Nassau County and North Hempstead Town property record for 76 Cornwell Ave, Williston Park, NY 11596 · Last verified June 2026
| Property Type | Duplex |
|---|---|
| Details | 2 ba · 1,472 sqft · built 1944 |
| Lot Size | 0.147 acres (6,400 sqft) |
| Owner | Individual Name on File |
| Last Sale | $950,000 (Dec 2024) |
| Tax Bill | $12,618 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 09-137-00-0128 |
| Primary APN | 09-137-00-0128 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Total Rooms | 6 Rooms |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 1,472 sqft Living Area |
| 1st Floor Area | 768 sqft |
| Year Built | Built 1944 |
|---|---|
| Effective Year Built | Effective 1944 |
| Architectural Style | Cape Cod |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Material | Other |
| Lot Area | 6,400 sqft (0.147 acres) |
| Lot Dimensions | 100 ft deep x 61 ft wide |
| Garage Type | Detached |
| Garage Area | 280 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 320 sqft |
| Patio Area | 320 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 09137 01280 |
|---|---|
| Street Address | 76 CORNWELL AVE |
| City | WILLISTON PARK |
| State | NY |
| Zip | 11596-1534 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | TOWN #2 SCH DIST 009 |
| Legal Subdivision | WILLISTON GDN ESTS SEC 2 |
| Legal Block | 137 |
| Legal Lot Number | 128 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | NORTH HEMPSTEAD |
| Census Block Group | 2 |
| Census Block | 2020 |
| Census Tract | 303301 |
Source: Nassau County and North Hempstead Town records · APN 09-137-00-0128
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 | Individual Name on File |
|---|---|
| Mailing Address | 76 CORNWELL AVE, WILLISTON PARK, NY 11596-1534 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Individual(s) |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Dec 13, 2024 · Amount on Record |
| Deed Sale | Dec 13, 2024 · Amount on Record |
| Prior Sale | Oct 21, 2004 · Amount on Record |
| Deed Document Number | 2024-76823 |
| Deed Book / Page | D14570 / 839 |
| Record Updated | Sep 20, 2026 |
Source: Nassau County and North Hempstead Town records · Assessment roll updated June 17, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | New York |
| County | Nassau County |
| County Subdivision | North Hempstead Town |
| Municipality | Williston Park Village |
| Unified School District | Herricks Union Free School District (PK - 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 | $669 (-) Land $396 Building $273 | $669,000 (-) | |
| 2025 | $12,618.00 (+9.31%) | ||
| 2023 | $11,543.00 Homeowner's exemption | $669 Land $396 Building $273 | $669,000 |
Source: FEMA National Flood Hazard Layer, Nassau County (36059C), updated April 5, 2023 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 1,039 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Optimum Communications | Fiber | 8,000 / 8,000 |
| Verizon | Fiber | 2,300 / 2,300 |
| Optimum Communications | Cable | 940 / 35 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.
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