On 1 January 1964 its size was significantly enlarged as the municipalities Jøssund, Stjørna and Nes were incorporated into it, and the population of Bjugn increased from 1,240 to 4,940.
Its size was significantly enlarged as the municipalities. This was on 1 January 1964. Jøssund, Stjørna and Nes were incorporated into it the municipalities. The population of Bjugn increased from 1,240 to 4,940.