Introducing Townhouse 1 at 421 East 6th Street—a newly constructed residence offering the scale and independence of a single-family home with the sophistication of city living. Spanning nearly 3,100 square feet, it features four en-suite bedrooms, four-and-a-half bathrooms, a dedicated office, and a direct-access, two-car tandem garage.Oversized black-framed windows, wide-plank floors, custom millwork, and a sleek linear fireplace define the open living and dining spaces. The chef’s kitchen features a waterfall island with seating for five, two-tone cabinetry, polished-nickel fixtures, and Thermador appliances, including a 48-inch gas range with griddle. A separate wet bar with a beverage center and second dishwasher elevates entertaining.Four spacious bedroom suites offer privacy and comfort. The expansive primary retreat includes a walk-in closet, private balcony, and spa-inspired bath with a double vanity and oversized glass-enclosed rainfall shower.Two private balconies and an exclusive roof deck extend living outdoors, creating space for dining, entertaining, and quiet escapes above the neighborhood.Moments from East Broadway, the waterfront, Seaport, and Downtown Boston, Townhouse 1 delivers exceptional city living—without compromise.