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Duplex (2 Units, Any Combination)Residential
Last sold for $22,500 on Apr 15, 1999

79 MOTT AVE

ROSLYN, NY 11576
3 / 2
Baths
1,925 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
2
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

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$22,500 · Apr 15, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,772 (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.$639 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$232
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$407
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$623
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$639,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
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.0.16
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, Attached
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.Major Strip
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 242 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
Roslyn Heights Elementary School
Elementary · Grades KG–11 · 1.0 mi
H
Roslyn High SchoolA
High · Grades 9–12 · 1.1 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

79 Mott Ave 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.

  • Smaller than 85% of homes in Roslyn 11576
  • Has a smaller lot than 86% of homes in Roslyn 11576
  • Newer than 90% of homes in Nassau County

How it measures up in Roslyn 11576

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

Living area1,925 ft²
SmallerTypical 2,798 ft²Bigger

Bigger than 15% of homes nearby

Lot size0.16 ac
SmallerTypical 0.35 acBigger

Bigger than 14% of homes nearby

Year built1984
OlderTypical 1965Newer

Newer than 76% of homes nearby

How 79 Mott Ave ranks against every home in each area.
MeasureThis homeRoslyn 11576Nassau County
Living areabigger than1,925 ft²15% of homes61% of homes
Lot sizebigger than0.16 ac14% of homes60% of homes
Year builtnewer than198476% of homes90% of homes

About 79 Mott Ave

When did 79 Mott Ave, Roslyn, NY last sell?

79 Mott Ave, Roslyn, NY last sold on Apr 15, 1999 for $22,500, according to the county's recorded deed.

How big is 79 Mott Ave, Roslyn, NY?

79 Mott Ave, Roslyn, NY has 3 bathrooms, 1,925 square feet of living space and a 0.16-acre lot.

When was 79 Mott Ave, Roslyn, NY built?

79 Mott Ave, Roslyn, NY was built in 1984, making it 42 years old. It is a colonial home. The building has 2 stories.

What schools serve 79 Mott Ave, Roslyn, NY?

79 Mott Ave, Roslyn, NY is assigned to Roslyn Heights Elementary School (elementary); 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 79 Mott Ave, Roslyn, NY compare to other homes in Roslyn 11576?

Among the 4,806 homes in Roslyn 11576, it is bigger than 15% of them (1,925 ft² against a typical 2,798 ft²), its lot is bigger than 14% of them (0.16 ac against a typical 0.35 ac) and it is newer than 76% of them (1984 against a typical 1965). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 79 Mott Ave, Roslyn, NY?

The 2025 property tax bill for 79 Mott Ave, Roslyn, NY was $13,772. The county assessed it at $639.

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