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Single Family ResidenceResidential
$558,680$297 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $300,000 on Aug 11, 2021

340 OCEANSIDE ST

ISLIP TERRACE, NY 11752
0
Baths
1,880 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.
1.03 ac
Lot SizeThe size of the land the home sits on, from county records.
1905
Year BuiltThe year the home was originally built, according to county records.

Valuation

$559K
$523K low$594K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$300,000 · Aug 11, 2021

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$36,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$22,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$514,084

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySUFFOLK
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

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
Connetquot Elementary School
Elementary · Grades KG–2 · 0.6 mi
H
East Islip High SchoolA
High · Grades 9–12 · 1.2 mi
M
East Islip Middle SchoolC+
Middle · Grades 6–8 · 1.2 mi

District: East Islip Union Free School District

Neighborhood · ZIP 11752These 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.43
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 100.68

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.9,076
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,454 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$142,239
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$153,915
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

340 Oceanside 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.

  • Worth less than 91% of homes in Islip Terrace 11752
  • Costs less per square foot than 93% of homes in Islip Terrace 11752
  • Bigger than 70% of homes in Islip Terrace 11752
  • Among the largest lots in Islip Terrace 11752
  • Among the oldest homes in North Great River

What homes are worth in Islip Terrace 11752

Each bar is how many homes fall in that price range. The marker is this home.

This home
$509K$886K

This home is worth more than 9% of homes in Islip Terrace 11752.

How it measures up in Islip Terrace 11752

The dot is this home. The mark in the middle is the typical home in Islip Terrace 11752.

Estimated value$558,680
CheaperTypical $658,974Pricier

Pricier than 9% of homes nearby

Price per ft²$297
CheaperTypical $433Pricier

Pricier than 7% of homes nearby

Living area1,880 ft²
SmallerTypical 1,601 ft²Bigger

Bigger than 70% of homes nearby

Lot size1.03 ac
SmallerTypical 0.27 acBigger

Bigger than almost all homes nearby

Year built1905
OlderTypical 1963Newer

Older than almost all homes nearby

How 340 Oceanside St ranks against every home in each area.
MeasureThis homeNorth Great RiverIslip Terrace 11752Suffolk County
Estimated valuepricier than$558,68011% of homes9% of homes20% of homes
Price per ft²pricier than$29711% of homes7% of homes11% of homes
Living areabigger than1,880 ft²67% of homes70% of homes60% of homes
Lot sizebigger than1.03 acalmost all homesalmost all homes93% of homes
Year builtnewer than1905almost no homesalmost no homesalmost no homes

About 340 Oceanside St

How much is 340 Oceanside St, Islip Terrace, NY worth?

The TopHap Estimate for 340 Oceanside St, Islip Terrace, NY is $558,680 as of Aug 30, 2026. The likely range is $523,218 to $594,142. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 340 Oceanside St, Islip Terrace, NY last sell?

340 Oceanside St, Islip Terrace, NY last sold on Aug 11, 2021 for $300,000, according to the county's recorded deed.

When was 340 Oceanside St, Islip Terrace, NY built?

340 Oceanside St, Islip Terrace, NY was built in 1905, making it 121 years old.

What schools serve 340 Oceanside St, Islip Terrace, NY?

340 Oceanside St, Islip Terrace, NY is assigned to Connetquot Elementary School (elementary); East Islip High School (high), rated A; East Islip Middle School (middle), rated C+. All sit in East Islip Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 340 Oceanside St, Islip Terrace, NY compare to other homes in Islip Terrace 11752?

Among the 2,901 homes in Islip Terrace 11752, it is worth more than 9% of them ($558,680 against a typical $658,974), its price per square foot is higher than 7% of them ($297 against a typical $433), it is bigger than 70% of them (1,880 ft² against a typical 1,601 ft²), its lot is bigger than almost all of them (1.03 ac against a typical 0.27 ac) and it is newer than almost none of them (1905 against a typical 1963). Measured against all of Suffolk County, it is worth more than 20% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Oceanside St

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More homes in Islip Terrace 11752

Assigned schools

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