When Karin Olofsdotter was born on 24 March 1728, in Vallan, Jämtland, Sweden, her father, Olof Andersson, was 37 and her mother, Kerstin Andersdotter, was 37. She married Olof Eriksson on 18 April 1749. They were the parents of at least 3 sons and 4 daughters. She died on 3 September 1783, in Handöl, Jämtland, Sweden, at the age of 55.