One Madison
Manhattan, United States
The 538th tallest building in the world
One Madison is a luxury residential condominium tower located on 23rd Street between Broadway and Park Avenue South, at the southern end of Madison Avenue, across from Madison Square Park in the Flatiron District of Manhattan, New York City. The building's official address and main lobby entrance is at 23 East 22nd Street, rather than at 1 Madison Avenue; there is no public entrance on 23rd Street. The building as constructed has 51 residential units across 60 stories. Construction started in 2006, and it topped out during 2010, but it remained incomplete for another three years due to financial difficulties. At a height of 621 feet (189.3 m), One Madison is one of the slenderest buildings in the world, with a height-to-width ratio of 12:1.
Building data from Wikidata (CC0); heights normalised. Summary from Wikipedia (CC BY-SA).