Population in largest city rose 0.357% to 1.79 mil in Poland in 2021, according to the National Statistical Office.
Historically, population in largest city in Poland reached an all time high of 1.79 mil in 2021 and an all time low of 1.12 mil in 1960. When compared to Poland's main peers, population in largest city in Czechia amounted to 1.31 mil, 3.57 mil in Germany, 12.6 mil in Russia and 3.00 mil in Ukraine in 2021.
Poland has been ranked 89th within the group of 153 countries we follow in terms of population in largest city, 8 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 |
| Austria | mil | 1.83 | 1.86 | 1.88 | 1.90 | 1.92 | ||||||||||||||||
| Belgium | mil | 2.00 | 2.02 | 2.03 | 2.05 | 2.07 | ||||||||||||||||
| China | mil | 23.5 | 24.2 | 24.9 | 25.6 | 26.3 | ||||||||||||||||
| Czechia | mil | 1.27 | 1.28 | 1.28 | 1.29 | 1.30 | ||||||||||||||||
| France | mil | 10.7 | 10.8 | 10.8 | 10.9 | 11.0 | ||||||||||||||||
| Germany | mil | 3.51 | 3.53 | 3.54 | 3.55 | 3.56 | ||||||||||||||||
| Hungary | mil | 1.75 | 1.75 | 1.75 | 1.76 | 1.76 | ||||||||||||||||
| Japan | mil | 37.3 | 37.3 | 37.4 | 37.5 | 37.4 | ||||||||||||||||
| Poland | mil | 1.74 | 1.75 | 1.76 | 1.77 | 1.78 | ||||||||||||||||
| Romania | mil | 1.85 | 1.84 | 1.83 | 1.82 | 1.81 | ||||||||||||||||
| Russia | mil | 12.0 | 12.2 | 12.3 | 12.4 | 12.5 | ||||||||||||||||
| Slovakia | mil | 0.422 | 0.425 | 0.427 | 0.430 | 0.433 | ||||||||||||||||
| USA | mil | 18.6 | 18.7 | 18.8 | 18.8 | 18.8 | ||||||||||||||||
| Ukraine | mil | 2.89 | 2.92 | 2.94 | 2.96 | 2.97 |
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