 Total New Zealand by territorial authority/ward | | 4,900,600 | 4,979,200 | 5,090,200 | 5,122,600 |
| Far North district | | 67,900 | 69,200 | 71,300 | 72,600 |
| Whangarei district | | 94,100 | 95,600 | 97,700 | 99,400 |
| Kaipara district | | 23,700 | 24,300 | 25,300 | 26,000 |
| Auckland | | 1,654,800 | 1,681,300 | 1,716,900 | 1,715,600 |
| Thames-Coromandel district | | 30,700 | 31,200 | 32,400 | 33,000 |
| Hauraki district | | 20,700 | 21,000 | 21,500 | 21,800 |
| Waikato district | | 78,200 | 80,500 | 83,700 | 85,900 |
| Matamata-Piako district | | 35,300 | 35,800 | 36,300 | 36,700 |
| Hamilton city | | 168,600 | 172,500 | 176,900 | 178,500 |
| Waipa district | | 55,000 | 56,400 | 58,600 | 59,500 |
| Otorohanga district | | 10,500 | 10,600 | 10,700 | 10,750 |
| South Waikato district | | 24,800 | 25,100 | 25,400 | 25,500 |
| Waitomo district | | 9,630 | 9,600 | 9,660 | 9,640 |
| Taupo district | | 38,600 | 39,400 | 40,400 | 41,000 |
| Western Bay of Plenty district | | 53,300 | 54,800 | 57,000 | 58,100 |
| Tauranga city | | 142,100 | 146,400 | 152,200 | 155,200 |
| Rotorua district | | 74,800 | 75,700 | 77,100 | 77,400 |
| Whakatane district | | 37,100 | 37,500 | 38,100 | 38,400 |
| Kawerau district | | 7,460 | 7,550 | 7,610 | 7,670 |
| Opotiki district | | 9,670 | 9,950 | 10,150 | 10,300 |
| Gisborne district | | 49,500 | 50,200 | 51,100 | 51,500 |
| Wairoa district | | 8,720 | 8,800 | 8,950 | 9,040 |
| Hastings district | | 84,700 | 86,000 | 89,100 | 90,100 |
| Napier city | | 64,200 | 65,100 | 66,200 | 66,700 |
| Central Hawke's Bay district | | 14,650 | 14,900 | 15,350 | 15,600 |
| New Plymouth district | | 83,300 | 84,700 | 86,400 | 87,300 |
| Stratford district | | 9,710 | 9,890 | 10,000 | 10,100 |
| South Taranaki district | | 28,300 | 28,600 | 29,000 | 29,100 |
| Ruapehu district | | 12,750 | 12,800 | 12,950 | 12,900 |
| Whanganui district | | 46,800 | 47,200 | 47,900 | 48,400 |
| Rangitikei district | | 15,450 | 15,650 | 15,900 | 16,050 |
| Manawatu district | | 31,100 | 31,700 | 32,500 | 33,000 |
| Palmerston North city | | 88,300 | 89,300 | 90,400 | 90,500 |
| Tararua district | | 18,450 | 18,700 | 18,900 | 19,050 |
| Horowhenua district | | 34,500 | 35,100 | 35,900 | 36,500 |
| Kapiti Coast district | | 55,200 | 56,100 | 57,400 | 58,000 |
| Porirua city | | 58,900 | 59,800 | 61,000 | 61,900 |
| Upper Hutt city | | 45,400 | 46,200 | 46,900 | 47,500 |
| Lower Hutt city | | 108,600 | 109,900 | 112,000 | 112,800 |
| Wellington city | | 211,200 | 212,900 | 216,700 | 217,000 |
| Masterton district | | 26,400 | 26,900 | 27,700 | 28,200 |
| Carterton district | | 9,510 | 9,660 | 9,890 | 10,050 |
| South Wairarapa district | | 10,900 | 11,100 | 11,450 | 11,650 |
| Tasman district | | 54,000 | 54,900 | 57,000 | 57,900 |
| Nelson city | | 52,700 | 53,400 | 54,700 | 54,700 |
| Marlborough district | | 48,700 | 49,300 | 51,000 | 51,500 |
| Kaikoura district | | 4,060 | 4,110 | 4,220 | 4,260 |
| Buller district | | 9,850 | 9,760 | 9,740 | 9,660 |
| Grey district | | 13,750 | 13,850 | 14,100 | 14,100 |
| Westland district | | 8,830 | 8,830 | 8,930 | 8,910 |
| Hurunui district | | 12,950 | 13,100 | 13,350 | 13,450 |
| Waimakariri district | | 61,300 | 62,800 | 64,800 | 66,300 |
| Christchurch city | | 383,800 | 387,200 | 391,900 | 392,100 |
| Selwyn district | | 63,300 | 66,300 | 70,200 | 73,600 |
| Ashburton district | | 34,600 | 34,900 | 35,700 | 35,900 |
| Timaru district | | 47,600 | 47,900 | 48,300 | 48,400 |
| Mackenzie district | | 5,100 | 5,280 | 5,450 | 5,480 |
| Waimate district | | 8,120 | 8,180 | 8,260 | 8,290 |
| Chatham Islands territory | | 690 | 710 | 750 | 780 |
| Waitaki district | | 22,900 | 23,200 | 23,600 | 23,800 |
| Central Otago district | | 22,200 | 23,000 | 24,200 | 24,800 |
| Queenstown-Lakes district | | 42,500 | 44,800 | 47,400 | 48,300 |
| Dunedin city | | 131,200 | 132,100 | 132,800 | 133,300 |
| Clutha district | | 18,050 | 18,150 | 18,400 | 18,500 |
| Southland district | | 31,900 | 32,200 | 32,700 | 32,700 |
| Gore district | | 12,800 | 12,850 | 13,000 | 13,050 |
| Invercargill city | | 55,900 | 56,600 | 57,100 | 57,000 |
| Area outside Territorial Authority | | 40 | 40 | 40 | 40 |