Between 2001 and 2021, the centre of population for Isaac (R) moves 5.8km north-west, with population increasing from 18,200 in 2001 to 22,400 in 2021. Centres of population based on 30 June populations and geographic centroids of MBs within the SA2 of Isaac (R). Blue = estimated, red = projected. Data: ABS/AIHW. Created by @AndyHowe_statto. AREA LIST