List of electorates in the New Zealand general election, 2005, by party vote List of electorates in the New Zealand general election, 2005, by party vote List of electorates in the New Zealand general election, 2005, by party vote

| Electorate | Labour | National_ | New_Zealand_First | Green | United_Future | Maori_Party | ACT | Progressive | Other |
|---|---|---|---|---|---|---|---|---|---|
| Mt Roskill | 49.70% | 34.77% | 3.53% | 4.17% | 2.49% | 0.36% | 2.48% | 1.18% | 1.32% |
| Napier | 41.00% | 42.32% | 5.58% | 5.23% | 2.45% | 0.42% | 1.09% | 0.89% | 1.02% |
| Nelson | 42.96% | 37.01% | 4.33% | 7.74% | 3.50% | 0.24% | 1.05% | 1.13% | 2.04% |
| New Lynn | 49.09% | 33.06% | 4.79% | 5.60% | 2.48% | 0.39% | 2.26% | 1.23% | 1.10% |
| New Plymouth | 44.53% | 37.64% | 6.11% | 5.45% | 2.37% | 0.44% | 1.18% | 0.75% | 1.53% |
| North Shore | 29.91% | 53.49% | 4.47% | 5.16% | 2.14% | 0.28% | 3.04% | 0.69% | 0.82% |
| Northcote | 39.11% | 43.01% | 5.00% | 5.08% | 2.38% | 0.42% | 2.65% | 1.23% | 1.12% |
| Northland | 30.23% | 45.69% | 10.19% | 6.44% | 1.99% | 1.56% | 1.53% | 0.88% | 1.49% |
| Ohariu-Belmont | 39.57% | 43.13% | 2.75% | 5.84% | 5.55% | 0.28% | 1.49% | 0.64% | 0.75% |
| Otago | 39.59% | 44.37% | 3.82% | 6.11% | 2.13% | 0.17% | 1.59% | 1.06% | 1.16% |