Welcome to 524 Southard Street, an extraordinary luxury offering in the heart of Old Town Key West that blends upscale finishes, commercial versatility, & superior sustainable construction just steps from Duval Street. This fully renovated & Green-certified mixed-use property features 2,262 sq. ft. of refined interior space designed with modern industrial style & historic Key West character. Inside, soaring 14' ceilings, expansive porcelain tile & luxury vinyl flooring, & thoughtfully curated lighting create an atmosphere of understated sophistication. The custom chef's kitchen is beautifully appointed with quartz countertops, premium appliances, a generous walk-in pantry, & sleek modern cabinetry. The flexible layout includes 3 bedrooms (1 used as a media room), 3 spa-inspired bathrooms, & a well-equipped laundry room. A separate office with its own off-street entry provides a true live/work advantage, delivering privacy & ease of access without entering the main residence. Outside, a private tropical oasis awaits with a heated and chilled pool, tranquil water feature, & lush landscaping, creating the perfect sanctuary for relaxation or entertaining. Zoned HCT (Historic Commercial Tourist), the property provides exceptional opportunities for luxury live/work use, rental investment, or commercial operation. It qualifies as a transient license receivership site & boasts a successful commercial history, adding value for those seeking income-producing potential in a prime location. Built with durability & efficiency in mind, the home includes impact-rated windows, doors, & skylights, a full fire sprinkler system, dual-zone cooling/heating, off-street parking for two, & a 25kW Kubota generator. Located in the desirable X-Flood zone and just moments from Key West's finest dining, galleries, and attractions, this property delivers an unmatched combination of luxury, quality, & opportunity in one of the island's most desirable neighborhoods.