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Armonk 10504
3 Israel Townsend Hill
$3,975,000
↓ $225K (5.4%)
● House - For Sale

3 Israel Townsend Hill

North Castle, NY 10504
bedrooms
7 Beds
bathrooms
9 Baths, 4 Half Baths
square feet
11,023 Ft²
$23,655
Est. Monthly

About This Property

Magnificent multi-generational 7 plus bedroom, 13-bathroom home on 4.5 acres with a heated indoor swimming pool and spa. This expansive home has two distinct wings (original home built in 1936 and a new wing built in 1991) and lives like two independent houses, each with their own utilities, kitchens and laundry room and are joined by a common front foyer. The original house has an oversized living room with French doors leading to terrace, a formal dining room, an updated kitchen with separate breakfast area, and mud room. On the second level is the primary suite with dressing room and two renovated bathrooms, two additional ensuite bedrooms and laundry room. And the third floor has two sunny offices with balconies and a full bathroom, The new addition has an open updated kitchen/great room with balcony overlooking yard, a large living room/dining room and a primary suite with walk in closet and full bathroom. On the second level are two additional bedrooms, a bonus room and a full bathroom. Amazing 60'  Shoreline pool and spa in a expansive room with wall of window, a changing room and full bath, and is adjacent to a great recreation room/gym. Special features include abundant windows, high ceilings, extensive woodwork and moldings, wood floors, 3 fireplaces, multiple balconies, generator, 4 car garage and a private guest wing with separate entrance. The outdoor space is exceptional with meadows, sprawling lawns, specimen trees, cutting gardens, and stone terraces. Meticulous condition- roof (2020), AC condensers (2020), Boilers (2021/2023), new driveway (2026), new 7-person septic (2026). Full basement with high ceilings offers excellent storage. Full house generator. This ultra-private home is in a prime location and located very near to Armonk town center. Israel Townsend HIll is a new street, located off of Orchard Drive. Byram Hills Schools
Unit Size
11,023 Ft²
Days on Market
137 days
Land Size
4.50 acres
Price per sqft
$361
Property Type
House
Property Taxes
$4,137
HOA Dues
-
Year Built
-

Listed By

Julie Schneider
Julie Schneider
Compass Greater NY, LLC

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Last updated: 14 days ago (OneKey MLS #KEY1004695)

Price History

Date / Event Date Event Price
Sep 30, 2026 Price Decreased $3,975,000
↓ $225K (5.4%)
Price Decreased
Aug 27, 2026 Relisted $4,200,000
Relisted
Aug 5, 2026 In contract -
In contract
May 26, 2026 Listed by Compass Greater NY, LLC $4,200,000
Listed by Compass Greater NY, LLC
Sep 21, 2023 Sold
Sold
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Property Highlights

Garage
Air Conditioning
Fireplace
Parking Details
Has Garage
Parking Features: Attached, Heated Garage
Garage Spaces: 4
Interior Details
Half Bathrooms: 4
Full Bathrooms: 9
Interior Features: Built-in Features, Cathedral Ceiling(s), Central Vacuum, Chandelier, Crown Molding, Eat-in Kitchen, Entrance Foyer, High Ceilings, Kitchen Island, Recessed Lighting, Soaking Tub, Storage, Walk-In Closet(s), Wet Bar, Chefs Kitchen, Formal Dining, Open Kitchen, Original Details, Primary Bathroom, Quartz/Quartzite Counters
Appliances: Cooktop, Dishwasher, Dryer, Oven, Refrigerator, Stainless Steel Appliance(s), Washer, Water Heater, Water Heater
Flooring Type: Hardwood
Laundry Features: Multiple Locations
Rooms: 20
Has Fireplace
Fireplace Features: Wood Burning
Fireplaces: 3
Basement: Full, Partial, Unfinished
Exterior Details
Square Footage: 11023
Square Footage Source: $0
Security Features: Security System
Property Condition: Actual
Architectural Style: Estate
Year Built: 1936
Levels: Three Or More
Other Structures: Greenhouse
Building Area Units: Square Feet
Window Features: Skylight(s), Casement, Oversized Windows, Wall of Windows
Construction Materials: Brick, Frame, Wood Siding
Patio and Porch Features: Deck, Patio, Porch, Terrace
Pool Features: Indoor
Pool is Private
Lot Features: Near Public Transit, Sprinklers In Front, Sprinklers In Rear, Views, Near School, Near Shops
Lot Size Area: 196020
Lot Size Units: Square Feet
Lot Size Acres: 4.5
Lot Size Square Feet: 196020
Water Source: Well, Private
Financial Details
Tax Assessed Value: $44,200
Tax Annual Amount: $49,638
Utilities Details
Cooling Type: Attic Fan, Central Air
Heating Type: Baseboard, Forced Air, Oil, Radiant
Sewer : Septic Tank

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Armonk


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Frequently Asked Questions

When was property at 3 North Castle Drive built and last sold?
The property at 3 North Castle Drive was built in and last sold on Jan 1, 1970 for $0.
How much is this home worth?
The estimated value of the home located at 3 North Castle Drive is $4,014,750.
What are some comparable homes to 3 North Castle Drive?
There are currently no comparable homes to 3 North Castle Drive.