Welcome to 10 Annsleywood Court, a meticulously maintained Rosehaven Platinum Collection residence in prestigious Kleinburg Heritage Estates. Set at the end of a quiet court, this home showcases over 7,000 sq. ft. of refined living space on a rare 13,627 sq. ft. pie-shaped lot, nearly double the size of regular 7100+ sq ft lots in the cul-de-sac. Delivering unmatched scale, distinction, and long-term value, it stands as the crown jewel of Heritage Estates.The original owners were passionate about their selections, elevating every detail beyond Rosehavens already high-end standards. Upgrades include oversized baseboards, widened trim, an upgraded foyer floor, and premium textured hardwood that adds timeless character and durability. Soaring 10 ft & 14 ft ceilings, integrated surround sound, and elegant detailing flow throughout. At the heart of the home, the chefs kitchen featuring Wolf and Sub-Zero appliances blends elegance with function. Custom cabinetry integrates the built-in refrigerator, oven, and steam-oven, while the centre island includes a built-in microwave and wine cooler. The second floor offers four spacious bedrooms, each with its own ensuite bath. The serene primary suite features a massive walk-in closet and a spa-inspired ensuite with heated floors.The finished walkout basement includes a media room, a full bathroom, an exercise room, a custom wine cellar, and a 600 sq. ft. recreation/family room with direct walkout access to the patio and backyard. The versatile space easily offers 5th bedroom potential. Outdoors, over $80,000 in professional landscaping includes an interlock stone patio, premium stonework along the walkway, and natural rock accents – a durable, well-designed space for dining, lounging, & family enjoyment. Combining Rosehaven Platinum craftsmanship and the largest lot in Heritage Estates, 10 Annsleywood Court offers discerning buyers a rare chance to call Kleinburgs most distinguished address their own.