Suffolk County and Riverhead Town property record for 5403 Sound Ave, Riverhead, NY 11901 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,980 sqft · built 1928 |
| Lot Size | 1.56 acres (67,954 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $5,088 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 473000 21.-2-6.7 |
| Primary APN | 473000 21.-2-6.7 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,980 sqft Living Area |
| Gross Area | 2,484 sqft |
| 1st Floor Area | 1,200 sqft |
| 2nd Floor Area | 780 sqft |
| Year Built | Built 1928 |
|---|---|
| Effective Year Built | Effective 1928 |
| Architectural Style | Old Style |
| Exterior Material | Wood |
| Lot Area | 67,954 sqft |
| Lot Dimensions | 138 ft deep x 100 ft wide |
| View / Lot | Canal |
| Garage Type | Detached |
| Garage Area | 360 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Enclosed Porch |
| Porch Area | 504 sqft |
| Shed | 1 Shed |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 18 |
|---|---|
| Street Address | 5403 SOUND AVE |
| City | RIVERHEAD |
| State | NY |
| Zip | 11901-5610 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAP OF GATZ EST SEC 1 MAP # 8980 7/27/90 LOT 1 |
| Legal Block | 2 |
| Legal Lot Number | 6 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | RIVERHEAD |
| Census Block Group | 3 |
| Census Block | 3012 |
| Census Tract | 169906 |
Source: Suffolk County and Riverhead Town records · APN 473000 21.-2-6.7
Assessment roll updated August 11, 2026 · Last verified August 2026
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| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 5403 SOUND AVE, RIVERHEAD, NY 11901-5610 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Suffolk County and Riverhead Town records · Assessment roll updated August 11, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Riverhead Town |
| Unified School District | Riverhead Central School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $47,600 (-) Land $10,000 Building $37,600 | $583,333 (+13.85%) Land $122,549 Building $460,784 | |
| 2024 | $5,088.00 | ||
| 2023 | $47,600 Land $10,000 Building $37,600 | $512,379 Land $107,643 Building $404,736 |
Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Low above 20% of the US · above 55% of New York |
|---|---|
| Wildfire Likelihood | About 1 in 7,143 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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