Reservoir South West's 2026 population is now estimated at 15,450. In 2001, the population of Reservoir South West was 12,153. Reservoir South West has grown by 144 in the last year, which represents a 0.94% annual change. These population values and projections come from Australia SA2 population series over 10k (ABS) and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Sydney | 4,976,762 | 1.13% |
| Melbourne | 4,928,443 | 1.41% |
| Brisbane | 2,484,138 | 1.61% |
| Perth | 2,218,366 | 1.6% |
| Adelaide | 1,299,185 | 0.84% |
| Gold Coast | 741,661 | 1.93% |
| Canberra | 523,285 | 1.28% |
| Newcastle | 361,877 | 0.74% |
| Central Coast | 343,965 | 1.1% |
| Sunshine Coast | 313,811 | 1.93% |
| Wollongong | 292,054 | 0.82% |
| Hobart | 205,884 | 0.83% |
| Geelong | 190,619 | 1.1% |
| Townsville | 186,562 | 1.4% |
| Cairns | 163,376 | 1.26% |
| Darwin | 130,746 | 1.32% |
| Ballarat | 113,156 | 1.4% |
| Toowoomba | 112,978 | 0.82% |
| Bendigo | 108,707 | 1.51% |
| Maitland | 97,446 | 1.64% |
