20 Flag Hill Rd, Chappaqua, NY 10514 Property Records

Westchester County and Mount Pleasant Town property record for 20 Flag Hill Rd, Chappaqua, NY 10514 · Last verified May 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	3 Baths
Architecture Style	Colonial
Year Built	Built 1996
Square Footage	3,004 sqft Living Area
Lot Size	43,124 sqft (0.99 acres)
Occupancy	Owner Occupied
Last Sale	$785,000 (2000)

Property Details

APN / Parcel Number

Primary APN	`553489 99.14-2-8`
Alternative APNs	`348909901400020080000000` `05355000`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Building Area	3,004 sqft Living Area
1st Floor	1,658 sqft 1st Floor
2nd Floor	1,346 sqft 2nd Floor
Basement Area	1,000 sqft Basement
Finished Basement	1,000 sqft Finished
Unfinished Basement	1,000 sqft Unfinished
Stories	2 Stories
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Exterior

Year Built	Built 1996
Effective Year Built	Effective 1996
Architectural Style	Colonial Style
Exterior Material	Wood Exterior
Lot Area	43,124 sqft (0.99 acres)
Porch Area	1,181 sqft Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Central Heating
Heating Fuel	Gas Heating Fuel
Sewage	Municipal Sewage
Water Source	Well Water Source

Location & Zoning

Account Number	05355000
Street Address	20 FLAG HILL RD
City	CHAPPAQUA
State	NY
Zip	10514-3018
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Subdivision	CHAPPAQUA HEIGHTS
Legal Block	2
Legal Lot Number	8.000
Jurisdiction	WESTCHESTER NY
Minor Civil Division	MOUNT PLEASANT
Census Blockgroup	5
Census Block	5007
Census Tract	11800

Owner

Source: Westchester County and Mount Pleasant Town records · APN 553489 99.14-2-8

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	20 FLAG HILL RD, CHAPPAQUA, NY 10514-3018
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Nov 27, 2000 · Amount on Record
Deed Sale	Nov 27, 2000 · Amount on Record
Prior Sale	Sep 30, 1997 · Amount on Record
Deed Doc Number	2000403130387
Record Refreshed	Jun 08, 2026

March 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	WESTCHESTER NY
Recording Date	Mar 29, 2019
Property Address	20 FLAG HILL RD, CHAPPAQUA, NY 10514-3018
Document Number	0590583164
Book / Page	059058 / 003164
Instrument Date	Mar 21, 2019
Transaction Type	Transfer
Record Updated	Apr 15, 2019
Title Company	CORE TITLE SERVICES LLC, CORE TITLE SVCS LLC

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$3,600.00
Amount Accuracy	Confirmed
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband And Wife
Address	25 LOWELL AVE SUMMIT NJ 079011516, SUMMIT, NJ 07901-1516

Mortgage

Document Number	590883039
Date	Mar 29, 2019
Book Page	059088/003039

Lender

Name	AFFINITY FCU
Type	Credit Union
Address	BASKING RIDGE, NJ 07920

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Mar 28, 2049

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	New York
County	Westchester County
County Subdivision	Mount Pleasant Town
Unified School District	Chappaqua 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	Assessed Value	Assessed Market Value
2025	$12,000 (-) Land $3,500 Building $8,500	$1,188,119 (+5.94%) Land $346,535 Building $841,584
2024	$12,000 (-) Land $3,500 Building $8,500	$1,121,496 (+5.61%) Land $327,103 Building $794,393
2023	$12,000 Land $3,500 Building $8,500	$1,061,947 Land $309,735 Building $752,212

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Westchester County (36119C), updated September 18, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No

Wildfire

Wildfire Risk	Low above 6% of the US · above 9% of New York
Wildfire Likelihood	Less than 1 in 10,000 per year
Exposure	Direct burnable vegetation at the parcel

Values are read at the parcel center point; lenders make the official flood determination.