Step into this fully renovated 2025 masterpiece nestled on a peaceful, tree-lined street in Billerica. 11 Mason Ave boasts 3 bedrooms, 2.5 luxurious baths, and an open-concept layout designed for today’s modern lifestyle. Enjoy hosting in the sun-filled living room with a gas fireplace or cook like a pro in the chef’s kitchen featuring granite countertops, shaker cabinets, and smart home technology. From the wraparound 35-foot deck to the spa-worthy primary suite, every inch is crafted for comfort and style. Sitting on a spacious 11,234 SF lot, this property offers excellent potential for future expansion — ideal for an addition or accessory dwelling unit (ADU), subject to local zoning. Located just minutes from the commuter rail, shopping, and the best of Billerica — from historic sites to outdoor trails — this home is a must-see!