Regions of New Zealand
| S.N. | Region name (name in Māori if different) | Regional council | Seats | Council Seat | Island | Land Area (km²) | Population | Density(pop./km²) | ISO 3166-2 Code |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Northland (Te Tai Tokerau) | Northland Regional Council | 9 | Whangārei | North | 12,504 | 194,600 | 15.56 | NZ-NTL |
| 2 | Auckland (Tāmaki-makau-rau) | Auckland Council | 21 | Auckland | North | 4,941 | 1,717,500 | 347.6 | NZ-AUK |
| 3 | Waikato | Waikato Regional Council | 14 | Hamilton | North | 23,900 | 496,700 | 20.78 | NZ-WKO |
| 4 | Bay of Plenty (Te Moana-a-Toi) | Bay of Plenty Regional Council | 14 | Whakatāne | North | 12,072 | 337,300 | 27.94 | NZ-BOP |
| 5 | Gisborne (Te Tai Rāwhiti) | Gisborne District Council | 14 | Gisborne | North | 8,385 | 50,700 | 6.05 | NZ-GIS |
| 6 | Hawke's Bay (Te Matau-a-Māui) | Hawke's Bay Regional Council | 9 | Napier | North | 14,138 | 178,600 | 12.63 | NZ-HKB |
| 7 | Taranaki | Taranaki Regional Council | 11 | Stratford | North | 7,254 | 124,600 | 17.18 | NZ-TKI |
| 8 | Manawatū-Whanganui | Horizons Regional Council | 12 | Palmerston North | North | 22,221 | 254,300 | 11.44 | NZ-MWT |
| 9 | Wellington (Te Whanga-nui-a-Tara) | Greater Wellington Regional Council | 13 | Wellington | North | 8,049 | 542,000 | 67.34 | NZ-WGN |
| 10 | Tasman (Te Tai-o-Aorere) | Tasman District Council | 13 | Richmond | South | 9,616 | 56,400 | 5.87 | NZ-TAS |
| 11 | Nelson (Whakatū) | Nelson City Council | 13 | Nelson | South | 422 | 54,600 | 129.38 | NZ-NSN |
| 12 | Marlborough (Te Tauihu-o-te-waka) | Marlborough District Council | 14 | Blenheim | South | 10,458 | 50,200 | 4.78 | NZ-MBH |
| 13 | West Coast (Te Tai Poutini) | West Coast Regional Council | 7 | Greymouth | South | 23,245 | 32,400 | 1.39 | NZ-WTC |
| 14 | Canterbury (Waitaha) | Canterbury Regional Council | 14 | Christchurch | South | 44,504 | 645,900 | 14.51 | NZ-CAN |
| 15 | Otago (Ōtākou) | Otago Regional Council | 12 | Dunedin | South | 31,186 | 245,300 | 7.87 | NZ-OTA |
| 16 | Southland (Murihiku) | Southland Regional Council | 12 | Invercargill | South | 31,196 | 102,600 | 3.29 | NZ-STL |