| Age group (years) | 2001 Census total Māori population | Weighting |
|---|---|---|
| 0–4 | 67,404 | 12.81 |
| 5–9 | 66,186 | 12.58 |
| 10–14 | 62,838 | 11.94 |
| 15–19 | 49,587 | 9.42 |
| 20–24 | 42,153 | 8.01 |
| 25–29 | 40,218 | 7.64 |
| 30–34 | 39,231 | 7.46 |
| 35–39 | 38,412 | 7.30 |
| 40–44 | 32,832 | 6.24 |
| 45–49 | 25,101 | 4.77 |
| 50–54 | 19,335 | 3.67 |
| 55–59 | 13,740 | 2.61 |
| 60–64 | 11,424 | 2.17 |
| 65–69 | 8043 | 1.53 |
| 70–74 | 5046 | 0.96 |
| 75–79 | 2736 | 0.52 |
| 80–84 | 1251 | 0.24 |
| 85+ | 699 | 0.13 |
