In the 1850 US Census for Utica Ward 1, Oneida County, New York the family of Richard S. Barnum was enumerated as follows:
Dwelling #101; Family # 115
Richard S. Barnum, 30, M, Merchant, b. New York
Julia A. Barnum, 27, F, b. New York
Charles A. Barnum, 4, M, b. New York
Ernest D. Barnum, 3/12, M, b. New York
Rose Perce, 24, F, b. Ireland
Harriet Austin, 51, F, b. New York
A US Passport was issued to Richard S. Barnum on 23 Jan 1864. He was described as 44 years old, 5 feet 6 inches tall, high forehead, blue eyes, ordinary nose, small mouth, round chin, dark brown hair, fair complexion, and medium face.