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Residential - Vacant LandResidential
Last sold for $1,215,000 on Dec 24, 2021

DE MOTT AVE

ROCKVILLE CENTRE, NY 11570
0
Baths
3,420 ft²
Lot SizeThe size of the land the home sits on, from county records.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,215,000 · Dec 24, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$537 (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.$22 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$22
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$22
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$22,000

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.9 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.Residential - Vacant Land
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.08
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.Highway

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
Francis F. Wilson Elementary SchoolB+
Elementary · Grades KG–5 · 0.1 mi
H
Southside High SchoolA
High · Grades 9–12 · 0.4 mi
M
Southside Middle SchoolB+
Middle · Grades 6–8 · 1.1 mi

District: Rockville Centre 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

De 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.

  • Among the smallest lots in Rockville Centre 11570

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.

Lot size3,420 ft²
SmallerTypical 0.16 acBigger

Smaller than almost all homes nearby

How De Mott Ave ranks against every home in each area.
MeasureThis homeRockville Centre 11570Nassau County
Lot sizebigger than3,420 ft²almost no homes3% of homes

About De Mott Ave

When did De Mott Ave, Rockville Centre, NY last sell?

De Mott Ave, Rockville Centre, NY last sold on Dec 24, 2021 for $1,215,000, according to the county's recorded deed.

What schools serve De Mott Ave, Rockville Centre, NY?

De Mott Ave, Rockville Centre, NY is assigned to Francis F. Wilson Elementary School (elementary), rated B+; Southside High School (high), rated A; Southside Middle School (middle), rated B+. All sit in Rockville Centre Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

What are the property taxes on De Mott Ave, Rockville Centre, NY?

The 2025 property tax bill for De Mott Ave, Rockville Centre, NY was $537. The county assessed it at $22.

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Assigned schools

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