When Cornelia Pulver was born on 5 September 1822, in Otsego, New York, United States, her father, Petrus Pulver, was 38 and her mother, Lovina Conklin, was 35. She married David Botsford Fitzwater on 3 December 1843, in New York, United States. They were the parents of at least 2 sons and 1 daughter. She lived in Prattsburgh, Steuben, New York, United States in 1880 and Prattsburgh, Prattsburgh, Steuben, New York, United States in 1892. She died on 19 January 1896, in Italy Hill, Italy, Yates, New York, United States, at the age of 73, and was buried in Italy, Yates, New York, United States.