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Duplex (2 Units, Any Combination)Residential

519 JEFFERSON AVE

ROCKVILLE CENTRE, NY 11570
2
Baths
1,408 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.
4,000 ft²
Lot SizeThe size of the land the home sits on, from county records.
1938
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
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.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,190 (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.$408 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$139
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.$408
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$408,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.09
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, Detached
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 · 105 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Malverne Senior High SchoolA-
High · Grades 9–12 · 0.2 mi
M
Howard T Herber Middle SchoolB-
Middle · Grades 6–8 · 0.3 mi
E
Maurice W Downing Primary School
Elementary · Grades KG–2 · 0.8 mi

District: Malverne Union Free School District

Neighborhood · ZIP 11570These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.112
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.91

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.6%
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.28,370
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,589 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$144,451
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$184,571
Average tempThe average temperature here across a full year.54°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

519 Jefferson 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 90% of homes in Rockville Centre 11570
  • Among the smallest lots in Lakeview
  • Older than 80% of homes in Lakeview

How it measures up in Rockville Centre 11570

The dot is this home. The mark in the middle is the typical home in Rockville Centre 11570.

Living area1,408 ft²
SmallerTypical 2,060 ft²Bigger

Bigger than 10% of homes nearby

Lot size4,000 ft²
SmallerTypical 0.16 acBigger

Smaller than almost all homes nearby

Year built1938
OlderTypical 1935Newer

Newer than 56% of homes nearby

How 519 Jefferson Ave ranks against every home in each area.
MeasureThis homeLakeviewRockville Centre 11570Nassau County
Living areabigger than1,408 ft²46% of homes10% of homes28% of homes
Lot sizebigger than4,000 ft²almost no homesalmost no homes5% of homes
Year builtnewer than193820% of homes56% of homes22% of homes

About 519 Jefferson Ave

When did 519 Jefferson Ave, Rockville Centre, NY last sell?

519 Jefferson Ave, Rockville Centre, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 519 Jefferson Ave, Rockville Centre, NY?

519 Jefferson Ave, Rockville Centre, NY has 2 bathrooms, 1,408 square feet of living space and a 0.09-acre lot.

When was 519 Jefferson Ave, Rockville Centre, NY built?

519 Jefferson Ave, Rockville Centre, NY was built in 1938, making it 88 years old. The building has 2 stories.

What schools serve 519 Jefferson Ave, Rockville Centre, NY?

519 Jefferson Ave, Rockville Centre, NY is assigned to Malverne Senior High School (high), rated A-; Howard T Herber Middle School (middle), rated B-; Maurice W Downing Primary School (elementary). All sit in Malverne Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 519 Jefferson Ave, Rockville Centre, NY compare to other homes in Rockville Centre 11570?

Among the 6,982 homes in Rockville Centre 11570, it is bigger than 10% of them (1,408 ft² against a typical 2,060 ft²), its lot is bigger than almost none of them (4,000 ft² against a typical 0.16 ac) and it is newer than 56% of them (1938 against a typical 1935). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 519 Jefferson Ave, Rockville Centre, NY?

The 2025 property tax bill for 519 Jefferson Ave, Rockville Centre, NY was $12,190. The county assessed it at $408.

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