Available now, a Studio 1 BA with an open floor plan and 558SqFt.... You have had a chance to look around and visit our competitors and I think we can agree that 425 Mass has the nicest apartments available! We are leasing fast and I dont want you to miss your opportunity to reserve an apartment at one of DCs most amazing new communities. Our amenities are unparalleled and the apartment finishes are in a class all their own. Stop waiting and reserve an apartment in the community that blows the competition away. 425 Mass has your perfect new home waiting.