Suffolk County and Riverhead Town property record for 313 Hamilton Ave, Riverhead, NY 11901
| Property Type | Triplex |
|---|---|
| Details | 3 bd · 3 ba · 1,969 sqft · built 1920 |
| Lot Size | 0.14 acres (6,098 sqft) |
| Owner | Company Name on Record |
| Last Sale | $127,500 (Apr 2001) |
| Tax Bill | $8,915 (2024) |
| Deeds & Mortgages | Apr 2023 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 473000 123.-4-69 |
| Primary APN | 473000 123.-4-69 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Units | 6 Units |
| Stories | 2 Stories |
| Building Area | 1,969 sqft Living Area |
| 1st Floor Area | 946 sqft |
| 2nd Floor Area | 682 sqft |
| Upper Floors Area | 341 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| 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 |
| Porch | Covered Porch |
| Porch Area | 140 sqft |
| Heating System | HVAC |
|---|---|
| Heating Fuel | Gas |
| Water Source | Commercial |
| Account Number | 04 |
|---|---|
| Street Address | 313 HAMILTON AVE |
| City | RIVERHEAD |
| State | NY |
| Zip | 11901-2967 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Local Zoning Code | 03 |
| Legal Description | NX MCKILLOP EX HAMIL AVE W X VICTORIA 280 0000 3 |
| Legal Block | 4 |
| Legal Lot Number | 69 |
| 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 | 747 E MAIN ST, RIVERHEAD, NY 11901-2560 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 9, 2001 · Amount on Record |
| Deed Sale | Apr 9, 2001 · Amount on Record |
| Deed Book / Page | 12112 / 235 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Apr 13, 2023 |
| Property Address | 313 HAMILTON AVE, RIVERHEAD, NY 11901-2967 |
| Document Number | 0131970237 |
| Book / Page | 13197 / 237 |
| Instrument Date | Jan 19, 2023 |
| Transaction Type | Transfer |
| Record Updated | Feb 13, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 112 ROBINSON PKWY, RIVERHEAD, NY 11901-2623 |
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 | $35,200 (-1.12%) Land $5,400 Building $29,800 | $431,373 (+12.57%) Land $66,176 Building $365,196 | |
| 2024 | $8,915.00 | ||
| 2023 | $35,600 (-) Land $5,400 Building $30,200 | $383,208 (+9.15%) Land $58,127 Building $325,081 | |
| 2022 | $35,600 Land $5,400 Building $30,200 | $351,084 Land $53,254 Building $297,830 |
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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