An unparalleled mid-century modern masterpiece, designed by renowned architect Jerome Markson and built by Charles Oliver in 1959, sits on one of Hamilton's prestigious Kirkendall neighbourhoods. This sprawling 4,643-square-foot home boasts 5 bedrooms, 6 bathrooms, and is set on a premium lot backing onto the scenic Carolinian Forest of the Niagara Escarpment. Designed with an exceptional open-concept floor plan, the home features floor-to-ceiling, extra-wide patio doors that flood the main level with natural light. The formal living room highlights a wood-burning fireplace with a stunning fieldstone surround, while the formal dining room offers hardwood floors and sliding door access. A sunken great room with dramatic floor-to-ceiling windows features two sets of custom German patio doors leading to an interior courtyard and the rear yard. The spacious kitchen is equipped with in-floor radiant heat, an office nook, stainless steel appliances, a dinette with a bay window, and an indoor grilling station with a reclaimed brick surround. The L-shaped bedroom wing includes two guest rooms with private ensuite baths and a luxurious primary suite featuring an updated ensuite with a glass shower, soaker tub, double vanity, and in-floor heating. The lower level offers incredible in-law potential with a separate on-grade entrance, a large family room, recreation room, studio, and a 3-piece bath. Steps to Locke Street, restaurants, parks and hospitals. A rare find on one of Hamilton's most magnificent streets. Luxury Certified.