Westchester County and North Castle Town property record for 21 Lyons Rd, Armonk, NY 10504
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,802 sqft · built 1971 |
| Lot Size | 2.04 acres (88,862 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $21,863 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 553800 101.02-2-56 |
| Primary APN | 553800 101.02-2-56 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 2 Stories |
| Building Area | 2,802 sqft Living Area |
| 1st Floor Area | 3,237 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1971 |
| Architectural Style | Colonial |
| Exterior Material | Other |
| Lot Area | 88,862 sqft (2.04 acres) |
| Garage Type | Attached |
| Garage Area | 500 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 750 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Septic |
| Water Source | Well |
| Account Number | R2A |
|---|---|
| Street Address | 21 LYONS RD |
| City | ARMONK |
| State | NY |
| Zip | 10504-2227 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-2A |
| Legal Block | 2 |
| Legal Lot Number | 56.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | NORTH CASTLE |
| Census Block Group | 3 |
| Census Block | 3021 |
| Census Tract | 12304 |
Source: Westchester County and North Castle Town records, as of October 21, 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 Record |
|---|---|
| Mailing Address | 21 LYONS RD, ARMONK, NY 10504-2227 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Westchester County and North Castle Town assessment roll, as of May 14, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Westchester County |
| County Subdivision | North Castle Town |
| Unified School District | Byram Hills Central School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $21,863.00 (-11.49%) Homeowner's exemption | ||
| 2025 | $24,702.00 | $20,500 (-) Land $3,000 Building $17,500 | $1,265,432 (+11.11%) Land $185,185 Building $1,080,247 |
| 2024 | Homeowner's exemption | $20,500 (-) Land $3,000 Building $17,500 | $1,138,889 (-8.33%) Land $166,667 Building $972,222 |
| 2023 | $20,500 Land $3,000 Building $17,500 | $1,242,424 Land $181,818 Building $1,060,606 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
| Flood Insurance Cost | Premium on Record median of 16 policies |
| Nearby Flood Policies | 16 in force |
| Nearby Flood Claims | 12 (1979–2022) |
| Claims Outside the SFHA | 7 of 12 |
| Most Recent Claim | Apr 2022 · rainfall accumulation |
| Claims by Event |
|
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 54% of New York |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 104 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
| Optimum Cable | 940 / 35 |
May also be available: T-Mobile.
4G LTE (outdoors only), no 5G reported
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