Between 1991 and 2021, the centre of population for Perth - South East moves 1.8km south, with population increasing from 335,000 in 1991 to 549,000 in 2021. Centres of population based on 30 June populations and geographic centroids of SA1s within the SA4 of Perth - South East. Blue = estimated, red = projected. Data: ABS/AIHW. Created by @AndyHowe_statto. AREA LIST