Suffolk County and Islip Town property record for 464 Islip Ave, Islip, NY 11751
| Property Type | Duplex |
|---|---|
| Details | 2,736 sqft · built 1965 |
| Lot Size | 0.23 acres (10,019 sqft) |
| Owner | Individual Name on File |
| Last Sale | $100,000 (Jan 2018) |
| Deeds & Mortgages | Jan 2018 Transfer Feb 2017 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 295.-1-7 |
| Primary APN | 472889 295.-1-7 |
|---|---|
| Alternative APNs |
|
| Building Area | 2,736 sqft Living Area |
|---|---|
| 1st Floor Area | 1,392 sqft |
| Year Built | Built 1965 |
|---|---|
| Effective Year Built | Effective 1965 |
| Architectural Style | Duplex Single |
| Lot Area | 10,019 sqft (0.23 acres) |
| Lot Dimensions | 100 ft deep x 100 ft wide |
| Account Number | 568230 |
|---|---|
| Street Address | 464 ISLIP AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-1814 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | B |
| Legal Description | X2219215Y191108 T045H00000000 |
| Legal Subdivision | COLUMBUS PK |
| Legal Block | 5000 |
| Legal Lot Number | 100 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 146205 |
Source: Suffolk County and Islip Town records · APN 472889 295.-1-7
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 Record | Individual Name on File |
|---|---|
| Mailing Address | 464 ISLIP AVE, ISLIP, NY 11751-1814 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jan 24, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Feb 03, 2017 | Grant Deed, Transfer ATTORNEY ONLY |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jan 24, 2018 · Amount on Record |
| Deed Sale | Jan 24, 2018 · Amount on Record |
| Prior Sale | Feb 03, 2017 · Amount on Record |
| Deed Document Number | 201818-0014121 |
| Deed Book / Page | 12947 / 371 |
| Prior Transfer Date | Jan 22, 2018 |
| Prior Transfer Doc | 0129470371 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Jan 24, 2018 |
| Property Address | 464 ISLIP AVE, ISLIP, NY 11751-1814 |
| Document Number | 0129470371 |
| Book / Page | 012947 / 000371 |
| Instrument Date | Jan 13, 2018 |
| Transaction Type | Transfer |
| Record Updated | Mar 01, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 464 ISLIP AVE ISLIP NY 117511814, ISLIP, NY 11751-1814 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Feb 03, 2017 |
| Property Address | 464 ISLIP AVE, ISLIP, NY 11751-1814 |
| Document Number | 0128990263 |
| Book / Page | 012899 / 000263 |
| Instrument Date | Jan 11, 2017 |
| Transaction Type | Transfer |
| Record Updated | May 02, 2017 |
| Title Company | ATTORNEY ONLY |
| Amount | Amount Recorded |
|---|---|
| Tax | $1,405.00 |
| Amount Accuracy | Confirmed |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 464 ISLIP AVE ISLIP NY 117511814, ISLIP, NY 11751-1814 |
Source: Suffolk County and Islip Town records · Assessment roll updated August 11, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Islip Town |
| Unified School District | Islip Union Free School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $50,800 (-3.79%) Land $7,600 Building $43,200 | |
| 2024 | $743,662 (+2.54%) Land $107,042 Building $636,620 | |
| 2023 | $52,800 Land $7,600 Building $45,200 | $725,275 Land $104,396 Building $620,879 |
Source: FEMA National Flood Hazard Layer as of September 18, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 1 (2014) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Aug 2014 · rainfall accumulation |
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of New York |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None 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.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Communications Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber | 2,300 / 2,300 |
Based on FCC filings for 441 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | SUFFOLK COUNTY WATER AUTHORITY serves 1,100,000 people |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2024 |
| Lead | 1 ppb (2025–2027) action level 15 ppb |
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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