Welcome to 74B Rathnelly Ave, a brand-new, never-lived-in custom-built luxury home (2025) in the prestigious Republic of Rathnelly, one of Toronto's most sought-after neighbourhoods. Located steps to Yorkville and close to some of Canada's top private and public schools, this is a rare lease opportunity in an exceptional location.This stunning home features German-imported Schüco aluminum windows and doors with triple-glazed glass, wide-plank white oak flooring, and a sleek trimless modern design with custom wall paneling, millwork, a striking mono-beam staircase, glass railings, and upgraded lighting throughout.The chef's kitchen is equipped with custom cabinetry, Sub-Zero & Wolf appliances, and natural stone countertops, including Super White stone. Natural stone continues throughout the home in the vanities, basement bar, and fireplace, while the spa-inspired bathrooms offer CariMali Italian fixtures, Duravit wall-hung toilets, and elegant Italian tile and slab finishes.The two-level, double-height heated basement includes a large rec room and bar area, perfect for entertaining. Outside, enjoy linear brick exterior detailing, extensive interlock, a composite deck, large backyard, and composite fencing. A standout feature is the snow-melt heated system in the driveway, front porch, heated garage area, rear walkout, and parts of the backyard.Additional features include an integrated heated garage, two furnaces, two A/C systems, spray-foam insulation, smart security/speaker system, central vacuum, and more.A truly turnkey luxury lease in an A+ location. All brand-new, high-end luxury appliances included - featuring a Sub-Zero refrigerator and a Wolf appliance package, including dishwasher, oven, and stove/cooktop.Inclusions: All items and upgrades shown on the feature sheets attached to the listing are included. No rentals - all mechanical systems are owned and included, including the speaker system, central vacuum, boiler, and heated-floor/snow-melt equipment. All custom millwork, mirrors, and built-in wall units are also included.