17 skyscrapers in a circle of one square kilometre
1808th tallest in the world (shared with 37 other buildings) 1716th tallest on the Northern Hemisphere (shared with 32 other buildings) 245th tallest in North America (shared with 5 other buildings) 208th tallest in the United States (shared with 4 other buildings) 31st tallest in Chicago38th tallest built in 2009 (shared with 1 other building) 6th tallest built in North America in 2009 6th tallest built in the United States in 2009 4th tallest built in Chicago in 2009498th most northern skyscraper 6832nd most southern skyscraper 367th most western skyscraper 6963rd most eastern skyscraper7th tallest within 1 kilometre 31st tallest within 10 kilometres 31st tallest within 100 kilometres 68th tallest within 1000 kilometres (1 equally tall building in that area) 206th tallest within 2000 kilometres (5 equally tall buildings in that area) 268th tallest within 5000 kilometres (6 equally tall buildings in that area)7th most floors within 1 kilometre 26th most floors within 10 kilometres (4 buildings with same floor number) 26th most floors within 100 kilometres (4 buildings with same floor number) 47th most floors within 1000 kilometres (9 buildings with same floor number) 111th most floors within 2000 kilometres (19 buildings with same floor number) 140th most floors within 5000 kilometres (22 buildings with same floor number)214 metres from the closest taller building