Google street view image for 647 Dune Rd, Westhampton Beach, NY 11978

Off market nov 2001 for $730K

$2,403,969

Est. refi paymentEst. refi $4,829/mo

•

2 ba

•

2,186

sq ft

647 Dune Rd, Westhampton Beach, NY 11978

About this home

647 Dune Rd is a 2,186 square foot house on a 10,019 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on November 20, 2001 for $730,000. Based on Redfin's Westhampton Beach data, we estimate the home's value is $2,403,969.

Single-familyProperty Type

1994Year Built

10,019 sq ftLot Size

$1,100Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$2,403,969

$1.7M since sold in November 2001$135K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 14.5% higher than the average sale price ($2.10M) of 5 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 MAY 20, 2026
$950,000
C
3 beds2 baths1,275 sq ft
10 Bayview Rd, Remsenburg, NY 11960
Listing by True North Realty Luxury Homes
SOLD MAY 7, 2025
$1,850,000
D
3 beds2.5 baths1,700 sq ft
580 Dune Rd #3, Westhampton Beach, NY 11978
Listing by Compass Greater NY LLC
SOLD SEP 24, 2026
$2,050,000
E
3 beds2.5 baths1,597 sq ft
580 Dune Rd #5, Westhampton Beach, NY 11978
Listing by Serhant East End LLC

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$2,111,896

Est. take-home

List your home with Redfin and save $24,040

Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$7,568/mo

Redfin rental estimate

List your home for rent

Market trends in 11978, NY

Last updated October 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-list price

96.9%

+1.0% MoM

Median sale price

$1.4M

$167K MoM

Avg. days on market

88d

1 days MoM

Recently sold homes

7 MoM

New listings for sale

OPEN SAT, 1:30PM TO 3PM
$1,100,000
2 beds1 bath664 sq ft
87 Oak St, Westhampton Beach, NY 11978
Listing by Hampton Estates Realty LLC
$5,200,000
7 beds8.5 baths6,072 sq ft
279 Sunset Ave, Westhampton Beach, NY 11978
Listing by Douglas Elliman Real Estate
$2,149,000
3 beds2 baths1,288 sq ft
261 Dune Rd Unit G29, Westhampton Beach, NY 11978
Listing by Kerrigan Country Realty
$895,000
3 beds1.5 baths1,263 sq ft
755 Hamilton Ave, Westhampton Beach, NY 11978
Listing by Brown Harris Stevens W Hampton
$1,295,000
1 bed1 bath800 sq ft
260 Dune Rd #104, Westhampton Beach, NY 11978
Listing by Douglas Elliman Real Estate
See all

Provided by Redfin

Sale history for 647 Dune Rd

Year

Property tax

Land + Additions

Assessment*

2022

$14,970

$1,689,400 + $253,900

$1,943,300

2021

$14,970 (+1.5%)

$1,689,400 + $253,900

$1,943,300

2020

$14,746 (+2.8%)

$1,689,400 + $253,900

$1,943,300

2019

$14,339 (−0.1%)

$1,689,400 + $253,900

$1,943,300

2018

$14,357 (+10.9%)

$1,583,800 + $239,000

$1,822,800

2017

$12,941 (−0.8%)

$1,425,400 + $215,100

$1,640,500

2016

$13,050 (−0.8%)

$1,425,400 + $215,100

$1,640,500

2015

$13,150 (+2.5%)

$1,425,400 + $215,100

$1,640,500

2014

$12,832 (+3.3%)

$1,425,400 + $215,100

$1,640,500

2013

$12,418 (+4.4%)

$1,425,400 + $215,100

$1,640,500

2012

$11,898 (+5.7%)

$1,425,400 + $224,600

$1,650,000

2011

$11,256 (−7.5%)

$1,425,400 + $224,600

$1,650,000

2010

$12,174 (+1.6%)

$1,583,800 + $249,600

$1,833,400

2009

$11,981

$1,583,800 + $249,600

$1,833,400

Tax history for 647 Dune Rd

Year

Property tax

Land + Additions

Assessment*

2022

$14,970

$1,689,400 + $253,900

$1,943,300

2021

$14,970 (+1.5%)

$1,689,400 + $253,900

$1,943,300

2020

$14,746 (+2.8%)

$1,689,400 + $253,900

$1,943,300

2019

$14,339 (−0.1%)

$1,689,400 + $253,900

$1,943,300

2018

$14,357 (+10.9%)

