Suffolk County and Islip Town property record for 33 Locust Ave, Islip, NY 11751 · Last verified August 2026
| Property Type | Duplex |
|---|---|
| Details | 2,556 sqft · built 1827 |
| Lot Size | 0.22 acres (9,583 sqft) |
| Owner | 2 Individual Names on File |
| Deeds & Mortgages | Apr 2021 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 370.-2-50 |
| Primary APN | 472889 370.-2-50 |
|---|---|
| Alternative APNs |
|
| Units | 2 Units |
|---|---|
| Building Area | 2,556 sqft Living Area |
| 1st Floor Area | 1,748 sqft |
| Year Built | Built 1827 |
|---|---|
| Effective Year Built | Effective 1827 |
| Architectural Style | Duplex Single |
| Lot Area | 9,583 sqft (0.22 acres) |
| Lot Dimensions | 137 ft deep x 70 ft wide |
| Garage Type | Detached |
| Garage Area | 400 sqft |
| Account Number | 031600 |
|---|---|
| Street Address | 33 LOCUST AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-3508 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | X2218113Y184915 T058H00000000 |
| Legal Block | 0002 |
| Legal Lot Number | 200 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 2 |
| Census Block | 2018 |
| Census Tract | 147401 |
Source: Suffolk County and Islip Town records · APN 472889 370.-2-50
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 | 33 LOCUST AVE, ISLIP, NY 11751-3508 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Life Estate |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Mar 19, 2021 |
| Transfer Doc | 0131020374 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Apr 30, 2021 |
| Property Address | 33 LOCUST AVE, ISLIP, NY 11751-3508 |
| Document Number | 0131020374 |
| Book / Page | 13102 / 374 |
| Instrument Date | Mar 19, 2021 |
| Transaction Type | Transfer |
| Record Updated | Jun 08, 2021 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 85 W MAIN ST, BAY SHORE, NY 11706-8345 |
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 | $33,650 (-) Land $8,500 Building $25,150 | |
| 2024 | $473,943 (+2.54%) Land $119,718 Building $354,225 | |
| 2023 | $33,650 Land $8,500 Building $25,150 | $462,225 Land $116,758 Building $345,467 |
Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 361031474012, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Flood Insurance Cost | Premium on Record median of 10 individual NFIP policies nearby |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 6 (1992–2014) |
| Claims Outside the SFHA | 4 of 6 |
| Most Recent Claim | Aug 2014, rainfall accumulation |
| 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; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 421 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Optimum Communications | Fiber | 8,000 / 8,000 |
| Verizon | Fiber | 2,300 / 2,300 |
| Optimum Communications | Cable | 940 / 35 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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