Fully gut-renovated and beautifully reimagined, this sun-filled three-level townhouse offers the perfect blend of modern design, quality craftsmanship, and everyday comfort on a quiet cul-de-sac in sought-after Arlington. Lives like a single-family home, with a private entrance, exclusive fenced backyard, and off-street parking. The open-concept main level is designed for today's lifestyle, showcasing a stunning new kitchen with quartz countertops, stainless steel appliances, custom cabinetry, tile backsplash, and abundant storage, flowing seamlessly into the dining area and spacious family room. A stylish half bath completes the first floor. Upstairs, you'll find three bedrooms, ample closet space, and a beautifully appointed full bathroom. The finished lower level provides exceptional flexibility for a family room, home office, gym, playroom, or guest space and includes a second full luxury bathroom. No detail was overlooked in this complete renovation, featuring new siding, new roof, new Harvey windows, new mini-split heating and cooling systems, new on-demand hot water system, and all-new finishes throughout. Abundant natural light pours through the new windows, creating a bright and inviting atmosphere across all three levels. The location adds even more appeal, with neighborhood parks, playgrounds, and an elementary school just minutes away on foot, plus convenient access to Alewife Station less than two miles away. Offering turnkey living, private outdoor space, neighborhood convenience, and the rare combination of modern updates and single-family feel, this exceptional townhome is an outstanding opportunity in a highly desirable Arlington neighborhood.