OFF MARKET

Off market jan 1999 for $138K

$1,070,217

Est. refi paymentEst. refi $897/mo

•

1 ba

•

640

sq ft

18 Bay Rd, Westhampton Beach, NY 11978

About this home

18 Bay Rd is a 640 square foot house on a 4,792 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on January 11, 1999 for $138,000. Based on Redfin's Westhampton Beach data, we estimate the home's value is $1,070,217.

Single-familyProperty Type

1987Year Built

4,792 sq ftLot Size

$1,672Est. Price/Sq.Ft.

Source:Public Records

Listed by Courtney S. Piliero • Douglas Elliman Real Estate

•631-905-5994 (agent)

Redfin checked: a few seconds ago

•Source:OneKey® MLS as Distributed by MLS Grid #816689

Redfin Estimate

$1,070,217

$932K since sold in January 1999$142K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 21.7% lower than the average sale price ($1.37M) of 6 comparable homes.

SOLD MAY 7, 2025
$1,850,000
A
3 beds2.5 baths1,700 sq ft
580 Dune Rd #3, Westhampton Beach, NY 11978
Listing by Compass Greater NY LLC
SOLD AUG 5, 2026
$850,000
B
2 beds1 bath800 sq ft
4 Southwind Rd, Remsenburg, NY 11960
Listing by Signature Premier Properties
SOLD NOV 24, 2025
$1,555,555
C
3 beds2 baths1,236 sq ft
37 Harbor Rd, Westhampton Beach, NY 11978
Listing by Douglas Elliman Real Estate
SOLD SEP 24, 2026
$2,050,000
D
3 beds2.5 baths1,597 sq ft
580 Dune Rd #5, Westhampton Beach, NY 11978
Listing by Serhant East End LLC
SOLD MAY 20, 2026
$950,000
E
3 beds2 baths1,275 sq ft
10 Bayview Rd, Remsenburg, NY 11960
Listing by True North Realty Luxury Homes
SOLD AUG 1, 2026
$950,000
F
3 beds2 baths1,700 sq ft
38 Columbia, Westhampton, NY 11977
Listing by Signature Premier Properties

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$993,702

Est. take-home

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Est. cash available

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Rent

$3,522/mo

Redfin rental estimate

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Market trends in 11978, NY

Last updated October 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-list price

96.0%

+0.2% MoM

Median sale price

$1.2M

$5K MoM

Avg. days on market

89d

4 days MoM

Recently sold homes

6 MoM

New listings for sale

NEW 14 HRS AGO
$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
$6,500,000
6 beds5.5 baths5,160 sq ft
330 Dune Rd, Westhampton Beach, NY 11978
Listing by Nest Seekers International LLC
See all

Provided by Redfin

Sale history for 18 Bay Rd

Year

Property tax

Land + Additions

Assessment*

2026

$1,966 (+8.7%)

$457,400 + $86,700

$544,100

2025

$1,809 (+11.9%)

$457,400 + $86,700

$544,100

2024

$1,616 (−49.5%)

$457,400 + $86,700

$544,100

2023

$3,200 (−45.4%)

$457,400 + $86,700

$544,100

2022

$5,864

$457,400 + $86,700

$544,100

2021

$5,864 (+1.2%)

$457,400 + $102,900

$560,300

2020

$5,794 (+2.8%)

$457,400 + $102,900

$560,300

2019

$5,638 (+44.9%)

$457,400 + $102,900

$560,300

2018

$3,890 (+6.0%)

$411,700 + $77,400

$489,100

2017

$3,671 (−1.4%)

$388,800 + $73,100

$461,900

2016

$3,723 (+3.5%)

$388,800 + $73,100

$461,900

2015

$3,596 (+14.0%)

$388,800 + $59,500

$448,300

2014

$3,155 (−19.1%)

$388,800 + $10,000

$398,800

2013

$3,902 (+6.1%)

$457,400 + $61,600

$519,000

2012

$3,677 (+2.7%)

$457,400 + $61,600

$519,000

2011

$3,579 (+2.7%)

