Wrapped in breathtaking views over Mecox Bay and the Atlantic Ocean, this perfectly positioned waterfront estate delivers the very best of coastal contemporary luxury in the Hamptons. Located South of the Highway in Water Mill, 54 Cobb Isle Road is an idyllic property designed for inspiration, featuring an unmatched setting and vantage, luxurious lifestyle amenities, and enduring elegance. Stated simply, this is a rare offering of timeless luxury, capturing the truest essence of Hamptons waterfront living - where legacy, lifestyle, and location converge. Exceptionally private, this 1.3 +/- acre property is accessed down a long-gated drive and boasts 325' feet of direct water frontage, the expansive custom-built estate offers a purposefully designed open floorplan to capture and showcase awe-inspiring views from nearly every room. Spanning 6,700 +/- sq. ft. of luxurious, custom-built living space, with 6 ensuite bedrooms, 9 full baths, waterside heated gunite pool, climate-controlled 3-car garage, 2 state-of-the-art kitchens, and deeded dock access. Interiors are a masterclass in craftsmanship, quality, and care - highlighted by French limestone, Venetian plaster, a dramatic curved staircase, and floor-to-ceiling limestone fireplace. The two premium kitchens, along with multiple spaces for formal and al fresco dining, welcome everyday living and grand entertaining. The primary suite is a sanctuary, complete with two sitting rooms, dual fireplaces, a private gym, and an ultra-luxe spa bath. Five additional ensuite bedrooms showcase the property's natural beauty and are well-equipped for impressive accommodation. Enjoy resort-like living with a waterside heated gunite pool that captures brilliant water views, lush gardens and specimen plantings, an outdoor shower, and ample living and dining space perfect for entertaining. The pool terrace conveniently connects to the first-level kitchen, ensuring a seamless flow between indoor and outdoor gatherings. A rare investment in the irreplaceable beauty of nature, with no comparable property in the Hamptons, your fully realized luxury lifestyle is available immediately, without the multi-year permitting and construction barriers. The estate effortlessly balances peaceful seclusion with convenient proximity, just 2.6 +/-miles from Southampton's Main Street and 1.6 +/- miles from the captivating shores of Flying Point Beach. Deeded dock access welcomes a boat, paddleboards, or a jet ski for adventures to some of the Hamptons' most notable beaches, with quick access to Scott Cameron Beach, Flying Point Beach, and Mecox Beach. For a lifestyle of uncompromised luxury, for those who seek what cannot be recreated, for those ready to embrace the Hamptons now and for generations, 54 Cobb Isle Road in Water Mill stands alone.
For sale
$13,495,000
54 Cobb Isle Rd, Water Mill, NY 11976
6beds
6,700sqft
Single Family Residence
Built in 2003
1.3 Acres Lot
$12,210,400 Zestimate®
$2,014/sqft
$-- HOA
What's special
Waterfront estateLuxurious custom-built living spaceWaterside heated gunite poolState-of-the-art kitchensExpansive custom-built estateDramatic curved staircaseFloor-to-ceiling limestone fireplace
- 57 days |
- 603 |
- 33 |
Zillow last checked: 8 hours ago
Listing by:
Saunders & Associates 631-458-4879,
Vincent Horcasitas - Associate Real Estate Broker 516-768-7330
Source: Out East,MLS#: 391900
Tour with a local agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 9
- Full bathrooms: 9
Rooms
- Room types: Family Room, Laundry
Features
- Basement: Yes
- Has fireplace: Yes
Interior area
- Total structure area: 6,700
- Total interior livable area: 6,700 sqft
Property
Parking
- Parking features: None
Features
- Stories: 2
- Has private pool: Yes
- Pool features: Heated
- Has view: Yes
- View description: Water
- Has water view: Yes
- Water view: Water
- Waterfront features: Waterfront
- Frontage type: Waterfront
Lot
- Size: 1.3 Acres
Details
- Parcel number: 0900160000300011002
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Condition
- New construction: No
- Year built: 2003
Community & HOA
Location
- Region: Water Mill
Financial & listing details
- Price per square foot: $2,014/sqft
- Tax assessed value: $5,902,000
- Date on market: 11/6/2025
- Lease term: Contact For Details
Estimated market value
$12,210,400
$11.60M - $12.82M
$5,490/mo
Price history
Price history
| Date | Event | Price |
|---|---|---|
| 11/6/2025 | Listed for sale | $13,495,000$2,014/sqft |
Source: Out East #391900 Report a problem | ||
| 10/28/2025 | Listing removed | $13,495,000$2,014/sqft |
Source: Out East #388385 Report a problem | ||
| 5/3/2025 | Listed for sale | $13,495,000-3.6%$2,014/sqft |
Source: Out East #388385 Report a problem | ||
| 4/18/2025 | Listing removed | $13,995,000$2,089/sqft |
Source: Out East #375123 Report a problem | ||
| 5/16/2024 | Price change | $13,995,000-6.4%$2,089/sqft |
Source: Out East #375123 Report a problem | ||
Public tax history
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | -- | $5,902,000 |
| 2023 | -- | $5,902,000 |
| 2022 | -- | $5,902,000 |
Find assessor info on the county website
BuyAbility℠ payment
Estimated monthly payment
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Neighborhood: 11976
Nearby schools
GreatSchools rating
- 4/10Southampton Intermediate SchoolGrades: 5-8Distance: 1.5 mi
- 6/10Southampton High SchoolGrades: 9-12Distance: 1.4 mi
- 5/10Southampton Elementary SchoolGrades: PK-4Distance: 2.1 mi
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