When Clarance Harold Chase was born on 2 February 1911, in South Dakota, United States, his father, Edward Wayne Chase, was 37 and his mother, Juliette Swetland Hall, was 34. He married Evelyn M Larsen on 16 June 1932, in Glasgow, Valley, Montana, United States. They were the parents of at least 1 son. He lived in Wentworth, Lake, South Dakota, United States for about 25 years. He died on 17 November 1974, at the age of 63, and was buried in Rose Hill Cemetery, Lake, South Dakota, United States.