Between 2001 and 2021, the centre of population for Tumby Bay (DC) moves 1.7km south, with population increasing from 2,580 in 2001 to 2,880 in 2021. Centres of population based on 30 June populations and geographic centroids of MBs within the SA2 of Tumby Bay (DC). Blue = estimated, red = projected. Data: ABS/AIHW. Created by @AndyHowe_statto. AREA LIST