Welcome to this beautifully maintained 4-bedroom detached home ideally located in the heart of the highly sought-after Unionville, situated on a rare and premium 78 frontage x 125 lot. Nestled on a quiet, family-friendly street, this home offers exceptional curb appeal, a double-car garage, beautifully landscaped grounds, and a functional layout designed for family living. Enjoy a spacious family room with a cozy gas fireplace and French doors leading to a covered porch overlooking the private backyard oasis, complete with an in-ground pool, waterfall feature, accent lighting, mature trees, and a large interlocking patio + BBQ area. The generous primary bedroom features a walk-in closet and 3-piece ensuite. The partially finished basement offers flexible space for recreation, work, hobbies, and storage. Large lots like this are increasingly rare. Located within top-ranking Unionville school zones and just minutes from Main Street Unionville, parks, trails, shopping, restaurants, transit, and major highways. A rare opportunity to own a move-in ready home on a premium lot in one of Markham's most prestigious and established neighbourhoods.