Suffolk County and Islip Town property record for 294 Union Ave, Islip, NY 11751 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Lot Size | 33,541 sqft (0.77 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $225,000 (1999) |
| Tax Bill | $21,101.00 (2024) |
| Primary APN | 472889 422.-3-30.5 |
|---|---|
| Alternative APNs |
|
| Lot Area | 33,541 sqft (0.77 acres) |
|---|---|
| Lot Width | 100 ft Width |
| Account Number | 037781 |
|---|---|
| Street Address | 294 UNION AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-4712 |
| 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 |
Source: Suffolk County and Islip Town records · APN 472889 422.-3-30.5
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 | 294 UNION AVE, ISLIP, NY 11751-4712 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 26, 1999 · Amount on Record |
| Deed Sale | May 26, 1999 · Amount on Record |
| Deed Book / Page | 11965 / 321 |
| Prior Transfer Date | Apr 24, 1996 |
| Prior Transfer Doc | 1177000775 |
| 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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $64,300 (-) Land $16,000 Building $48,300 | $905,634 (-) Land $225,352 Building $680,282 | |
| 2024 | $21,101.00 | $905,634 (+2.54%) Land $225,352 Building $680,282 | |
| 2023 | $64,300 Land $16,000 Building $48,300 | $883,242 Land $219,780 Building $663,462 |
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 | Low above 4% of the US · above 5% of New York |
|---|---|
| Wildfire Likelihood | About 1 in 9,091 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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