330 Dune Road, Westhampton Beach, NY 11978

$6,500,000 · 6 bed · 6 bath · 5,160 sq ft · built 1989 · MLS# 1066708 · Active

A Hollywood-Era Hamptons Legacy on World-Renowned Dune Road. For the first time ever, this remarkable bayfront estate is being offered to the market, a rare invitation to step into the glamour, history and easy summer living that have made this summer getaway on Dune Road legendary. Set in the coveted 300 block, just steps from the bridge and with effortless access to Westhampton Beach Village and Main Street, the property places you at the heart of it all. This is the storied stretch of the Hamptons where stars like Sammy…

Single-family homes in the Westhampton Beach Union Free School District sold for a median of $2,090,000 (typically $1,300,000–$3,000,000) across 94 recorded sales between Oct 17, 2025 and Sep 29, 2026, up 6.9% on the 12 months before. This home's $6,500,000 list price sits in the luxury single-family tier for the Westhampton Beach Union Free School District.

ZIP 11978 has about 9.4 months of single family inventory — strong buyer's market. A heavily oversupplied market — buyers hold the upper hand, and sellers often offer price cuts or concessions to compete.

At about $34,820 a year, this home's property tax runs roughly 287% above the $9,000 typical for Westhampton Beach Union Free School District. Suffolk bills combine town, school and special-district levies, so two homes at the same price in neighboring districts can carry materially different taxes. Exemptions such as STAR, Senior or Veteran move the number as well — a new owner's bill is often not the same as the seller's.

OneKey MLS (recorded LI sales, trailing 12mo) + actual tax