Between 1981 and 2021, the centre of population for Greater Sydney moves 2.4km west-north-west, with population increasing from 3,280,000 in 1981 to 5,260,000 in 2021. Centres of population based on 30 June populations and geographic centroids of SA1s within Greater Sydney. Blue = estimated, red = projected. Data: ABS/AIHW. Created by @AndyHowe_statto. AREA LIST