When Eather Heman Anderson was born on 3 November 1896, in Willard, Box Elder, Utah, United States, his father, Ole Andreas Christian Nielsen, was 29 and his mother, Nancy Eunice Hadley, was 31. He married Eva Thomas on 8 May 1924, in Rigby, Jefferson, Idaho, United States. They were the parents of at least 4 sons and 2 daughters. He lived in Fremont, Idaho, United States in 1910 and Rigby Election Precinct 3, Jefferson, Idaho, United States in 1940. He registered for military service in 1919. He died on 4 July 1991, in Rigby, Jefferson, Idaho, United States, at the age of 94, and was buried in Rigby, Jefferson, Idaho, United States.