Suffolk County and Riverhead Town property record for 1447 Osborn Ave, Riverhead, NY 11901
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,132 sqft · built 1984 |
| Lot Size | 1.38 acres (60,548 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $295,000 (May 2008) |
| Tax Bill | $5,965 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 473000 81.-1-25.6 |
| Primary APN | 473000 81.-1-25.6 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,132 sqft Living Area |
| Gross Area | 1,282 sqft |
| 1st Floor Area | 1,132 sqft |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1984 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 60,548 sqft |
| Lot Width | 230 ft Width |
| Garage Type | Attached |
| Garage Area | 150 sqft |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 17 |
|---|---|
| Street Address | 1447 OSBORN AVE |
| City | RIVERHEAD |
| State | NY |
| Zip | 11901-5239 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | APZ |
| Legal Description | W& NX TN OF RHD EX OSBORNAVE SX DORMAND & ANO |
| Legal Subdivision | MAP OF SILVER LININGS |
| Legal Block | 1 |
| Legal Lot Number | 25 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | RIVERHEAD |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 169705 |
1447 Osborn Ave is owned by two individuals who bought it in May 2008.
Source: Suffolk County and Riverhead Town records, as of August 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 32 ZIEMACKI LN, RIVERHEAD, NY 11901-6115 |
| Owner Type | Individual |
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 | 2 Names on Deed |
|---|---|
| Last Sale | May 23, 2008 · Amount on File |
| Deed Sale | May 23, 2008 · Amount on File |
| Prior Sale | Apr 12, 2000 · Amount on File |
| Deed Book / Page | 12552 / 152 |
| Record Updated | Sep 20, 2026 |
Source: Suffolk County and Riverhead Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Riverhead Town |
| Unified School District | Riverhead Central School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $28,100 Land $11,200 Building $16,900 | $344,363 Land $137,255 Building $207,108 | |
| 2024 | $5,965.00 | ||
| 2023 | $28,100 Land $11,200 Building $16,900 | $302,476 Land $120,560 Building $181,916 |
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.
FEMA maps place 1447 Osborn Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 18, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 1447 Osborn 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 98% of the US · lower than 97.9% of New York |
|---|---|
| Wildfire Likelihood | Under 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 | RIVERHEAD WATER DISTRICT serves 35,000 people · EPA ID NY5103705 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jul 2025 |
| Lead | 2 ppb (2025–2027) action level 15 ppb |
| Water Quality | Nitrite resolved · Jul 2023 |
|---|---|
| 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 101 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
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