3645 Soundview Avenue, Peconic, NY 11958

$3,300,000 · 4 bed · 3 bath · 3,028 sq ft · built 1986 · MLS# 1007876 · Active

North Fork retreat! A powder white sandy path leads to a gorgeous private beach offering 116 ft. of waterfrontage while incredible sparkling Sound views, sunsets, and lush greenery set this property apart. Enjoy water views from the open concept main level and the expansive 800+ sq. ft. rear deck - perfect for lounging, al fresco dining and taking in the fresh sea air. With over 3,000 sq. ft. of living space and an unfinished basement that offers an additional shy 1,000 sq. ft. without the 2-car attached garage, there is…

Single-family homes in the Southold Union Free School District sold for a median of $985,000 (typically $765,000–$1,700,000) across 88 recorded sales between Oct 9, 2025 and Sep 22, 2026, down 9.9% on the 12 months before. This home's $3,300,000 list price sits in the luxury single-family tier for the Southold Union Free School District.

At about $18,226 a year, this home's property tax runs roughly 128% above the $8,000 typical for Southold 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