Nassau County and Hempstead Town property record for 40 Dehnhoff Ave, Freeport, NY 11520
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 2,043 sqft · built 1923 |
| Lot Size | 0.147 acres (6,400 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $383,000 (Feb 2006) |
| Tax Bill | $7,534 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 55-237-00-0247 |
| Primary APN | 55-237-00-0247 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Bath |
|---|---|
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,043 sqft Living Area |
| 1st Floor Area | 1,302 sqft |
| Year Built | Built 1923 |
|---|---|
| Effective Year Built | Effective 1923 |
| Architectural Style | Cottage |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Material | Other |
| Lot Area | 6,400 sqft (0.147 acres) |
| Lot Dimensions | 127 ft deep x 50 ft wide |
| Garage Type | Detached |
| Garage Area | 288 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Stoop |
| Porch Area | 27 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 55237 02470 |
|---|---|
| Street Address | 40 DEHNHOFF AVE |
| City | FREEPORT |
| State | NY |
| Zip | 11520-2303 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 247-248 |
| Legal Subdivision | MOUNT ESTATES INC |
| Legal Block | 237 |
| Legal Lot Number | 247-2 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | HEMPSTEAD |
| Census Block Group | 3 |
| Census Block | 3009 |
| Census Tract | 414202 |
40 Dehnhoff Ave is owned and occupied by two individuals who bought it in February 2006.
Source: Nassau County and Hempstead Town records, as of June 17, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 40 DEHNHOFF AVE, FREEPORT, NY 11520-2303 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Feb 8, 2006 · Amount on File |
| Deed Sale | Feb 8, 2006 · Amount on File |
| Deed Book / Page | 12078 / 338 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 40 Dehnhoff Ave was $7,534 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 |
| Municipality | Freeport Village |
| Unified School District | Freeport Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $391 Land $138 Building $253 | $391,000 | |
| 2025 | $7,534.00 | ||
| 2023 | $7,418.00 Homeowner's exemption | $391 Land $138 Building $253 | $391,000 |
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 40 Dehnhoff Ave 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 |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 2 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.
The area around 40 Dehnhoff 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 | FREEPORT (V) serves 45,000 people · EPA ID NY2902823 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Feb 2025 |
| Lead | 3 ppb (2024–2026) 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 571 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.
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