When Palmer Stanton Mason was born in 1831, in Syracuse, Onondaga, New York, United States, his father, Julius Mason, was 33 and his mother, Mary Palmer Stanton, was 33. He married Nancy Abigail Harbin on 31 May 1866, in Tehama, California, United States. They were the parents of at least 2 sons and 4 daughters. He lived in Orland Township, Colusa, California, United States in 1880 and Judicial Township 2, Glenn, California, United States in 1910. He died on 24 February 1911, in Orland, Glenn, California, United States, at the age of 80, and was buried in Orland, Glenn, California, United States.