Welcome to your dream home at 19 Mentor Boulevard! A premium luxury semi-detached home in Toronto offering rare space, flexibility, and income potential with a 4+1 bedroom, 2-kitchen layout and 2,500 sq. ft. of total finished living space-far beyond typical homes in the area. The functional 5-level backsplit design provides ideal separation for families or multi-generational living, highlighted by a versatile main floor room that can serve as a bedroom, home office, or sitting area, complete with the added convenience of ensuite laundry. A key selling feature is the fully finished basement with separate walk-up entrance, offering a turnkey setup for extended family or rental income (previously rented for $1,800/month) with its own kitchen, living space, bedroom, full bathroom and upgraded finishes with a rough-in for its own laundry. The true showpiece is the premium, fully leveled backyard-professionally landscaped and surrounded by mature 20 ft. hedges for exceptional privacy-creating a rare "retreat in the city" feel, enhanced by new deck boards (2025), a modern aluminum pergola (2025), and ample space for entertaining. Extensive upgrades throughout include renovated bathrooms(2025), quartz kitchen enhancements (2025), improved windows, and a modernized side entrance, new roof (2023). Parking is a major advantage with a carport and long private driveway accommodating up to four vehicles. Located in the desirable Hillcrest Village community, close to top-ranked schools like A.Y. Jackson Secondary School, Cliffwood Public School (French immersion), and Hillmount Public School, as well as Seneca College just steps away, plus parks like McNicoll Park which has public sports activities for tennis and basketball and Duncan Creek Trail for exploring. With easy access to TTC & YRT transit and Highways 404 & 401, this home delivers space, privacy, and income potential in one of North York's most family-friendly neighbourhoods.