Suffolk County and Islip Town property record for 409 Locust Ave, Mattituck, NY 11952
| Property Type | Recreational Vacant Land |
|---|---|
| Lot Size | 20 acres (871,200 sqft) |
| Owner | 2 Company Names on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 304.-2-1 |
| Primary APN | 472889 304.-2-1 |
|---|---|
| Alternative APNs |
|
| Lot Area | 871,200 sqft |
|---|
| Account Number | 056074 |
|---|---|
| Street Address | 409 LOCUST AVE |
| City | MATTITUCK |
| State | NY |
| Zip | 11952-1914 |
| Property Category | Public Works |
| Property Type | Public Works > Recreational Vacant Land |
| Local Zoning Code | AAA |
| Legal Description | X2246285Y191797 N048N00000000 |
| Legal Block | 4000 |
| Legal Lot Number | 200 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 1 |
| Census Block | 1024 |
| Census Tract | 147701 |
Source: Suffolk County and Islip Town records, as of August 11, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 780 OCEAN AVE, BOHEMIA, NY 11716-3631 |
| Owner Type | Company |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Suffolk County and Islip Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Islip Town |
| Unified School District | Connetquot Central School District (PK - 12) |
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $200,000 (-) Land $200,000 | |
| 2024 | $2,816,901 (+2.54%) Land $2,816,901 | |
| 2023 | $200,000 Land $200,000 | $2,747,253 Land $2,747,253 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective September 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 10 policies |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 9 (1979–2012) |
| Claims Outside the SFHA | 7 of 9 |
| Most Recent Claim | Oct 2012 · Hurricane Sandy |
| Claims by Event |
|
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 54% of New York |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | SUFFOLK COUNTY WATER AUTHORITY serves 1,100,000 people · EPA ID NY5110526 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2024 |
| Lead | 1 ppb (2025–2027) action level 15 ppb |
| Water Quality | Asbestos resolved · Jul 2020 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 251 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber | 2,300 / 2,300 |
| T-Mobile Fixed Wireless | 100 / 20 |
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