Taranaki is a region in the west of New Zealand's North Island. It is named after its main geographical feature, the stratovolcano Mount Taranaki, also known as Mount Egmont. The main centre is the city of New Plymouth. The New Plymouth District is home to more than 65 per cent of the population of Taranaki. New Plymouth is in North Taranaki along wit…Taranaki is a region in the west of New Zealand's North Island. It is named after its main geographical feature, the stratovolcano Mount Taranaki, also known as Mount Egmont. The main centre is the city of New Plymouth. The New Plymouth District is home to more than 65 per cent of the population of Taranaki. New Plymouth is in North Taranaki along with Inglewood and Waitara. South Taranaki towns include Hāwera, Manaia, Stratford, Eltham, and Ōpunake.