Life Expectancy 2024 Australia By Age. Australia's population in 2022 (26 million) is projected to reach between 34.3 and 45.9 million people by 2071. State pension ages are approximate.

Life expectancy estimates provide a measure of how long, on average, people of a particular age and sex are expected to live. New figures released by the australian bureau of statistics (abs) show life expectancy at birth is now 85.4 years for females and 81.3 years for males.