110 Elder Road, Islip, NY 11751
$1,925,000 · 4 bed · 3 bath · 3,850 sq ft · built 1950 · MLS# 1045909 · Active
Welcome to 110 Elder Road, a rare and commanding ~4,000-square-foot coastal sanctuary nestled within the historic and highly coveted enclave of Bayberry Point. Lovingly maintained and thoughtfully modernized by the same owner for 36 years, this ultra-private, fully hedged, estate-like property features a unique dual front entrance and is arriving on the market for only the second time since 1962. Steeped in prestige, Bayberry Point was envisioned in the late 1800s by the prominent Havemeyer family to be America's "Modern Venice," characterized by its wide, deep-water canals and its premier…
Single-family homes in the Islip Union Free School District sold for a median of $716,000 (typically $630,000–$820,000) across 117 recorded sales between Oct 9, 2025 and Sep 29, 2026, up 6.1% on the 12 months before. This home's $1,925,000 list price sits in the luxury single-family tier for the Islip Union Free School District.
ZIP 11751 has about 2 months of single family inventory — seller's market. Demand is outpacing supply, so homes sell quickly with firm pricing and limited room to negotiate.
At about $29,252 a year, this home's property tax runs roughly 109% above the $14,000 typical for Islip 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 2:30 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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Islip Market Trend
Islip's monthly median has swung between $370K and $800K over the past 2 years — volatility that usually reflects a thin or mixed market rather than one steady trend. Recently, homes have been selling in about 33 days.
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Looking for off-market opportunities or a property attorney's read on this listing? Contact Joseph DeVito — Lic. R.E. Associate Broker + NY-licensed real estate attorney.
