435 Main St, Islip, NY 11751 Property Records

Suffolk County and Islip Town property record for 435 Main St, Islip, NY 11751

Property Summary

Property TypeCommercial
Lot Size0.25 acres (10,890 sqft)
OwnerCompany Name on File
Deeds & MortgagesJun 2022 Sale & Refinance
Flood ZoneZone X (minimal risk)
APN472889 370.-1-85

Property Details

APN / Parcel Number

Primary APN472889 370.-1-85
Alternative APNs
  • 0500-370.00-01.00-085.000
  • 288937000000010850000000
  • 472800764960
  • 038000

Exterior

Architectural StyleTownhouse
Lot Area10,890 sqft (0.25 acres)
Lot Width86.8 ft Width

Location & Zoning

Account Number038000
Street Address435 MAIN ST
CityISLIP
StateNY
Zip11751-3536
Property CategoryCommercial
Property TypeCommercial > Retail
Local Zoning CodeBD
Legal DescriptionX2217361Y184392 N058N00000000
Legal Block0001
Legal Lot Number100
JurisdictionSUFFOLK NY
Township / Civil DivisionISLIP
Census Block Group4
Census Block4005
Census Tract147401

Owner

435 Main St, a commercial property, is owned by a company.

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

Owner of RecordCompany Name on File
Mailing Address439 MAIN ST, ISLIP, NY 11751-3538
Owner TypeCompany

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

Assessor's Deed Record

Deed NamesName on Deed
Record UpdatedSep 20, 2026

June 2022: Deed, Transfer

Document TypeDeed
JurisdictionSUFFOLK NY
Recording DateJun 24, 2022
Property Address435 MAIN ST, ISLIP, NY 11751-3536
Document Number0131620100
Book / Page13162 / 100
Instrument DateJan 31, 2022
Transaction TypeTransfer
Record UpdatedOct 4, 2022

Transaction

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

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address425 OAK ST, COPIAGUE, NY 11726-3111

Mortgage

Document Number0234310976
DateJun 24, 2022
Book Page23431/976
Lender
NameCARUSO FMLY 2020 IRT
Agreement
TypeStand-Alone Refinance
AmountAmount on Record
Term49 Months
DueJul 1, 2026

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 DistrictIslip Union Free School District (KG - 12)

Tax Bill & Assessment History

YearAssessed ValueAssessed Market Value
2025$94,700 Land $20,400 Building $74,300
2024$1,333,803 (+2.54%) Land $287,324 Building $1,046,479
2023$94,700 Land $20,400 Building $74,300$1,300,824 Land $280,220 Building $1,020,604

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 435 Main St in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 1978.

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 Policies7 in force
Nearby Flood Claims5 (1978–2014)
Claims Outside the SFHA4 of 5
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

The area around 435 Main St has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire RiskNot rated
no burnable land within 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 396 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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