Population in largest city rose 0.686% to 15.3 mil in Argentina in 2021, according to the National Statistical Office.
Historically, population in largest city in Argentina reached an all time high of 15.3 mil in 2021 and an all time low of 6.76 mil in 1960. When compared to Argentina's main peers, population in largest city in Bolivia amounted to 1.88 mil, 6.81 mil in Chile, 3.39 mil in Paraguay and 1.76 mil in Uruguay in 2021.
Argentina has been ranked 11th within the group of 153 countries we follow in terms of population in largest city, 2 places below the position seen 10 years ago.
| Population in the Largest City | Unit | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
| Argentina | mil | 14.7 | 14.8 | 14.9 | 15.0 | 15.1 | ||||||||||||||||
| Bolivia | mil | 1.75 | 1.77 | 1.79 | 1.81 | 1.84 | ||||||||||||||||
| Brazil | mil | 20.9 | 21.1 | 21.4 | 21.7 | 21.8 | ||||||||||||||||
| Chile | mil | 6.52 | 6.58 | 6.63 | 6.68 | 6.72 | ||||||||||||||||
| Paraguay | mil | 2.97 | 3.05 | 3.13 | 3.22 | 3.28 | ||||||||||||||||
| Peru | mil | 9.81 | 10.0 | 10.2 | 10.4 | 10.6 | ||||||||||||||||
| Uruguay | mil | 1.71 | 1.72 | 1.73 | 1.74 | 1.74 |
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