Be the first to live in this beautiful brand new one bedroom apartment home. This apartment features tons of great storage, with a large entry closet, bathroom storage, and a wall of closets in your bedroom. Move in now!... Brand new apartments now available! Live at Downtown Washington DCs first smokefree apartment community, 425 Mass offers apartments with the perfect location in DC. Whether you have business at The Capitol, Judiciary Square, Federal Triangle, or on K Street our downtown DC apartments put you in an ideal position. Your home is also just a few blocks from an endless array of shopping, dining, and entertaining. A downtown power lunch, an evening of theater, a stylish night out in Penn Quarter, or a basketball game at the Verizon Center its all within walking distance from 425 Mass. If you need to commute out of the city, Union Station is just a few blocks away and I395 is easily accessible.