Nordmøre (English: North-Møre) is a traditional district in the Norwegian county of Møre og Romsdal. The 5,426-square-kilometre (2,095 sq mi) area comprises the northern third of the county including the municipalities of Kristiansund, Averøy, Tingvoll, Surnadal, Aure, Halsa, Eide, Sunndal, Gjemnes, and Smøla. The only town in Nordmøre is Kristiansund. In the early Viking Age, before Harald Fairhair, Nordmøre was a petty kingdom whose ruler was known as the Mørejarl (literally: "Møre-Earl"). Then, Nordmøre also included the municipalities north and west of Orkdal municipality, Sør-Trøndelag.