Westchester County and North Castle Town property record for 3 Mill Ln, Armonk, NY 10504
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 4 ba · 3,658 sqft · built 1950 |
| Lot Size | 1.49 acres (64,904 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $33,148 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 553800 101.04-3-60 |
| Primary APN | 553800 101.04-3-60 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 4 Baths |
| Stories | 1 Story |
| Building Area | 3,658 sqft Living Area |
| 1st Floor Area | 3,658 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Ranch |
| Exterior Material | Wood |
| Lot Area | 64,904 sqft (1.49 acres) |
| Garage Type | Attached |
| Garage Area | 500 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 381 sqft |
| Patio Area | 1,274 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Septic |
| Water Source | Commercial |
| Account Number | R1A |
|---|---|
| Street Address | 3 MILL LN |
| City | ARMONK |
| State | NY |
| Zip | 10504-2604 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-1A |
| Legal Block | 3 |
| Legal Lot Number | 60.000 |
| 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, 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 | Company Name on Record |
|---|---|
| Mailing Address | 5323 FALLS RD, DALLAS, TX 75220-2107 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Mar 3, 2011 |
| Transfer Doc | 0501583514 |
| 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 | $33,148.00 (+11.43%) | ||
| 2025 | $29,749.00 | $28,400 (-) Land $3,400 Building $25,000 | $1,753,087 (+11.11%) Land $209,877 Building $1,543,210 |
| 2024 | $28,400 (-) Land $3,400 Building $25,000 | $1,577,778 (-8.33%) Land $188,889 Building $1,388,889 | |
| 2023 | $28,400 Land $3,400 Building $25,000 | $1,721,213 Land $206,061 Building $1,515,152 |
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 26 policies |
| 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 |
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 | Direct burnable vegetation |
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 | NORTH CASTLE WATER DISTRICT #2 serves 1,200 people · EPA ID NY5903446 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2026 |
| Lead | 4 ppb (2023–2025) 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 83 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 |
5G and 4G LTE (outdoors only)
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