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Single Family ResidenceResidential
$699,900$462 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $635,643 on Aug 10, 2022

894 BAY 9TH ST

WEST ISLIP, NY 11795
0
Baths
1,515 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.
3,920 ft²
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.

Valuation

$700K
$637K low$763K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$635,643 · Aug 10, 2022

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.$51,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$12,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$39,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$725,352

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.103 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.94%
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.Single Family Residence
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.09
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.

Foreclosure Filings(3)

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

E
Paul J. Bellew Elementary SchoolB-
Elementary · Grades KG–5 · 1.1 mi
H
West Islip High SchoolA
High · Grades 9–12 · 1.2 mi
M
Beach Street Middle SchoolB
Middle · Grades 6–8 · 1.4 mi

District: West Islip Union Free School District

Neighborhood · ZIP 11795These 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.37
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 100.72

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.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.1.3%
PopulationHow many people live in this area.25,576
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,944 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$160,580
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$181,705
Average tempThe average temperature here across a full year.53°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.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

894 Bay 9th 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.

  • Smaller than 72% of homes in West Islip 11795
  • Among the smallest lots in West Islip 11795
  • Older than 78% of homes in Suffolk County

What homes are worth in West Islip 11795

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

This home
$518K$2M

This home is worth more than 48% of homes in West Islip 11795.

How it measures up in West Islip 11795

The dot is this home. The mark in the middle is the typical home in West Islip 11795.

Estimated value$699,900
CheaperTypical $706,258Pricier

Pricier than 48% of homes nearby

Price per ft²$462
CheaperTypical $438Pricier

Pricier than 60% of homes nearby

Living area1,515 ft²
SmallerTypical 1,837 ft²Bigger

Bigger than 28% of homes nearby

Lot size3,920 ft²
SmallerTypical 0.25 acBigger

Smaller than almost all homes nearby

Year built1955
OlderTypical 1957Newer

Newer than 43% of homes nearby

How 894 Bay 9th St ranks against every home in each area.
MeasureThis homeWest Islip 11795Suffolk County
Estimated valuepricier than$699,90048% of homes51% of homes
Price per ft²pricier than$46260% of homes64% of homes
Living areabigger than1,515 ft²28% of homes41% of homes
Lot sizebigger than3,920 ft²almost no homes6% of homes
Year builtnewer than195543% of homes22% of homes

About 894 Bay 9th St

How much is 894 Bay 9th St, West Islip, NY worth?

The TopHap Estimate for 894 Bay 9th St, West Islip, NY is $699,900 as of Sep 24, 2026. The likely range is $636,628 to $763,172. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 894 Bay 9th St, West Islip, NY last sell?

894 Bay 9th St, West Islip, NY last sold on Aug 10, 2022 for $635,643, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 894 Bay 9th St, West Islip, NY?

894 Bay 9th St, West Islip, NY has 1,515 square feet of living space and a 0.09-acre lot.

When was 894 Bay 9th St, West Islip, NY built?

894 Bay 9th St, West Islip, NY was built in 1955, making it 71 years old.

What schools serve 894 Bay 9th St, West Islip, NY?

894 Bay 9th St, West Islip, NY is assigned to Paul J. Bellew Elementary School (elementary), rated B-; West Islip High School (high), rated A; Beach Street Middle School (middle), rated B. All sit in West Islip Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 894 Bay 9th St, West Islip, NY compare to other homes in West Islip 11795?

Among the 8,125 homes in West Islip 11795, it is worth more than 48% of them ($699,900 against a typical $706,258), its price per square foot is higher than 60% of them ($462 against a typical $438), it is bigger than 28% of them (1,515 ft² against a typical 1,837 ft²), its lot is bigger than almost none of them (3,920 ft² against a typical 0.25 ac) and it is newer than 43% of them (1955 against a typical 1957). Measured against all of Suffolk County, it is worth more than 51% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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Assigned schools

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