Greens Farms Academy (GFA) is a PreK-12 independent preparatory co-educational day school in the Greens Farms section of Westport, Connecticut, drawing 695 students from numerous towns of central southern Fairfield County. Greens Farms Academy is located on a campus near Long Island Sound, a salt marsh and an Audubon woodland. Some of the buildings that make up the school were previously part of a family estate belonging to the Vanderbilts.