Google street view image for 641 Dune Rd, Westhampton Beach, NY 11978

Off market feb 2006 for $2.5M

$3,789,324

Est. refi paymentEst. refi $16,818/mo

•

2 ba

•

2,429

sq ft

641 Dune Rd, Westhampton Beach, NY 11978

About this home

641 Dune Rd is a 2,429 square foot house on a 0.42 acre lot with 4 bedrooms and 2 bathrooms. - it last sold on February 27, 2006 for $2,500,000. Based on Redfin's Westhampton Beach data, we estimate the home's value is $3,789,324.

Single-familyProperty Type

2013Year Built

0.42 acresLot Size

$1,560Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$3,789,324

$1.3M since sold in February 2006$41K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 57.3% higher than the average sale price ($2.41M) of 6 comparable homes.

SOLD SEP 9, 2026
$4,400,000
A
4 beds3 baths2,258 sq ft
688 Dune Rd, Westhampton Beach, NY 11978
Listing by Compass Greater NY LLC
SOLD SEP 23, 2026
$1,250,000
B
3 beds2 baths2,171 sq ft
5 Wood Hollow Dr, Westhampton, NY 11977
Listing by Daniel Gale Sothebys Intl Rlty
SOLD SEP 24, 2026
$2,050,000
C
3 beds2.5 baths1,597 sq ft
580 Dune Rd #5, Westhampton Beach, NY 11978
Listing by Serhant East End LLC
SOLD MAR 19, 2026
$2,450,000
D
4 beds2 baths1,512 sq ft
630 Dune Rd, Westhampton Beach, NY 11977
Listing by Compass Greater NY LLC
SOLD AUG 29, 2026
$2,950,000
E
4 beds3.5 baths2,368 sq ft
54 Library Ave, Westhampton Beach, NY 11978
Listing by Douglas Elliman Real Estate
SOLD AUG 6, 2026
$1,350,000
F
4 beds2.5 baths2,574 sq ft
15 E Shore Dr, Babylon, NY 11702
Listing by Signature Premier Properties

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Earn from this home

Sell

$2,680,732

Est. take-home

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Refinance

Est. cash available

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Rent

$8,414/mo

Redfin rental estimate

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Market trends in 11978, NY

Last updated September 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-List Price

95.8%

1.8% MoM

Median sale price

$1.2M

$886K MoM

Avg. days on market

85d

21 days MoM

Recently sold homes

3 MoM

New listings for sale

OPEN SAT, 11:30AM TO 2PM
$1,799,000
4 beds2 baths1,926 sq ft
7 Bridle Path, Westhampton Beach, NY 11978
Listing by Serhant East End LLC
$1,569,000
2 beds3.5 baths1,728 sq ft
3018 Mitchell Rd, Westhampton Beach, NY 11978
Listing by Corcoran
$6,250,000
5 beds5 baths3,466 sq ft
824 Dune Rd, Westhampton Dunes, NY 11978
Listing by Compass Greater NY LLC
OPEN SUN, 10AM TO 11:30AM
$1,495,000
2 beds2 baths943 sq ft
260 Dune Rd #89, Westhampton Beach, NY 11978
Listing by Brown Harris Stevens W Hampton
See all

Provided by Redfin

Sale history for 641 Dune Rd

Year

Property tax

Land + Additions

Assessment*

2022

$20,339

$1,875,900 + $764,300

$2,640,200

2021

$20,339 (+1.5%)

$1,875,900 + $764,300

$2,640,200

2020

$20,034 (+2.8%)

$1,875,900 + $764,300

$2,640,200

2019

$19,482 (+1.9%)

$1,875,900 + $764,300

$2,640,200

2018

$19,113 (−0.2%)

$1,758,700 + $667,800

$2,426,500

2017

$19,141 (−0.8%)

$1,758,700 + $667,800

$2,426,500

2016

$19,302 (−0.8%)

$1,758,700 + $667,800

$2,426,500

2015

$19,450 (+2.5%)

$1,758,700 + $667,800

$2,426,500

2014

$18,980 (+39.4%)

$1,758,700 + $667,800

$2,426,500

2013

$13,617 (−2.0%)

$1,758,700 + $40,100

$1,798,800

2012

$13,889 (+5.7%)

$1,758,700 + $167,500

$1,926,200

2011

$13,140 (−22.9%)

$1,582,800 + $725,800

$2,308,600

2010

$17,034 (+20.3%)

$1,758,700 + $806,500

$2,565,200

2009

$14,155

$1,758,700 + $407,400

$2,166,100

Tax history for 641 Dune Rd

Year

Property tax

Land + Additions

Assessment*

2022

$20,339

$1,875,900 + $764,300

$2,640,200

2021

$20,339 (+1.5%)

$1,875,900 + $764,300

$2,640,200

2020

$20,034 (+2.8%)

$1,875,900 + $764,300

$2,640,200

2019

$19,482 (+1.9%)

$1,875,900 + $764,300

$2,640,200

2018

$19,113 (−0.2%)

$1,758,700 + $667,800

$2,426,500

2017

$19,141 (−0.8%)

$1,758,700 + $667,800

$2,426,500

2016

$19,302 (−0.8%)

$1,758,700 + $667,800

$2,426,500

2015

$19,450 (+2.5%)

$1,758,700 + $667,800

$2,426,500

2014

$18,980 (+39.4%)

