Suffolk County and Riverhead Town property record for 51 Madison St, Riverhead, NY 11901
| Property Type | Recreational/Entertainment (General) |
|---|---|
| Details | 4 ba · 13,310 sqft · built 1956 |
| Lot Size | 3.5 acres (152,460 sqft) |
| Owner | Company Name on File |
| Tax Bill | $52,873 (2024) |
| Deeds & Mortgages | Sep 2020 Refinance |
| Flood Zone | Zone X (minimal risk) |
| APN | 473000 130.-2-24 |
| Primary APN | 473000 130.-2-24 |
|---|---|
| Alternative APNs |
|
| Full Baths | 4 Baths |
|---|---|
| Building Area | 13,310 sqft |
| 1st Floor Area | 13,310 sqft |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1956 |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 152,460 sqft |
| View / Lot | Waterfront |
| Porch | Porch |
| Porch Area | 700 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Steam |
| Heating Fuel | Gas |
| Account Number | 04 |
|---|---|
| Street Address | 51 MADISON ST |
| City | RIVERHEAD |
| State | NY |
| Zip | 11901-2410 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Recreational/Entertainment (General) |
| Local Zoning Code | 3 |
| Legal Description | 311 0000 1 |
| Legal Block | 2 |
| Legal Lot Number | 24 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | RIVERHEAD |
| Census Block Group | 2 |
| Census Block | 2031 |
| Census Tract | 169904 |
51 Madison St, a commercial property, is owned by a company.
Source: Suffolk County and Riverhead Town records, as of August 11, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 51 MADISON ST, RIVERHEAD, NY 11901-2410 |
| Owner Type | Company |
| Vesting | Company |
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 | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 51 MADISON ST, RIVERHEAD, NY 11901-2410 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0231750432 |
|---|---|
| Date | Sep 21, 2020 |
| Book Page | 23175/432 |
| Instrument | DL026710 |
| Name | PEOPLES UNITED BANK |
|---|---|
| Type | Bank |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
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 | $219,400 Land $135,000 Building $84,400 | $2,688,725 Land $1,654,412 Building $1,034,314 | |
| 2024 | $52,873.00 | ||
| 2023 | $219,400 Land $135,000 Building $84,400 | $2,361,679 Land $1,453,175 Building $908,504 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 51 Madison St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 8 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.
Wildfire risk around 51 Madison St 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 93% of the US · lower than 89% 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 49 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
5G (outdoors only) and 4G LTE
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