Waikato

Waikato (/ˈwaɪkɑːtɔː/) is a region of the upper North Island of New Zealand. It covers the Waikato District, Waipa District, Matamata-Piako District, South Waikato District and Hamilton City, as well as Hauraki, Coromandel Peninsula, the northern King Country, much of the Taupō District, and parts of the Rotorua Lakes District. It is governed by the Waikato Regional Council.

The region stretches from Coromandel Peninsula in the north, to the north-eastern slopes of Mount Ruapehu in the south, and spans the North Island from the west coast, through the Waikato and Hauraki to Coromandel Peninsula on the east coast. Broadly, the extent of the region is the Waikato River catchment. Other major catchments are those of the Waihou, Piako, Awakino and Mokau rivers. The region is bounded by Auckland on the north, Bay of Plenty on the east, Hawke's Bay on the south-east, and Manawatū-Whanganui and Taranaki on the south. Waikato Region is the fourth largest region in the country in area and population: It has a land area of 23,901.09 km² (9,228.26 sq mi) and a population of 522,600 (June 2023).

The region encompasses all or part of eleven territorial authorities, the most of any region of New Zealand. It is centred on the Waikato which consists of Waikato District, Matamata-Piako District, Waipa District, South Waikato District and Hamilton City. In descending order of land area the eleven territorial authorities are Taupō District (part), Waikato District, Waitomo District (part), Thames-Coromandel District, Ōtorohanga District, South Waikato District, Matamata-Piako District, Waipa District, Hauraki District, Rotorua Lakes District (part), and Hamilton City.