Allenby Gardens vs Underdale
A data-only, side-by-side comparison of Allenby Gardens and Underdale, two suburbs in South Australia — population, demographics, socio-economic profile and climate, drawn from public sources.
Key differences
- Underdale is the larger of the two, with about 2,429 residents to Allenby Gardens's 2,045.
- Allenby Gardens sits a little higher on the ABS SEIFA index of socio-economic advantage (1013 to 1012, where about 1000 is the national average).
- Median weekly household income is higher in Allenby Gardens ($1,732 to $1,578).
- Residents are typically older in Allenby Gardens (median age 40 to 38).
Allenby Gardens vs Underdale side by side
| Measure | Allenby Gardens | Underdale |
|---|---|---|
| Population (2021) | 2,045 | 2,429 |
| Median age | 40 | 38 |
| Median weekly household income | $1,732 | $1,578 |
| SEIFA score | 1013 | 1012 |
| Local government area | Charles Sturt | West Torrens |
| State / territory | South Australia | South Australia |
| Avg summer high (Jan) | 27.9°C | 27.9°C |
| Avg winter high (Jul) | 14°C | 14°C |
| Annual rainfall | 711 mm | 711 mm |
Climate figures are long-run monthly normals (Open-Meteo, ERA5 reanalysis).
Common questions
Is Allenby Gardens or Underdale bigger?
Underdale is larger, with about 2,429 residents at the 2021 Census compared with 2,045 in Allenby Gardens.
Is Allenby Gardens or Underdale warmer?
Allenby Gardens is generally warmer in summer, with an average January daytime high of 27.9°C compared with 27.9°C.