27 Castle Rd

3,800 Sq. Ft.
$1,104 / Sq. Ft.
3,800
Sq. Ft.
$1,104
per Sq. Ft.

Description

KoiHaus, a mid-century modern home on 3.16 acres, tucked away on a secluded road near the banks of the Hudson River—just a stone’s throw from the legendary 1890s McKim, Mead & White masterpiece, Lord’s Castle. This architectural gem is a masterclass in organic design, orchestrating a brilliant dialogue between mid-century modern aesthetics and the spiritual heritage of Japanese landscaping. KoiHaus is more than just a luxury residence; it is a living sanctuary where home and nature exist as one....KoiHaus, a mid-century modern home on 3.16 acres, tucked away on a secluded road near the banks of the Hudson River—just a stone’s throw from the legendary 1890s McKim, Mead & White masterpiece, Lord’s Castle. This architectural gem is a masterclass in organic design, orchestrating a brilliant dialogue between mid-century modern aesthetics and the spiritual heritage of Japanese landscaping. KoiHaus is more than just a luxury residence; it is a living sanctuary where home and nature exist as one. The landscape is as important as the architectural design. The landscape architect designed the gardens from inside out - thru its 100 windows. There is harmony between the home's natural setting and the architectural design. The home rises from the site line as one approaches it, going past the 13 ft tall steel elephant in the front yard, that moves naturally by the wind. True to the legacy of Frank Lloyd Wright, KoiHaus utilizes clean lines and geometric shapes, that are softened by its Japanese gardens and landscape. The structure is composed of five interconnected boxes, wrapped in an exterior palette of concrete, stucco, stone, and rich hardwood, all capped by a durable, 50-year roof. What truly defines the exterior, however, is its relationship with light. Its many windows of varying shapes and sizes, framing shifting natural portraits throughout the day. Every detail leans into sleek minimalism. Broad, flat moldings complement natural stone walls, while pocket doors are utilized throughout to maximize room volume and echo Japanese sliding screens. Premium finishes include polished bluestone countertops

KoiHaus' defining engineering feature is its split-foundation design. Technically it is two independent structures joined by a dramatic glass-and-steel bridge. Beneath this bridge flows a continuous, sprawling koi pond that meanders under and around the house. From almost any vantage point, residents can look out to watch Nishikigoi—the "living jewels" of Japan—swimming gracefully in their natural habitat. In Japanese philosophy, the koi represents perseverance, strength, harmony, and transformation. Spanning approximately 5,800 sqft of meticulously planned living space, the estate balances Grand-Scale entertaining with intimate comfort: 1) Main & Upper Levels (3,700 sqft): Features a massive chef’s kitchen with a vast walk-in pantry, a dining room perfectly positioned for sunset views, and bamboo flooring throughout. 2) Walk-Out Lower Level (2,000 sqft): This level is above-grade on two sides, large fitness room with a wall of windows (could function as another den), home theater, wet bar room and full bath. A hot tub is conviently located outside its back doors. 3) The Annex: A 1,000 sqft semi-finished space w/climate control offers endless options. Currently used as a practice room for the band! 6,800sf total. Property Specifications: Total sqft: 5,800 + 1,000sqft in the annex. Bedrooms, 4 (possible 6 to 7). Baths, 4. Outdoor living, 1,500sqft of premium IPE decking. Garage: 2 car with duallifts to accommodate 4 vehicles. Climate Control: full zoone heating and central air conitioning throughout. The structure was designed by the acclaimed bi-coastal architect Brian Spence, AIA (NYC & LA), and the landscape was designed by renowned Japanese garden expert Asher Browne. While KoiHaus feels like a world unto itself, it is remarkably connected. Located near the historic Hudson Riverfront village of Piermont, it offers from five-star dining, local marinas, vibrant farmers markets, and a pristine 700-acre state park. Commuting is effortlessly simple: it is a mere 6 minutes to the Mario Cuomo Bridge (connecting to Metro-North for a straight shot into Grand Central) and just 15 minutes to the George Washington Bridge into Manhattan. For the connoisseur of art, architecture, and mindful living, it becomes instantly clear upon arrival: KoiHaus. Nothing Compares.
  1. Listed by Richard W Ellis • Ellis Sotheby's Intl Realty
    P: (845)-353-4250 C: (914)-393-0438 richard.ellis@ellissothebysrealty.com

Property Details for 27 Castle Road

City/Township
Orangetown
View
Trees/Woods
Architectural Style
Mid-Century Modern
Garage Spaces
4.00
Waterfront
No
LISTING UPDATED: 07/14/2026 03:54 PM

Property Details for 27 Castle Road

StatusActive
MLS #1017797
Days on Market2
Taxes$35,765 / year
HOA Fees-
Condo/Co-op Fees-
Property TypeSingle Family
MLS TypeSingle Family
Year Built2006
Lot Size3.16 AC / 137,650 SF
CountyRockland County

Location

Listing Courtesy of Ellis Sotheby's Intl Realty
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Building Information for 27 Castle Road

Stories-Year Built2006Building Size-Lot Size3.16 AC / 137,650 SF

Payment Calculator

$23,885 per month

30 year fixed, 6.36% Interest

Principal and Interest

$20,904

Property Taxes

$2,980

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

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Property Information for 27 Castle Road

