Sold
Last Sold Price
6 beds11,615 sqft

21 Sterling Rd S, Armonk, NY 10504

Single FamilyProperty Type
2.66 acresLot Size
2006Year Built
$570/sq ftPrice per sq ft
3 carsParking Spaces

Description

Where design meets purpose—this award-winning home brings together architectural innovation and serene luxury. Created by Carol Kurth Architecture and built by Legacy Construction NE, exceptional craftsmanship is seen throughout the home, showcased by a mix of natural materials and bold structural details. A cantilevered fireplace, floating staircases and cathedral ceilings are some of the thoughtfully considered elements found in these elegant and exhilarating interiors. The luxurious offerings...Where design meets purpose—this award-winning home brings together architectural innovation and serene luxury. Created by Carol Kurth Architecture and built by Legacy Construction NE, exceptional craftsmanship is seen throughout the home, showcased by a mix of natural materials and bold structural details. A cantilevered fireplace, floating staircases and cathedral ceilings are some of the thoughtfully considered elements found in these elegant and exhilarating interiors. The luxurious offerings in each space include a Bulthaup chef’s kitchen, primary suite with two fireplaces and spa, three additional bedrooms with attached lounge and work areas, a guest bedroom on the first floor and a private sun-drenched office. A suite of premium amenities make your everyday a remarkably refreshing experience. The unique indoor/outdoor pool, with a retractable glass A-frame roof is the signature amenity, while a spa area, indoor basketball and sport court, gym, and theater room complete the collection. Located on one of Armonk’s most coveted streets, close to town, schools and highways. This personal sanctuary is also 15 minutes to downtown Greenwich and within an hour of NYC.
Listing Agent
  1. Brian Milton

    Brian Milton

    Listing Agent

    Compass Greater NY, LLC

    P: (914) 469-9889

    M: (914) 469-9889

Listing closed: 09/15/2025 12:00 AM • Source: ONEKEY as distributed by MLS GRID, MLS#: 878389

Location

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Payment Calculator

$42,391 per month

30 year fixed, 7.03% Interest

Principal and Interest

$35,314

Property Taxes

$7,077

HOA Dues

$0

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Property Information for 21 Sterling Road South

Property Details

  • Taxes: $84,920 / year
  • MLS Type: Single Family
  • City/Township: North Castle
  • Architectural Style: Contemporary
  • Garage Spaces: 3
  • Waterfront: No

Building Information

  • Year Built: 2006
  • Lot Size: 2.66 AC / 115,870 SF

Summary

Location and General Information
  • Senior Community YN: No
  • Directions: GPS Friendly
  • Property Attached: No
  • Structure Type: Detached
  • State Or Province: NY
School Information
  • School District: Byram Hills
  • Elementary School District: Byram Hills
  • Elementary School: Coman Hill
  • Middle Or Junior School District: Byram Hills
  • Middle Or Junior School: H C Crittenden Middle School
  • High School District: Byram Hills
  • High School: Byram Hills High School

Rental

Rental
  • Lease Considered: No

Unit Information

Unit Information
  • Building Units Total: 1

Room Information

Room 1 Information
  • Room Level: First
  • RoomDescription 1: Two story Entry Foyer, Formal Powder Room, Dining Room/Pool Table Room, Living Room/FPL, Gourmet Kitchen, Large Pantry plus Butler Pantry, Study, Media Room, Mudroom w/ access to garage and side entrance, viewing area to Indoor Sport Court, Indoor/Outdoor pool w/changing room/shower and outdoor hot tub, Guest Suite w/ full bath and patio, 2 Car attached garage, 1 car detached)
Room 2 Information
  • Room Level: Second
  • Room Description: Primary Suite w Fpl/Dressing Room, soaking tub, shower and sauna, BR/WIC/Bth, UL Lounge, Homework area, BR/WIC/Bth, BR/WIC/Bth
Room 3 Information
  • Room Level: Lower
  • Room Description: Large Rec Room and Gym, Wine Cellar, Full sport court, Full Bath, mechanicals and storage

Taxes and HOA Information

Taxes and HOA Information
  • Parcel Number: 3800-108-000-00004-000-0001-012-0000
  • Tax Assessed Value: $77,000.00
  • Included In Taxes: Trash
  • Additional Fees: No
  • Tax Source: Municipality
  • Tax Year: 2025
  • Association: No

