20 Babylon Ave, West Islip, NY 11795 Property Records

Suffolk County and Islip Town property record for 20 Babylon Ave, West Islip, NY 11795

Property Summary

Property TypeSingle Family Home
Details1,886 sqft · built 1963
Lot Size0.23 acres (10,019 sqft)
OwnerIndividual Name on File
Last Sale$515,000 (Jan 2022)
Deeds & MortgagesJan 2022 Sale & Refinance
Jan 2022 Sale
Flood ZoneZone X (minimal risk)
APN472889 361.-1-41.1

Property Details

APN / Parcel Number

Primary APN472889 361.-1-41.1
Alternative APNs
  • 0500-361.00-01.00-041.001
  • 288936100000010410010000
  • 472800742400
  • 605695

Interior

Building Area1,886 sqft Living Area
1st Floor Area1,151 sqft
Basement Area735 sqft

Exterior

Year BuiltBuilt 1963
Effective Year BuiltEffective 1963
Lot Area10,019 sqft (0.23 acres)
Lot Dimensions100 ft deep x 100 ft wide

Location & Zoning

Account Number605695
Street Address20 BABYLON AVE
CityWEST ISLIP
StateNY
Zip11795-1211
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeB
Legal DescriptionX2190946Y183679 T035H00000000
Legal Block1000
Legal Lot Number100
JurisdictionSUFFOLK NY
Township / Civil DivisionISLIP
Census Block Group1
Census Block1006
Census Tract146705

Owner

20 Babylon Ave is owned and occupied by an individual who bought it in January 2022.

Source: Suffolk County and Islip Town records, as of August 11, 2026

Owner of RecordIndividual Name on File
Mailing Address20 BABYLON AVE, WEST ISLIP, NY 11795-1211
OccupancyOwner Occupied
Owner TypeIndividual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

DateDocument
Jan 6, 2022Deed, Transfer · Stand-Alone Refinance
ROUNDPOINT MORTGAGE CO
Jan 6, 2022Deed, Transfer

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJan 6, 2022 · Amount on File
Deed SaleJan 6, 2022 · Amount on File
Deed Book / Page13137 / 135
Prior Transfer DateOct 20, 2021
Prior Transfer Doc0131370134
Record UpdatedSep 20, 2026

January 2022: Deed, Transfer

Document TypeDeed
JurisdictionSUFFOLK NY
Recording DateJan 6, 2022
Property Address20 BABYLON AVE, WEST ISLIP, NY 11795-1211
Document Number0131370135
Book / Page13137 / 135
Instrument DateOct 22, 2021
Transaction TypeTransfer
Record UpdatedMar 1, 2022

Transaction

AmountAmount on Record
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address70 GEORGE ST, BABYLON, NY 11702-2912

Mortgage

Document Number0233650345
DateJan 6, 2022
Book Page23365/345
InstrumentDM057205
Lender
NameROUNDPOINT MORTGAGE CO
TypeMortgage Company
Agreement
TypeStand-Alone Refinance
AmountAmount on Record
Term349 Months
DueFeb 1, 2051

January 2022: Deed, Transfer

Document TypeDeed
JurisdictionSUFFOLK NY
Recording DateJan 6, 2022
Property Address20 BABYLON AVE, WEST ISLIP, NY 11795-1211
Document Number0131370134
Book / Page13137 / 134
Instrument DateOct 20, 2021
Transaction TypeTransfer
Record UpdatedNov 15, 2022

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name

Tax Assessment & Valuation

Source: Suffolk County and Islip Town assessment roll, as of August 11, 2026

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionIslip Town
Unified School DistrictWest Islip Union Free School District (PK - 12)

Tax Bill & Assessment History

YearAssessed ValueAssessed Market Value
2025$45,000 Land $6,600 Building $38,400
2024$633,803 (+2.54%) Land $92,958 Building $540,845
2023$45,000 Land $6,600 Building $38,400$618,132 Land $90,659 Building $527,473

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 20 Babylon Ave in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1979.

Source: FEMA National Flood Hazard Layer, effective September 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies4 in force
Nearby Flood Claims4 (1979–2014)
Claims Outside the SFHA2 of 4
Most Recent ClaimAug 2014 · rainfall accumulation

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Wildfire risk around 20 Babylon Ave is low, with less than a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 99.1% of the US · lower than 99.2% of New York
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemSUFFOLK COUNTY WATER AUTHORITY
serves 1,100,000 people · EPA ID NY5110526
Water SourceGroundwater
Last State InspectionJan 2024
Lead1 ppb (2025–2027)
action level 15 ppb

Violations Reported to EPA

Water QualityAsbestos
resolved · Jul 2020
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 538 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable
8,000 / 8,000
Verizon
Fiber · Fixed Wireless in parts of the area
2,300 / 2,300
T-Mobile
Fixed Wireless
100 / 20

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