When Zopher Isaac DeLong was born on 9 July 1815, in Edinburg, Saratoga, New York, United States, his father, James Lewis DeLong, was 21 and his mother, Elizabeth Deming, was 20. He married Catharine Lewis Scott on 28 November 1838, in West Day, Edinburg, Saratoga, New York, United States. They were the parents of at least 5 sons and 3 daughters. He lived in Day, Saratoga, New York, United States in 1860 and Queensbury, Queensbury, Warren, New York, United States for about 27 years. He died on 13 January 1901, in Glens Falls, Warren, New York, United States, at the age of 85, and was buried in Newyork, Argyll and Bute, Scotland, United Kingdom.