Suffolk County and Smithtown Town property record for 425 Oser Ave, Hauppauge, NY 11788
| Property Type | Warehouse, Storage |
|---|---|
| Lot Size | 7.15 acres (311,454 sqft) |
| Owner | Company Name on File |
| Tax Bill | $247,393 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 473489 182.-1-33.76 |
| Primary APN | 473489 182.-1-33.76 |
|---|---|
| Alternative APNs |
|
| Units | 10 Units |
|---|
| Lot Area | 311,454 sqft |
|---|---|
| View / Lot | Suburban |
| Sewer | Connected |
|---|---|
| Water Source | Commercial |
| Street Address | 425 OSER AVE |
|---|---|
| City | HAUPPAUGE |
| State | NY |
| Zip | 11788-3676 |
| Property Category | Industrial |
| Property Type | Industrial > Warehouse, Storage |
| Legal Description | 2-83534.4 TC-90 HEARTLAND IN PARK SEC 4 P/L 12 *6850 |
| Legal Subdivision | MAP HEARTLAND INDUSTRIAL PARK SECTION #4 |
| Legal Block | 1 |
| Legal Lot Number | 33 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | SMITHTOWN |
| Census Block Group | 1 |
| Census Block | 1025 |
| Census Tract | 135209 |
425 Oser Ave, an industrial property, is owned by a company.
Source: Suffolk County and Smithtown Town records, as of August 11, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1 EXECUTIVE DR, EDGEWOOD, NY 11717-8321 |
| Owner Type | Company |
| Vesting | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Suffolk County and Smithtown Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Smithtown Town |
| Unified School District | Hauppauge Union Free School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $100,000 Land $3,240 Building $96,760 | $12,500,000 Land $405,000 Building $12,095,000 | |
| 2024 | $247,393.00 | ||
| 2023 | $100,000 Land $3,240 Building $96,760 | $114,942 Land $3,724 Building $111,218 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 425 Oser Ave in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1979.
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 |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 3 (1979–2024) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Aug 2024 · Severe Storm And Flooding |
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.
Wildfire risk around 425 Oser Ave is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of New York |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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 14 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
May also be available: Optimum.
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