When Solomon Keebler was born on 27 October 1843, in Hagerstown, Washington, Maryland, United States, his father, George Ernest Kuebler, was 50 and his mother, Sarah Layton, was 37. He married Catharine Akers on 19 March 1874. They were the parents of at least 4 sons and 1 daughter. He lived in Millvale, Allegheny, Pennsylvania, United States in 1900 and Pittsburgh, Allegheny, Pennsylvania, United States for about 10 years. He died on 25 April 1920, in Duquesne Heights, Pittsburgh, Allegheny, Pennsylvania, United States, at the age of 76, and was buried in Mount Lebanon Cemetery, Mt. Lebanon, Allegheny, Pennsylvania, United States.