4 Mallard DriveLloyd Harbor, NY 11743Sale Price: $2,228,000

  • Sale Price: $2,228,000
  • 301 Days Since Sale
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Federal 30-year interest rate: 6.37% last updated on May 7, 2026
* All Figures are estimates. Check with your bank or proposed mortgage company for actual interest rates.
This product uses the FRED® API but is not endorsed or certified by the Federal Reserve Bank of St. Louis.
  • $2,228,000Sale Price
  • 7Bedrooms
  • 7Bathrooms

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Drive through the brick pillars to a private road/with private beach and arrive at this meticulously maintained compound. Mediterranean influenced on 3+acres of hotel-like grounds. Recent outdoor renovations include "lighted"hard tennis court,hardscaping ,solar system,new driveway,patios and gunite pool. Interior renovations include "smart" Creston electrical system, radiant heat system,woodworking and fine finishes throughout, separate catering kitchen,theater,and wine cellar. Two story attached guest cottage with sauna, laundry room and more.Enjoy a Private beach association(dues)for nightly sunsets,Lloyd harbor Park (camp and mooring/ fee) Private police and Cold Spring Harbor Schools. Taxes have been reduced /grieved, Additional information: Appearance:diamond +,ExterioFeatures:Tennis,Interior Features:Guest Quarters,Marble Bath,Separate Hotwater Heater:y

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Listed by Sandra Bianco of Compass Greater NY LLC (516-398-0484)

Listing Sold by B Square Realty

Listings courtesy of OneKey® MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of May 15, 2026 7:19 AM EDT. 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. IDX information is provided exclusively for consumers’ personal noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID. The use of the MLS GRID Data may be subject to an end user license agreement.

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