When Horace Harold Wilder was born on 13 January 1901, in Byron, Genesee, New York, United States, his father, Samuel Wayne Wilder, was 44 and his mother, Nellie Beatrice Johnson, was 35. He married Elsie Estelle Bowden on 20 May 1922, in Genesee, New York, United States. They were the parents of at least 2 sons and 2 daughters. He lived in Oakfield, Oakfield, Genesee, New York, United States for about 35 years. He died on 30 April 1980, in Batavia, Genesee, New York, United States, at the age of 79, and was buried in Grandview Cemetery, Batavia, Genesee, New York, United States.