When Kenneth Ray Bradford was born on 18 January 1900, in Portland, Washington, Oregon, United States, his father, James Corwin Bradford, was 45 and his mother, Lillie D. Houck, was 46. He married Lorraine Rullman on 15 May 1920, in Multnomah, Oregon, United States. They were the parents of at least 1 son. He lived in Bertha, Multnomah, Oregon, United States in 1900 and Wauna, Clatsop, Oregon, United States in 1930. He registered for military service in 1917. He died on 28 May 1976, in Portland, Multnomah, Oregon, United States, at the age of 76, and was buried in Willamette National Cemetery, Portland, Multnomah, Oregon, United States.