510 Margaret Street and 3 Scheppens Lane deliver an unparalleled island retreat. Ideally positioned on one of the most coveted streets in the heart of Old Town, this light-filled 4BD/4BA compound offers both comfort and privacy. The beautifully updated 3BD/3BA main residence features restored Dade County Pine walls, striking hardwood floors, Verde granite countertops, Thermador stainless including a large wine cooler, and a stunning vaulted great room. The detached 1BD/1BA guest cottage offers its own full bath, fully equipped kitchen, living room. It can be accessed from its own private lane- ideal for hosting family and friends. Just off the cottage is a private off-street space to accommodate a golf cart. Both homes are designed with entertaining in mind- with bright, open living areas that flow seamlessly to the private backyard oasis, and easy access to a large built-in wine cooler. Outside, a serene pool complete with a stacked-stone waterfall provides the perfect sanctuary for relaxing or entertaining in true Key West style. Don't miss the chance to see this exceptional Old Town property that showcases meticulous renovation, high-end finishes, and historic charm.