Westchester County and North Castle Town property record for 15 Old Post Rd, Armonk, NY 10504
| Property Type | Public School (Administration, Campus, Dorms, Instruction) |
|---|---|
| Lot Size | 3.61 acres (157,252 sqft) |
| Owner | Company Name on Record |
| Last Sale | $4,800,000 (Jan 2026) |
| Tax Bill | $83,990 (2026) |
| Deeds & Mortgages | Jan 2026 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 553800 113.02-1-13 |
| Primary APN | 553800 113.02-1-13 |
|---|---|
| Alternative APN |
|
| Lot Area | 157,252 sqft (3.61 acres) |
|---|
| Sewer | Municipal |
|---|
| Account Number | PBO C NT |
|---|---|
| Street Address | 15 OLD POST RD |
| City | ARMONK |
| State | NY |
| Zip | 10504-1315 |
| Property Category | Public Works |
| Property Type | Public Works > Public School (Administration, Campus, Dorms, Instruction) |
| Local Zoning Code | PBO |
| Legal Block | 1 |
| Legal Lot Number | 13.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | NORTH CASTLE |
| Census Block Group | 3 |
| Census Block | 3031 |
| Census Tract | 12303 |
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 | 200 FALCON AVE, NEWTON, MA 02459 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 2, 2026 · Amount on Record |
| Deed Sale | Jan 2, 2026 · Amount on Record |
| Deed Document Number | 20263646 |
| Record Updated | Oct 29, 2026 |
| Document Type | Bargain and Sale Deed |
|---|---|
| Jurisdiction | WESTCHESTER NY |
| Recording Date | Jan 2, 2026 |
| Property Address | 15 OLD POST RD, ARMONK, NY 10504-1315 |
| Document Number | 0653523646 |
| Instrument Date | Dec 29, 2025 |
| Instrument | 653523646 |
| Transaction Type | Transfer |
| Record Updated | Jan 12, 2026 |
| Title Company | CELTIC TITLE AND ABSTRACT LLC, CELTIC TITLE & ABSTRACT LLC |
| Amount | Amount Recorded |
|---|---|
| Tax | $19,200.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 15 OLD POST RD, ARMONK, NY 10504-1315 |
| Name | Verified Name |
|---|---|
| Address | 2 WELLS AVE, NEWTON CENTER, MA 02459-3225 |
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 | $83,990.00 (+8,594.62%) | ||
| 2025 | $966.00 | $71,000 (-) Land $3,700 Building $67,300 | $4,382,716 (+11.11%) Land $228,395 Building $4,154,321 |
| 2024 | $71,000 (-) Land $3,700 Building $67,300 | $3,944,445 (-8.33%) Land $205,556 Building $3,738,889 | |
| 2023 | $71,000 Land $3,700 Building $67,300 | $4,303,030 Land $224,242 Building $4,078,788 | |
| 2020 | $77,780.00 |
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.
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 20 policies |
| Nearby Flood Policies | 20 in force |
| Nearby Flood Claims | 10 (1982–2023) |
| Claims Outside the SFHA | 7 of 10 |
| Most Recent Claim | Sep 2023 · Severe Storm And Flooding |
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 94% of the US · lower than 93% of New York |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 12 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 |
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