Suffolk County and Riverhead Town property record for 321 Marcy Ave, Riverhead, NY 11901
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 1.5 ba · 1,704 sqft · built 1950 |
| Lot Size | 0.22 acres (9,583 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $5,844 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 473000 124.-2-38 |
| Primary APN | 473000 124.-2-38 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,704 sqft Living Area |
| 1st Floor Area | 864 sqft |
| 2nd Floor Area | 672 sqft |
| Upper Floors Area | 672 sqft |
| Basement Area | 168 sqft |
| Finished Basement | 168 sqft |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Old Style |
| Exterior Material | Composition/Composite |
| Lot Area | 9,583 sqft (0.22 acres) |
| Lot Dimensions | 150 ft deep x 73.5 ft wide |
| View / Lot | Canal |
| Garage Type | Detached |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Water Source | Commercial |
| Account Number | 04 |
|---|---|
| Street Address | 321 MARCY AVE |
| City | RIVERHEAD |
| State | NY |
| Zip | 11901-2908 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 10 |
| Legal Description | PT LTS 31-33 ALL LT 34 438 IMOGENE YETTER 436 0000 2 |
| Legal Subdivision | IMAGENE YOT TOT |
| Legal Block | 2 |
| Legal Lot Number | 38 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | RIVERHEAD |
| Census Block Group | 1 |
| Census Block | 1015 |
| Census Tract | 169800 |
321 Marcy Ave is owner-occupied and held in a trust.
Source: Suffolk County and Riverhead Town records, as of August 11, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 321 MARCY AVE, RIVERHEAD, NY 11901-2908 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 | 2 Names 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 | $34,200 Land $6,700 Building $27,500 | $419,118 Land $82,108 Building $337,010 | |
| 2024 | $5,844.00 | ||
| 2023 | $34,200 Land $6,700 Building $27,500 | $368,138 Land $72,121 Building $296,017 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 321 Marcy Ave in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1979.
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.
Wildfire risk around 321 Marcy 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 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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