Westchester County and Ossining Town property record for 12 Prospect Ave, Ossining, NY 10562 · Last verified July 2026
| Property Type | Duplex |
|---|---|
| Details | 5 bd · 3 ba · 1,431 sqft · built 1926 |
| Lot Size | 0.14 acres (6,098 sqft) |
| Owner | Individual Name on File |
| Last Sale | $334,433 (Jun 2007) |
| Tax Bill | $12,405 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 554203 89.16-7-58 |
| Primary APN | 554203 89.16-7-58 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,431 sqft Total Area |
| 1st Floor Area | 975 sqft |
| Attic | Attic |
| Attic Area | 456 sqft |
| Year Built | Built 1926 |
|---|---|
| Effective Year Built | Effective 1926 |
| Architectural Style | Traditional |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 6,098 sqft (0.14 acres) |
| Lot Dimensions | 125 ft deep x 50 ft wide |
| Porch | Open Porch |
| Porch Area | 526 sqft |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 12 PROSPECT AVE |
|---|---|
| City | OSSINING |
| State | NY |
| Zip | 10562-4344 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Subdivision | MAP OF MATTHEW CLARK |
| Legal Block | 7 |
| Legal Lot Number | 58.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | OSSINING |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 13402 |
Source: Westchester County and Ossining Town records · APN 554203 89.16-7-58
Assessment roll updated May 14, 2026 · Last verified July 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 | 12 PROSPECT AVE, OSSINING, NY 10562-4344 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 08, 2007 · Amount on Record |
| Deed Sale | Jun 08, 2007 · Amount on Record |
| Prior Sale | Jan 02, 2007 · Amount on Record |
| Deed Document Number | 2007471560361 |
| Last Transfer Date | Apr 04, 2016 |
| Transfer Doc | 0560953251 |
| Record Updated | Sep 20, 2026 |
Source: Westchester County and Ossining Town records · Assessment roll updated May 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | New York |
| County | Westchester County |
| County Subdivision | Ossining Town |
| Municipality | Ossining Village |
| Unified School District | Ossining Union Free 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 | $12,405.00 | $691,300 (+12.35%) Land $239,300 Building $452,000 | $691,300 (+12.35%) Land $239,300 Building $452,000 |
| 2024 | $615,300 (+6.9%) Land $151,300 Building $464,000 | $615,300 (+6.9%) Land $151,300 Building $464,000 | |
| 2023 | $575,600 Land $151,300 Building $424,300 | $575,600 Land $151,300 Building $424,300 |
Source: FEMA National Flood Hazard Layer, Westchester County (36119C), updated September 18, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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