Suffolk County and Islip Town property record for 241 Islip Ave, Islip, NY 11751
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.22 acres (9,583 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $95,000 (Apr 1996) |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 320.-3-1.1 |
| Primary APN | 472889 320.-3-1.1 |
|---|---|
| Alternative APNs |
|
| Lot Area | 9,583 sqft (0.22 acres) |
|---|---|
| Lot Width | 50 ft Width |
| Account Number | 592071 |
|---|---|
| Street Address | 241 ISLIP AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-3031 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | GST |
| Legal Description | T044H00000000 |
| Legal Block | 0003 |
| Legal Lot Number | 300 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 1 |
| Census Block | 1022 |
| Census Tract | 147401 |
Source: Suffolk County and Islip Town records · APN 472889 320.-3-1.1
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 106 GRANDVIEW DR, SHIRLEY, NY 11967-4200 |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 19, 1996 · Amount on Record |
| Deed Sale | Apr 19, 1996 · Amount on Record |
| Deed Book / Page | 11770 / 423 |
| Record Updated | Sep 20, 2026 |
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, not market price estimates; both are a fraction of this property's market value.
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $32,300 (-) Land $6,700 Building $25,600 | |
| 2024 | $454,929 (+2.54%) Land $94,366 Building $360,563 | |
| 2023 | $32,300 Land $6,700 Building $25,600 | $443,681 Land $92,033 Building $351,648 |
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 | 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 |
|
| 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 at the parcel |
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 · Fixed Wireless in parts of the area | 2,300 / 2,300 |
Based on FCC filings for 329 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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