Interior and Exterior Features

Interior Features
  • Amenities: 1st Floor Bedrm, Balcony, Basketball Court, Cathedral/Vaulted/High Ceiling, Contemporary, Eat in Kitchen, Entrance Foyer, Formal Dining, In Ground, Indoor, Pantry, Patio, Primary Bathroom, Security System, Walk In Closet, Well, Wet Bar
  • Interior Features: First Floor Bedroom, Cathedral Ceiling(s), Eat-in Kitchen, Entrance Foyer, Formal Dining, Primary Bathroom, Pantry, Walk-In Closet(s), Wet Bar
  • Appliances: Oil Water Heater
  • Total Rooms: 21
  • Basement: Finished
  • Attic Description: Unfinished
  • Fireplace: Yes
  • Fireplaces Total: 3
  • Location Amenities: Balcony, Basketball Court, 1st Fl Master Bedroom, Cathedral/Vaulted/High Ceiling, Eat in Kitchen, Entry Foyer, Foyer, Formal Dining Room, Pantry, Walk In Closet, Wetbar, Patio, In Ground Pool, Pool Indoor, Security System
  • Security Features: Security System
  • Spa: Yes
  • Living Area: 11615
  • Basement: Yes
Exterior Features
  • Exterior Features: Balcony, Basketball Court
  • Exterior Property Features: Balcony, Basketball Court, In Ground, Indoor, Patio, Attached, Detached, Level, Near School, Near Shops
  • Elevation Certificate: No
  • Patio And Porch Features: Patio
  • Construction Materials: Frame, Stone, Wood Siding
  • Road Responsibility: Public Maintained Road
  • Pool Private: Yes
  • Pool Features: In Ground, Indoor
  • Pool Details: In Ground,Indoor
Lot Information
  • Lot Features: Level, Near School, Near Shops
  • Additional Parcel: No
  • Site Features: Level, Near School, Near Shops
  • Building Area Units: Square Feet
Parking
  • Parking Features: Attached, Detached
  • Garage: Yes
  • Carport: No
Utilities
  • Cooling: Central Air
  • Heating: Hydro Air, Oil, Radiant
  • Heat Fuel Type: Hydro Air, Oil, Radiant
  • Sewer: Septic Tank
  • Water Source: Well
  • Utilities: Trash Collection Public
Green Features
  • Green Features: Oil Water Heater, Hydro Air, Oil, Radiant, Balcony, Basketball Court, In Ground, Indoor

Agent

Payment and Rate
  • Down Payment Resource: No

Property History for 21 Sterling Road South

DateEvent & SourcePriceAppreciation
Sep 15, 2025

Sold (Public Record)

Public Record #1914777008

$6,615,000—
Sep 15, 2025

Sold

ONEKEY #878389

$6,615,000—
Aug 20, 2025

Pending

ONEKEY #878389

—
DateEvent & SourcePrice
09/15/2025

Sold (Public Record)

Public Record #1914777008

$6,615,000
09/15/2025

Sold

ONEKEY #878389

$6,615,000
08/20/2025

Pending

ONEKEY #878389

—

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 21 Sterling Road South

Taxable Value

Land

$3,300

Additions

$73,700
Total$77,000

Tax Record

2025

$21,695 ($1,808 / month)

Home Facts

Beds

0

Total Finished SqFt

11,335 SqFt

Above Grade Finished SqFt

11,335 SqFt

Stories

2

Lot Size

115,870 SqFt

Style

Single Family Residence

Year Built

2006

Zoning

R-2A

County

WESTCHESTER

APN

553800 108.04-1-12

Fireplace Type

Has Fireplace

Schools near 21 Sterling Road South

This home is within Byram Hills Central School District.
Rating
School
Type
Grades
Distance
Public - K to 2
Public - 3 to 5
Public - 6 to 8
Public - 9 to 12
Rating
School
Distance
Coman Hill School
PublicK to 2

Wampus School
Public3 to 5

H C Crittenden Middle School
Public6 to 8

Byram Hills High School
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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Nearby home values

AddressSold priceBedsBathsSqftLot (Sqft)
This home: 21 Sterling Road South, Armonk, NY 10504
$6,615,000
6
11,615
115,870
$2,750,000
5
7,905
109,540
$1,105,000
5
3,407
87,120
$3,275,000
6
5,888
117,516
$1,895,000
4
4,750
87,120
–
–
2
2,405
87,120

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Based on information submitted to the MLS GRID as of 09/15/2025 04:45 PM. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Properties displayed may be listed or sold by various participants in the MLS. IDX information is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID. Use of the MLS GRID data may be subject to an end user license agreement prescribed by the applicable MLS of the Member Participant, if any, and as amended from time to time.