Nassau County and North Hempstead Town property record for 185 William St, Williston Park, NY 11596
| Property Type | Single Family Home |
|---|---|
| Details | 3.5 ba · 2,892 sqft · built 2007 |
| Lot Size | 0.227 acres (9,882 sqft) |
| Owner | Individual Name on File |
| Last Sale | $1,270,000 (Aug 2017) |
| Tax Bill | $23,117 (2025) |
| Deeds & Mortgages | Aug 2017 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 09-656-00-0110-A |
| Primary APN | 09-656-00-0110-A |
|---|---|
| Alternative APNs |
|
| Full Baths | 3.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,892 sqft Living Area |
| 1st Floor Area | 1,446 sqft |
| Game Room | Game Room |
| Year Built | Built 2007 |
|---|---|
| Effective Year Built | Effective 2007 |
| Architectural Style | Colonial |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 9,882 sqft (0.227 acres) |
| Lot Dimensions | 218 ft deep x 55 ft wide |
| Garage Type | Detached |
| Garage Area | 528 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Frame Porch |
|---|---|
| Porch Area | 35 sqft |
| Deck Area | 240 sqft |
| Patio Area | 255 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 09656 0110A |
|---|---|
| Street Address | 185 WILLIAM ST |
| City | WILLISTON PARK |
| State | NY |
| Zip | 11596-1000 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 110A-110B |
| Legal Block | 656 |
| Legal Lot Number | 110 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | NORTH HEMPSTEAD |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 303301 |
185 William St is owned and occupied by an individual who acquired it in March 2025.
Source: Nassau County and North Hempstead Town records, as of June 17, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 185 WILLIAM ST, WILLISTON PARK, NY 11596-1000 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Individual(s) |
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 | Name on Deed |
|---|---|
| Last Sale | Aug 1, 2017 · Amount on File |
| Deed Sale | Aug 1, 2017 · Amount on File |
| Prior Sale | Apr 18, 2007 · Amount on File |
| Deed Document Number | 201775081 |
| Deed Book / Page | D13539 / 829 |
| Last Transfer Date | Mar 7, 2025 |
| Transfer Doc | D146020882 |
| Record Updated | Oct 29, 2026 |
| Document Type | Bargain and Sale Deed |
|---|---|
| Jurisdiction | NASSAU NY |
| Recording Date | Aug 1, 2017 |
| Property Address | 185 WILLIAM ST, WILLISTON PARK, NY 11596-1000 |
| Document Number | D135390829 |
| Book / Page | D13539 / 0829 |
| Instrument Date | Jul 21, 2017 |
| Instrument | 201700075081 |
| Transaction Type | Transfer |
| Record Updated | May 14, 2021 |
| Amount | Amount on Record |
|---|---|
| Tax | $17,780.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 185 WILLIAM ST, 185, WILLISTON PARK, NY 11596-1000 |
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Address | 200 SAINT REGIS DR, MASSAPEQUA PARK, NY 11762-3546 |
The 2025 property tax bill for 185 William St was $23,117.
Source: Nassau County and North Hempstead Town assessment roll, as of June 17, 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) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,152 (-) Building $1,152 | $1,151,533 (-) | |
| 2025 | $23,117.00 | $1,152 Building $1,152 | $1,151,533 |
| 2023 | $21,218.00 Additional exemption filed | $1,173 Land $462 Building $711 | $1,173,000 |
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 185 William St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1980.
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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (1980) |
| Most Recent Claim | Apr 1980 · rainfall accumulation |
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 185 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 | WILLISTON PARK (V) serves 7,287 people · EPA ID NY2902858 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2024 |
| Lead | 2 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| 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 888 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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