Stunning Detached Home in prestigious Upper Thornhill Estates in Patterson! Situated on a premium corner lot with an expansive backyard, this exceptional 4-bedroom, 3-bathroom residence offers the perfect blend of elegance, space and functionality. Ideally located just steps away from top-rated Herbert Carnegie Public School, this is the perfect home for growing families. Step inside and experience the grandeur of soaring ceilings in the spectacular open-to-above great room, flooded with natural light, creating a grand and inviting atmosphere. A stylish gas fireplace adds to the welcoming ambiance. The beautifully appointed kitchen offers abundant upgraded cabinetry and generous prep space featuring ornamental granite countertops. This combined with an elegant formal dining room provides an optimal setting for everyday family living and entertaining. An upgraded oak hardwood staircase with elegant metal spindles leads to 4 spacious bedrooms accentuated with premium exotic Tigerwood flooring. The luxurious primary retreat boasts a sizeable covered balcony with park view and spa-inspired ensuite, with shower and soaker tub-a perfect place to unwind. The basement features impressive high ceilings, bright expansive area, and spacious cold room, offering outstanding potential to customize to suit your family's needs. Step outside to your large fully fenced backyard, complete with an attractive maintenance-free PVC deck, gas barbecue hookup, and majestic mature trees. A large custom shed with concrete base and electric hookup provides an ideal location for a workshop or hobby space. Rest easy knowing that this meticulously maintained home has major updates taken care of: roof 2026, furnace 2025, water heater 2024.