Off Market Oct 2021 for $5.6M

$6,890,319

Est. refi paymentEst. refi $43,568/mo

•

11,332

sq ft

20 Sterling Rd S, Armonk, NY 10504

About this home

Set on one of the most sought-after streets in Armonk, this spectacular stone Colonial is completely transformed & updated with bespoke architectural details. Designed for sophisticated living & entertaining, light-flooded spaces exude a cool vibe. Open the doors to this beautifully executed home to a jaw dropping sight. Every room is an exciting space w/chic, modern finishes. Living room w/wall of French doors to the terrace; an understated dining room; designer kitchen & family room. 2nd fl master is sheer luxury featuring a spa bath w mosaic tile floor, soaking tub, fireplace, steam shower, custom dressing room. LL gym & bath, 2 large rec spaces & more. A magical backyard w/terrace & covered porch overlooking level lawn & pool w/covered pavilion, pergola, summer kitchen, fireplace & changing room. Allee of cherry trees, hydrangeas and specimen gardens complete this home. 38min train to GCS. 45 minutes to NYC. Additional Information: Amenities:Storage,ParkingFeatures:3 Car Attached,

Single-familyProperty Type

2013Year Built

2.01 acresLot Size

$608Est. Price/Sq.Ft.

3 spacesParking

Listing by Aurora Banaszek • Compass Greater NY, LLC

Bought with Amy Singer • Houlihan Lawrence Inc.

Redfin checked: 3 minutes ago

•Source:OneKey® MLS as Distributed by MLS Grid #H6116519

Redfin Estimate

$6,890,319

$1.2M since sold in October 2021$95K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 108.5% higher than the average sale price ($3.31M) of 6 comparable homes.

SOLD AUG 31, 2026
$3,600,000
A
5 beds8.5 baths7,663 sq ft
8 Ridgeview Cir, Armonk, NY 10504
Listing by Compass Greater NY, LLC
SOLD JUL 29, 2026
$3,200,000
B
4 beds7 baths10,143 sq ft
7 Ridgeview Cir, Armonk, NY 10504
Listing by DeSimone Real Estate
SOLD SEP 1, 2026
$2,600,000
C
5 beds5.5 baths6,296 sq ft
86 Old Byram Lake Rd, Armonk, NY 10504
Listing by William Raveis Real Estate
SOLD AUG 19, 2026
$2,818,000
D
5 beds5.5 baths5,726 sq ft
77 Byram Ridge Rd, Armonk, NY 10504
Listing by William Raveis-New York, LLC
SOLD AUG 13, 2026
$3,269,500
E
4 beds4.5 baths5,477 sq ft
9 Gifford Lake Dr, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.
SOLD MAR 19, 2026
$4,345,000
F
5 beds6.5 baths8,048 sq ft
21 Whippoorwill Rd, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.

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Earn from this home

Sell

$2,393,730

Est. take-home

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Refinance

Est. cash available

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Rent

$4,917/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

105.9%

+0.1% MoM

Median sale price

$1.9M

$152K MoM

Avg. days on market

21d

4 days MoM

Recently sold homes

5 MoM

New listings for sale

$1,575,000
3 beds3 baths2,360 sq ft
5 Byram Brook Pl, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.
$1,595,000
3 beds3.5 baths3,273 sq ft
3 Cider Mill Cir, Armonk, NY 10504
Listing by William Raveis Real Estate
$2,899,900
5 beds7 baths7,375 sq ft
24 Meadow Hill Pl, Armonk, NY 10504
Listing by Compass Greater NY, LLC
See all

