Nassau County and Hempstead Town property record for 43 William St, Valley Stream, NY 11580 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bathrooms | 1 Baths |
| Year Built | Built 1941 |
| Square Footage | 1,522 sqft Living Area |
| Lot Size | 6,425 sqft (0.148 acres) |
| Garage | Attached, 220 sqft |
| Occupancy | Owner Occupied |
| Last Sale | $418,700 (2012) |
| Tax Bill | $11,558.00 (2025) |
| Primary APN | 37-485-00-0418 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Baths |
|---|---|
| Total Rooms | 7 Rooms |
| Building Area | 1,522 sqft Living Area |
| Gross Area | 1,770 sqft Gross Area |
| 1st Floor | 924 sqft 1st Floor |
| Attic Area | 143 sqft Attic |
| Attic | 1 Attic |
| Basement Area | 28 sqft Basement |
| Game Room | Game Room |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1941 |
| Architectural Style | Cape Cod Style |
| Exterior Material | Brick Exterior |
| Roof Material | Other (not Classified) Roof |
| Lot Area | 6,425 sqft (0.148 acres) |
| Depth X Width | 121 ft x 54 ft Depth x Width |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 220 sqft Garage |
| Patio Area | 84 sqft Patio |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Heating Fuel | Oil Heating Fuel |
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Account Number | 37485 04180 |
|---|---|
| Street Address | 43 WILLIAM ST |
| City | VALLEY STREAM |
| State | NY |
| Zip | 11580-1029 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | TOWN #1 SCH DIST 016 |
| Legal Block | 485 |
| Legal Lot Number | 418 |
| Jurisdiction | NASSAU NY |
| Minor Civil Division | HEMPSTEAD |
| Census Blockgroup | 6 |
| Census Block | 6002 |
| Census Tract | 409900 |
Source: Nassau County and Hempstead Town records · APN 37-485-00-0418
Assessment roll updated June 17, 2026 · Last verified June 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 43 WILLIAM ST, VALLEY STREAM, NY 11580-1029 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 26, 2012 · Amount on Record |
| Deed Sale | Oct 26, 2012 · Amount on Record |
| Deed Doc Number | 2012822 |
| Deed Book / Page | 12883 / 319 |
| Record Refreshed | Sep 20, 2026 |
Source: Nassau County and Hempstead Town records · Assessment roll updated June 17, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | New York |
| County | Nassau County |
| County Subdivision | Hempstead Town |
| Elementary School District | Elmont Union Free School District (PK - 06) |
| Secondary School District | Sewanhaka Central High School District (07 - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $447 (-) Land $235 Building $212 | $447,000 (-) | |
| 2025 | $11,558.00 (+4.05%) | ||
| 2023 | $11,108.00 Additional exemption filed | $447 Land $235 Building $212 | $447,000 |
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