Trump International Hotel & Tower

Coordinates: 41.888976N   87.626455W 29 skyscrapers in a circle of one square kilometre
73rd tallest in the world (shared with 2 other buildings)
73rd tallest on the Northern Hemisphere (shared with 2 other buildings)
11th tallest in North America
11th tallest in the United States
3rd tallest in Chicago

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Tallest built in 2009
Tallest built in North America in 2009
Tallest built in the United States in 2009
Tallest built in Chicago in 2009

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539th most northern skyscraper
7124th most southern skyscraper
373rd most western skyscraper
7290th most eastern skyscraper

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2nd tallest within 1 kilometre
3rd tallest within 10 kilometres
3rd tallest within 100 kilometres
3rd tallest within 1000 kilometres
11th tallest within 2000 kilometres
11th tallest within 5000 kilometres

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Most floors within 1 kilometre
3rd most floors within 10 kilometres
3rd most floors within 100 kilometres
3rd most floors within 1000 kilometres
4th most floors within 2000 kilometres (1 building with same floor number)
4th most floors within 5000 kilometres (1 building with same floor number)

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751 metres from the closest taller building
751 metres from the closest at least as tall building

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1.38 kilometres from the next skyscraper over 400 metres
584 metres from the next skyscraper over 1000 feet
101 metres from the next skyscraper over 200 metres
101 metres from the next skyscraper

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1.13 kilometres from the closest skyscraper with more floors
1.13 kilometres from the closest skyscraper with at least as many floors
101 metres from the closest skyscraper with at least 50 floors
191 metres from the closest skyscraper with at least 60 floors
584 metres from the closest skyscraper with at least 70 floors
584 metres from the closest skyscraper with at least 80 floors
751 metres from the closest skyscraper with at least 90 floors
1.13 kilometres from the closest skyscraper with at least 100 floors