Google satellite image for 29 Cobb Isle Rd, Water Mill, NY 11976

Off market nov 2025 for $12M

$13,672,238

Est. refi paymentEst. refi $78,277/mo

•

— ba

•

6,891

sq ft

29 Cobb Isle Rd, Water Mill, NY 11976

About this home

29 Cobb Isle Rd is a 6,891 square foot house on a 1.02 acre lot with 6 bedrooms. - it last sold on November 12, 2025 for $12,000,000. Based on Redfin's Water Mill data, we estimate the home's value is $13,672,238.

Single-familyProperty Type

2017Year Built

1.02 acresLot Size

$1,984Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$13,672,238

$1.7M since sold in November 2025$272K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 131.1% higher than the average sale price ($5.92M) of 4 comparable homes.

SOLD MAY 21, 2026
$6,525,000
A
7 beds8.5 baths7,520 sq ft
512 Edge of Woods Rd, Water Mill, NY 11976
Listing by Compass Greater NY LLC
SOLD FEB 25, 2026
$6,337,500
B
7 beds8.5 baths7,500 sq ft
161 Water Mill Towd Rd, Water Mill, NY 11976
Listing by Nest Seekers International LLC
SOLD OCT 8, 2026
$3,450,000
C
6 beds5.5 baths3,972 sq ft
4 Spring Ln, Southampton, NY 11968
Listing by Brown Harris Stevens Hamptons
SOLD AUG 7, 2026
$7,350,000
D
6 beds5.5 baths5,074 sq ft
299 Narrow Ln, Southampton, NY 11968
Listing by Sothebys Int'l Realty Hamptons

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Earn from this home

Sell

$3,443,367

Est. take-home

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Refinance

Est. cash available

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Market trends in 11976, NY

Last updated October 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-list price

93.2%

+9.2% MoM

Median sale price

$4.1M

$2M MoM

Avg. days on market

83d

12 days MoM

Recently sold homes

1 MoM

New listings for sale

NEW 1 HR AGO
$2,995,000
3 beds2 baths1,700 sq ft
700 Edge Of Woods Rd, Water Mill, NY 11976
Listing by Brown Harris Stevens Hamptons
FOR SALE BY OWNER
$4,550,000
5 beds6 baths4,800 sq ft
50 Tanager Ln, Water Mill, NY 11976
$2,999,995
4 beds4.5 baths2,400 sq ft
2 Schwenks Rd, Water Mill, NY 11976
Listing by Douglas Elliman Real Estate
See all

Provided by Redfin

Sale history for 29 Cobb Isle Rd

Year

Property tax

Land + Additions

Assessment*

2022

$42,469

$3,845,300 + $6,401,400

$10,246,700

2021

$42,469 (+1.0%)

$3,845,300 + $6,401,400

$10,246,700

2020

$42,045 (+1.7%)

$3,845,300 + $6,401,400

$10,246,700

2019

$41,333 (−6.9%)

$3,845,300 + $6,401,300

$10,246,600

2018

$44,398 (−0.3%)

$3,845,300 + $6,401,300

$10,246,600

2017

$44,525 (−3.6%)

$3,845,300 + $6,357,900

$10,203,200

2016

$46,193 (−4.3%)

$3,845,300 + $6,357,900

$10,203,200

2015

$48,246 (+53.9%)

$3,845,300 + $6,221,600

$10,066,900

2014

$31,353 (+47.4%)

$2,957,900 + $3,597,300

$6,555,200

2013

$21,277 (+42.5%)

$3,286,600 + $1,217,700

$4,504,300

2012

$14,932 (+1.9%)

$3,286,600 + $15,700

$3,302,300

2011

$14,657 (−0.7%)

$3,286,600 + $15,700

$3,302,300

2010

$14,761 (−1.0%)

$3,286,600 + $15,700

$3,302,300

2009

$14,911

$3,286,600 + $15,700

$3,302,300

Tax history for 29 Cobb Isle Rd

Year

Property tax

Land + Additions

Assessment*

2022

$42,469

$3,845,300 + $6,401,400

$10,246,700

2021

$42,469 (+1.0%)

$3,845,300 + $6,401,400

$10,246,700

2020

$42,045 (+1.7%)

$3,845,300 + $6,401,400

$10,246,700

2019

$41,333 (−6.9%)

$3,845,300 + $6,401,300

$10,246,600

2018

$44,398 (−0.3%)

$3,845,300 + $6,401,300

$10,246,600

2017

$44,525 (−3.6%)

$3,845,300 + $6,357,900

$10,203,200

2016

$46,193 (−4.3%)

$3,845,300 + $6,357,900

$10,203,200

2015

$48,246 (+53.9%)

$3,845,300 + $6,221,600

$10,066,900

2014

$31,353 (+47.4%)

$2,957,900 + $3,597,300

$6,555,200

2013

$21,277 (+42.5%)

$3,286,600 + $1,217,700

$4,504,300

2012

$14,932 (+1.9%)

$3,286,600 + $15,700

$3,302,300

2011

$14,657 (−0.7%)

