66 Hillside Drive E, Sag Harbor, NY 11963

$4,495,000 · 6 bed · 8 bath · 4,519 sq ft · built 2025 · MLS# 1027629 · Active

This spectacular new construction home in Sag Harbor, designed by Peter Cook AIA, delivers the best of the Hamptons moments from the water and life in the Village. Just a few houses down from Ninevah bay beach, sited on a clear .35 acre parcel in Sag Harbor Hills, this brand-new home has 6 bedrooms,6 full and 2 half baths, with 4,519 +/- sq. ft. of living space across all 3 levels. Equipped with every luxurious amenity expected in a Hamptons home, including pool, pool house with a fireplace, and a…

Single-family homes in the Sag Harbor Union Free School District sold for a median of $2,350,000 (typically $1,700,000–$4,200,000) across 51 recorded sales between Oct 4, 2025 and Sep 30, 2026, up 20.8% on the 12 months before. This home's $4,495,000 list price sits in the upper single-family tier for the Sag Harbor Union Free School District.

At about $326 a year, this home's property tax runs roughly 95% below the $7,000 typical for Sag Harbor 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