Welcome to 10 Father McGinn, an impressive & spacious detached residence nestled in the serene & prestigious Cathedral Town community of Markham. This larger detached house in the neighborhood exudes elegance & functionality with a total living area of ~4500 sqft, featuring a grand 5th bedroom/library with soaring 13-ft ceilings & expansive windows overlooking a tranquil garden. The highly functional great room is perfect for entertaining guests or hosting memorable gatherings, while the home's thoughtful layout offers double ensuites with walk-in closets for ultimate comfort and privacy. The newly finished full basement showcases an ultra-high ceiling recreation area - ideal as a home gym or even a basketball shoot-out space - along with a media room, bedroom, full bathroom, plus a dedicated storage workshop, providing endless possibilities for extended family living or guest accommodation. Fine finishes throughout include a wide hardwood staircase with wrought-iron pickets, hardwood floors on both main & upper levels, crown mouldings, detailed wainscoting, pot lights, Hunter Douglas sheer shades, California shutters, and a tubular skylight, all reflecting timeless craftsmanship & grandeur. The lofty 13-ft garage ceiling is ready for double car lifts, allowing up to four vehicles to be parked inside, complemented by a two-car driveway area. Professionally landscaped interlocked yards, walkways, and driveway further elevate the home's curb appeal. Ideally located just minutes to Highway 404, genuinely top-ranked schools, and everyday amenities, this stunning mansion perfectly combines charm, convenience, and luxury living in the heart of Markham.