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435 Islip Ave, Islip, NY 11751 Property Records

Suffolk County and Islip Town property record for 435 Islip Ave, Islip, NY 11751 · Last verified August 2026

Property Summary

Property TypeDuplex
Details2,226 sqft · built 1974
Lot Size0.2 acres (8,712 sqft)
Owner2 Individual Names on File
Last Sale$400,000 (Oct 2019)
Tax Bill$12,919 (2024)
Deeds & MortgagesJun 2023 Mortgage
Aug 2022 Mortgage
+ 1 more
Flood ZoneZone X (minimal risk)
APN472889 295.-1-61.4

Property Details

APN / Parcel Number

Primary APN472889 295.-1-61.4
Alternative APNs
  • 0500-295.00-01.00-061.004
  • 288929500000010610040000
  • 472800602320
  • 562971

Interior

Building Area2,226 sqft Living Area
1st Floor Area1,416 sqft

Exterior

Year BuiltBuilt 1974
Effective Year BuiltEffective 1974
Architectural StyleDuplex Single
Lot Area8,712 sqft (0.2 acres)
Lot Dimensions135 ft deep x 65 ft wide
Garage TypeAttached
Garage Area240 sqft

Location & Zoning

Account Number562971
Street Address435 ISLIP AVE
CityISLIP
StateNY
Zip11751-1811
Property CategoryResidential
Property TypeResidential > Multi-Unit > Duplex
Legal DescriptionX2219450Y190531 T045H00000000
Legal SubdivisionCOLOMBUS PARK
Legal Block5000
Legal Lot Number100
JurisdictionSUFFOLK NY
Township / Civil DivisionISLIP
Census Block Group2
Census Block2020
Census Tract146206

Owner

Source: Suffolk County and Islip Town records · APN 472889 295.-1-61.4

Assessment roll updated August 11, 2026 · Last verified August 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Individual Names on File
Mailing Address435 ISLIP AVE, ISLIP, NY 11751-1811
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Jun 21, 2023Deed of Trust, Mortgage · FHA Mortgage
SECRETARY HOUSING URBAN DEVELOPMENT
Aug 03, 2022Deed of Trust, Mortgage · FHA Mortgage
SECRETARY HOUSING URBAN DEVELOPMENT
Oct 21, 2019Grant Deed, Transfer · FHA Mortgage
EAST COAST CAP CORP

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleOct 21, 2019 · Amount on Record
Deed SaleOct 21, 2019 · Amount on Record
Prior SaleNov 18, 2016 · Amount on Record
Deed Book / Page13033 / 223
Prior Transfer DateApr 17, 2002
Prior Transfer Doc1218000329
Record UpdatedSep 20, 2026

June 2023: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSUFFOLK NY
Property Address435 ISLIP AVE, ISLIP, NY 11751-1811
Transaction TypeMortgage
Record UpdatedFeb 27, 2024

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0235150283
DateJun 21, 2023
Book Page23515/283
Lender
NameSECRETARY HOUSING URBAN DEVELOPMENT
TypeGovernment Agency
Agreement
TypeFHA Mortgage
AmountAmount Recorded
Term325 Months
DueJul 01, 2050

August 2022: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSUFFOLK NY
Property Address435 ISLIP AVE, ISLIP, NY 11751-1811
Transaction TypeMortgage
Record UpdatedNov 14, 2023
Title CompanyFIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0234440594
DateAug 03, 2022
Book Page23444/594
Lender
NameSECRETARY HOUSING URBAN DEVELOPMENT
TypeGovernment Agency
Agreement
TypeFHA Mortgage
AmountAmount Recorded
Term337 Months
DueSep 01, 2050

October 2019: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionSUFFOLK NY
Recording DateOct 21, 2019
Property Address435 ISLIP AVE, ISLIP, NY 11751-1811
Document Number0130330223
Book / Page013033 / 000223
Instrument DateOct 07, 2019
Transaction TypeTransfer
Record UpdatedMay 20, 2021
Title CompanyNOT AVAILABLE

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$1,600.00
Amount AccuracyConfirmed
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address96 MAPLE DR AMITYVILLE NY 117011730, AMITYVILLE, NY 11701-1730

Mortgage

Document Number230710239
DateOct 21, 2019
Book Page023071/000239
Lender
NameEAST COAST CAP CORP
AddressMELVILLE, NY 11747
Agreement
TypeFHA Mortgage
AmountAmount Recorded
Term360 Months
DueOct 20, 2049

Tax Assessment & Valuation

Source: Suffolk County and Islip Town records · Assessment roll updated August 11, 2026 · Last verified August 2026

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionIslip Town
Unified School DistrictIslip Union Free School District (KG - 12)

Tax Bill & Assessment History

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.

YearTax BillAssessed ValueAssessed Market Value
2025$39,400 (-) Land $7,100 Building $32,300$554,930 (-) Land $100,000 Building $454,930
2024$12,919.00$554,930 (+2.54%) Land $100,000 Building $454,930
2023$39,400 Land $7,100 Building $32,300$541,208 Land $97,527 Building $443,681

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 361031462062, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Nearby Flood Policies4 in force
Nearby Flood Claims9 (1979–2014)
Claims Outside the SFHA2 of 9
Most Recent ClaimAug 2014, rainfall accumulation
Claims By Storm
  • Hurricane Sandy, Oct 2012 · 2 claims

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 441 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
Optimum CommunicationsFiber8,000 / 8,000
VerizonFiber2,300 / 2,300
Optimum CommunicationsCable940 / 35

Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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