$3,286,600 + $15,700

$3,302,300

2010

$14,761 (−1.0%)

$3,286,600 + $15,700

$3,302,300

2009

$14,911

$3,286,600 + $15,700

$3,302,300

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Exterior

Exterior Information
Building Construction Quality: Average
Building Type: Residential

Pool Information
Pool Type: Gunite
Has Pool

Property Information
Living Sq. Ft: 6,891
Building Sq. Ft: 6,891
Legal Description: '98 SALE INCL 900-160-2-2

Lot Information
# of Buildings: 1
Land Sq. Ft: 44,431
Legal Lot Number: 23
Legal Block Number: 2
School Tax District: SOUTHHAMPTON
Municipality Name: SOUTHAMPTON
Acres: 1.02
Zoning Code: R40
State Use Description: SINGLE FAMILY RESID

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 6
Baths: —
Sq. Ft.: 6,891
Stories: —
Lot Size: 1.02 acres
Style: Single Family Residential
Year Built: 2017
Year Renovated: —
County: Suffolk County
APN: 0900160000200023002

Home facts updated by county records on Aug 31, 2026

Around this home

Schools

K - 12
Preschool & daycare

Southampton Intermediate School

Public 5-8 • Assigned • 1.5mi

6/10

Southampton High School

Public 9-12 • Assigned • 1.4mi

7/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

4/10 Heat Factor

7 days above 90° expected this year, 21 days in 30 years

8/10 Wind Factor

80% chance of strong winds in next 30 years

3/10 Air Factor

3 unhealthy days expected this year, 4 days in 30 years

Provided by First Street

Historical weather

Water Mill, NY • 11976

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9 hours in June and 4.6 hours in December, which is comparable to the U.S. average for solar exposure.

9 hrs

4.6 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$12.99M – $15.72M

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Nearby similar homes

NEW 1 HR AGO

$2,995,000

3 beds2 baths1,700 sq ft

700 Edge Of Woods Rd, Water Mill, NY 11976

Modern kitchen • Versatile bonus room • Expansive lot size

Listing by Brown Harris Stevens Hamptons

$1,559,000

4 beds2.5 baths1,585 sq ft

845 County Road 39, Southampton, NY 11968

Stone countertops • 0.54 acre lot • Listed 65 days

Listing by Compass Greater NY LLC

$3,750,000

6 beds7 baths4,046 sq ft

244 N Main St, Southampton, NY 11968

Recently renovated • Open floor plan • Quartz countertops

Listing by Privy Realty Group LLC

$3,600,000

5 beds4.5 baths4,108 sq ft

1999 Deerfield Rd, Water Mill, NY 11976

Landscaped 2 acres • Chef's kitchen • Private retreat

Listing by Daniel Gale Sothebys Intl Rlty

$1,999,000

4 beds3 baths2,790 sq ft

142 Little Fresh Pond Rd, Southampton, NY 11968

Waterfront residence • Private dock • Open-concept kitchen

Listing by Douglas Elliman Real Estate

$1,395,000

3 beds2.5 baths1,622 sq ft

1680 N Sea Rd, Southampton, NY 11968

Private acres • Three season room • Private dining area

Listing by Corcoran

New listings for sale in 11976

NEW 1 HR AGO

$2,995,000

3 beds2 baths1,700 sq ft

700 Edge Of Woods Rd, Water Mill, NY 11976

Modern kitchen • Versatile bonus room • Expansive lot size

Listing by Brown Harris Stevens Hamptons

FOR SALE BY OWNER

$4,550,000

5 beds6 baths4,800 sq ft

50 Tanager Ln, Water Mill, NY 11976

Heated gunite pool • Barbeque grill • Room for tennis

$2,999,995

4 beds4.5 baths2,400 sq ft

2 Schwenks Rd, Water Mill, NY 11976

Junior primary suite • Indoor outdoor setup • Mature landscaping

Listing by Douglas Elliman Real Estate

Home values near 29 Cobb Isle Rd

Data from public records.

Address	Redfin Estimate
34 Cobb Isle Road, Water Mill, NY 5 Beds \| 3 Baths \| 6341 Sq. Ft.	$14,728,479
17 Cobb Isle Road, Water Mill, NY 7 Beds \| 4 Baths \| 7786 Sq. Ft.	$7,783,400

Address	Redfin Estimate
24 Cobb Isle Road, Water Mill, NY 1 Beds \| - Baths \| 1440 Sq. Ft.	$4,996,016
30 Cobb Isle Road, Water Mill, NY 3 Beds \| 2 Baths \| 1975 Sq. Ft.	$6,312,790

Address	Redfin Estimate
52 Cobb Isle Road, Water Mill, NY 5 Beds \| 3 Baths \| 5176 Sq. Ft.	$8,369,101
18 Cobb Isle Road, Water Mill, NY 5 Beds \| 4 Baths \| 3478 Sq. Ft.	$4,630,190

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 11976, NY

Sale history for 29 Cobb Isle Rd

Tax history for 29 Cobb Isle Rd

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 11976

Home values near 29 Cobb Isle Rd

More real estate resources