Westchester County and Mount Vernon City property record for 353 Union Ave, Mount Vernon, NY 10550
| Property Type | Residential Vacant Land |
|---|---|
| Lot Size | 0.05 acres (2,178 sqft) |
| Owner | Company Name on File |
| Last Sale | $605,000 (Apr 2026) |
| Tax Bill | $1,719 (2026) |
| Deeds & Mortgages | Apr 2026 Foreclosure Dec 2018 Loan Modification |
| Flood Zone | Zone X (minimal risk) |
| APN | 550800 169.31-3148-4 |
| Primary APN | 550800 169.31-3148-4 |
|---|---|
| Alternative APNs |
|
| Lot Area | 2,178 sqft (0.05 acres) |
|---|
| Account Number | 091340 |
|---|---|
| Street Address | 353 UNION AVE |
| City | MOUNT VERNON |
| State | NY |
| Zip | 10550-4546 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Legal Subdivision | MAP OF THE VILLAGE OF MOUNT VERNON |
| Legal Block | 3148 |
| Legal Lot Number | 4.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | MOUNT VERNON |
| Census Block Group | 1 |
| Census Block | 1008 |
| Census Tract | 2700 |
353 Union Ave, residential vacant land, is owned by a company that bought it in April 2026.
Source: Westchester County and Mount Vernon City records, as of October 21, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 3501 OLYMPUS BLVD, 500, COPPELL, TX 75019-6295 |
| Owner Type | Company |
| Vesting | Tenants by the Entirety |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Apr 10, 2026 | Referee's Deed, Foreclosure NONE LISTED ON DOCUMENT |
| Dec 6, 2018 | Loan Modification, Mortgage CALIBER HM LOANS |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 10, 2026 · Amount on File |
| Deed Sale | Apr 10, 2026 · Amount on File |
| Prior Sale | Apr 10, 2026 · Amount on File |
| Deed Document Number | 20263291 |
| Prior Transfer Date | Mar 30, 2026 |
| Prior Transfer Doc | 0000003291 |
| Record Updated | Oct 29, 2026 |
| Document Type | Referee's Deed |
|---|---|
| Jurisdiction | WESTCHESTER NY |
| Recording Date | Apr 10, 2026 |
| Property Address | 353 UNION AVE, MOUNT VERNON, NY 10550-4546 |
| Document Number | 0000003291 |
| Instrument Date | Mar 30, 2026 |
| Instrument | 20263291 |
| Transaction Type | Foreclosure |
| Record Updated | Sep 29, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Amount | Amount on Record |
|---|---|
| Tax | $244,420.00 |
| Amount Accuracy | Calculated from Transfer Tax |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Investor | Possibly a Property Investor |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | WESTCHESTER NY |
| Property Address | 353 UNION AVE, MOUNT VERNON, NY 10550-4546 |
| Document Number | 0590853005 |
| Instrument Date | Dec 6, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Apr 3, 2019 |
| Title Company | NOT AVAILABLE |
| Additional |
|
|---|
| Name | Verified Name |
|---|---|
| Address | 355 UNION AVE MOUNT VERNON NY 105504546, MOUNT VERNON, NY 10550-4546 |
| Document Number | 0590853005 |
|---|---|
| Date | Mar 26, 2019 |
| Book Page | 059085/003005 |
| Name | CALIBER HM LOANS |
|---|---|
| Type | Funding / Finance Company |
| Address | OKLAHOMA CITY, OK 73134 |
| Amount | Amount on Record |
|---|---|
| Term | 336 Months |
| Due | Mar 25, 2047 |
| Rate | 3.37% |
|---|
The 2026 property tax bill for 353 Union Ave was $1,719, up 171,8% from the year before.
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 |
|---|---|---|---|
| 2026 | $1,719.00 (+171,8%) | ||
| 2025 | $1.00 | $1,000 (-) Land $1,000 | $55,556 (+6.67%) Land $55,556 |
| 2024 | $1,000 (-) Land $1,000 | $52,083 (-10.94%) Land $52,083 | |
| 2023 | $1,000 Land $1,000 | $58,480 Land $58,480 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
FEMA maps place 353 Union Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 18, 2026
| 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 353 Union 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 | 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 839 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 | 1,000 / 1,000 |
May also be available: T-Mobile.
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