$15,000,000

104 Cobb Isle Rd Water Mill, NY 11976

Estimated payment $96,572/month

Total Views 253
5 Beds
4 Baths
3,420 Sq Ft
$4,386 Price per Sq Ft

Highlights

  • Property Fronts a Bay or Harbor
  • In Ground Pool
  • 2 Fireplaces
  • Southampton High School Rated A
  • 0.99 Acre Lot

About This Home

Nestled on a full .99-acre parcel in one of Water Mill's most coveted waterfront enclaves, 104 Cobb Isle Road presents a rare opportunity to create your dream Hamptons retreat. Currently offering a 3,335 ± sq. ft. residence with 5 bedrooms and 4 bathrooms, this 1999-built home is primed for redevelopment or a complete reimagination. With sweeping water views and direct frontage, the property combines privacy with proximity to world-class beaches, dining, and village amenities. The generous lot size allows for a new construction estate with pool, pool house, and dock potential (subject to permits). Whether you envision a modern waterfront masterpiece or a timeless Hamptons escape, this property offers the foundation and setting for extraordinary possibilities.

Listing Agent

Jack Richardson

SERHANT. Listed on: 08/26/2025

SERHANT.

Co-Listing Agent

Melissa McGrath

SERHANT.

Home Details

Home Type

  • Single Family

Year Built

  • Built in 1999

Lot Details

  • 0.99 Acre Lot
  • Property Fronts a Bay or Harbor

Interior Spaces

  • 3,420 Sq Ft Home
  • 2 Fireplaces
  • Bay Views
  • Crawl Space

Bedrooms and Bathrooms

  • 5 Bedrooms
  • 4 Full Bathrooms

Additional Features

  • In Ground Pool
  • Septic Tank

Home Details

Home Type

Single Family

Year Built

Built in 1999

Lot Details

0

Listing Details

  • HamletID: 0
  • InteriorAmps: 0
  • LandFrontageInFeet: 0
  • LandRentAmount: 0
  • Lot Size Acres: 0.99
  • Number Of Stories: 0
  • PercentageOfTaxThatIsDeductable: 0
  • PoolInground: Yes
  • PropertyCity: Water Mill
  • Property Class: 210
  • PropertyTownship: Southampton
  • Prop. Type: Residential
  • PropertyZipCode: 11976
  • PropertyZoneType: 0
  • Renovation Year: 0
  • SForSaleAndRForRental: S
  • USStateAbbreviation: NY
  • ViewBay: Yes
  • WaterfrontBay: Yes
  • WaterSourceType: Municipal
  • Year Built: 1999
  • Special Features: None
  • Property Sub Type: Detached
  • Stories: 0

Interior Features

  • BasementAreaSquareFootage: 0
  • Basement Type: Crawl
  • Fireplaces: 2
  • Number of Rooms: 0
  • AboveArea Sq Ft: 3420

Exterior Features

  • Waterfront Property: Yes

Garage/Parking

  • AttachedParking: 0
  • Numberof Garage Spaces: 0

Utilities

  • Sewer Type: Private Septic
  • Utilities: 0

Condo/Co-op/Association

  • HOA Fees: 0
  • Units in Building: 0

Schools

  • School District: Southampton
  • School District: Southampton

Lot Info

  • Number Of Lots: 0

Multi Family

  • Unit Number of Bedrooms: 5
  • Total Taxes: 0

Tax Info

  • Tax Year: 0

Map

Range of Values:

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Average Value
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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2024 -- $7,122,600 $6,416,700 $705,900
2023 -- $6,726,700 $2,231,100 $4,495,600
2022 $21,894 $7,092,000 $6,416,700 $675,300
2021 $21,894 $7,064,700 $6,416,700 $648,000
2020 $14,181 $7,064,700 $6,416,700 $648,000
2019 $14,181 $0 $0 $0
2018 -- $7,732,500 $7,146,400 $586,100
2017 $20,338 $4,715,100 $4,129,000 $586,100
2016 $21,099 $4,715,100 $4,129,000 $586,100
2015 -- $4,715,100 $4,129,000 $586,100
2014 -- $4,715,100 $4,129,000 $586,100
Source: Public Records

Property History

Date Event Price Change Sq Ft Price
08/26/2025 08/26/25 For Sale $15,000,000 -- $4,386 / Sq Ft
Source: NY State MLS

Purchase History

Date Type Sale Price Title Company
Quit Claim Deed -- None Available
Source: Public Records

Mortgage History

Date Status Loan Amount Loan Type
Previous Owner $6,385 Unknown
Source: Public Records

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Source: NY State MLS

MLS Number: 11563229

NY State MLS

APN: 0900-160-00-03-00-028-000