Nassau County and Hempstead Town property record for 620 Dubois Ave, Valley Stream, NY 11581
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,523 sqft · built 1947 |
| Lot Size | 0.2 acres (8,700 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $493,000 (Dec 2006) |
| Tax Bill | $14,022 (2025) |
| Deeds & Mortgages | Feb 2021 Sale |
| Flood Zone | Zone X (moderate risk) |
| APN | 39-304-00-0011 |
| Primary APN | 39-304-00-0011 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,523 sqft Living Area |
| Gross Area | 1,723 sqft |
| 1st Floor Area | 1,008 sqft |
| Game Room | Game Room |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Architectural Style | Cape Cod |
| Exterior Material | Brick/Stone |
| Construction Type | Frame |
| Roof Material | Other |
| Lot Area | 8,700 sqft (0.2 acres) |
| Lot Dimensions | 103 ft deep x 106 ft wide |
| Garage Type | Attached |
| Garage Area | 200 sqft |
| Parking Spaces | 1 Parking Space |
| Balcony Area | 11 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 39304 00110 |
|---|---|
| Street Address | 620 DUBOIS AVE |
| City | VALLEY STREAM |
| State | NY |
| Zip | 11581-3234 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #1 SCH DIST 014 |
| Legal Block | 304 |
| Legal Lot Number | 11 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | HEMPSTEAD |
| Census Block Group | 1 |
| Census Block | 1015 |
| Census Tract | 410800 |
620 Dubois Ave is owned and occupied by two individuals who bought it in December 2006.
Source: Nassau County and Hempstead Town records, as of June 17, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 620 DUBOIS AVE, VALLEY STREAM, NY 11581-3234 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 6, 2006 · Amount on File |
| Deed Sale | Dec 6, 2006 · Amount on File |
| Deed Book / Page | 12205 / 130 |
| Record Updated | Sep 20, 2026 |
| Document Type | Bargain and Sale Deed |
|---|---|
| Jurisdiction | NASSAU NY |
| Recording Date | Feb 11, 2021 |
| Property Address | 620 DUBOIS AVE, VALLEY STREAM, NY 11581-3234 |
| Document Number | 0140380711 |
| Book / Page | 14038 / 711 |
| Instrument Date | Jan 8, 2021 |
| Instrument | 2021-017685 |
| Transaction Type | Transfer |
| Record Updated | May 14, 2021 |
| Title Company | JUDICIAL TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 620 DUBOIS AVE, VALLEY STREAM, NY 11581-3234 |
The 2025 property tax bill for 620 Dubois Ave was $14,022.
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 | Valley Stream Village |
| Unified School District | Hewlett-Woodmere Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $498 Land $253 Building $245 | $498,000 | |
| 2025 | $14,022.00 | ||
| 2023 | $15,084.00 Additional exemption filed | $498 Land $253 Building $245 | $498,000 |
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 620 Dubois Ave in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective April 5, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 140 policies |
| Nearby Flood Policies | 140 in force |
| Nearby Flood Claims | 16 (1980–2023) |
| Claims Outside the SFHA | 5 of 16 |
| Most Recent Claim | Sep 2023 · Severe Storm And Flooding |
| Claims by Event |
|
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.
The area around 620 Dubois Ave 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 | LIBERTY UTILITIES NEW YORK - LYNBROOK private · serves 220,000 people · EPA ID NY2902835 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jul 2023 |
| Lead | 5 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Corrosion control Jul 2025 |
| 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 770 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
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