Discover one of Clear Lake's most extraordinary legacy waterfront estates, where over 5 acres of private, level lakefront create an unmatched setting for recreation, relaxation, and endless possibilities. A rare offering for aviation and boating enthusiasts alike, this unique property features private seaplane and boat launch access directly into California's largest natural freshwater lake, making it one of the few properties of its kind. Originally built in 1951, the approximately 1,700 sq. ft. mid-century main residence embraces timeless character with expansive picture windows that frame breathtaking lake views and flood the great room with natural light. The vintage-inspired kitchen showcases its original classic stove, preserving the home's nostalgic charm while offering a warm and inviting gathering space. Two bedrooms and one bath complete the main residence. Ideal for multi-generational living, guests, the estate also includes two detached studio units, each offering privacy and comfort. The first studio features knotty pine ceilings, a kitchenette, cooktop, wood stove, mini-split HVAC, updated dual-pane windows, and a newer composition roof installed in 2020. The second upper-level studio feels like a private treehouse retreat, complete with a kitchenette, mini-split system, new flooring, its own deck, and an extensive concrete patio and stairway leading to this peaceful hideaway overlooking the surrounding landscape. The flat, usable acreage provides exceptional privacy and ample space for vehicles, equipment, hobbies, or future expansion. An oversized detached 936 SF. Garage with extra-tall ceilings offers room for multiple vehicles and is already designed to accommodate a future solar installation. Additional improvements include a detached and attached carport, updated electrical systems, pump houses with two wells, an 8' x 20' workshop cargo container storage, and abundant space for all your recreational toys. Whether you're searching for a private compound vacation destination, or one of the most distinctive waterfront properties on Clear Lake, this remarkable estate offers an incredibly rare combination of privacy, acreage, multiple units, direct lake access, and private seaplane and boat launching capabilitiesall just a short drive from wine country, approximately two hours from Sacramento and 2 hours from San Francisco.