$457,400 + $61,600

$519,000

2010

$3,484 (+6.6%)

$457,400 + $61,600

$519,000

2009

$3,268

$457,400 + $61,600

$519,000

Tax history for 18 Bay Rd

Year

Property tax

Land + Additions

Assessment*

2026

$1,966 (+8.7%)

$457,400 + $86,700

$544,100

2025

$1,809 (+11.9%)

$457,400 + $86,700

$544,100

2024

$1,616 (−49.5%)

$457,400 + $86,700

$544,100

2023

$3,200 (−45.4%)

$457,400 + $86,700

$544,100

2022

$5,864

$457,400 + $86,700

$544,100

2021

$5,864 (+1.2%)

$457,400 + $102,900

$560,300

2020

$5,794 (+2.8%)

$457,400 + $102,900

$560,300

2019

$5,638 (+44.9%)

$457,400 + $102,900

$560,300

2018

$3,890 (+6.0%)

$411,700 + $77,400

$489,100

2017

$3,671 (−1.4%)

$388,800 + $73,100

$461,900

2016

$3,723 (+3.5%)

$388,800 + $73,100

$461,900

2015

$3,596 (+14.0%)

$388,800 + $59,500

$448,300

2014

$3,155 (−19.1%)

$388,800 + $10,000

$398,800

2013

$3,902 (+6.1%)

$457,400 + $61,600

$519,000

2012

$3,677 (+2.7%)

$457,400 + $61,600

$519,000

2011

$3,579 (+2.7%)

$457,400 + $61,600

$519,000

2010

$3,484 (+6.6%)

$457,400 + $61,600

$519,000

2009

$3,268

$457,400 + $61,600

$519,000

*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: 1

Heating & Cooling
Heating Fuel Type: Electric

Exterior

Exterior Information
Physical Condition: Fair
Building Style Type: Ranch
Building Construction Quality: Average
Exterior Wall: Wood
Building Type: Residential

Property Information
Living Sq. Ft: 640
Ground Floor Sq. Ft: 500
Building Sq. Ft: 640
# of Stories: 1
Legal Description: LD EQ +2700

Lot Information
# of Buildings: 1
Land Sq. Ft: 4,792
Legal Lot Number: 20
Legal Block Number: 3
School Tax District: WESTHAMPTON BEACH
Municipality Name: SOUTHAMPTON
Acres: 0.11
Zoning Code: R5
State Use Description: SEASONAL RESID

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

Financial

Assessor Information
Assessment Year: 2025

Public facts

Beds: 2
Baths: 1.0
Sq. Ft.: 640
Stories: 1.0
Lot Size: 4,792 square feet
Style: Single Family Residential
Year Built: 1987
Year Renovated: —
County: Suffolk County
APN: 0905017000300020000

Home facts updated by county records on Aug 31, 2026

Around this home

Schools

K - 12
Preschool & daycare

Westhampton Beach Elementary School

Public K-5 • Assigned • 2.2mi

9/10

Westhampton Middle School

Public 6-8 • Assigned • 2.3mi

9/10

Westhampton Beach Senior High School

Public 9-12 • Assigned • 2.3mi

7/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

10/10 Flood Factor

Estimated 80%+ 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, 18 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

$1.02M – $1.23M

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Nearby similar homes

$4,499,000

4 beds4.5 baths4,107 sq ft

42 Jessup Ln, Westhampton Beach, NY 11978

Custom millwork • Intricate moldings • Three fireplaces

Listing by Daniel Gale Sothebys Intl Rlty

$5,295,000

5 beds5.5 baths4,938 sq ft

19 Old Meadow Bnd, Westhampton Beach, NY 11978

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Listing by Kerrigan Country Realty

$5,295,000

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Primary suite views • 0.37 acre lot • 12 parking spots

Listing by Nest Seekers International LLC

$3,999,999

5 beds6.5 baths4,111 sq ft

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Mahogany rear deck • Gunite pool • Koi pond

Listing by Compass Greater NY LLC

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4 beds2.5 baths1,748 sq ft

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Listing by BERKSHIRE HATHAWAY

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Listing by Douglas Elliman Real Estate

New listings for sale in 11978

NEW 14 HRS AGO

$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 • $1,908 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

$6,500,000

6 beds5.5 baths5,160 sq ft

330 Dune Rd, Westhampton Beach, NY 11978

Bayfront estate • Spacious decking • 1.1 acre lot

Listing by Nest Seekers International LLC

Home values near 18 Bay Rd

Data from public records.

