Nestled on a serene 1.18-acre estate lot in one of Middleton's most coveted enclaves, 5 Blais Farm Rd presents a rare opportunity to own a stately Colonial residence offering exceptional scale, privacy, and timeless sophistication. With 4,456+ sq ft of refined living space and a commanding 5,900 sq ft total footprint, this home delivers the presence and proportions expected in a luxury North Shore property. A gracious entry welcomes you into expansive, sun-filled rooms designed for both grand entertaining and comfortable everyday living. The home's 10-room layout provides multiple elegant gathering spaces, complemented by a flexible floor plan ideal for a formal living room, executive office, or bespoke library. Quality craftsmanship is evident throughout, from the wood shingle exterior to the enduring hip roof and solid construction. The second level features 4 generously sized bedrooms, including a serene huge primary suite with its own bath, gleaming hardwood, a wall-to-wall walk-in closet, offering a peaceful retreat with views of the surrounding natural landscape. With 3 full baths and a half bath, the home is well-appointed for hosting guests or accommodating a growing household. The spectacular walk-out lower-level w/full kitchen and bath has endless possibilities, media room, teen suite, gym or game room, you decide., Set on a beautifully private acre plus lot, the grounds invite endless possibilities-lush gardens, a luxury outdoor living space overlooking acres of cleared farmland or a future pool oasis. The property's scale and setting make it a standout in Middleton's prestigious market, enhanced by central air conditioning, forced hot water heating, and the quiet comfort of oil-fired warmth. Located within the highly regarded Masconomet school district, this residence blends elegance, space, and enduring quality, an exceptional offering for buyers seeking a distinguished home with room to personalize and elevate. The property also has fantastic walkup attic space that could be finished for additional sq footage or simply used for great storage.