Suffolk County and Islip Town property record for 75 Union Ave, Islip, NY 11751 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Lot Size | 11,326 sqft (0.26 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $131,000 (1994) |
Source: Suffolk County and Islip Town records · APN 472889 370.-4-34
Assessment roll updated July 8, 2026 · Last verified July 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 | 75 UNION AVE, ISLIP, NY 11751-3919 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jan 31, 1994 · Amount on Record |
| Deed Sale | Jan 31, 1994 · Amount on Record |
| Prior Sale | Jan 18, 1994 · Amount on Record |
| Deed Book / Page | 11662 / 594 |
| Last Transfer Date | Apr 21, 2000 |
| Transfer Doc | 1204000218 |
| Record Refreshed | Sep 20, 2026 |
Source: Suffolk County and Islip Town records · Assessment roll updated July 8, 2026 · Last verified July 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 | $37,850 (-) Land $10,400 Building $27,450 | |
| 2024 | $533,099 (+2.54%) Land $146,479 Building $386,620 | |
| 2023 | $37,850 Land $10,400 Building $27,450 | $519,917 Land $142,857 Building $377,060 |
Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| 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; lenders make the official flood determination.
| Primary APN | 472889 370.-4-34 |
|---|---|
| Alternative APNs |
|
| Lot Area | 11,326 sqft (0.26 acres) |
|---|---|
| Lot Width | 71.5 ft Width |
| Account Number | 040930 |
|---|---|
| Street Address | 75 UNION AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-3919 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | X2218124Y183588 T059H00000000H |
| Legal Block | 0004 |
| Legal Lot Number | 400 |
| Jurisdiction | SUFFOLK NY |
| Minor Civil Division | ISLIP |
| Census Blockgroup | 1 |
| Census Block | 1013 |
| Census Tract | 147402 |
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