Westchester County and Mount Vernon City property record for 438 E 4th St, Mount Vernon, NY 10553
| Property Type | Duplex |
|---|---|
| Lot Size | 0.11 acres (4,792 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $16,871 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 550800 165.81-4051-3 |
| Primary APN | 550800 165.81-4051-3 |
|---|---|
| Alternative APNs |
|
| Architectural Style | Duplex Single |
|---|---|
| Lot Area | 4,792 sqft (0.11 acres) |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Account Number | 104260 |
|---|---|
| Street Address | 438 E 4TH ST |
| City | MOUNT VERNON |
| State | NY |
| Zip | 10553-1618 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Block | 4051 |
| Legal Lot Number | 3.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | MOUNT VERNON |
| Census Block Group | 4 |
| Census Block | 4006 |
| Census Tract | 3400 |
Source: Westchester County and Mount Vernon City records · APN 550800 165.81-4051-3
Assessment roll updated May 14, 2026 · Last verified May 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 438 E 4TH ST, MOUNT VERNON, NY 10553-1618 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Dec 11, 2014 |
| Transfer Doc | 0543443472 |
| Record Updated | Jun 08, 2026 |
Source: Westchester County and Mount Vernon City records · Assessment roll updated May 14, 2026 · Last verified May 2026
| Type | Name |
|---|---|
| State | New York |
| County | Westchester County |
| Municipality | Mount Vernon City |
| Unified School District | Mount Vernon School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $16,871.00 | $10,500 (-) Land $2,500 Building $8,000 | $583,333 (+6.67%) Land $138,889 Building $444,444 |
| 2024 | $10,500 (-) Land $2,500 Building $8,000 | $546,875 (-10.94%) Land $130,208 Building $416,667 | |
| 2023 | $10,500 Land $2,500 Building $8,000 | $614,035 Land $146,199 Building $467,836 |
Source: FEMA National Flood Hazard Layer as of September 18, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 3 (1979) |
| Most Recent Claim | Sep 1979 · tidal / storm surge |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
May also be available: Optimum Communications, T-Mobile USA.
Based on FCC filings for 524 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | MOUNT VERNON WATER DEPARTMENT serves 73,893 people |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jul 2025 |
| Lead | 7 ppb (2025–2027) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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