Suffolk County and Southampton Town property record for 4 William St, Hampton Bays, NY 11946
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 924 sqft · built 1991 |
| Lot Size | 0.31 acres (13,504 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $391,400 (Jun 2006) |
| Tax Bill | $6,408 (2024) |
| Deeds & Mortgages | Oct 2025 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 0900-207.00-02.00-017.000 |
| Primary APN | 0900-207.00-02.00-017.000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Stories | 1 Story |
| Building Area | 924 sqft Living Area |
| 1st Floor Area | 924 sqft |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1991 |
| Architectural Style | Mobile Home |
| Exterior Material | Composition/Composite |
| Foundation Type | No Foundation |
| Lot Area | 13,504 sqft (0.31 acres) |
| View / Lot | Below Average |
| Porch | Open Porch |
| Porch Area | 256 sqft |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Sewer | Connected |
| Water Source | Commercial |
| Street Address | 4 WILLIAM ST |
|---|---|
| City | HAMPTON BAYS |
| State | NY |
| Zip | 11946-1981 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R15 |
| Legal Description | 97 VETS REMD NO RESPONSEWONOTICES OF RESIDENCY QUN |
| Legal Subdivision | HOLZMAN ESTATES |
| Legal Block | 2 |
| Legal Lot Number | 17 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | SOUTHAMPTON |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 190403 |
Source: Suffolk County and Southampton 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 | 7 FRIENDLY LN, MILLBROOK, NY 12545-5971 |
| Owner Type | Individual |
| Vesting | Individual(s) |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 21, 2006 · Amount on Record |
| Deed Sale | Jun 21, 2006 · Amount on Record |
| Prior Sale | Aug 7, 1997 · Amount on Record |
| Deed Book / Page | 12457 / 950 |
| Last Transfer Date | Oct 4, 2025 |
| Transfer Doc | 1331000940 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Oct 30, 2025 |
| Property Address | 4 WILLIAM ST, HAMPTON BAYS, NY 11946-1981 |
| Document Number | 0133140940 |
| Book / Page | 13314 / 940 |
| Instrument Date | Oct 4, 2025 |
| Transaction Type | Transfer |
| Record Updated | Jan 7, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 7 FRIENDLY LN, MILLBROOK, NY 12545-5971 |
Source: Suffolk County and Southampton Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Southampton Town |
| Unified School District | Hampton Bays Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $311,100 (-) Land $152,500 Building $158,600 | $493,809 (-) Land $242,063 Building $251,746 | |
| 2024 | $6,408.00 (+25.5%) | $311,100 (-) Land $152,500 Building $158,600 | $493,809 (+10.32%) Land $242,063 Building $251,746 |
| 2023 | $311,100 Land $152,500 Building $158,600 | $447,625 Land $219,424 Building $228,201 | |
| 2020 | $5,106.00 |
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 |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 6 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 94% of the US · lower than 93% of New York |
|---|---|
| Wildfire Likelihood | Under 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 | HAMPTON BAYS WATER DISTRICT serves 12,500 people · EPA ID NY5103704 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2025 |
| Lead | 1 ppb (2025–2027) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| 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 218 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
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