Alexandra Hills vs Birkdale
A data-only, side-by-side comparison of Alexandra Hills and Birkdale, two suburbs in Queensland — population, demographics, socio-economic profile and climate, drawn from public sources.
Key differences
- Alexandra Hills is the larger of the two, with about 16,472 residents to Birkdale's 14,816.
- Birkdale sits a little higher on the ABS SEIFA index of socio-economic advantage (1016 to 976, where about 1000 is the national average).
- Median weekly household income is higher in Birkdale ($1,903 to $1,829).
- Residents are typically older in Birkdale (median age 43 to 38).
Alexandra Hills vs Birkdale side by side
| Measure | Alexandra Hills | Birkdale |
|---|---|---|
| Population (2021) | 16,472 | 14,816 |
| Median age | 38 | 43 |
| Median weekly household income | $1,829 | $1,903 |
| SEIFA score | 976 | 1016 |
| Local government area | Redland | Redland |
| State / territory | Queensland | Queensland |
| Avg summer high (Jan) | 27.6°C | 27.6°C |
| Avg winter high (Jul) | 20°C | 20°C |
| Annual rainfall | 981 mm | 981 mm |
Climate figures are long-run monthly normals (Open-Meteo, ERA5 reanalysis).
Common questions
Is Alexandra Hills or Birkdale bigger?
Alexandra Hills is larger, with about 16,472 residents at the 2021 Census compared with 14,816 in Birkdale.
Is Alexandra Hills or Birkdale warmer?
Alexandra Hills is generally warmer in summer, with an average January daytime high of 27.6°C compared with 27.6°C.