Off Market Dec 2021 for $3.3M

$4,357,559

Est. refi paymentEst. refi $26,667/mo

•

4,776

sq ft

9 Half Mile Rd, Armonk, NY 10504

About this home

Surrounded in park-like gardens, this strikingly elegant brick & slate Georgian Colonial is the perfect setting for today's new lifestyle. With a supremely convenient location, gated & private, the estate-like setting features a length-of-the-house terrace w/ 25 x 60 ft inviting pool, dual open-air pavilions & profusely blooming hydrangeas. A picture-perfect setting, it incl. a level lawn large enough for several playing fields; fenced flower & vegetable gardens; wisteria-draped pergola w/graveled path to 2 greenhouses & storage. For quiet moments, garden benches are tucked into the park setting. Well-proportioned rooms incl. work-from-home office w/private entry & paneled study with fireplace. Kitchen has breakfast area w/terrace entry; side entry w/full bath, driveway entry & rear staircase to a second-floor gabled family room w/2 bedrooms & full bath, it’s perfect for extended family & friends. Master suite has fireplace & dressing room w/cabinetry. Only 45 min to NYC. Additional Information: Amenities:Storage,HeatingFuel:Oil Below Ground,ParkingFeatures:2 Car Attached,2 Car Detached,

Single-familyProperty Type

1925Year Built

6.55 acresLot Size

$912Est. Price/Sq.Ft.

4 spacesParking

Listing by Julie Schneider • Compass Greater NY, LLC

Bought with Julie Schneider • Compass Greater NY, LLC

Redfin checked: a minute ago

•Source:OneKey® MLS as Distributed by MLS Grid #H6136001

Redfin Estimate

$4,357,559

$1.0M since sold in December 2021$176K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 116.6% higher than the average sale price ($2.01M) of 6 comparable homes.

SOLD AUG 17, 2026
$2,032,500
A
5 beds5.5 baths6,108 sq ft
16 Carolyn Pl, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.
SOLD AUG 3, 2026
$2,530,000
B
6 beds5 baths5,811 sq ft
17 Wampus Lake Dr, Armonk, NY 10504
Listing by Compass Greater NY, LLC
SOLD JUN 15, 2026
$2,005,000
C
5 beds4 baths4,321 sq ft
301 Bear Ridge Rd, Pleasantville, NY 10570
Listing by Coldwell Banker Realty
SOLD JAN 2, 2026
$2,300,000
D
6 beds4.5 baths4,702 sq ft
85 Cutler Rd, Greenwich, CT 06831
SOLD AUG 13, 2026
$1,830,000
E
4 beds3 baths3,672 sq ft
734 King St, Chappaqua, NY 10514
Listing by Compass Greater NY, LLC
SOLD MAY 18, 2026
$1,375,000
F
4 beds3.5 baths3,754 sq ft
175 Palmer Ln, Thornwood, NY 10594
Listing by William Raveis Real Estate

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Earn from this home

Sell

$1,685,350

Est. take-home

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Refinance

Est. cash available

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Rent

$4,821/mo

Redfin rental estimate

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Market trends in 10504, NY

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

105.7%

+0.7% MoM

Median sale price

$1.7M

$50K MoM

Avg. days on market

17d

4 days MoM

Recently sold homes

3 MoM

New listings for sale

$999,000
3 beds2.5 baths2,500 sq ft
31 Byram Hill Rd, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.
See all

