A list of the tallest buildings in the United States, with photos. These are the highest buildings in the USA, including skyscrapers in NYC and Chicago that tower over their respective skylines. When we examine a country's tallest structures, we often discover a timeline of that country's economic success. Why? Because skyscrapers are a structure typically built only during healthy economic times. The tallest building in America is currently Willis Tower in Chicago. You will find it and plenty of other steel towers within this list of America's tallest buildings.