Welcome to 12 Cornell Crescent in the charming community of Lyn Heights, close to Lyn Public School. This picture-perfect, turn-key side-split is nestled on a beautifully landscaped and exceptionally private lot and offers 3 bedrooms, 4 bathrooms, and an attached extra-deep garage. The bright open-concept main level features gleaming hardwood floors throughout the living, dining, and kitchen areas. The spacious kitchen, complete with an island, flows seamlessly into the dining area and inviting living room, where a gas fireplace creates a warm and welcoming atmosphere. Step into the expansive three-season sunroom, the perfect place to enjoy bug-free summer evenings overlooking the backyard oasis. Outside, you'll discover a stunning entertainment space featuring a large deck, refreshing pool, lush gardens, and the yard is lined with mature evergreen trees providing exceptional privacy. The generous lot extends beyond the pool area, dotted with apple trees and highlighted by a charming wooden swing. There is ample room for children to play, a volleyball court, soccer games, or a large vegetable garden. Two storage sheds provide plenty of space for tools and seasonal equipment. The upper level offers beautiful hardwood flooring, a spacious primary bedroom with ensuite bath, a second bedroom, and an additional full bathroom. The bright lower level features oversized windows, creating a welcoming living space with a family room warmed by a gas stove fireplace, a third bedroom, laundry area, and convenient two-piece bath. The extra-long attached garage provides space for vehicles, storage, and a workshop area, plus a separate three-piece bathroom with direct access from the backyard pool area-ideal for guests and swimmers. Meticulously maintained and beautifully presented, this home showcases pride of ownership at every turn. Enjoy small-town living with space, privacy, and resort-style outdoor amenities, all just minutes from Brockville and Highway 401.