Suffolk County and Islip Town property record for 42 Union Pl, Islip, NY 11751 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Lot Size | 16,988 sqft (0.39 acres) |
| Occupancy | Owner Occupied |
Source: Suffolk County and Islip Town records · APN 472889 422.-3-29.1
Assessment roll updated August 11, 2026 · Last verified August 2026
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| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 42 UNION PL, ISLIP, NY 11751-4714 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 15, 1994 |
| Deed Sale | Nov 15, 1994 |
| Deed Book / Page | 11702 / 397 |
| Record Refreshed | 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 and are not market price estimates.
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $48,500 (-) Land $13,500 Building $35,000 | |
| 2024 | $683,099 (+2.54%) Land $190,141 Building $492,958 | |
| 2023 | $48,500 Land $13,500 Building $35,000 | $666,209 Land $185,440 Building $480,769 |
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 422.-3-29.1 |
|---|---|
| Alternative APNs |
|
| Lot Area | 16,988 sqft (0.39 acres) |
|---|---|
| Lot Width | 64 ft Width |
| Account Number | 040051 |
|---|---|
| Street Address | 42 UNION PL |
| City | ISLIP |
| State | NY |
| Zip | 11751-4714 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | T059H00000000 |
| Legal Block | 2000 |
| Legal Lot Number | 300 |
| Jurisdiction | SUFFOLK NY |
| Minor Civil Division | ISLIP |
| Census Blockgroup | 2 |
| Census Block | 2001 |
| Census Tract | 147402 |
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