Nassau County and Hempstead Town property record for 70 William St, Hempstead, NY 11550
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,104 sqft · built 1970 |
| Lot Size | 0.1 acres (4,356 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $300,000 (Aug 2004) |
| Tax Bill | $7,791 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 34-398-00-0351 |
| Primary APN | 34-398-00-0351 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,104 sqft Living Area |
| 1st Floor Area | 1,080 sqft |
| Game Room | Game Room |
| Year Built | Built 1970 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Ranch |
| Exterior Material | Composition |
| Construction Type | Frame |
| Foundation Type | Concrete |
| Roof Material | Other |
| Lot Area | 4,356 sqft (0.1 acres) |
| Lot Dimensions | 97 ft deep x 43 ft wide |
| View / Lot | Highway Frontage |
| Garage Type | Detached |
| Garage Area | 252 sqft |
| Parking Spaces | 1 Parking Space |
| Balcony Area | 24 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 34398 03510 |
|---|---|
| Street Address | 70 WILLIAM ST |
| City | HEMPSTEAD |
| State | NY |
| Zip | 11550-5138 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #1 SCH DIST 001 |
| Legal Block | 398 |
| Legal Lot Number | 351 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | HEMPSTEAD |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 407201 |
70 William St is owned and occupied by two individuals who bought it in August 2004.
Source: Nassau County and Hempstead Town records, as of October 19, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 70 WILLIAM ST, HEMPSTEAD, NY 11550-5138 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 |
|---|---|
| Last Sale | Aug 16, 2004 · Amount on File |
| Deed Sale | Aug 16, 2004 · Amount on File |
| Deed Book / Page | 11828 / 912 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 70 William St was $7,791.
Source: Nassau County and Hempstead Town assessment roll, as of June 17, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Nassau County |
| County Subdivision | Hempstead Town |
| Municipality | Hempstead Village |
| Unified School District | Hempstead Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $307 Land $103 Building $204 | $307,000 | |
| 2025 | $7,791.00 | ||
| 2023 | $8,272.00 Additional exemption filed | $307 Land $103 Building $204 | $307,000 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 70 William St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective April 5, 2023
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 70 William St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | HEMPSTEAD (V) serves 56,000 people · EPA ID NY2902827 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Nov 2025 |
| Lead | Under 1 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 627 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
May also be available: T-Mobile.
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