In the 1860 US Census for Medford, Middlesex County, Massachusetts the family of Benjamin Barnum was enumerated as follows:
Dwelling #653; Family #719
Benjamin Barnum, 38, Male, Salesman, Real property $1,500, b. Vermont
Sarah J. Barnum, 28, Female, b. Nova Scotia
Lydia E. Barnum, 7, Female, b. Massachusetts, attended school within the census yearAlfred C. Barnum, 5, Male, b. Massachusetts
Dwelling #653; Family #720
Charles F. Adams, 29, Male, Farm laborer, b. Massachusetts, Married within the year
Eliza Adams, 26, Female, b. Nova Scotia, Married within the year [Note: may be a sister of Lydia, above]
Mary C. Heron, 15, Female, b. Nova Scotia, Attended school within the census year
Bridget Kenney, 60, Female, b. Ireland, Person over 20 years of age who cannot read & write
U.S., Civil War Draft Registrations Records, 1863-1865. Name: Benjamin Barnum; Residence: Medford, Massachusetts; Class: 2; Congressional District: 6th; Age on 1 July 1863: 40; Race: White; Place of Birth: Vermont.
In the 1880 US Census for District 404, Medford, Middlesex County, Massachusetts the family of Benjamin Barnum was enumerated as follows:
Dwelling #74; Family #92 (Cotting Street)
Barnum, Benj.; White; Male; 57; Married; Showcase manufacturer; b. Vermont; Both parents b. England [sic]
Barnum, Sarah J.; White; Female; 47; Wife; Married; Keeping house; b. Nova Scotia; Both parents b. Nova Scotia
Barnum, Karl M.; White; Male; 10; Son; Single; Attending school; Attended school within the census year; b. Massachusetts; Father b. Vermont; Mother b. Nova Scotia
Barnum, Sadie F.; White; Female; 6; Daughter; Single; Attending school; Attended school within the census year; b. Massachusetts; Father b. Vermont; Mother b. Nova Scotia