Dalbo Township is a township in Isanti County, Minnesota, United States. The population was 634 at the 2000 census. Dalbo is the only township in Isanti County to be given a Swedish name. Thought to be named in honor of the immigrants from Dalarna, Sweden it is more likely that Dalbo comes from the place of the same name in Dalsland. Dalbo has definite imm…Dalbo Township is a township in Isanti County, Minnesota, United States. The population was 634 at the 2000 census. Dalbo is the only township in Isanti County to be given a Swedish name. Thought to be named in honor of the immigrants from Dalarna, Sweden it is more likely that Dalbo comes from the place of the same name in Dalsland. Dalbo has definite immigrant ties to both Venjan and Älvdalen, in Dalarna.