Suffolk County and Riverhead Town property record for 819 Ostrander Ave, Riverhead, NY 11901
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,356 sqft · built 1955 |
| Lot Size | 0.52 acres (22,651 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $9,577 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 473000 126.-3-16 |
| Primary APN | 473000 126.-3-16 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,356 sqft Living Area |
| Gross Area | 2,440 sqft |
| 1st Floor Area | 1,432 sqft |
| Upper Floors Area | 924 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 2015 |
| Architectural Style | Cape Cod |
| Exterior Material | Wood |
| Lot Area | 22,651 sqft (0.52 acres) |
| Lot Dimensions | 150 ft deep x 150 ft wide |
| View / Lot | Canal |
| Porch | Enclosed Porch |
| Porch Area | 264 sqft |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Water Source | Commercial |
| Account Number | 04 |
|---|---|
| Street Address | 819 OSTRANDER AVE |
| City | RIVERHEAD |
| State | NY |
| Zip | 11901-2615 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 03 |
| Legal Description | *1231 BLK A ELY 150 FT OF LOTS 5&6 870 0000 3 |
| Legal Block | 3 |
| Legal Lot Number | 16 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | RIVERHEAD |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 169800 |
819 Ostrander Ave is owned and occupied by two individuals.
Source: Suffolk County and Riverhead Town records, as of August 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 819 OSTRANDER AVE, RIVERHEAD, NY 11901-2615 |
| Occupancy | Owner Occupied |
| 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 |
|---|---|
| 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 | $52,300 Land $10,800 Building $41,500 | $640,931 Land $132,353 Building $508,578 | |
| 2024 | $9,577.00 | ||
| 2023 | $52,300 Land $10,800 Building $41,500 | $562,971 Land $116,254 Building $446,717 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 819 Ostrander Ave in Zone X, an area of minimal flood risk, though there have been 4 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 |
| Flood Insurance Cost | Premium on File median of 17 policies |
| Nearby Flood Policies | 17 in force |
| Nearby Flood Claims | 4 (1979–2005) |
| Claims Outside the SFHA | 3 of 4 |
| Most Recent Claim | Oct 2005 · rainfall accumulation |
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 819 Ostrander 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 94% of the US · lower than 91% 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 317 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
May also be available: Verizon.
5G (outdoors only) and 4G LTE
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