Westchester County and North Castle Town property record for 23 Windmill Rd, Armonk, NY 10504 · Last verified May 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,101 sqft · built 1957 |
| Lot Size | 1.99 acres (86,684 sqft) |
| Owner | Individual Name on File |
| Last Sale | $855,000 (Sep 2016) |
| Tax Bill | $20,255 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 553800 101.04-3-57 |
| Primary APN | 553800 101.04-3-57 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 2,101 sqft Living Area |
| 1st Floor Area | 2,101 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1957 |
| Architectural Style | Split Level |
| Exterior Material | Other |
| Lot Area | 86,684 sqft (1.99 acres) |
| Garage Type | Basement |
| Porch | Porch |
| Porch Area | 48 sqft |
| Patio Area | 960 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Septic |
| Water Source | Commercial |
| Account Number | R1A |
|---|---|
| Street Address | 23 WINDMILL RD |
| City | ARMONK |
| State | NY |
| Zip | 10504-2612 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | WINDMILL FARM |
| Legal Block | 3 |
| Legal Lot Number | 57.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | NORTH CASTLE |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 12304 |
Source: Westchester County and North Castle Town records · APN 553800 101.04-3-57
Assessment roll updated May 14, 2026 · Last verified May 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 | 23 WINDMILL RD, ARMONK, NY 10504-2612 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Sep 07, 2016 · Amount on Record |
| Deed Sale | Sep 07, 2016 · Amount on Record |
| Prior Sale | Sep 20, 2013 · Amount on Record |
| Deed Document Number | 2016562363495 |
| Record Updated | Jun 08, 2026 |
Source: Westchester County and North Castle Town records · Assessment roll updated May 14, 2026 · Last verified May 2026
| Type | Name |
|---|---|
| State | New York |
| County | Westchester County |
| County Subdivision | North Castle Town |
| Unified School District | Byram Hills Central School District (KG - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $20,255.00 | $17,250 (-) Land $3,900 Building $13,350 | $1,064,815 (+11.11%) Land $240,741 Building $824,074 |
| 2024 | $17,250 (-) Land $3,900 Building $13,350 | $958,334 (-8.33%) Land $216,667 Building $741,667 | |
| 2023 | $17,250 Land $3,900 Building $13,350 | $1,045,455 Land $236,364 Building $809,091 |
Source: FEMA National Flood Hazard Layer, Westchester County (36119C), updated September 18, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 361190123042, refreshed September 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 |
| Flood Insurance Cost | Premium on Record median of 26 individual NFIP policies nearby |
| Nearby Flood Policies | 26 in force |
| Nearby Flood Claims | 25 (1978–2023) |
| Claims Outside the SFHA | 10 of 25 |
| Most Recent Claim | Dec 2023, other causes |
| Wildfire Risk | Low above 20% of the US · above 55% of New York |
|---|---|
| Wildfire Likelihood | About 1 in 5,263 per year |
| Exposure | Direct burnable vegetation at the parcel |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 83 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Verizon | Fiber | 2,300 / 2,300 |
| Optimum Communications | Cable | 940 / 35 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
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