Suffolk County and Islip Town property record for 429 Smith Ave, Islip, NY 11751 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Lot Size | 30,492 sqft (0.7 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $539,000 (2010) |
Source: Suffolk County and Islip Town records · APN 472889 444.-2-34
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 | 429 SMITH AVE, ISLIP, NY 11751-4716 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 20, 2010 · Amount on Record |
| Deed Sale | May 20, 2010 · Amount on Record |
| Deed Book / Page | 12625 / 419 |
| 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 | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $71,500 (-) Land $15,500 Building $56,000 | |
| 2024 | $1,007,042 (+2.54%) Land $218,310 Building $788,732 | |
| 2023 | $71,500 Land $15,500 Building $56,000 | $982,143 Land $212,912 Building $769,231 |
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 AE |
|---|---|
| Flood Hazard | High |
| 100-Year Floodplain | Yes 1% annual chance |
| Special Flood Hazard Area | Yes |
| Flood Insurance Requirement | Required (federally backed mortgages) |
| Floodway | No |
| Base Flood Elevation | 4.0 ft |
| Wildfire Risk | Low above 6% of the US · above 9% of New York |
|---|---|
| Wildfire Likelihood | About 1 in 7,692 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 472889 444.-2-34 |
|---|---|
| Alternative APNs |
|
| Lot Area | 30,492 sqft (0.7 acres) |
|---|---|
| Lot Width | 100 ft Width |
| Account Number | 042115 |
|---|---|
| Street Address | 429 SMITH AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-4716 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | X2217184Y179201 T059H00000000 |
| Legal Block | 4000 |
| Legal Lot Number | 200 |
| Jurisdiction | SUFFOLK NY |
| Minor Civil Division | ISLIP |
| Census Blockgroup | 2 |
| Census Block | 2001 |
| Census Tract | 147402 |
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