Westchester County and Mount Vernon City property record for 291 E Sidney Ave, Mount Vernon, NY 10553
| Property Type | Triplex |
|---|---|
| Lot Size | 0.11 acres (4,792 sqft) |
| Owner | Individual Name on File |
| Last Sale | $389,000 (Aug 2011) |
| Tax Bill | $19,789 (2026) |
| Deeds & Mortgages | Jan 2026 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 550800 165.56-2072-6 |
| Primary APN | 550800 165.56-2072-6 |
|---|---|
| Alternative APNs |
|
| Architectural Style | Triplex |
|---|---|
| Lot Area | 4,792 sqft (0.11 acres) |
| Account Number | 038210 |
|---|---|
| Street Address | 291 E SIDNEY AVE |
| City | MOUNT VERNON |
| State | NY |
| Zip | 10553-1021 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Legal Subdivision | DELL |
| Legal Block | 2072 |
| Legal Lot Number | 6.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | MOUNT VERNON |
| Census Block Group | 3 |
| Census Block | 3021 |
| Census Tract | 4100 |
291 E Sidney Ave, a triplex, is owned and occupied by an individual who acquired it in December 2025.
Source: Westchester County and Mount Vernon City records, as of October 21, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 291 E SIDNEY AVE, MOUNT VERNON, NY 10553-1021 |
| 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 |
|---|---|
| Last Sale | Aug 1, 2011 · Amount on File |
| Deed Sale | Aug 1, 2011 · Amount on File |
| Deed Document Number | 2011511863256 |
| Last Transfer Date | Dec 12, 2025 |
| Transfer Doc | 0000003141 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | WESTCHESTER NY |
| Recording Date | Jan 22, 2026 |
| Property Address | 291 E SIDNEY AVE, MOUNT VERNON, NY 10553-1021 |
| Document Number | 0653443141 |
| Instrument Date | Dec 12, 2025 |
| Instrument | 653443141 |
| Transaction Type | Transfer |
| Record Updated | Feb 3, 2026 |
| Title Company | WESTCOR LAND TITLE INSURANCE COMPANY, WESTCOR LAND TITLE INS CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 291 E SIDNEY AVE, MOUNT VERNON, NY 10553-1021 |
| Document Number | 0660223065 |
|---|---|
| Date | Jan 22, 2026 |
| Instrument | 660223065 |
| Name | BLAIR SERVICES OF AMERICA INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jan 1, 2056 |
The 2026 property tax bill for 291 E Sidney Ave was $19,789 with a homeowner's exemption, down 7.8% 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 | $19,789.00 (-7.77%) Homeowner's exemption | ||
| 2025 | $21,457.00 | $12,300 (-) Land $3,300 Building $9,000 | $683,333 (+6.67%) Land $183,333 Building $500,000 |
| 2024 | Homeowner's exemption | $12,300 (-) Land $3,300 Building $9,000 | $640,625 (-10.94%) Land $171,875 Building $468,750 |
| 2023 | $12,300 Land $3,300 Building $9,000 | $719,298 Land $192,982 Building $526,316 | |
| 2020 | $16,016.00 |
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 291 E Sidney Ave in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2018.
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 | 3 in force |
| Nearby Flood Claims | 2 (2018–2022) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jun 2022 · rainfall accumulation |
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 291 E Sidney 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 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 Fixed Wireless | 100 / 20 |
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