Total population fell 14.6% to 8.50 mil in Papua New Guinea in 2022, according to the National Statistical Office.
Historically, total population in Papua New Guinea reached an all time high of 9.95 mil in 2021 and an all time low of 1.71 mil in 1950. When compared to Papua New Guinea's main peers, total population in Australia amounted to 25.3 mil, 266 mil in Indonesia, 4.77 mil in New Zealand and 110 mil in Philippines in 2022.
Papua New Guinea has been ranked 100th within the group of 179 countries we follow in terms of total population, 4 places below the position seen 10 years ago.
| Population (Total) | Unit | 2030 | 2031 | 2032 | 2033 | 2034 | 2035 | 2036 | 2037 | 2038 | 2039 | 2040 | 2041 | 2042 | 2043 | 2044 | 2045 | 2046 | 2047 | 2048 | 2049 | 2050 |
| Australia | mil | 29.3 | 29.4 | 29.5 | 29.7 | 29.8 | ||||||||||||||||
| China | mil | 1,277 | 1,266 | 1,255 | 1,244 | 1,233 | ||||||||||||||||
| Indonesia | mil | 281 | 281 | 280 | 280 | 279 | ||||||||||||||||
| Malaysia | mil | 36.3 | 36.3 | 36.4 | 36.4 | 36.4 | ||||||||||||||||
| New Zealand | mil | 5.11 | 5.11 | 5.11 | 5.12 | 5.12 | ||||||||||||||||
| Papua New Guinea | mil | 11.0 | 11.1 | 11.2 | 11.3 | 11.3 | ||||||||||||||||
| Philippines | mil | 133 | 133 | 134 | 134 | 135 | ||||||||||||||||
| Singapore | mil | 6.32 | 6.31 | 6.31 | 6.30 | 6.29 | ||||||||||||||||
| Taiwan | mil | 21.6 | 21.4 | 21.2 | 21.0 | 20.8 | ||||||||||||||||
| Vietnam | mil | 93.0 | 92.6 | 92.1 | 91.6 | 91.0 |
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