$1,583,800 + $239,000

$1,822,800

2017

$12,941 (−0.8%)

$1,425,400 + $215,100

$1,640,500

2016

$13,050 (−0.8%)

$1,425,400 + $215,100

$1,640,500

2015

$13,150 (+2.5%)

$1,425,400 + $215,100

$1,640,500

2014

$12,832 (+3.3%)

$1,425,400 + $215,100

$1,640,500

2013

$12,418 (+4.4%)

$1,425,400 + $215,100

$1,640,500

2012

$11,898 (+5.7%)

$1,425,400 + $224,600

$1,650,000

2011

$11,256 (−7.5%)

$1,425,400 + $224,600

$1,650,000

2010

$12,174 (+1.6%)

$1,583,800 + $249,600

$1,833,400

2009

$11,981

$1,583,800 + $249,600

$1,833,400

*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: Electric

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Contemporary
Building Construction Quality: Average
Exterior Wall: Wood
Building Type: Single Family

Property Information
Living Sq. Ft: 2,186
Ground Floor Sq. Ft: 561
Building Sq. Ft: 2,186
# of Stories: 2
Legal Description: 1988 LD EQ + 3600

Lot Information
# of Buildings: 1
Land Sq. Ft: 10,019
Legal Lot Number: 24
Legal Block Number: 2
School Tax District: REMSENBURG-SPEONK
Municipality Name: SOUTHAMPTON
Acres: 0.23
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: 3
Baths: 2.0
Sq. Ft.: 2,186
Stories: 2.0
Lot Size: 10,019 square feet
Style: Single Family Residential
Year Built: 1994
Year Renovated: —
County: Suffolk County
APN: 0900391000200024000

Home facts updated by county records on Aug 31, 2026

Around this home

Schools

K - 12
Preschool & daycare

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 49-59% 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, 21 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)

36°

21°

38°

23°

50°

33°

58°

41°

66°

51°

78°

61°

82°

67°

78°

60°

74°

58°

64°

47°

55°

37°

42°

26°

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

$2.28M – $2.77M

Reach more buyers when you sell with Redfin. Save up to $24,040 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

$1,600,000

3 beds2.5 baths2,654 sq ft

12 Station Rd, Westhampton, NY 11977

Open floor plan • New appliances • 0.31 acre lot

Listing by William Raveis New York LLC

$4,500,000

4 beds5.5 baths3,323 sq ft

18 Jagger Ln, Westhampton, NY 11977

Gunite pool • Pool cabana • Chef's kitchen

Listing by Corcoran

$1,345,000

3 beds3 baths2,310 sq ft

171 Jonathan Ln, Westhampton, NY 11977

Gated community • Corner unit • Gas fireplace

Listing by Brown Harris Stevens W Hampton

$1,299,000

3 beds3 baths2,274 sq ft

449 Montauk Hwy, East Moriches, NY 11940

2.5 acre lot • Listed 129 days

Listing by Douglas Elliman Real Estate

$4,500,000

3 beds3 baths2,168 sq ft

398 Dune Rd, Westhampton Beach, NY 11978

Waterfront residence • Turnkey retreat • 0.23 acre lot

Listing by Daniel Gale Sothebys Intl Rlty

$689,000

2 beds2 baths1,170 sq ft

455 Montauk Hwy, Eastport, NY 11941

New solar panels • Mature trees • Large kitchen

Listing by NGC Realty Group

New listings for sale in 11978

OPEN SAT, 1:30PM TO 3PM

$1,100,000

2 beds1 bath664 sq ft

87 Oak St, Westhampton Beach, NY 11978

Room for a pool • Room for jacuzzi • Investment potential

Listing by Hampton Estates Realty LLC

$5,200,000

7 beds8.5 baths6,072 sq ft

279 Sunset Ave, Westhampton Beach, NY 11978

Private den • Mudroom • Full pool bath

Listing by Douglas Elliman Real Estate

$2,149,000

3 beds2 baths1,288 sq ft

261 Dune Rd Unit G29, Westhampton Beach, NY 11978

Largest floor plan • Elevator access • $703 HOA

Listing by Kerrigan Country Realty

$895,000

3 beds1.5 baths1,263 sq ft

755 Hamilton Ave, Westhampton Beach, NY 11978

Quartz countertops • Porcelain tile floor • Walk-in closet

Listing by Brown Harris Stevens W Hampton

$1,295,000

1 bed1 bath800 sq ft

260 Dune Rd #104, Westhampton Beach, NY 11978

Oversized deck • Motorized awning • Pet friendly

Listing by Douglas Elliman Real Estate

Home values near 647 Dune Rd

Data from public records.

