20 skyscrapers in a circle of one square kilometre
3783rd tallest in the world (shared with 99 other buildings) 3608th tallest on the Northern Hemisphere (shared with 96 other buildings) 505th tallest in North America (shared with 20 other buildings) 413th tallest in the United States (shared with 17 other buildings) 59th tallest in Chicago (shared with 3 other buildings)91st tallest built in 2009 (shared with 4 other buildings) 18th tallest built in North America in 2009 16th tallest built in the United States in 2009 7th tallest built in Chicago in 2009503rd most northern skyscraper 6827th most southern skyscraper 373rd most western skyscraper 6957th most eastern skyscraper18th tallest within 1 kilometre 59th tallest within 10 kilometres (3 equally tall buildings in that area) 59th tallest within 100 kilometres (3 equally tall buildings in that area) 144th tallest within 1000 kilometres (7 equally tall buildings in that area) 419th tallest within 2000 kilometres (19 equally tall buildings in that area) 550th tallest within 5000 kilometres (23 equally tall buildings in that area)21st most floors within 1 kilometre (1 building with same floor number) 57th most floors within 10 kilometres (1 building with same floor number) 57th most floors within 100 kilometres (1 building with same floor number) 111th most floors within 1000 kilometres (3 buildings with same floor number) 273rd most floors within 2000 kilometres (20 buildings with same floor number) 352nd most floors within 5000 kilometres (30 buildings with same floor number)90 metres from the closest taller building