Luxury Kleinburg estate home backing onto a ravine offers an impressive 6,608 sq. ft. of meticulously designed living space, including a spectacular 2,000+ sq. ft. walkout lower level with two self contained apartments. This residence delivers the perfect blend of elegance, comfort, and multi-generational living. Set on a premium 67.29' x 157' ravine lot, the home features five king-sized bedrooms, with spa-inspired ensuite, massive walk-in closet, and a cozy two-way fireplace in primary. Soaring 10-foot ceilings on the main floor, rich hardwood flooring, custom craftsmanship, and upscale finishes elevate every space. Designed for both everyday living and grand entertaining, the chef-inspired kitchen showcases a large centre island, spacious breakfast area, and a convenient servery connecting seamlessly to the formal dining room. The dramatic family room features coffered ceilings, pot lights, and a gas fireplace, while the stunning living room is highlighted by soaring ceilings and floor-to-ceiling windows that flood the home with natural light. A main-floor office offers flexibility as a sixth bedroom. The expansive walkout lower level includes a beautifully appointed two-bedroom suite and a separate self-contained one-bedroom suite-ideal for extended family, guests, or income potential. Backing onto a picturesque ravine, the backyard offers a private retreat with breathtaking treetop views, a balcony walkout from the kitchen, and ample space to create your dream outdoor oasis with a pool, outdoor kitchen, and multiple entertaining areas. Located in one of Kleinburg's most prestigious communities near Highway 27 and Major Mackenzie Drive, this exceptional estate offers refined luxury, remarkable functionality, and an unparalleled lifestyle in one of the GTA's most sought-after neighbourhoods.