Kristiansund is a city and municipality on the western coast of Norway, in the Nordmøre district of Møre og Romsdal county. It was officially awarded township status in 1742, and it is still the major town for the region. The administrative center of the municipality is the city of Kristiansund. Other villages in the municipality include Kvalvåg, Rensvik, and Frei. The municipality of Kristiansund was established on 1 January 1838 (see formannskapsdistrikt). On 1 January 1964, the island municipality of Grip (population: 104) and the Dale area on Nordlandet island (population: 963) were merged into Kristiansund.
The island and municipality of Frei was merged with Kristiansund on 1 January 2008. The city, formerly named "Christiansund", is named after the Danish-Norwegian king Christian VI in 1742. The last element of the name, sund, means "strait".