54 Windmill Rd, Armonk, NY 10504 Property Records

Westchester County and North Castle Town property record for 54 Windmill Rd, Armonk, NY 10504

Property Summary

Property Type	Single Family Home
Details	3 bd · 4 ba · 4,983 sqft · built 1958
Lot Size	1.76 acres (76,666 sqft)
Owner	2 Individual Names on File
Last Sale	$1,165,000 (Jul 2016)
Tax Bill	$42,100 (2025)
Deeds & Mortgages	Sep 2019 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`553800 102.01-1-46`

Property Details

APN / Parcel Number

Primary APN	`553800 102.01-1-46`
Alternative APNs	`55380000104 0010 439` `R1.5A`

Interior

Bedrooms	3 Beds
Full Baths	4 Baths
Half Baths	1 Half Bath
Stories	2 Stories
Building Area	4,983 sqft Living Area
1st Floor Area	2,039 sqft
Basement Area	286 sqft
Finished Basement	286 sqft
Unfinished Basement	286 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1958
Effective Year Built	Effective 1958
Architectural Style	Colonial
Exterior Material	Wood Siding
Lot Area	76,666 sqft (1.76 acres)
Garage Type	Attached
Garage Area	500 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Heating Fuel	Oil
Sewer	Septic
Water Source	Commercial

Location & Zoning

Account Number	R1.5A
Street Address	54 WINDMILL RD
City	ARMONK
State	NY
Zip	10504-2814
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-1.5
Legal Block	1
Legal Lot Number	46.000
Jurisdiction	WESTCHESTER NY
Township / Civil Division	NORTH CASTLE
Census Block Group	1
Census Block	1002
Census Tract	12304

Owner

Source: Westchester County and North Castle Town records · APN 553800 102.01-1-46

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	2 Individual Names on File
Mailing Address	54 WINDMILL RD, ARMONK, NY 10504-2814
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jul 25, 2016 · Amount on Record
Deed Sale	Jul 25, 2016 · Amount on Record
Deed Document Number	2016561933653
Prior Transfer Date	Mar 28, 2005
Prior Transfer Doc	0451020342
Record Updated	Jun 08, 2026

September 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WESTCHESTER NY
Property Address	54 WINDMILL RD, ARMONK, NY 10504-2814
Transaction Type	Mortgage
Record Updated	Feb 05, 2021
Title Company	BOSTON NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0592423499
Date	Sep 03, 2019
Instrument	592423499

Lender

Name	HSBC BANK USA
Type	Bank
Address	NEW YORK, NY 10018

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Sep 15, 2049

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Tax Assessment & Valuation

Source: Westchester County and North Castle Town records · Assessment roll updated May 14, 2026 · Last verified May 2026

Property Jurisdictions

Type	Name
State	New York
County	Westchester County
County Subdivision	North Castle Town
Unified School District	Byram Hills Central School District (KG - 12)

Tax Bill & Assessment History

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	$42,100.00	$25,514 (-) Land $3,700 Building $21,814	$1,574,938 (+11.11%) Land $228,395 Building $1,346,543
2024		$25,514 (-) Land $3,700 Building $21,814	$1,417,445 (-8.33%) Land $205,556 Building $1,211,889
2023		$25,514 Land $3,700 Building $21,814	$1,546,303 Land $224,242 Building $1,322,061

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 18, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 13 policies
Nearby Flood Policies	13 in force
Nearby Flood Claims	11 (1978–2020)
Claims Outside the SFHA	9 of 11
Most Recent Claim	Jul 2020 · other causes

Wildfire

Wildfire Risk	Low lower than 80% of the US · above 54% of New York
Wildfire Likelihood	0.02% annual chance
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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Verizon Fiber	2,300 / 2,300
Optimum Communications Cable	940 / 35

Based on FCC filings for 76 locations within half a mile of this property.

Cell Coverage

4G LTE (outdoors only), no 5G reported

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	NORTH CASTLE WATER DISTRICT #2 serves 1,200 people
Water Source	Groundwater
Last State Inspection	Mar 2026
Lead	4 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.