Rare opportunity to acquire one of Mercer Island's few fully permitted, construction-ready custom homesites. Included with the sale are approved architectural plans by Seattle-based Citizen Design and building permits for a thoughtfully designed modern residence, allowing buyers to bypass years of design, engineering, permitting and uncertainty while still participating in select finish selections before construction begins. The planned home blends timeless architecture with refined interiors and spaces designed for modern living. Expansive gathering areas connect seamlessly to covered outdoor living, anchored by a chef's kitchen with an oversized island, butler's pantry, dedicated office, main-floor guest suite and functional mudroom. Upstairs, the private primary retreat offers dual walk-in closets and a spa-inspired bath with heated floors, soaking tub and oversized shower, plus three additional bedrooms, two baths and a spacious laundry room. The lower level features a theater, recreation room, wet bar and guest suite with private exterior access. White oak flooring, rift-cut oak cabinetry, natural stone, handmade tile and brushed brass fixtures create a warm, timeless palette inspired by the Pacific Northwest. An extraordinary opportunity to skip years of planning while retaining the ability to personalize select finishes before construction begins. Permit included with sale, offering a rare path to exceptional new home in one of Mercer Island's most coveted settings