Westchester County and Mount Vernon City property record for 265 E Prospect Ave, Mount Vernon, NY 10550
| Property Type | Triplex |
|---|---|
| Lot Size | 0.29 acres (12,632 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $4,750 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 550800 165.64-2061-4 |
| Primary APN | 550800 165.64-2061-4 |
|---|---|
| Alternative APNs |
|
| Architectural Style | Triplex |
|---|---|
| Lot Area | 12,632 sqft (0.29 acres) |
| Account Number | 036130 |
|---|---|
| Street Address | 265 E PROSPECT AVE |
| City | MOUNT VERNON |
| State | NY |
| Zip | 10550-1769 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Legal Block | 2061 |
| Legal Lot Number | 4.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | MOUNT VERNON |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 4002 |
Source: Westchester County and Mount Vernon City assessment roll, as of May 14, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 265 E PROSPECT AVE, MOUNT VERNON, NY 10550-1769 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
Source: Westchester County and Mount Vernon City assessment roll, as of May 14, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Westchester County |
| Municipality | Mount Vernon City |
| Unified School District | Mount Vernon School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,750.00 | $16,700 (-) Land $8,300 Building $8,400 | $927,778 (+6.67%) Land $461,111 Building $466,667 |
| 2024 | Homeowner's exemption Senior Citizen's exemption | $16,700 (-) Land $8,300 Building $8,400 | $869,792 (-10.94%) Land $432,292 Building $437,500 |
| 2023 | $16,700 Land $8,300 Building $8,400 | $976,608 Land $485,380 Building $491,228 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective September 18, 2026 · 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 | 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | MOUNT VERNON WATER DEPARTMENT serves 73,893 people · EPA ID NY5903441 |
|---|---|
| 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, 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 656 locations within half a mile, as of December 31, 2025
| 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 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
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