In the 1880 US Census for District 180, Russia, Lorain County, Ohio the family of Herbert H. Barnum was enumerated as follows:
Dwelling #8; Family #8
Barnum, Herbert; W; M; 37; Married; Farmer; b. New York; Both parents b. New York
Barnum, Emma M.; W; F; 29; Wife; Married; Keeping house; b. Ohio; Father b. Vermont; Mother b. Ohio
Barnum, Maud L.; W; F; 8; Daughter; Single; b. New York; Father b. New York; Mother b. Ohio
Barnum, Roy D.; W; M; 5; Son; Single; b. New York; Father b. New York; Mother b. Ohio
Barnum, E. Jane; W; F; 46; Aunt; Single; Domestic servant; b. Ohio; Both parents b. Connecticut [N.B., probably Herbert's cousin Emma Jane Barnum]
Matthews, Lomanda; W; F; 65; Mother-in-law; Widowed; No occupation; Liver complaint; b. Ohio; Both parents b. Connecticut
Franklin, John; W; M; 16; Hired man; Single; Working farm; Attended school within the census year; b. Ohio; Both parents b. England
Herbert served during the US Civil War as a private in Company "G", 117th New York Volunteer Infantry. His widow received a pension as an Army Widow.