In the 1880 US Census for District 30, New Milford, Litchfield County, Connecticut the family of George E. Barnum was enumerated as follows:
Dwelling #331; Family #359
Barnum, George; W; M; 33; Married; Farmer; b. Connecticut; Both parents b. Connecticut
Barnum, Mary; W; F; 30; Wife; Married; Keeping house; b. New York; Father b. Connecticut; Mother b. Massachusetts
Barnum, Garry; W; M; 80; Father; Widowed; No occupation; b. Connecticut; Both parents b. Connecticut