Nassau County and Hempstead Town property record for 23 William St, Roosevelt, NY 11575
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,136 sqft · built 1923 |
| Lot Size | 0.16 acres (6,950 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $8,149 (2025) |
| Deeds & Mortgages | Feb 2024 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 55-436-00-0185 |
| Primary APN | 55-436-00-0185 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Bath |
|---|---|
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,136 sqft Living Area |
| Gross Area | 1,200 sqft |
| 1st Floor Area | 720 sqft |
| Year Built | Built 1923 |
|---|---|
| Effective Year Built | Effective 1923 |
| Architectural Style | Cottage |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 6,950 sqft (0.16 acres) |
| Lot Dimensions | 138 ft deep x 50 ft wide |
| Porch | Enclosed Frame Porch |
| Porch Area | 89 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 55436 01850 |
|---|---|
| Street Address | 23 WILLIAM ST |
| City | ROOSEVELT |
| State | NY |
| Zip | 11575-1420 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #1 SCH DIST 008 |
| Legal Block | 436 |
| Legal Lot Number | 185-1 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | HEMPSTEAD |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 413900 |
23 William St is owned by an individual who acquired it in November 2023.
Source: Nassau County and Hempstead Town records, as of June 17, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 1207 BIRCH ST, UNIONDALE, NY 11553-2005 |
| 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 Transfer Date | Nov 27, 2023 |
| Transfer Doc | D144650114 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | NASSAU NY |
| Recording Date | Feb 6, 2024 |
| Property Address | 23 WILLIAM ST, ROOSEVELT, NY 11575-1420 |
| Document Number | D144650114 |
| Book / Page | D14465 / 114 |
| Map Reference | MAP 60 CASE 1430 |
| Instrument Date | Nov 27, 2023 |
| Instrument | 2024-00007831 |
| Transaction Type | Transfer |
| Record Updated | Feb 14, 2024 |
| Title Company | JUDICIAL TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 23 WILLIAM ST, ROOSEVELT, NY 11575-1420 |
| Name | Verified Name |
|---|---|
| Address | 1207 BIRCH ST, UNIONDALE, NY 11553-2005 |
The 2025 property tax bill for 23 William St was $8,149.
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 |
| Unified School District | Roosevelt Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $301 (-) Land $131 Building $170 | $301,000 (-) | |
| 2025 | $8,149.00 | $301 Land $131 Building $170 | $301,000 |
| 2023 | $8,156.00 Additional exemption filed | $301 Land $131 Building $170 | $301,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 23 William St in Zone X, an area of minimal flood risk.
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 Policies | 1 in force |
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.
Wildfire risk around 23 William St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of New York |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 788 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 |
May also be available: T-Mobile.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures