When Marian Lucetta York was born on 29 January 1862, in Orange, Vermont, United States, her father, Joseph York, was 24 and her mother, Lucetta Euseba Chilson, was 19. She married John Converse Stanley on 20 January 1880, in Williamstown, Orange, Vermont, United States. They were the parents of at least 1 son and 3 daughters. She lived in Livermore, Alameda, California, United States in 1900 and Murray Judicial Township, Alameda, California, United States in 1910. She died on 5 February 1942, in Alameda, California, United States, at the age of 80, and was buried in Roselawn Cemetery, Livermore, Alameda, California, United States.