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431 Dune RoadWesthampton Beach, NY 11978

For Sale

$3,775,000

Smart Buyer Rebate $37,750

Your Dune Road dream home opportunity is here! Imagine living on one of the most beautiful beaches in the world with panoramic oceanfront views from every room in the house! This four-bedroom, four-bath home features an open floor plan with vaulted ceilings, and floor to ceiling windows in the living room providing fantastic natural light from sunrise to sunset. Each bedroom has its own private balcony with ocean views. The living room and primary bedroom suite each have wood burning fireplaces. This home is located right on the ocean beach path and provides access to Moriches Bay as well. The large outside deck provides plenty of room for entertaining, outdoor dining or just lounging in the sun. The kitchen is well-appointed with a center island and dining area. Located just a short 5-minute drive to the charming village of Westhampton Beach with its great restaurants and shops, this is a rare and unique opportunity to own a piece of paradise. All offers to be accompanied by either proof of funds or pre-approval letter.

Listed by Dan Martinsen

·

Daniel Gale Sothebys Intl Rlty

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631-288-1050

Last updated May 30, 2026

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Source: OneKey #955028

Listing Facts

  • TypeSingle-family
  • NeighborhoodThe Hamptons
  • Bedrooms4
  • Bathrooms4
  • Days on Prevu27
  • Taxes$14,446.08/year
  • Size1,880 sqft
  • Price per sqft$2,008

Amenities

  • Air Conditioning
  • Parking

Location

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Listing History

05/19/2026
Listed by Daniel Gale Sothebys Intl Rlty
$3,775,000

Property Details for 431 Dune Road

Exterior

Construction

  • Year Built: 1999
  • Architectural Style: Other
  • Construction Materials: Frame

Features

  • Waterfront Features: Beach Access, Beach Front, Ocean Access, Ocean Front
  • Waterfront: Yes

Measurements

  • Building Area Units: Square Feet
  • Lot Size Acres: 0.11
  • Lot Size Square Feet: 4,792

Financial

Taxes

  • Tax Annual Amount: $14,446.08
  • Tax Year: 2025

Interior

Features

  • Appliances: Oven
  • Interior Features: First Floor Full Bath

Measurements

  • Living Area: 1,880
  • Living Area Source: Public Records

Rooms

  • Bathrooms Full: 4
  • Bathrooms Total Integer: 4
  • Bedrooms Total: 4
  • Rooms Total: 12

Parking

Parking

  • Parking Features: Driveway

Schools

Elementary School

  • Elementary School: Westhampton Beach Elem School
  • Elementary School District: Westhampton Beach

High School

  • High School: Westhampton Beach Senior High Sch
  • High School District: Westhampton Beach

Middle or Junior School

  • Middle Or Junior School: Westhampton Middle School
  • Middle Or Junior School District: Westhampton Beach

Utilities

Equipment

  • Cooling: Central Air
  • Heating: Propane
  • Sewer: Cesspool
  • Utilities: Electricity Connected, Water Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 4 bedrooms and 4 bathrooms in this single-family home at 431 Dune Road.

What schools are nearby to 431 Dune Road?

Nearby schools include the Westhampton Beach Elem School Elementary School, Westhampton Middle School, and Westhampton Beach Senior High Sch.

What are the annual taxes for 431 Dune Road?

Annual taxes for this single-family home are estimated at $14,446.

How does 431 Dune Road compare to other single-family homes in The Hamptons?

This single-family home is listed 6% below the average price for single-family homes in The Hamptons and has been on the market for 106 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 1,880 sqft.

431 Dune Road is a 4-bedroom, 4-bath single-family home for sale in Westhampton Beach NY 11978. On Prevu for 27 days at $3,775,000. This property features 1,880 square feet of living space, located in The Hamptons. The median listing price for single-family homes in this area is $2,385,000. Nearby schools include Westhampton Beach Elem School Elementary School, Westhampton Middle School, and Westhampton Beach Senior High Sch. Property amenities include air conditioning and parking. Browse more single-family home listings in Suffolk County.

The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey™ MLS. The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. Information Copyright 2026, OneKey™ MLS. All Rights Reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.