Summary
Location and General Information
  • Village: Piermont
  • Senior Community YN: No
  • Property Attached: No
  • Structure Type: Detached
  • State Or Province: NY
School Information
  • School District: South Orangetown
  • Elementary School District: South Orangetown
  • Elementary School: William O Schaefer Elementary School
  • Middle Or Junior School District: South Orangetown
  • Middle Or Junior School: South Orangetown Middle School
  • High School District: South Orangetown
  • High School: Tappan Zee High School
Rental
Rental
  • Lease Considered: No
Unit Information
Unit Information
  • Building Units Total: 1
Taxes and HOA Information
Taxes and HOA Information
  • Parcel Number: 392489-075-013-0001-004-002-0000
  • Tax Assessed Value: $500,400.00
  • Tax Source: Municipality
  • Tax Year: 2025.0
  • Association: No
Interior and Exterior Features
Interior Features
  • Amenities: 1st Floor Bedrm, Bath, Chefs Kitchen, Deck, Dry Bar, Eat in Kitchen, Electric, Entrance Foyer, First Floor Full Bath, Formal Dining, Garden, High Ceilings, Kitchen Island, Mid-Century Modern, Pantry, Patio, Porch, Primary Bathroom, Public, Soaking Tub, Stone Counters, Storage, Trees/Woods, Wall of Windows, Washer/Dryer Hookup, Wood, Wood Burning
  • Interior Features: First Floor Bedroom, First Floor Full Bath, Chefs Kitchen, Dry Bar, Eat-in Kitchen, Entrance Foyer, Formal Dining, High Ceilings, Kitchen Island, Pantry, Primary Bathroom, Soaking Tub, Stone Counters, Storage, Washer/Dryer Hookup
  • Appliances: Dishwasher, Dryer, Oven, Range, Refrigerator, Washer
  • Total Rooms: 14
  • Basement: See Remarks, Walk-Out Access
  • Attic Description: None
  • Fireplace: Yes
  • Fireplaces Total: 2
  • Fireplace Features: Electric, Wood Burning
  • Location Amenities: Walk Out Basement, 1st Fl Master Bedroom, Chef's Kitchen, Eat in Kitchen, Entry Foyer, Foyer, Formal Dining Room, High Ceilings, Island Kitchen, Pantry, Soacking Tub, Storage, WD Hookup, Garden, Privacy, Brownstone, Scenic View, Deck, Patio, Porch, Wall of Windows
  • Spa Features: Bath
  • Spa: No
  • Window Features: Wall of Windows
  • Flooring: Wood
  • Living Area: 3,800.00
  • Basement: Yes
Exterior Features
  • Exterior Features: Garden
  • Exterior Property Features: Garden, Deck, Patio, Porch, Attached, Garage, Wall of Windows, Landscaped, Near Golf Course, Part Wooded, Private, See Remarks, Stone/Brick Wall, Views, Wooded
  • Elevation Certificate: No
  • Patio And Porch Features: Deck, Patio, Porch
  • Construction Materials: Stone, Stucco, Wood Siding
  • Pool Private: No
Lot Information
  • Lot Features: Garden, Landscaped, Near Golf Course, Part Wooded, Private, See Remarks, Stone/Brick Wall, Views, Wooded
  • Site Features: Garden, Landscaped, Near Golf Course, Part Wooded, Private, See Remarks, Stone/Brick Wall, Views, Wooded
  • Building Area Units: Square Feet
Parking
  • Parking Features: Attached, Garage
  • Parking Total: 4.00
  • Garage: Yes
  • Carport: No
Utilities
  • Cooling: Central Air
  • Heating: Hot Water, Steam
  • Heat Fuel Type: Hot Water, Steam
  • Sewer: Septic Tank
  • Water Source: Public
  • Utilities: Electricity Connected, Natural Gas Connected, Water Connected
Green Features
  • Green Features: Wall of Windows, Dishwasher, Dryer, Oven, Range, Refrigerator, Washer, Hot Water, Steam, Garden
Agent
Payment and Rate
  • Down Payment Resource: No

Property History for 27 Castle Road

DateEvent & SourcePriceAppreciation
Jul 13, 2026

Listed (Active)

ONEKEY #1017797

$4,195,000
DateEvent & SourcePrice
07/13/2026

Listed (Active)

ONEKEY #1017797

$4,195,000

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

Public Records for 27 Castle Road

Taxable ValueLand$182,000Additions$318,400Total$500,400
Home Facts
Beds4Baths4Total Finished SqFt3,756 SqFtAbove Grade Finished SqFt3,756 SqFtStories2Lot Size137,650 SqFtStyleSingle Family ResidenceYear Built2006ZoningR-40CountyROCKLANDAPN392489 75.13-1-4.2Fireplace TypeHas Fireplace

Schools near 27 Castle Road

This home is within South Orangetown Central School District.
Rating
School
Type
Grades
Distance
Public - PK to 2
Public - 3 to 5
Public - 6 to 8
Public - 9 to 12
Rating
School
Distance
William O Schaefer Elementary School
PublicPK to 2

Cottage Lane Elementary School
Public3 to 5

South Orangetown Middle School
Public6 to 8

Tappan Zee 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.

Similar Homes

27 Castle Road is a single family home for sale in Orangeburg, NY 10962. This property was listed for sale on July 13, 2026 by Ellis Sotheby's Intl Realty, it's currently listed at $4,195,000. This listing's school district is South Orangetown Central School District. Nearby schools include William O Schaefer Elementary School, Cottage Lane Elementary School and South Orangetown Middle School. 27 Castle Road is a 4-bed, 4-bath, 3,800 sqft single family home built in 2006.

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.

Listing Courtesy of Ellis Sotheby's Intl Realty

Based on information submitted to the MLS GRID as of 07/14/2026 03:54 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.