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Duplex (2 Units, Any Combination)Residential
Last sold for $200,000 on Jun 4, 1997

12 WILLIAMSON ST

EAST ROCKAWAY, NY 11518
2
Baths
2,138 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1965
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$200,000 · Jun 4, 1997

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,568 (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.$485 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$164
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$321
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$511
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$485,000

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.100 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.92%
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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

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.0.12
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.Patio · 160 ft²Porch · 21 ft²

Transaction History(3)

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
Rhame Avenue Elementary SchoolC+
Elementary · Grades PK–6 · 0.1 mi
M
East Rockaway Junior-Senior High SchoolB-
Middle · Grades 7–12 · 0.7 mi

District: East Rockaway Union Free School District

Neighborhood · ZIP 11518These 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.119
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.113
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.95

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.7%
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.10,947
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,163 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$108,669
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,163
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

12 Williamson St 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.

  • Bigger than 74% of homes in East Rockaway 11518
  • Has a smaller lot than 84% of homes in Nassau County
  • Newer than 83% of homes in East Rockaway 11518

How it measures up in East Rockaway 11518

The dot is this home. The mark in the middle is the typical home in East Rockaway 11518.

Living area2,138 ft²
SmallerTypical 1,721 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.11 ac
SmallerTypical 0.13 acBigger

Bigger than 29% of homes nearby

Year built1965
OlderTypical 1942Newer

Newer than 83% of homes nearby

How 12 Williamson St ranks against every home in each area.
MeasureThis homeEast Rockaway 11518Nassau County
Living areabigger than2,138 ft²74% of homes71% of homes
Lot sizebigger than0.11 ac29% of homes16% of homes
Year builtnewer than196583% of homes82% of homes

About 12 Williamson St

When did 12 Williamson St, East Rockaway, NY last sell?

12 Williamson St, East Rockaway, NY last sold on Jun 4, 1997 for $200,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 12 Williamson St, East Rockaway, NY?

12 Williamson St, East Rockaway, NY has 2 bathrooms, 2,138 square feet of living space and a 0.12-acre lot.

When was 12 Williamson St, East Rockaway, NY built?

12 Williamson St, East Rockaway, NY was built in 1965, making it 61 years old. It is a colonial home. The building has 2 stories.

What schools serve 12 Williamson St, East Rockaway, NY?

12 Williamson St, East Rockaway, NY is assigned to Rhame Avenue Elementary School (elementary), rated C+; East Rockaway Junior-Senior High School (middle), rated B-. All sit in East Rockaway Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Williamson St, East Rockaway, NY compare to other homes in East Rockaway 11518?

Among the 3,435 homes in East Rockaway 11518, it is bigger than 74% of them (2,138 ft² against a typical 1,721 ft²), its lot is bigger than 29% of them (0.11 ac against a typical 0.13 ac) and it is newer than 83% of them (1965 against a typical 1942). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 12 Williamson St, East Rockaway, NY?

The 2025 property tax bill for 12 Williamson St, East Rockaway, NY was $11,568. The county assessed it at $485.

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