$1,758,700 + $667,800

$2,426,500

2013

$13,617 (−2.0%)

$1,758,700 + $40,100

$1,798,800

2012

$13,889 (+5.7%)

$1,758,700 + $167,500

$1,926,200

2011

$13,140 (−22.9%)

$1,582,800 + $725,800

$2,308,600

2010

$17,034 (+20.3%)

$1,758,700 + $806,500

$2,565,200

2009

$14,155

$1,758,700 + $407,400

$2,166,100

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

Property details

Interior

Bathroom Information
# of Full Baths: 2

Heating & Cooling
Heating Fuel Type: Electric
Heating Type: Hot Air

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Ranch
Building Construction Quality: Average
Building Type: Single Family

Pool Information
Pool Type: Hot Tub/Jacuzzi
Has Pool

Property Information
Living Sq. Ft: 2,429
Ground Floor Sq. Ft: 1,386
Building Sq. Ft: 2,429
Legal Description: 1987 EQ + 179001988 LD EQ00/IMP+6000

Lot Information
# of Buildings: 1
Land Sq. Ft: 18,295
Legal Lot Number: 27
Legal Block Number: 2
School Tax District: REMSENBURG-SPEONK
Municipality Name: SOUTHAMPTON
Acres: 0.42
Zoning Code: R40
State Use Description: SINGLE FAMILY RESID

Utility Information
Sewer Type: Private
Water Service Type: Commercial
Utility Type: Electric

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 2,429
Stories: —
Lot Size: 0.42 acres
Style: Single Family Residential
Year Built: 2013
Year Renovated: —
County: Suffolk County
APN: 0900391000200027000

Home facts updated by county records on Aug 31, 2026

Around this home

Schools

Remsenburg Speonk Elementary School

Public K-6 • Assigned • 2.3mi

6/10

Westhampton Middle School

Public 6-8 • Assigned • 3.5mi

9/10

Eastport South Manor Junior Senior High School

Public 7-12 • Assigned • 7.6mi

8/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

6/10 Flood Factor

Estimated 75-83% chance 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, 20 days in 30 years

8/10 Wind Factor

80% chance of strong winds in next 30 years

4/10 Air Factor

4 unhealthy days expected this year, 5 days in 30 years

Provided by First Street

Historical weather

Westhampton Beach, NY • 11978

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 8.9 hours in June and 4.6 hours in December, which is comparable to the U.S. average for solar exposure.

8.9 hrs

4.6 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$3.65M – $4.42M

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Nearby similar homes

$2,349,000

4 beds4.5 baths3,500 sq ft

129 S Country Rd, Remsenburg, NY 11960

Listing by Compass Greater NY LLC

$4,750,000

5 beds7 baths9,500 sq ft

45 Beach Ln, Westhampton Beach, NY 11978

Listing by Douglas Elliman Real Estate

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3 beds3 baths2,310 sq ft

171 Jonathan Ln, Westhampton, NY 11977

Listing by Brown Harris Stevens W Hampton

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4 beds3.5 baths1,808 sq ft

16 Meadow Ln, Westhampton Beach, NY 11978

Listing by Brown Harris Stevens W Hampton

$7,995,000

8 beds6.5 baths5,200 sq ft

92 Beach Ln, Westhampton Beach, NY 11978

Listing by Compass Greater NY LLC

$4,750,000

5 beds7 baths4,889 sq ft

18 Pine Tree Ln, Westhampton, NY 11977

Listing by Charles Rutenberg Realty Inc

New listings for sale in 11978

OPEN SAT, 11:30AM TO 2PM

$1,799,000

4 beds2 baths1,926 sq ft

7 Bridle Path, Westhampton Beach, NY 11978

Listing by Serhant East End LLC

$1,569,000

2 beds3.5 baths1,728 sq ft

3018 Mitchell Rd, Westhampton Beach, NY 11978

Listing by Corcoran

$6,250,000

5 beds5 baths3,466 sq ft

824 Dune Rd, Westhampton Dunes, NY 11978

Listing by Compass Greater NY LLC

OPEN SUN, 10AM TO 11:30AM

$1,495,000

2 beds2 baths943 sq ft

260 Dune Rd #89, Westhampton Beach, NY 11978

Listing by Brown Harris Stevens W Hampton

Home values near 641 Dune Rd

Data from public records.

Address	Redfin Estimate
645 Dune Rd, Westhampton Beach, NY 4 Beds \| 3 Baths \| 1680 Sq. Ft.	$3,438,107
640 Dune Rd, Westhampton Beach, NY 4 Beds \| 2 Baths \| 2300 Sq. Ft.	$2,621,143

Address	Redfin Estimate
647 Dune Rd, Westhampton Beach, NY 3 Beds \| 2 Baths \| 2186 Sq. Ft.	$2,528,020
639 Dune Rd, Westhampton Beach, NY 4 Beds \| - Baths \| 4730 Sq. Ft.	$7,710,104

Address	Redfin Estimate
633 Dune Rd, Westhampton Beach, NY 4 Beds \| 3 Baths \| 1822 Sq. Ft.	$4,791,296
638 Dune Rd, Westhampton Beach, NY 4 Beds \| 2 Baths \| 3044 Sq. Ft.	$2,787,608

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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 11978, NY

Sale history for 641 Dune Rd

Tax history for 641 Dune Rd

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 11978

Home values near 641 Dune Rd

More real estate resources