Suffolk County and Smithtown Town property record for 49 Dehan St, Smithtown, NY 11787
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 3 ba · 2,175 sqft · built 1969 |
| Lot Size | 0.5 acres (21,780 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $529,900 (Jan 2014) |
| Tax Bill | $15,761 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 473489 35.-2-47 |
| Primary APN | 473489 35.-2-47 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 2,175 sqft Living Area |
| Gross Area | 2,970 sqft |
| 1st Floor Area | 2,175 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1969 |
| Architectural Style | Ranch |
| Exterior Material | Wood |
| Lot Area | 21,780 sqft (0.5 acres) |
| View / Lot | Suburban |
| Garage Type | Attached |
| Garage Area | 795 sqft |
| Parking Spaces | 3 Parking Spaces |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Gas |
| Sewer | Connected |
| Water Source | Commercial |
| Account Number | S60131 |
|---|---|
| Street Address | 49 DEHAN ST |
| City | SMITHTOWN |
| State | NY |
| Zip | 11787-1034 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | 20-819351 TC-70 *4854 LOT 31 SUTTON ESTS SEC 2 |
| Legal Block | 2 |
| Legal Lot Number | 47 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | SMITHTOWN |
| Census Block Group | 1 |
| Census Block | 1018 |
| Census Tract | 134902 |
Source: Suffolk County and Smithtown 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 Individual Names on Record |
|---|---|
| Mailing Address | 49 DEHAN ST, SMITHTOWN, NY 11787-1034 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 29, 2014 · Amount on Record |
| Deed Sale | Jan 29, 2014 · Amount on Record |
| Deed Book / Page | 12761 / 948 |
| 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 | Smithtown Central School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,940 (-) Land $500 Building $5,440 | $742,500 (+10,774.34%) Land $62,500 Building $680,000 | |
| 2024 | $15,761.00 | ||
| 2023 | $5,940 Land $500 Building $5,440 | $6,828 Land $575 Building $6,253 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
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 | 5 in force |
| Nearby Flood Claims | 5 (1978–2021) |
| Claims Outside the SFHA | 4 of 5 |
| Most Recent Claim | Sep 2021 · Remnants Of Hurricane Ida |
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 94% of the US · lower than 91% of New York |
|---|---|
| Wildfire Likelihood | 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 | SMITHTOWN WATER DISTRICT serves 19,635 people · EPA ID NY5105656 |
|---|---|
| Water Source | Purchased groundwater from SUFFOLK COUNTY WATER AUTHORITY |
| Last State Inspection | Dec 2025 |
| Lead | 1 ppb (2025–2027) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| 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 330 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 |
May also be available: T-Mobile.
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