Suffolk County and Riverhead Town property record for 1874 Osborn Ave, Riverhead, NY 11901
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,552 sqft · built 1988 |
| Lot Size | 1.16 acres (50,965 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $150,000 (Jun 1999) |
| Tax Bill | $4,390 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 473000 80.-3-4 |
| Primary APN | 473000 80.-3-4 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,552 sqft Living Area |
| Gross Area | 2,184 sqft |
| 1st Floor Area | 1,552 sqft |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Ranch |
| Exterior Material | Wood |
| Lot Area | 50,965 sqft |
| Lot Width | 40 ft Width |
| Garage Type | Attached |
| Garage Area | 552 sqft |
| Parking Spaces | 6 Parking Spaces |
| Porch | Covered Porch |
| Porch Area | 224 sqft |
| Shed | 1 Shed |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 17 |
|---|---|
| Street Address | 1874 OSBORN AVE |
| City | RIVERHEAD |
| State | NY |
| Zip | 11901-5208 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | APZ |
| Legal Description | LT 4 B ARTHUR THURM A 382FLAG LOT |
| Legal Subdivision | SUBDIVISION MAP B ARTHUR THURM |
| Legal Block | 3 |
| Legal Lot Number | 4 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | RIVERHEAD |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 169705 |
Source: Suffolk County and Riverhead 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 | Individual Name on Record |
|---|---|
| Mailing Address | 1874 OSBORN AVE, RIVERHEAD, NY 11901-5208 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 10, 1999 · Amount on Record |
| Deed Sale | Jun 10, 1999 · Amount on Record |
| Deed Book / Page | 11968 / 636 |
| 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 | $53,300 (-) Land $8,000 Building $45,300 | $653,186 (+13.85%) Land $98,039 Building $555,147 | |
| 2024 | $4,390.00 | ||
| 2023 | $53,300 Land $8,000 Building $45,300 | $573,735 Land $86,114 Building $487,621 |
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.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 95% 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 | 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 186 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Cable · Fiber in parts of the area | 940 / 35 |
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