Gracefully updated while preserving its original character, this distinguished century home is set in Oshawa's sought after O'Neill community. With over 3,500 sq ft of thoughtfully preserved living space across four levels, this residence captures the elegance and detail of a bygone era. The formal living room features a wood-burning fireplace, soaring cathedral ceilings, and an abundance of natural light. Elegant French doors lead into the formal dining room, highlighted by cathedral ceilings and exquisite crown molding - a perfect space for entertaining. An interior picture window connects the living and family rooms, enhancing the open, inviting flow of the main floor. The oversized family room, also ideal for casual dining, features a cozy gas fireplace and a beautiful rounded doorway leading seamlessly to the backyard oasis with a 12 x 24 pool, stamped concrete, and deck - perfect for entertaining or enjoying summer evenings. The large kitchen offers ample cabinetry and workspace, blending function and warmth for everyday living.The third floor features four generous bedrooms and a full bathroom, including one bedroom with a private balcony for morning coffee or quiet reflection. The fourth floor adds two additional bedrooms and a full bathroom, ideal for older children, guests, or home office space.The partly finished basement provides two additional rooms, a rec room, a third bathroom, and a separate entrance - perfect for extended family, an in-law suite, or a teen retreat.Nestled on a quiet, tree-lined street in a mature neighbourhood, this home offers convenient access to parks, schools, shopping, and transit. With its rare combination of character, space, and multi-generational flexibility, this Century Home is a one-of-a-kind residence where timeless elegance and family living come together effortlessly.