Suffolk County and Islip Town property record for 439 3rd Ave, Bayport, NY 11705 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.18 acres (7,841 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $371,000 (Oct 2012) |
| Tax Bill | $11,249 (2024) |
| Deeds & Mortgages | Mar 2021 Mortgage Jan 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 309.-4-100.1 |
| Primary APN | 472889 309.-4-100.1 |
|---|---|
| Alternative APNs |
|
| Lot Area | 7,841 sqft (0.18 acres) |
|---|---|
| Lot Dimensions | 107 ft deep x 75 ft wide |
| Account Number | 712803 |
|---|---|
| Street Address | 439 3RD AVE |
| City | BAYPORT |
| State | NY |
| Zip | 11705-1317 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T051H00000000 |
| Legal Block | 9000 |
| Legal Lot Number | 400 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 1 |
| Census Block | 1035 |
| Census Tract | 147901 |
Source: Suffolk County and Islip Town records · APN 472889 309.-4-100.1
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 | 439 3RD AVE, BAYPORT, NY 11705-1317 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Mar 10, 2021 | Deed of Trust, Mortgage · Balloon Mortgage BETHPAGE FCU |
| Jan 05, 2017 | Deed of Trust, Mortgage · Conventional with PMI BETHPAGE FCU |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 23, 2012 · Amount on Record |
| Deed Sale | Oct 23, 2012 · Amount on Record |
| Prior Sale | Jun 06, 1997 · Amount on Record |
| Deed Book / Page | 12709 / 234 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 439 3RD AVE, BAYPORT, NY 11705-1317 |
| Transaction Type | Mortgage |
| Record Updated | Apr 20, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0232440797 |
|---|---|
| Date | Mar 10, 2021 |
| Book Page | 23244/797 |
| Instrument | DL060461 |
| Name | BETHPAGE FCU |
|---|---|
| Type | Credit Union |
| Type | Balloon Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 01, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 439 3RD AVE, BAYPORT, NY 11705-1317 |
| Document Number | 0227880551 |
| Instrument Date | Jan 05, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Aug 21, 2018 |
| Title Company | ATTORNEY ONLY |
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 439 3RD AVE BAYPORT NY 117051317, BAYPORT, NY 11705-1317 |
| Document Number | 0227880551 |
|---|---|
| Date | Feb 14, 2017 |
| Book Page | 022788/000551 |
| Name | BETHPAGE FCU |
|---|---|
| Type | Credit Union |
| Address | LINTHICUM HEIGHTS, MD 21090 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Feb 13, 2047 |
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 | Bayport-Blue Point Union Free School District (PK - 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 | $34,500 (-) Land $11,700 Building $22,800 | $485,916 (-) Land $164,789 Building $321,127 | |
| 2024 | $11,249.00 | $485,916 (+2.54%) Land $164,789 Building $321,127 | |
| 2023 | $34,500 Land $11,700 Building $22,800 | $473,901 Land $160,714 Building $313,187 |
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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