Population in largest city rose 0.497% to 2.97 mil in Portugal in 2021, according to the National Statistical Office.
Historically, population in largest city in Portugal reached an all time high of 2.97 mil in 2021 and an all time low of 1.51 mil in 1960. When compared to Portugal's main peers, population in largest city in France amounted to 11.1 mil, 1.24 mil in Ireland, 3.79 mil in Morocco and 6.67 mil in Spain in 2021.
Portugal has been ranked 61st within the group of 153 countries we follow in terms of population in largest city, 11 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 |
| Algeria | mil | 2.59 | 2.63 | 2.66 | 2.69 | 2.73 | ||||||||||||||||
| Belgium | mil | 2.00 | 2.02 | 2.03 | 2.05 | 2.07 | ||||||||||||||||
| Canada | mil | 5.87 | 5.94 | 6.01 | 6.08 | 6.14 | ||||||||||||||||
| France | mil | 10.7 | 10.8 | 10.8 | 10.9 | 11.0 | ||||||||||||||||
| Germany | mil | 3.51 | 3.53 | 3.54 | 3.55 | 3.56 | ||||||||||||||||
| Iceland | mil | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| Ireland | mil | 1.16 | 1.18 | 1.19 | 1.20 | 1.21 | ||||||||||||||||
| Italy | mil | 4.11 | 4.15 | 4.18 | 4.21 | 4.23 | ||||||||||||||||
| Mauritania | mil | 1.06 | 1.10 | 1.15 | 1.21 | 1.26 | ||||||||||||||||
| Morocco | mil | 3.59 | 3.62 | 3.65 | 3.68 | 3.72 | ||||||||||||||||
| Portugal | mil | 2.88 | 2.90 | 2.91 | 2.93 | 2.94 | ||||||||||||||||
| Spain | mil | 6.22 | 6.31 | 6.40 | 6.50 | 6.56 | ||||||||||||||||
| Tunisia | mil | 2.18 | 2.22 | 2.25 | 2.29 | 2.33 | ||||||||||||||||
| United Kingdom | mil | 8.66 | 8.79 | 8.92 | 9.05 | 9.18 |
Helgi Library 
