Suffolk County and Riverhead Town property record for 20 Corwell Ave, Riverhead, NY 11901
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,162 sqft · built 1978 |
| Lot Size | 0.33 acres (14,375 sqft) |
| Owner | Individual Name on File |
| Last Sale | $273,000 (Aug 2016) |
| Tax Bill | $8,078 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 473000 130.-2-16.2 |
| Primary APN | 473000 130.-2-16.2 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,162 sqft Living Area |
| Gross Area | 1,262 sqft |
| 1st Floor Area | 1,162 sqft |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 2024 |
| Architectural Style | Ranch |
| Exterior Material | Composition/Composite |
| Lot Area | 14,375 sqft (0.33 acres) |
| Lot Width | 150 ft Width |
| View / Lot | Canal |
| Porch | Covered Porch |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Water Source | Commercial |
| Account Number | 04 |
|---|---|
| Street Address | 20 CORWELL AVE |
| City | RIVERHEAD |
| State | NY |
| Zip | 11901-2407 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 03 |
| Legal Description | N X BONJOUR E X HUNTER 322 0000 1 |
| Legal Block | 2 |
| Legal Lot Number | 16 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | RIVERHEAD |
| Census Block Group | 2 |
| Census Block | 2030 |
| Census Tract | 169904 |
20 Corwell Ave is owned and occupied by an individual who bought it in August 2016.
Source: Suffolk County and Riverhead Town records, as of August 11, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 20 CORWELL AVE, RIVERHEAD, NY 11901-2407 |
| 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 | Name on Deed |
|---|---|
| Last Sale | Aug 16, 2016 · Amount on File |
| Deed Sale | Aug 16, 2016 · Amount on File |
| Prior Sale | May 4, 2005 · Amount on File |
| Deed Book / Page | 12875 / 650 |
| 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 | $38,200 Land $8,900 Building $29,300 | $468,137 Land $109,069 Building $359,069 | |
| 2024 | $8,078.00 | ||
| 2023 | $33,600 Land $8,900 Building $24,700 | $361,679 Land $95,802 Building $265,877 |
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 20 Corwell Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 8 in force |
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 20 Corwell Ave is low, with 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 93% of the US · lower than 89% 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 | 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 49 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
5G (outdoors only) and 4G LTE
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