Suffolk County and Islip Town property record for 18 Bertram St, Islip, NY 11751 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Lot Size | 7,405 sqft (0.17 acres) |
| Occupancy | Owner Occupied |
| Tax Bill | $11,378.00 (2024) |
| Primary APN | 472889 270.-2-36 |
|---|---|
| Alternative APNs |
|
| Lot Area | 7,405 sqft (0.17 acres) |
|---|---|
| Lot Width | 94.6 ft Width |
| Account Number | 572820 |
|---|---|
| Street Address | 18 BERTRAM ST |
| City | ISLIP |
| State | NY |
| Zip | 11751-1015 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | X2214113Y192088 T043H00000000 |
| Legal Block | 0002 |
| Legal Lot Number | 200 |
| Jurisdiction | SUFFOLK NY |
| Minor Civil Division | ISLIP |
| Census Blockgroup | 1 |
| Census Block | 1017 |
| Census Tract | 146103 |
Source: Suffolk County and Islip Town records · APN 472889 270.-2-36
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 | 18 BERTRAM ST, ISLIP, NY 11751-1015 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | May 17, 2010 |
| Transfer Doc | 0126270972 |
| 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 | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $37,750 (-) Land $6,600 Building $31,150 | $531,690 (-) Land $92,958 Building $438,732 | |
| 2024 | $11,378.00 | $531,690 (+2.54%) Land $92,958 Building $438,732 | |
| 2023 | $37,750 Land $6,600 Building $31,150 | $518,544 Land $90,659 Building $427,885 |
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.
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