
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

$3.8M
$3.3M low$4.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$999,000 · Nov 13, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$31,499 (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.$2,244 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$540
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,704
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,074
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,244,000

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.Colonial
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.45
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.Deck · 136 ft²Patio · 280 ft²Porch · 180 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 · 0.3 mi
H
Roslyn High SchoolA
High · Grades 9–12 · 1.0 mi
M
Roslyn Middle SchoolA-
Middle · Grades 6–8 · 1.5 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%

Owner Tools

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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 Maplewood 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.

  • Among the most valuable homes in Nassau County
  • Costs more per square foot than 95% of homes in Nassau County
  • Bigger than 98% of homes in Nassau County
  • Has a bigger lot than 93% of homes in Nassau County
  • Among the newest 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
$883K$3.8M

This home is worth more than 98% 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$3,797,897
CheaperTypical $1,832,409Pricier

Pricier than 98% of homes nearby

Price per ft²$758
CheaperTypical $631Pricier

Pricier than 90% of homes nearby

Living area5,011 ft²
SmallerTypical 2,798 ft²Bigger

Bigger than 95% of homes nearby

Lot size0.45 ac
SmallerTypical 0.35 acBigger

Bigger than 68% of homes nearby

Year built2021
OlderTypical 1966Newer

Newer than 98% of homes nearby

How 18 Maplewood Ln ranks against every home in each area.
MeasureThis homeRoslyn 11576Nassau County
Estimated valuepricier than$3,797,89798% of homesalmost all homes
Price per ft²pricier than$75890% of homes95% of homes
Living areabigger than5,011 ft²95% of homes98% of homes
Lot sizebigger than0.45 ac68% of homes93% of homes
Year builtnewer than202198% of homesalmost all homes

About 18 Maplewood Ln

How much is 18 Maplewood Ln, Roslyn, NY worth?

The TopHap Estimate for 18 Maplewood Ln, Roslyn, NY is $3,797,897 as of Jul 14, 2026. The likely range is $3,312,866 to $4,282,928. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Maplewood Ln, Roslyn, NY last sell?

18 Maplewood Ln, Roslyn, NY last sold on Nov 13, 2020 for $999,000, according to the county's recorded deed.

How big is 18 Maplewood Ln, Roslyn, NY?

18 Maplewood Ln, Roslyn, NY has 6.5 bathrooms, 5,011 square feet of living space and a 0.45-acre lot.

When was 18 Maplewood Ln, Roslyn, NY built?

18 Maplewood Ln, Roslyn, NY was built in 2021, making it 5 years old. It is a colonial home. The building has 2 stories.

What schools serve 18 Maplewood Ln, Roslyn, NY?

18 Maplewood 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 18 Maplewood Ln, Roslyn, NY compare to other homes in Roslyn 11576?

Among the 4,806 homes in Roslyn 11576, it is worth more than 98% of them ($3,797,897 against a typical $1,832,409), its price per square foot is higher than 90% of them ($758 against a typical $631), it is bigger than 95% of them (5,011 ft² against a typical 2,798 ft²), its lot is bigger than 68% of them (0.45 ac against a typical 0.35 ac) and it is newer than 98% of them (2021 against a typical 1966). Measured against all of Nassau County, it is worth more than almost all 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 Maplewood Ln, Roslyn, NY?

The 2025 property tax bill for 18 Maplewood Ln, Roslyn, NY was $31,499. The county assessed it at $2,244.

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