It is located at 175 5th Avenue, in New York City. Flatiron Building also was known as the Fuller Building, is a triangular skyscraper in New York City with a height of 87 m (285.43 ft). Also, the building is located in Manhattan, New York City, U.S.A, and its exact coordinates are 40°44′28″N 73°59′23″W. About Flatiron building. Although it wasn’t the city’s first skyscraper, first steel-skeleton building or ever the worlds tallest building — all things that are traditionally associated with the Flatiron Building — it was the first building to become a romantic symbol of New York. The Flatiron Building is 285 feet, or 87 meters, tall.