year in which a building was or will be completed. * Indicates building is still under construction, but has been topped out. Tallest buildings by pinnacle height This lists ranks completed and topped out buildings in the United States that stand at least tall based on pinnacle height measurement, which includes antenna masts. Standard architectural height measurement, which excludes antennas in building height, is included for comparative purposes. Indicates building is still under construction, but has been topped out. Cities with the most skyscrapers American cities with at least 5 completed skyscrapers over high . Tallest under construction, approved and proposed Under construction This lists buildings that are under construction in the United States and are planned to rise at least . Buildings that have already been topped out are excluded. * Table entries with dashes (—) indicate that information regarding building dates of completion has not yet been released. Approved and proposed This lists buildings that are proposed for construction in the United States and are planned to rise at least . A floor count of 50 stories is used as the cutoff for buildings whose heights have not yet been released by their developers. * Table entries with dashes (—) indicate that information regarding building heights, floor counts or dates of completion has not yet been released. Tallest destroyed This table lists the 10 tallest buildings in the United States that have been demolished, destroyed, or are undergoing demolition. Timeline of tallest buildings This is a list of the history of the tallest buildings in the United States by architectural height. This lists buildings that once held the title of tallest building in the United States. See also Lists of buildings and structures List of tallest buildings by U.S. state and territory List of tallest buildings in Central America List of tallest buildings in North America List of tallest buildings List of tallest structures in the United States List of cities with the most skyscrapers References External links United States