Westchester County and Ossining Town property record for 20 Waller Ave, Ossining, NY 10562
| Property Type | Duplex |
|---|---|
| Details | 5 bd · 4 ba · 2,822 sqft · built 1883 |
| Lot Size | 0.11 acres (4,792 sqft) |
| Owner | Individual Name on File |
| Last Sale | $585,000 (Sep 2006) |
| Tax Bill | $17,927 (2026) |
| Deeds & Mortgages | Jun 2020 Line of Credit Jun 2020 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 554203 97.07-3-35 |
| Primary APN | 554203 97.07-3-35 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,822 sqft Total Area |
| 1st Floor Area | 1,148 sqft |
| Attic | Attic |
| Attic Area | 526 sqft |
| Game Room | Game Room |
| Year Built | Built 1883 |
|---|---|
| Effective Year Built | Effective 1883 |
| Architectural Style | Traditional |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 4,792 sqft (0.11 acres) |
| Lot Dimensions | 118 ft deep x 35 ft wide |
| Garage Type | Detached |
| Garage Area | 484 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Covered Porch |
| Porch Area | 258 sqft |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 20 WALLER AVE |
|---|---|
| City | OSSINING |
| State | NY |
| Zip | 10562-4728 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Block | 3 |
| Legal Lot Number | 35.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | OSSINING |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 13304 |
20 Waller Ave, a duplex, is owned and occupied by an individual who bought it in September 2006.
Source: Westchester County and Ossining Town records, as of October 21, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 20 WALLER AVE, OSSINING, NY 10562-4728 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jun 1, 2020 | Deed of Trust, Mortgage · Line of Credit KEYBANK USA |
| Jun 1, 2020 | Deed of Trust, Mortgage · Line of Credit KEYBANK USA |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 6, 2006 · Amount on File |
| Deed Sale | Sep 6, 2006 · Amount on File |
| Prior Sale | Jun 16, 2006 · Amount on File |
| Deed Document Number | 2006462340765 |
| Prior Transfer Date | Feb 6, 2006 |
| Prior Transfer Doc | 0461120209 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WESTCHESTER NY |
| Property Address | 20 WALLER AVE, OSSINING, NY 10562-4728 |
| Document Number | 0602183353 |
| Instrument Date | Jun 1, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Aug 19, 2020 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 20 WALLER AVE #1 OSSINING NY 105624728, 1, OSSINING, NY 10562-4728 |
| Document Number | 0602183353 |
|---|---|
| Date | Aug 6, 2020 |
| Book Page | 060218/003353 |
| Name | KEYBANK USA |
|---|---|
| Type | Bank |
| Address | BROOKLYN, OH 44144 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Aug 5, 2035 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WESTCHESTER NY |
| Property Address | 20 WALLER AVE, OSSINING, NY 10562-4728 |
| Document Number | 0602183352 |
| Instrument Date | Jun 1, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Aug 19, 2020 |
| Title Company | SOLIDIFI TITLE AND CLOSING, SOLIDIFI TITLE & CLOSING |
| Name | Verified Name |
|---|---|
| Address | 20 WALLER AVE #1 OSSINING NY 105624728, 1, OSSINING, NY 10562-4728 |
| Document Number | 0602183352 |
|---|---|
| Date | Aug 6, 2020 |
| Book Page | 060218/003352 |
| Name | KEYBANK USA |
|---|---|
| Type | Bank |
| Address | BROOKLYN, OH 44144 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Aug 5, 2035 |
| Rate Type | Adjustable Rate |
|---|
The 2026 property tax bill for 20 Waller Ave was $17,927 with a homeowner's exemption, up 66.7% from the year before.
Source: Westchester County and Ossining Town assessment roll, as of May 14, 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) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $17,927.00 (+66.69%) Homeowner's exemption | ||
| 2025 | $10,755.00 | $648,100 (+9.53%) Land $206,300 Building $441,800 | $648,100 (+9.53%) Land $206,300 Building $441,800 |
| 2024 | Homeowner's exemption | $591,700 (+7.39%) Land $113,800 Building $477,900 | $591,700 (+7.39%) Land $113,800 Building $477,900 |
| 2023 | $551,000 Land $113,800 Building $437,200 | $551,000 Land $113,800 Building $437,200 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 20 Waller Ave in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2009.
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 | 1 in force |
| Nearby Flood Claims | 2 (2009–2021) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Sep 2021 · Remnants Of Hurricane Ida |
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 20 Waller 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 | OSSINING WATER DEPARTMENT serves 30,000 people · EPA ID NY5903451 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jul 2025 |
| Lead | 3 ppb (2025) 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 616 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
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