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$26,500,000
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Property Description
HAY ISLAND: Breathtaking, unobstructed views of the Long Island Sound stretch from this private island at the end of a gated causeway on Darien's cherished waterfront coast. Held by one family for over a century, this waterfront sanctuary features a meticulously crafted 8,684 SF New England colonial built in 2010. Positioned high above the water, with sweeping southeasterly views the six-bedroom, seven-bathroom main house is adorned with exquisite millwork, high-end finishes, and six fireplaces. An infinity-edge pool overlooks one of two sandy beaches and the glittering waves, with the historic Greens Ledge Lighthouse in the distance. The island also includes a two-bedroom guest house, a pool house equipped with a kitchenette and full bathroom, a dock, separate spa and a freshwater pond. ELEVATIONS: Main House Door Sill Elevation is 19.38 Cottage Door Sill Elevation is 16.31 Pool House Door Sill Elevation is 14.68
Full Property Details
Full Property Details for Hay Island
General
- Sold For: $26,500,000
- Taxes: (July 2024-June 2025)
- Status: Closed
- Type: Single Family
- Source: SMARTMLS
- MLS ID: 24078034
- Added to Site: 309 day(s) ago
Interior
- Number of Rooms: 16
- Rooms/Areas: Bonus Room, Exercise Room, Foyer, Laundry Room, Mud Room, Workshop
- Interior Features: Security System
- Fireplace: Yes
- Number of Fireplaces: 5
- Appliances: Gas Cooktop, Wall Oven, Refrigerator, Freezer
Rooms
Bathrooms
- Total Bathrooms: 8
- Full Bathrooms: 7
- Half Bathrooms: 1
- Partial Bath: Main
Bedrooms
- Total Bedrooms: 6
- Primary Suite: Balcony/Deck, Dressing Room, French Doors, Full Bath, , Upper
- Bedroom 1: Bedroom - Bedroom Suite, Full Bath, Hardwood Floor, Main
- Bedroom 2: Bedroom - Full Bath, Hardwood Floor, On 3rd Floor, Upper
- Bedroom 3: Bedroom - Full Bath, Hardwood Floor, Upper
- Bedroom 4: Bedroom - Full Bath, Hardwood Floor, On 3rd Floor, Upper
- Bedroom 5: Bedroom - Balcony/Deck, French Doors, Full Bath, Hardwood Floor, Upper
Other Rooms
- Living Room: Living Room - 9 ft+ Ceilings, Fireplace, Hardwood Floor, Main
- Family Room: Family Room - 9 ft+ Ceilings, Fireplace, Hardwood Floor, Main
- Eat In Kitchen: Eat-In Kitchen - 9 ft+ Ceilings, Vaulted Ceiling, Breakfast Nook, Fireplace, Is, Main
- Formal Dining Room: Formal Dining Room - Fireplace, Hardwood Floor, Main
- Office: Office - Balcony/Deck, Hardwood Floor, On 3rd Floor, Upper
- Library: Library - 9 ft+ Ceilings, Wet Bar, Fireplace, Hardwoo, Main
- Game room: Yes
- Game Room: Rec/Play Room - Vaulted Ceiling, Upper
- Rec Room: Vaulted Ceiling, Upper
- Laundry: Upper Level
Additional Information
- Pool: Yes
- Pool Description: Heated, Pool House, Infinity Edge, In Ground Pool
Exterior
- Exterior Features: Porch-Wrap Around, Porch-Screened, Terrace, Guest House, Hot Tub, Balcony, Grill, Shed, Porch, Deck, Garden Area
Parking
- Garage: Yes
- Attached garage: Yes
- Garage Spaces: 3
- Parking: Attached Garage
Location
- County: Fairfield
- Neighborhood: Hay Island
- Driving Directions: GPS
School Information
- Elementary School: Per Board of Ed
- Middle School: Per Board of Ed
- High School: Per Board of Ed
Community
- Community Name: Hay Island
Heating & Cooling
- Cooling Type: Central Air
- Heating Type: Other
- Water Heater: Tank Size Unknown
Utilities
- Sewer: Septic
- Water: Public Water Connected
Structural Information
- Architectural Style: Colonial
- Construction Status: No/Resale
- Exterior Const.: Wood
- Basement Desc.: Partial
- Roof: Wood Shingle
- Attic: Yes
- Square Feet: 8,684
- Above Ground: 8,684 Sq. Ft.
- Year Built: 2010
Lot Features
- Lot Size (Acres): 18.15
- Zoning: R-1
- Lot Description: Secluded, Level Lot, Professionally Landscaped, Water View
Water Features
- Water Front: Yes
- Water View: Yes
- Water Front Desc.: L. I. Sound Frontage, Beach, Dock or Mooring, View
Green Features
- Energy Features: Geothermal Heat
Financial Considerations
- Assessment Amount: $23,311,610
- Tax Year: July 2024-June 2025
Disclosures and Reports
- Exclusions: Call LB.
- Flood Zone: Yes
- Property ID: 999999999
Listed by Sotheby's International Realty, Leslie McElwreath
Sold by Houlihan Lawrence, Sheree Frank
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Schools
Schools serving Hay Island
School District:Darien School District
| Name | Grades | Distance |
|---|---|---|
Tokeneke Elementary School 7 Old Farm Road, Darien, CT 06820 | K-5 | 2 mi |
Middlesex Middle School 204 Hollow Tree Ridge Road, Darien, CT 06820 | 6-8 | 2.2 mi |
Darien High School 80 High School Lane, Darien, CT 06820 | 9-12 | 2.7 mi |
Disclaimer:
School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for Hay Island
Date
Details
Price
Change
Source
11/14/2025
Sold
$26,500,000
-10.17%
MLS
5/27/2025
Price Reduced
$29,500,000
-15.71%
MLS
3/12/2025
Listed
$35,000,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Hay Island, Darien, CT 06820 (MLS# 24078034) is a Single Family property that was sold at $26,500,000 on November 14, 2025. Want to learn more about Hay Island? Do you have questions about finding other Single Family real estate for sale in Darien? You can browse all Darien real estate or contact a Coldwell Banker agent to request more information.

