Suffolk County and Riverhead Town property record for 331 Hamilton Ave, Riverhead, NY 11901
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 1 ba · 1,853 sqft · built 1909 |
| Lot Size | 0.14 acres (6,098 sqft) |
| Owner | Company Name on Record |
| Last Sale | $395,000 (Aug 2007) |
| Tax Bill | $7,980 (2024) |
| Deeds & Mortgages | Jul 2019 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 473000 123.-4-65 |
| Primary APN | 473000 123.-4-65 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,853 sqft Living Area |
| 1st Floor Area | 943 sqft |
| 2nd Floor Area | 910 sqft |
| Year Built | Built 1909 |
|---|---|
| Effective Year Built | Effective 1909 |
| Architectural Style | Old Style |
| Exterior Material | Composition/Composite |
| Lot Area | 6,098 sqft (0.14 acres) |
| Lot Dimensions | 135 ft deep x 50 ft wide |
| View / Lot | Canal |
| Garage Type | Detached |
| Garage Area | 432 sqft |
| Parking Spaces | 4 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 162 sqft |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Water Source | Commercial |
| Account Number | 04 |
|---|---|
| Street Address | 331 HAMILTON AVE |
| City | RIVERHEAD |
| State | NY |
| Zip | 11901-2927 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 03 |
| Legal Description | 275 0000 3 |
| Legal Block | 4 |
| Legal Lot Number | 65 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | RIVERHEAD |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 169800 |
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 | Company Name on Record |
|---|---|
| Mailing Address | PO BOX 1335, SOUTHAMPTON, NY 11969-1335 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 7, 2007 · Amount on Record |
| Deed Sale | Aug 7, 2007 · Amount on Record |
| Deed Book / Page | 12516 / 923 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Jul 17, 2019 |
| Property Address | 331 HAMILTON AVE, RIVERHEAD, NY 11901-2927 |
| Document Number | 0130190936 |
| Book / Page | 013019 / 000936 |
| Instrument Date | Jun 20, 2019 |
| Transaction Type | Transfer |
| Record Updated | Aug 26, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 502 N MAGEE ST SOUTHAMPTON NY 11968, SOUTHAMPTON, NY 11968 |
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 | $33,100 (-) Land $5,400 Building $27,700 | $405,637 (+13.85%) Land $66,176 Building $339,461 | |
| 2024 | $7,980.00 | ||
| 2023 | $33,100 Land $5,400 Building $27,700 | $356,297 Land $58,127 Building $298,170 |
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 · 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 | 1 in force |
| Nearby Flood Claims | 3 (1979–2008) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Sep 2008 · 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 54% 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 171 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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