Welcome to 400 Mass-Elegant Urban Living in Mount Vernon TriangleDiscover modern urban living in this spacious 1-bedroom, 1-bathroom condo offering nearly 900 sq ft of comfort in one of DC’s most vibrant and walkable neighborhoods. Soaring 9-foot ceilings, gleaming hardwood floors, and an open-concept layout create a bright, airy atmosphere perfect for everyday living or entertaining. The bedroom is a true retreat, featuring an en suite bathroom for privacy and convenience, complemented by two closet that provide abundant storage. A thoughtfully designed nook with a built-in desk and shelving serves as the ideal home office or can easily transform into a cozy reading lounge, flexible to suit your lifestyle. Recent updates completed in August 2025 make this home move-in ready, including fresh paint throughout, luxury plank vinyl flooring in the closets, a new range/stove, sink, and faucets, all-new light fixtures, and updated bathroom fixtures, including the faucet and bathtub hardware. Residents of 400 Mass-Central enjoy resort-style amenities, including 24-hour security and concierge service, a rooftop deck with a pool and grilling stations, a state-of-the-art fitness center, a club room and business center, as well as assigned underground parking and a bonus bicycle rack. Live where the city comes alive, just blocks from Gallery Place, Judiciary Square Metro, Capital One Arena, Union Station, and an endless array of dining, shopping, and entertainment options. For Open Houses, please call the agent to schedule access. The front desk will buzz you in.