559 Dune Road, Westhampton, NY 11978

559 Dune Road, Westhampton, NY 11978

$5,899,000 · 4 bed · 4 bath · 2,840 sq ft · built 1985 · MLS# 1015502 · Active

Set on an extraordinary 0.93-acre oceanfront parcel with 122 feet of direct Atlantic Ocean frontage, 559 Dune Road presents a rare opportunity to own a private coastal retreat in Westhampton. Offering nearly 3,000 square feet of living space, this four-bedroom, three-bath residence captures panoramic water views with breathtaking sunrises over the ocean and spectacular sunsets across Moriches Bay. The second level is dedicated to open-concept living and designed to maximize the home's unparalleled setting. The living room, dining area, and kitchen flow seamlessly together beneath walls of glass, while three…

Single-family homes in the Remsenburg-Speonk Union Free School District sold for a median of $1,900,000 (typically $1,080,000–$2,930,000) across 30 recorded sales between Oct 9, 2025 and Sep 15, 2026, up 4.7% on the 12 months before.

At about $21,147 a year, this home's property tax runs roughly 164% above the $8,000 typical for Remsenburg-Speonk 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

Listings courtesy of OneKey® MLS as distributed by MLS GRID.

Based on information submitted to the MLS GRID as of October 11, 2026 3:30 am. 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.

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Westhampton Market Trend

Over the past 2 years, Westhampton has cooled from a peak near $3.02M around January 2026 to about $1.42M, with homes taking longer to sell. If the easing persists, conditions could move further toward a balanced market.