Suffolk County and Islip Town property record for 548 Islip Ave, Islip, NY 11751 · Last verified May 2026
| Property Type | Triplex |
|---|---|
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | Individual Name on File |
| Last Sale | $689,000 (Aug 2022) |
| Deeds & Mortgages | Aug 2022 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 250.-2-9.4 |
| Primary APN | 472889 250.-2-9.4 |
|---|---|
| Alternative APNs |
|
| Architectural Style | Triplex |
|---|---|
| Lot Area | 7,405 sqft (0.17 acres) |
| Lot Dimensions | 100 ft deep x 75 ft wide |
| Street Address | 548 ISLIP AVE |
|---|---|
| City | ISLIP |
| State | NY |
| Zip | 11751-1505 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Legal Description | T045H00000000 |
| Legal Subdivision | COLUMBUS PK #5 |
| Legal Block | 0002 |
| Legal Lot Number | 200 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 146205 |
Source: Suffolk County and Islip Town records · APN 472889 250.-2-9.4
Assessment roll updated April 30, 2026 · Last verified May 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 | 548 ISLIP AVE, ISLIP, NY 11751-1505 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Aug 25, 2022 · Amount on Record |
| Deed Sale | Aug 25, 2022 · Amount on Record |
| Prior Sale | Oct 21, 1999 · Amount on Record |
| Deed Book / Page | 13171 / 226 |
| Prior Transfer Date | Nov 17, 2016 |
| Prior Transfer Doc | 0128940410 |
| Record Updated | Jun 08, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Aug 25, 2022 |
| Property Address | 548 ISLIP AVE, ISLIP, NY 11751-1505 |
| Document Number | 0131710226 |
| Book / Page | 13171 / 226 |
| Instrument Date | Jun 08, 2022 |
| Transaction Type | Transfer |
| Record Updated | Feb 23, 2024 |
| Title Company | NOT AVAILABLE, WESTCORE TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3338 PARSONS BLVD APT 4G, 4G, FLUSHING, NY 11354-3114 |
| Document Number | 0023451626 |
|---|---|
| Date | Aug 25, 2022 |
| Instrument | 23451/626 |
| Name | GALAXY LENDING CORP |
|---|
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: Suffolk County and Islip Town records · Assessment roll updated April 30, 2026 · Last verified May 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 | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $49,800 (-) Land $6,700 Building $43,100 | ||
| 2024 | $701,408 (+2.54%) Land $94,366 Building $607,042 | ||
| 2023 | $49,800 (+4.18%) Land $6,700 Building $43,100 | $684,066 (+18.5%) Land $92,033 Building $592,033 | |
| 2022 | Homeowner's exemption | $47,800 Land $6,700 Building $41,100 | $577,295 Land $80,918 Building $496,377 |
Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 361031462051, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| 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 | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| 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, availability as of December 31, 2025 · Published October 2026 · based on 209 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Optimum Communications | Fiber | 8,000 / 8,000 |
| Verizon | Fiber | 2,300 / 2,300 |
| Optimum Communications | Cable | 940 / 35 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: T-Mobile USA. Availability varies by address; speeds are provider-advertised maximums, not measured.
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