Nassau County and Hempstead Town property record for 423 Harrison St, Franklin Square, NY 11010
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,201 sqft · built 1948 |
| Lot Size | 0.117 acres (5,100 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $8,621 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 35-158-00-0023 |
| Primary APN | 35-158-00-0023 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Bath |
|---|---|
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,201 sqft Living Area |
| 1st Floor Area | 858 sqft |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1948 |
| Architectural Style | Cape Cod |
| Exterior Material | Brick/Stone |
| Construction Type | Frame |
| Roof Material | Other |
| Lot Area | 5,100 sqft (0.117 acres) |
| Lot Dimensions | 100 ft deep x 51 ft wide |
| Garage Type | Detached |
| Garage Area | 308 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 35158 00230 |
|---|---|
| Street Address | 423 HARRISON ST |
| City | FRANKLIN SQUARE |
| State | NY |
| Zip | 11010-2033 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #1 SCH DIST 017 |
| Legal Block | 158 |
| Legal Lot Number | 23 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | HEMPSTEAD |
| Census Block Group | 4 |
| Census Block | 4002 |
| Census Tract | 405600 |
423 Harrison 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 | 423 HARRISON ST, FRANKLIN SQUARE, NY 11010-2033 |
| 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 |
The 2025 property tax bill for 423 Harrison St was $8,621 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 |
| Elementary School District | Franklin Square Union Free School District (PK - 06) |
| Secondary School District | Sewanhaka Central High School District (07 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $485 Land $271 Building $214 | $485,000 | |
| 2025 | $8,621.00 | ||
| 2023 | $8,785.00 Homeowner's exemption Senior Citizen's exemption | $485 Land $271 Building $214 | $485,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 423 Harrison St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective April 5, 2023
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 423 Harrison 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 | FRANKLIN SQUARE WD public/private · serves 20,000 people · EPA ID NY2902822 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Feb 2024 |
| Lead | Under 1 ppb (2021–2023) 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 808 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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