Suffolk County and Riverhead Town property record for 4987 Sound Ave, Mattituck, NY 11952
| Property Type | General Agricultural/Rural |
|---|---|
| Details | 4 bd · 2 ba · 2,962 sqft · built 1900 |
| Lot Size | 20 acres (873,378 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $2,246 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 473000 45.-2-2.3 |
| Primary APN | 473000 45.-2-2.3 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 2,962 sqft Building Perimeter |
| 1st Floor Area | 2,098 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Architectural Style | Old Style |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 873,378 sqft |
| View / Lot | Below Average |
| Garage Type | Detached |
| Garage Area | 528 sqft |
| Porch | Open Porch |
| Porch Area | 120 sqft |
| Heating System | Hot Water |
|---|
| Account Number | 05 |
|---|---|
| Street Address | 4987 SOUND AVE |
| City | MATTITUCK |
| State | NY |
| Zip | 11952 |
| Property Category | Agriculture or Farming |
| Property Type | Agriculture / Farming > General Agricultural/Rural |
| Local Zoning Code | 04 |
| Legal Description | NX SND AV EX HELINDA RLTYS DAPRILE WX PHILLIPS LA SUFF CO DEV RTS |
| Legal Block | 2 |
| Legal Lot Number | 2 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | RIVERHEAD |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 169906 |
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 | 5010 SOUND AVE, RIVERHEAD, NY 11901-5516 |
| Owner Type | Individual |
| Deed Names | Name 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 | $30,100 (-) Land $24,100 Building $6,000 | $368,873 (+13.85%) Land $295,343 Building $73,529 | |
| 2024 | $2,246.00 | ||
| 2023 | $30,100 Land $24,100 Building $6,000 | $324,005 Land $259,419 Building $64,586 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 Record median of 28 policies |
| Nearby Flood Policies | 28 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.
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 | 0.02% 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 41 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 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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