Population in largest city rose 2.21% to 0.391 mil in Papua New Guinea in 2021, according to the National Statistical Office.
Historically, population in largest city in Papua New Guinea reached an all time high of 0.391 mil in 2021 and an all time low of 0.029 mil in 1960. When compared to Papua New Guinea's main peers, population in largest city in Australia amounted to 5.06 mil, 10.9 mil in Indonesia, 1.63 mil in New Zealand and 14.2 mil in Philippines in 2021.
Papua New Guinea has been ranked 152nd 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 |
| Australia | mil | 4.54 | 4.63 | 4.71 | 4.79 | 4.87 | ||||||||||||||||
| China | mil | 23.5 | 24.2 | 24.9 | 25.6 | 26.3 | ||||||||||||||||
| Indonesia | mil | 10.2 | 10.3 | 10.4 | 10.5 | 10.6 | ||||||||||||||||
| Malaysia | mil | 6.85 | 7.08 | 7.32 | 7.56 | 7.78 | ||||||||||||||||
| New Zealand | mil | 1.47 | 1.50 | 1.53 | 1.56 | 1.58 | ||||||||||||||||
| Papua New Guinea | mil | 0.345 | 0.352 | 0.359 | 0.367 | 0.375 | ||||||||||||||||
| Philippines | mil | 12.9 | 13.1 | 13.3 | 13.5 | 13.7 | ||||||||||||||||
| Singapore | mil | 5.54 | 5.62 | 5.71 | 5.79 | 5.87 | ||||||||||||||||
| Taiwan | mil | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... |
| Vietnam | mil | 7.35 | 7.60 | 7.87 | 8.15 | 8.37 |
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