Southwest Waterfront is a residential neighborhood in Southwest Washington, D.C.. Southwest is the smallest of Washington's four quadrants, and Southwest Waterfront is one of only two residential neighborhoods in the quadrant; the other is Bellevue, which, being east of the Anacostia River, is frequently, if mistakenly, regarded as being in Southeast. For that reason many residents of Southwest Waterfront will simply refer to themselves as living in "Southwest."