Provided by Redfin

Sale history for 20 Sterling Rd S

Date

Event

Price

OneKey® MLS as Distributed by MLS Grid #H6116519

Oct 18, 2021

Sold

$5,665,000

$500/sq ft

Aug 7, 2021

Pending

—

May 20, 2021

Listed

$5,995,000

$529/sq ft

OneKey® MLS as Distributed by MLS Grid #H4974737

Aug 31, 2020

Listing Removed

—

Jun 16, 2020

Relisted

—

Jun 15, 2020

Listing Removed

—

May 1, 2020

Relisted

—

Apr 30, 2020

Listing Removed

—

Jul 17, 2019

Listed

$5,995,000

$529/sq ft

HGMLS #3106706

Mar 14, 2014

Price Changed

$4,504,500

$398/sq ft

Dec 12, 2013

Sold

$4,504,500

$398/sq ft

Mar 12, 2013

Contingent

—

Mar 12, 2013

Price Changed

$5,295,000

$467/sq ft

Mar 7, 2013

Relisted

—

Sep 16, 2012

Delisted

—

May 24, 2012

Price Changed

$5,295,000

$467/sq ft

Aug 1, 2011

Price Changed

$5,600,000

$494/sq ft

Mar 9, 2011

Listed

$6,495,000

$573/sq ft

One-of-a-kind 2011 custom stone & clapboard Colonial. Beautifully sited on 2 flat acres, surrounded by specimen plantings & mature trees in coveted Yale Farms. Front-to-back foyer, 6 fplcs, exquisite millwork, custom cabinetry & mantels, varied width white oak flring. Radiant heat in tiled areas & spray foam insulation for max energy efficiency. Fin. LL features media rm, gym, game rm, FR, sauna, spa & full bath. A 23'x 48' salt water pool, pool house & outdoor fpl complete this special offering

Public Records

Dec 31, 2013

Sold

$4,504,000

$397/sq ft

Public Records

Jan 26, 2007

Sold

$1,565,000

$138/sq ft

HGMLS #2625857

Oct 5, 2006

Delisted

—

Sep 11, 2006

Listed

HGMLS #2315600

Feb 11, 2004

Delisted

—

Aug 11, 2003

Listed

Public Records

Jan 5, 1999

Sold

$710,000

$63/sq ft

Year

Property tax

Land + Additions

Assessment*

2026

$109,767 (+2.0%)

$3,000 + $95,000

$98,000

2025

$107,616 (+222.7%)

$3,000 + $95,000

$98,000

2024

$33,346 (−68.1%)

$3,000 + $95,000

$98,000

2023

$104,664 (+2.4%)

$3,000 + $95,000

$98,000

2022

$102,169 (+1.5%)

$3,000 + $95,000

$98,000

2021

$100,643 (−0.3%)

$3,000 + $95,000

$98,000

2020

$100,925

$3,000 + $95,000

$98,000

2019

$100,972

$3,000 + $95,000

$98,000

2018

$3,000 + $95,000

$98,000

2017

$3,000 + $95,000

$98,000

2016

$3,000 + $95,000

$98,000

2014

$3,000 + $95,000

$98,000

2013

$3,000 + $95,000

$98,000

2012

$3,000 + $90,200

$93,200

2011

$3,000 + $90,200

$93,200

2010

$3,000 + $52,600

$55,600

2009

$3,000 + $27,900

$30,900

2008

$3,000 + $13,400

$16,400

Tax history for 20 Sterling Rd S

Year

Property tax

Land + Additions

Assessment*

2026

$109,767 (+2.0%)

$3,000 + $95,000

$98,000

2025

$107,616 (+222.7%)

$3,000 + $95,000

$98,000

2024

$33,346 (−68.1%)

$3,000 + $95,000

$98,000

2023

$104,664 (+2.4%)

$3,000 + $95,000

$98,000

2022

$102,169 (+1.5%)

$3,000 + $95,000

$98,000

2021

$100,643 (−0.3%)

$3,000 + $95,000

$98,000

2020

$100,925

$3,000 + $95,000

$98,000

2019

$100,972

$3,000 + $95,000

$98,000

2018

$3,000 + $95,000

$98,000

2017

$3,000 + $95,000

$98,000

2016

$3,000 + $95,000

$98,000

2014

$3,000 + $95,000

$98,000

2013

$3,000 + $95,000

$98,000

2012

$3,000 + $90,200

$93,200

2011

$3,000 + $90,200

$93,200

2010

$3,000 + $52,600

$55,600

2009

$3,000 + $27,900

$30,900

2008

$3,000 + $13,400

$16,400

*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

2 Acres

Year renovated

—

Sq. Ft.

11,332

Year built

2009

Style

Single Family Residential

County

Westchester County

APN

553800A10800400020360000000

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 30, 2026.

