Nassau County and Hempstead Town property record for 19 William St, Valley Stream, NY 11580 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bathrooms | 1 Baths |
| Architecture Style | Cape Cod |
| Year Built | Built 1939 |
| Square Footage | 1,204 sqft Living Area |
| Lot Size | 4,840 sqft (0.111 acres) |
| Garage | Detached, 209 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $10,070.00 (2025) |
| Primary APN | 37-485-00-0227 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Baths |
|---|---|
| Total Rooms | 5 Rooms |
| Building Area | 1,204 sqft Living Area |
| 1st Floor | 860 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1939 |
| Architectural Style | Cape Cod Style |
| Exterior Material | Brick/Stone (Brick and/or Stone) Exterior |
| Construction Type | Frame Construction |
| Roof Material | Other (not Classified) Roof |
| Lot Area | 4,840 sqft (0.111 acres) |
| Depth X Width | 122 ft x 40 ft Depth x Width |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Detached Garage |
| Garage Area | 209 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Heating Fuel | Oil Heating Fuel |
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Account Number | 37485 02270 |
|---|---|
| Street Address | 19 WILLIAM ST |
| City | VALLEY STREAM |
| State | NY |
| Zip | 11580-1029 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | 227-228 |
| Legal Block | 485 |
| Legal Lot Number | 227-2 |
| Jurisdiction | NASSAU NY |
| Minor Civil Division | HEMPSTEAD |
| Census Blockgroup | 6 |
| Census Block | 6002 |
| Census Tract | 409900 |
Source: Nassau County and Hempstead Town records · APN 37-485-00-0227
Assessment roll updated June 17, 2026 · Last verified July 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 | 19 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 |
|---|---|
| Record Refreshed | Sep 20, 2026 |
Source: Nassau County and Hempstead Town records · Assessment roll updated June 17, 2026 · Last verified July 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 and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $422 (-) Land $215 Building $207 | $422,000 (-) | |
| 2025 | $10,070.00 (+4.17%) | ||
| 2023 | $9,667.00 Homeowner's exemption | $422 Land $215 Building $207 | $422,000 |
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