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Duplex (2 Units, Any Combination)Residential
Last sold for $780,000 on Jan 5, 2026

58 SAMPSON AVE

ISLANDIA, NY 11749
0
Baths
2,648 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.
0.4 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to 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.$780,000 · Jan 5, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,851 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$44,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$30,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$622,535

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.Duplex Single
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.40
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Andrew T Morrow SchoolD
Elementary · Grades KG–6 · 0.9 mi
M
Ralph Reed SchoolD
Middle · Grades 7–8 · 1.7 mi
H
Central Islip Senior High SchoolC-
High · Grades 9–12 · 2.4 mi

District: Central Islip Union Free School District

Neighborhood · ZIP 11749These 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.35
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.69

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.3,699
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,669 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,967
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,910
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

58 Sampson 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.

  • Bigger than 89% of homes in Islandia 11749
  • Has a bigger lot than 79% of homes in Islandia 11749
  • Newer than 74% of homes in Islandia 11749

How it measures up in Islandia 11749

The dot is this home. The mark in the middle is the typical home in Islandia 11749.

Living area2,648 ft²
SmallerTypical 1,800 ft²Bigger

Bigger than 89% of homes nearby

Lot size0.4 ac
SmallerTypical 0.25 acBigger

Bigger than 79% of homes nearby

Year built1985
OlderTypical 1969Newer

Newer than 74% of homes nearby

How 58 Sampson Ave ranks against every home in each area.
MeasureThis homeIslandia 11749Suffolk County
Living areabigger than2,648 ft²89% of homes87% of homes
Lot sizebigger than0.4 ac79% of homes66% of homes
Year builtnewer than198574% of homes69% of homes

About 58 Sampson Ave

When did 58 Sampson Ave, Islandia, NY last sell?

58 Sampson Ave, Islandia, NY last sold on Jan 5, 2026 for $780,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 58 Sampson Ave, Islandia, NY?

58 Sampson Ave, Islandia, NY has 2,648 square feet of living space and a 0.40-acre lot.

When was 58 Sampson Ave, Islandia, NY built?

58 Sampson Ave, Islandia, NY was built in 1985, making it 41 years old. It is a duplex single home.

What schools serve 58 Sampson Ave, Islandia, NY?

58 Sampson Ave, Islandia, NY is assigned to Andrew T Morrow School (elementary), rated D; Ralph Reed School (middle), rated D; Central Islip Senior High School (high), rated C-. All sit in Central Islip Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 58 Sampson Ave, Islandia, NY compare to other homes in Islandia 11749?

Among the 1,085 homes in Islandia 11749, it is bigger than 89% of them (2,648 ft² against a typical 1,800 ft²), its lot is bigger than 79% of them (0.4 ac against a typical 0.25 ac) and it is newer than 74% of them (1985 against a typical 1969). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 58 Sampson Ave, Islandia, NY?

The 2024 property tax bill for 58 Sampson Ave, Islandia, NY was $12,851. The county assessed it at $44,200.

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