287 Islip Ave, Islip, NY 11751 Property Records

Suffolk County and Islip Town property record for 287 Islip Ave, Islip, NY 11751

Property Summary

Property Type	Duplex
Details	2,023 sqft · built 1921
Lot Size	0.17 acres (7,405 sqft)
Owner	Company Name on Record
Last Sale	$261,000 (Apr 2020)
Deeds & Mortgages	Apr 2020 Sale
Flood Zone	Zone X (minimal risk)
APN	`472889 320.-2-78`

Property Details

APN / Parcel Number

Primary APN	`472889 320.-2-78`
Alternative APNs	`0500-320.00-02.00-078.000` `288932000000020780000000` `472800655880` `563310`

Interior

Units	2 Units
Building Area	2,023 sqft Living Area
1st Floor Area	1,120 sqft

Exterior

Year Built	Built 1921
Effective Year Built	Effective 1921
Architectural Style	Duplex Single
Lot Area	7,405 sqft (0.17 acres)
Lot Width	75.9 ft Width
Garage Type	Detached
Garage Area	360 sqft

Location & Zoning

Account Number	563310
Street Address	287 ISLIP AVE
City	ISLIP
State	NY
Zip	11751-2816
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	AA
Legal Description	X2219595Y188546 T044H00000000
Legal Block	0002
Legal Lot Number	200
Jurisdiction	SUFFOLK NY
Township / Civil Division	ISLIP
Census Block Group	1
Census Block	1018
Census Tract	147401

Owner

Source: Suffolk County and Islip Town records, as of October 19, 2026

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

Owner of Record	Company Name on Record
Mailing Address	41 5TH AVE, BAY SHORE, NY 11706-7306
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 17, 2020 · Amount on Record
Deed Sale	Apr 17, 2020 · Amount on Record
Prior Sale	Oct 27, 2005 · Amount on Record
Deed Book / Page	13055 / 547
Record Updated	Oct 29, 2026

April 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SUFFOLK NY
Recording Date	Apr 17, 2020
Property Address	287 ISLIP AVE, ISLIP, NY 11751-2816
Document Number	0130550547
Book / Page	013055 / 000547
Instrument Date	Mar 10, 2020
Transaction Type	Transfer
Record Updated	May 18, 2020
Title Company	NOT AVAILABLE

Transaction

Amount	Amount Recorded
Tax	$1,044.00
Amount Accuracy	Confirmed
Additional	Notice of Foreclosure Sale Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	41 5TH AVE BAY SHORE NY 117067306, BAY SHORE, NY 11706-7306

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	New York
County	Suffolk County
County Subdivision	Islip Town
Unified School District	Islip Union Free School District (KG - 12)

Tax Bill & Assessment History

Year	Assessed Value	Assessed Market Value
2025	$38,300 (+8.5%) Land $6,300 Building $32,000
2024		$539,436 (+11.25%) Land $88,732 Building $450,704
2023	$35,300 Land $6,300 Building $29,000	$484,890 Land $86,538 Building $398,352

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

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

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	4 in force
Nearby Flood Claims	25 (1979–2023)
Claims Outside the SFHA	18 of 25
Most Recent Claim	Jul 2023 · river or lake flooding
Claims by Event	Severe Storms And Flooding, Mar 2010 · 2 claims

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

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

Wildfire Risk	Low lower than 97% of the US · lower than 96% of New York
Wildfire Likelihood	Under 0.01% annual chance
Exposure	Direct burnable vegetation

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 System	SUFFOLK COUNTY WATER AUTHORITY serves 1,100,000 people · EPA ID NY5110526
Water Source	Groundwater
Last State Inspection	Jan 2024
Lead	1 ppb (2025–2027) action level 15 ppb

Violations Reported to EPA

Water Quality	Asbestos resolved · Jul 2020
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 329 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300