641 Deerfield Road Introducing an extraordinary land offering in Watermill, New York, located along one of the Hamptons most iconic stretches, where open sky meets preserved farmland. This rare assemblage includes four 2-acre estate lots with R - 80 zoning, plus a stunning 33-acre protected, agricultural reserve, creating a unique opportunity for luxury estate development in the Hamptons. Each parcel offers exceptional scale and flexibility to build a custom Hamptons estate, including a grand main residence, pool, pool house, expansive patios, decking, and even a tennis court, all surrounded by protected farmland views and uninterrupted natural beauty. With direct adjacency to preserved land, this offering ensures privacy, open space, and long-term value, making it ideal for those seeking Hamptons land for sale with acreage or a multi-parcel compound opportunity. All five parcels, including the agricultural reserve, are also available for individual purchase, providing flexibility for investors, developers, or end-users. This is more than land, it's a rare chance to own prime Watermill real estate defined by privacy, serenity, and timeless Hamptons appeal. This listing is offered by itself or as a package with two or more properties within 635, 639, 641 & 731 Deerfield Road and 749 Head of Pond Road.