Provided by Redfin

Sale history for 9 Half Mile Rd

Date

Event

Price

OneKey® MLS as Distributed by MLS Grid #H6136001

Dec 8, 2021

Sold

$3,325,000

$696/sq ft

Oct 18, 2021

Pending

—

Oct 1, 2021

Price Changed

$3,500,000

$733/sq ft

Sep 2, 2021

Listed

$3,550,000

$743/sq ft

Aug 30, 2021

Coming Soon

$3,550,000

$743/sq ft

OneKey® MLS as Distributed by MLS Grid #H6087005

Aug 27, 2021

Listing Removed

—

Jul 26, 2021

Price Changed

$3,650,000

$764/sq ft

Jan 14, 2021

Listed

$3,995,000

$836/sq ft

OneKey® MLS as Distributed by MLS Grid #H6045310

Dec 17, 2020

Listing Removed

—

Oct 9, 2020

Price Changed

$4,450,000

$932/sq ft

Aug 27, 2020

Listed

$4,950,000

$1,036/sq ft

Public Records

Nov 21, 2001

Sold

$3,200,000

$670/sq ft

HGMLS #2106880

Jun 19, 2001

Delisted

—

Jun 19, 2001

Price Changed

$785/sq ft

May 14, 2001

Listed

$670/sq ft

** Price available after signing in.

Year

Property tax

Land + Additions

Assessment*

2026

$49,955 (+2.0%)

$5,600 + $39,000

$44,600

2025

$48,976 (−1.6%)

$5,600 + $39,000

$44,600

2024

$49,751 (+4.4%)

$5,600 + $39,000

$44,600

2023

$47,633 (+5.3%)

$5,600 + $39,000

$44,600

2022

$45,224 (+53.8%)

$5,600 + $39,000

$44,600

2021

$29,395 (−0.3%)

$5,600 + $39,000

$44,600

2020

$29,493

$5,600 + $24,000

$29,600

2019

$29,471

$5,600 + $24,000

$29,600

2018

$5,600 + $24,000

$29,600

2017

$5,600 + $24,000

$29,600

2016

$5,600 + $24,000

$29,600

2014

$5,600 + $24,000

$29,600

2013

$5,600 + $24,000

$29,600

2012

$5,600 + $24,000

$29,600

2011

$5,600 + $24,000

$29,600

2010

$5,600 + $24,000

$29,600

2009

$5,600 + $24,000

$29,600

2008

$5,600 + $24,000

$29,600

Tax history for 9 Half Mile Rd

Year

Property tax

Land + Additions

Assessment*

2026

$49,955 (+2.0%)

$5,600 + $39,000

$44,600

2025

$48,976 (−1.6%)

$5,600 + $39,000

$44,600

2024

$49,751 (+4.4%)

$5,600 + $39,000

$44,600

2023

$47,633 (+5.3%)

$5,600 + $39,000

$44,600

2022

$45,224 (+53.8%)

$5,600 + $39,000

$44,600

2021

$29,395 (−0.3%)

$5,600 + $39,000

$44,600

2020

$29,493

$5,600 + $24,000

$29,600

2019

$29,471

$5,600 + $24,000

$29,600

2018

$5,600 + $24,000

$29,600

2017

$5,600 + $24,000

$29,600

2016

$5,600 + $24,000

$29,600

2014

$5,600 + $24,000

$29,600

2013

$5,600 + $24,000

$29,600

2012

$5,600 + $24,000

$29,600

2011

$5,600 + $24,000

$29,600

2010

$5,600 + $24,000

$29,600

2009

$5,600 + $24,000

$29,600

2008

$5,600 + $24,000

$29,600

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds

—

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

6.82 Acres

Year renovated

—

Sq. Ft.

4,776

Year built

1925

Style

Single Family Residential

County

Westchester County

APN

553800A10700400010280000000

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 30, 2026.