Property details

Parking

Parking Information
Parking Total: 3
Parking Features: Attached, Driveway, Garage Door Opener

Interior

Fireplace Information
Has Fireplace
Fireplaces Total: 4

Heating & Cooling
Cooling: Central Air
Heating: Hydro Air, Other, Propane, Radiant

Interior Features
Interior Features: Central Vacuum,Eat-in Kitchen,Entrance Foyer,Formal Dining,Primary Bathroom,Walk-In Closet(s),Wet Bar
Window Features: Blinds, Screens
Appliances: Convection Oven, Dishwasher, Dryer, Microwave, Refrigerator, Washer, Indirect Water Heater
Flooring: Hardwood
Levels: Three Or More
Patio And Porch Features: Deck, Patio

Room Information
Basement YN: Yes
Attic: Unfinished,Walkup
Rooms Total: 22
Basement: Finished, Walk-Out Access

Bathroom Information
Bathrooms Full: 7
Bathrooms Half: 3

Exterior

Exterior Features
Exterior Features: Balcony
Construction Materials: Blown-In Insulation, Clapboard, Frame, Stone
Fencing: Fenced
Security Features: Security System
Waterfront YN: No

Pool Information
Pool Features: In Ground

Lot Information
Additional Parcels YN: No
Lot Features: Level, Near Public Transit, Near School, Near Shops, Sprinklers In Front, Sprinklers In Rear

Property Information
Stories: 3
Other Equipment: Generator
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: $100,548

Financial Information
Buyer Financing: Cash

Utilities

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

Location

HOA Information
Association Amenities: Park, Sauna

School Information
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: Rt 22 to Sterling Road South to #20 on Left.
County Or Parish: Westchester County

Community Information
Community Features: Park

Public facts

Beds: —
Baths: 7.0
Sq. Ft.: 11,332
Stories: —
Lot Size: 2 acres
Style: Single Family Residential
Year Built: 2009
Year Renovated: —
County: Westchester County
APN: 553800A10800400020360000000

Home facts updated by county records on Jul 30, 2026

Around this home

Schools

Wampus School

Public 3-5 • Assigned • 1.2mi

10/10

H C Crittenden Middle School

Public 6-8 • Assigned • 1.1mi

9/10

Byram Hills High School

Public 9-12 • Assigned • 0.9mi

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

$6.55M – $7.92M

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Nearby similar homes

$1,575,000

3 beds3 baths2,360 sq ft

5 Byram Brook Pl, Armonk, NY 10504

Listing by Houlihan Lawrence Inc.

NEW CONSTRUCTION

$3,075,000

4 beds4 baths5,641 sq ft

2 Israel Townsend Hl, Armonk, NY 10504

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24 Meadow Hill Pl, Armonk, NY 10504

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NEW CONSTRUCTION

$3,995,000

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41 Mead Rd, Armonk, NY 10504

Listing by Corcoran Legends Realty

$5,850,000

6 beds7 baths12,343 sq ft

9 Terrace Cir, Armonk, NY 10504

Listing by Compass Greater NY, LLC

New listings for sale in 10504

$1,575,000

3 beds3 baths2,360 sq ft

5 Byram Brook Pl, Armonk, NY 10504

Listing by Houlihan Lawrence Inc.

$1,595,000

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3 Cider Mill Cir, Armonk, NY 10504

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Listing by Compass Greater NY, LLC

Home values near 20 Sterling Rd S

Data from public records.

Address	Redfin Estimate
13 Sterling Road South, Armonk, NY - Beds \| 2 Baths \| 3586 Sq. Ft.	$1,551,148
24 Sterling Road South, Armonk, NY 4 Beds \| 3.5 Baths \| 6275 Sq. Ft.	$2,630,300

Address	Redfin Estimate
14 Sterling Road South, Armonk, NY - Beds \| 5 Baths \| 6959 Sq. Ft.	$2,825,645
15 Sterling Road South, Armonk, NY - Beds \| 4 Baths \| 4885 Sq. Ft.	$1,914,170

Address	Redfin Estimate
18 Sterling Road South, Armonk, NY 5 Beds \| 7 Baths \| 10000 Sq. Ft.	$5,856,696
19 Sterling Road South, Armonk, NY - Beds \| 8 Baths \| 7510 Sq. Ft.	$3,381,350

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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