Nassau County and Hempstead Town property record for 823 Jefferson St, Baldwin, NY 11510
| Property Type | Single Family Home |
|---|---|
| Details | 1.5 ba · 1,162 sqft · built 1920 |
| Lot Size | 0.104 acres (4,520 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $8,597 (2025) |
| Deeds & Mortgages | Sep 2017 Line of Credit |
| Flood Zone | Zone AE (high risk) |
| APN | 54-536-00-0004 |
| Primary APN | 54-536-00-0004 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 1,162 sqft Living Area |
| 1st Floor Area | 690 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Cottage |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Material | Other |
| Lot Area | 4,520 sqft (0.104 acres) |
| Lot Dimensions | 113 ft deep x 40 ft wide |
| Garage Type | Detached |
| Garage Area | 160 sqft |
| Deck Area | 400 sqft |
| Patio Area | 400 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 54536 00040 |
|---|---|
| Street Address | 823 JEFFERSON ST |
| City | BALDWIN |
| State | NY |
| Zip | 11510-4630 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #1 SCH DIST 010 |
| Legal Block | 536 |
| Legal Lot Number | 4 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | HEMPSTEAD |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 413803 |
823 Jefferson St is owned and occupied by an individual.
Source: Nassau County and Hempstead Town records, as of June 17, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 823 JEFFERSON ST, BALDWIN, NY 11510-4630 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NASSAU NY |
| Property Address | 823 JEFFERSON ST, BALDWIN, NY 11510-4630 |
| Document Number | 0424200023 |
| Instrument Date | Sep 19, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Aug 27, 2018 |
| Title Company | AMERICAN TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 823 JEFFERSON ST BALDWIN NY 115104630, BALDWIN, NY 11510-4630 |
| Document Number | 0424200023 |
|---|---|
| Date | Oct 4, 2017 |
| Book Page | 042420/000023 |
| Instrument | 99278 |
| Name | WELLS FARGO BK |
|---|---|
| Address | SIOUX FALLS, SD 57104 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 823 Jefferson St was $8,597 with a senior citizen's exemption.
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 | Baldwin Union Free School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $316 Land $135 Building $181 | $316,000 | |
| 2025 | $8,597.00 | ||
| 2023 | $7,995.00 Homeowner's exemption | $330 Land $141 Building $189 | $330,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 823 Jefferson St in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective April 5, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 8.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 96 policies |
| Nearby Flood Policies | 96 in force |
| Nearby Flood Claims | 111 (1978–2026) |
| Claims Outside the SFHA | 43 of 111 |
| Most Recent Claim | Jul 2026 · other causes |
| 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 823 Jefferson 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 | 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 912 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber | 2,300 / 2,300 |
| T-Mobile Fixed Wireless | 100 / 20 |
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