Total population fell 1.39% to 25.3 mil in Australia in 2022, according to the National Statistical Office.
Historically, total population in Australia reached an all time high of 25.7 mil in 2021 and an all time low of 3.77 mil in 1900. When compared to Australia's main peers, total population in Indonesia amounted to 266 mil, 32.5 mil in Malaysia, 4.77 mil in New Zealand and 8.50 mil in Papua New Guinea in 2022.
Australia has been ranked 54th within the group of 179 countries we follow in terms of total population.
| 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 | ||||||||||||||||
| Cambodia | mil | 19.3 | 19.3 | 19.4 | 19.4 | 19.5 | ||||||||||||||||
| 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 | ||||||||||||||||
| Thailand | mil | 57.6 | 57.0 | 56.4 | 55.8 | 55.1 | ||||||||||||||||
| Vietnam | mil | 93.0 | 92.6 | 92.1 | 91.6 | 91.0 |
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