Address	Redfin Estimate
23 Bay Rd, Westhampton Beach, NY 8 Beds \| 3 Baths \| 309 Sq. Ft.	$4,163,159
20 Bay Rd, Westhampton Beach, NY 4 Beds \| 2 Baths \| 1167 Sq. Ft.	$1,367,592
23 Bay Rd, Westhampton Beach, NY 2 Beds \| 1 Baths \| 720 Sq. Ft.	$1,263,681
13 Bay Rd, Westhampton Beach, NY 4 Beds \| 3 Baths \| 2911 Sq. Ft.	$2,972,732
24 Point Rd, Westhampton Beach, NY 3 Beds \| 1 Baths \| 1581 Sq. Ft.	$1,565,691
37 Harbor Rd, Westhampton Beach, NY 3 Beds \| 2 Baths \| 1236 Sq. Ft.	$1,550,026
7 Pond Point Rd, Westhampton Beach, NY 3 Beds \| 1 Baths \| 1446 Sq. Ft.	$1,458,553

Address	Redfin Estimate
21 Bay Rd, Westhampton Beach, NY 2 Beds \| 1 Baths \| 720 Sq. Ft.	$1,323,605
12 Bay Rd, Westhampton Beach, NY 2 Beds \| 1 Baths \| 1035 Sq. Ft.	$1,173,463
21 Bay Rd, Westhampton Beach, NY 6 Beds \| 3 Baths \| 4518 Sq. Ft.	$1,788,376
15 Bay Rd, Westhampton Beach, NY 6 Beds \| 3 Baths \| 4764 Sq. Ft.	$8,226,752
27 Harbor Rd, Westhampton Beach, NY 3 Beds \| 2 Baths \| 1094 Sq. Ft.	$1,471,381
436 Dune Rd, Westhampton Beach, NY 5 Beds \| 2 Baths \| 1728 Sq. Ft.	$1,635,607
9 Harbor Rd, Westhampton Beach, NY 2 Beds \| 1 Baths \| 675 Sq. Ft.	$1,334,883

Address	Redfin Estimate
15 Bay Rd, Westhampton Beach, NY 2 Beds \| 1 Baths \| 1536 Sq. Ft.	$4,013,744
13 Bay Rd, Westhampton Beach, NY 3 Beds \| 1 Baths \| 768 Sq. Ft.	$2,386,943
22 Bay Rd, Westhampton Beach, NY 3 Beds \| 3.5 Baths \| 3430 Sq. Ft.	$3,349,710
80 Pond Point Rd, Westhampton Beach, NY 3 Beds \| 2 Baths \| 816 Sq. Ft.	$1,540,378
6 Point Rd, Westhampton Beach, NY 3 Beds \| 1 Baths \| 2142 Sq. Ft.	$1,888,377
19 Point Rd, Westhampton Beach, NY 2 Beds \| 1 Baths \| 1370 Sq. Ft.	$1,650,163
30 Harbor Rd, Westhampton Beach, NY 3 Beds \| 1 Baths \| 903 Sq. Ft.	$1,480,504

Property information provided by OneKey® MLS as Distributed by MLS Grid when last listed in 2025. This data may not match . Learn more.

Listing provided courtesy of: Douglas Elliman Real Estate

Listing agent: Courtney S. Piliero (6319055994)

Based on information submitted to the MLS GRID as of Tue Nov 10 2026. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Last Updated: 2025-05-22T02:20:29.405Z

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About this home

Redfin Estimate

Earn from this home

Market trends in 11978, NY

Sale history for 18 Bay Rd

Tax history for 18 Bay 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 18 Bay Rd

More real estate resources