In the 1860 US Census for Owosso, Shiawassee County, Michigan the family of Julia Barnum was enumerated as follows:
Dwelling #885; Family #802
Julia H. Barnum, 33, F, Ambrotype artist, Personal property $200, b. New York
Lucius L. Barnum, 10, M, b. Michigan; Attended school within the year
Georgeanna Barnum, 5, F, b. Michigan; Attended school within the year
Margaret Pettit, 20, F, Tailoress, b. Ohio
George Hatch, 16, M, Printer's apprentice, b. Michigan