Welcome to this exceptional custom-built detached home in the prestigious South Richvale community. Situated on a generously proportioned 50' x 150' lot with a south-facing exposure, this beautifully maintained residence offers 3,984 sq. ft. of above-grade living space, complemented by an expansive, professionally finished basement. Step into the impressive grand foyer, featuring soaring 17-foot ceilings and expansive windows that fill the home with abundant natural light. The thoughtfully designed open-concept layout offers generously sized principal rooms and a seamless flow throughout. The grand formal dining room features a large window and elegant coffered ceiling. The bright and inviting family room offers a gas fireplace , a spacious breakfast area with walk-out access to the deck. The well-appointed kitchen features custom cabinetry, granite countertops, and a center island. A private study provides a quiet and dedicated space for work or reading. The grand second-floor landing overlooks the stunning two-story foyer. The upper level offers four exceptionally spacious bedrooms, including a luxurious primary retreat, along with three full bathrooms, providing comfort and privacy for the entire family. The professionally finished basement significantly extends the living space, featuring a large recreation area with new vinyl flooring and a second gas fireplace. Convenient walk-up access leads directly to the backyard. The lower level also includes an additional bedroom with a 4-piece ensuite, as well as a versatile den with a 2-piece bathroom, offering exceptional flexibility for recreation, guests, a home office, or extended family living. The beautiful backyard provides a wonderful sense of privacy and tranquility, creating an ideal retreat in one of Richmond Hill's most sought-after neighbourhoods.