Between the 2011 and 2021 Censuses, the share of rented homes in Cairnlea rose from 11% to 15% (+3.4 points). Its Residency Shift Index — a SuburbLens custom heuristic weighing the most recent shift — scores -8.5, marking a pronounced shift toward renting.
Source: ABS Census 2021 (TSP), SA2 “Cairnlea”.