Property details

Parking

Parking Information
Parking Total: 4
Parking Features: Attached, Detached, Heated Garage

Interior

Virtual Tour Information

Fireplace Information
Has Fireplace
Fireplaces Total: 3
Fireplace Features: Wood Burning Stove

Heating & Cooling
Cooling: Attic Fan, Central Air
Heating: Baseboard, Oil, Radiant

Interior Features
Interior Features: Built-in Features,Chandelier,Eat-in Kitchen,Entrance Foyer,Formal Dining,First Floor Bedroom,Primary Bathroom,Pantry,Walk-In Closet(s)
Window Features: Blinds
Appliances: Convection Oven, Cooktop, Dishwasher, Dryer, Freezer, Refrigerator, Washer, Oil Water Heater, Wine Refrigerator
Flooring: Hardwood
Levels: Two

Room Information
Basement YN: Yes
Attic: Full,Walkup
Rooms Total: 10
Basement: Partial, Walk-Out Access

Bathroom Information
Bathrooms Full: 6
Bathrooms Half: 1

Exterior

Exterior Features
Exterior Features: Basketball Hoop
Construction Materials: Brick, Frame
Fencing: Fenced
Other Structures: Greenhouse, Outbuilding, Shed(s)
Security Features: Security Gate, Security System
Waterfront YN: No

Pool Information
Pool Features: In Ground

Lot Information
Additional Parcels YN: No
Lot Features: Cul-De-Sac, Near Public Transit, Near School, Near Shops, Views

Property Information
Stories: 2
Other Equipment: Intercom, Pool Equip/Cover
Living Area Source: Public Records
Property Sub Type: Single Family Residence
Property Condition: Actual

Financial

Tax Information
Tax Year: 2020
Tax Source: Municipality
Tax Annual Amount: $30,640

Financial Information
Buyer Financing: Conventional

Utilities

Utility Information
Electric Company: Con-Edison
Sewer: Septic Tank
Utilities: Trash Collection Private

Location

HOA Information
Association Amenities: Park

School Information
Elementary School: Coman Hill
Middle Or Junior School: H C Crittenden Middle School
High School: Byram Hills High School
High School District: Byram Hills

Location Information
Hamlet: Armonk
Directions: Whippoorwill road to Half mile road to #9 on right
County Or Parish: Westchester County

Community Information
Community Features: Park

Public facts

Beds: —
Baths: 5.0
Sq. Ft.: 4,776
Stories: —
Lot Size: 6.82 acres
Style: Single Family Residential
Year Built: 1925
Year Renovated: —
County: Westchester County
APN: 553800A10700400010280000000

Home facts updated by county records on Jul 30, 2026

Around this home

Schools

Wampus School

Public 3-5 • Assigned • 1.4mi

10/10

H C Crittenden Middle School

Public 6-8 • Assigned • 1.5mi

9/10

Byram Hills High School

Public 9-12 • Assigned • 2.5mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 97° expected this year, 15 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

4/10 Air Factor

5 unhealthy days expected this year, 7 days in 30 years

Provided by First Street

Historical weather

Armonk, NY • 10504

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.7 hours in June and 4.3 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

4.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$4.14M – $5.01M

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Nearby similar homes

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New listings for sale in 10504

$999,000

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Home values near 9 Half Mile Rd

Data from public records.

Address	Redfin Estimate
16 Half Mile Road, Armonk, NY - Beds \| 4 Baths \| 7133 Sq. Ft.	$2,621,074
18 Half Mile Road, Armonk, NY - Beds \| 3 Baths \| 4993 Sq. Ft.	$2,110,525

Address	Redfin Estimate
22 Half Mile Road, Armonk, NY 6 Beds \| 5.5 Baths \| 5308 Sq. Ft.	$2,153,868
12 Half Mile Road, Armonk, NY - Beds \| 3 Baths \| 5562 Sq. Ft.	$2,446,142

Address	Redfin Estimate
11 Half Mile Road, Armonk, NY - Beds \| 4 Baths \| 3872 Sq. Ft.	$2,892,013
13 Half Mile Road, Armonk, NY 4 Beds \| 4 Baths \| 3502 Sq. Ft.	$1,760,769

Property information provided by OneKey® MLS as Distributed by MLS Grid when last listed in 2021. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 10504, NY

Sale history for 9 Half Mile Rd

Tax history for 9 Half Mile Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 10504

Home values near 9 Half Mile Rd

More real estate resources