The Flatiron District is a neighborhood in the borough of Manhattan of New York City, named after the Flatiron Building at 23rd Street, Broadway and Fifth Avenue. Generally, the Flatiron District is bounded by 14th Street, Union Square and Greenwich Village to the south; the Avenue of the Americas and Chelsea to the west; 23rd Street and Madison Square to the north; and Park Avenue South and Gramercy Park to the east.