Address	Redfin Estimate
645 Dune Road, Westhampton Beach, NY 4 Beds \| 3 Baths \| 1680 Sq. Ft.	$3,320,143
641 Dune Road, Westhampton Beach, NY 4 Beds \| 2 Baths \| 2429 Sq. Ft.	$3,880,181
638 Dune Road, Westhampton Beach, NY 4 Beds \| 2 Baths \| 3044 Sq. Ft.	$3,484,564
636 Dune Road, Westhampton Beach, NY 3 Beds \| 1 Baths \| 3885 Sq. Ft.	$3,530,136
657 Dune Road, Westhampton Beach, NY 3 Beds \| 2 Baths \| 878 Sq. Ft.	$3,169,439
644 Dune Road, Westhampton Beach, NY 4 Beds \| 1 Baths \| 3801 Sq. Ft.	$3,490,065
650 Dune Road, Westhampton Beach, NY 3 Beds \| 4 Baths \| 2043 Sq. Ft.	$3,648,733

Address	Redfin Estimate
652 Dune Road, Westhampton Beach, NY 3 Beds \| 2 Baths \| 1200 Sq. Ft.	$2,334,158
650A Dune Road, Westhampton Beach, NY 4 Beds \| 3 Baths \| 1892 Sq. Ft.	$1,810,433
642 Dune Road, Westhampton Beach, NY 6 Beds \| 1 Baths \| 3171 Sq. Ft.	$3,243,890
648 Dune Road, Westhampton Beach, NY 4 Beds \| 4 Baths \| 2349 Sq. Ft.	$2,681,157
643 Dune Road, Westhampton Beach, NY 5 Beds \| 2 Baths \| 2066 Sq. Ft.	$2,443,995
651 Dune Road, Westhampton Beach, NY 3 Beds \| 2 Baths \| 2000 Sq. Ft.	$3,941,228
655 Dune Road, Westhampton, NY - Beds \| - Baths \| - Sq. Ft.	$2,908,992

Address	Redfin Estimate
640 Dune Road, Westhampton Beach, NY 4 Beds \| 2 Baths \| 2300 Sq. Ft.	$2,895,827
639 Dune Road, Westhampton Beach, NY 4 Beds \| - Baths \| 4730 Sq. Ft.	$6,917,746
637 Dune Road, Westhampton Beach, NY 4 Beds \| 3 Baths \| 2505 Sq. Ft.	$4,390,765
653 Dune Road, Westhampton Beach, NY 5 Beds \| 4.5 Baths \| 3850 Sq. Ft.	$4,593,967
646 Dune Road, Westhampton Beach, NY 4 Beds \| 5 Baths \| 3785 Sq. Ft.	$6,583,575
655 Dune Road, Westhampton Beach, NY 4 Beds \| 3 Baths \| 1759 Sq. Ft.	$4,340,819
653 Dune Road, Westhampton, NY - Beds \| - Baths \| - Sq. Ft.	$2,491,352

Download the Redfin App on the Apple App Store

Download the Redfin App from the Google Play Store

Join us

Become an Agent

Get referrals

Careers

Find homes faster

About us

Find us

Subsidiaries

Affiliated Business

Countries

United States

Canada

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

Redfin Brokerage Licenses

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.

11901 homes for sale
11977 homes for sale
11978 homes for sale
11942 homes for sale
11960 homes for sale

Houses for rent in Westhampton	Agents near me	White Plains, NY homes for sale	Westhampton Housing Market
Houses for sale near me	New York, NY homes for sale	Yonkers, NY homes for sale
Land for sale near me	Manhattan, NY homes for sale	Scarsdale, NY homes for sale
Open Houses near me	Rochester, NY homes for sale	Westhampton Property Records
Condos for sale near me	Buffalo, NY homes for sale	NY New Listings

Rocky Point homes for sale
Mount Sinai homes for sale
Medford homes for sale

About this home

Redfin Estimate

Earn from this home

Market trends in 11978, NY

Sale history for 647 Dune Rd

Tax history for 647 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 647 Dune Rd

More real estate resources