In the 1910 US Census for District 76, Chulio, Floyd County, Georgia, the family of Dolpha Barnum was enumerated as follows:
Dwelling #199; Family #200
Barnum, Dolphus; Head; Male; Black; 33; Married 5 years; b. Georgia; Both parents b. Georgia; Native tongue English; Farmer; General farm; Works for own account; Can read and write; Owns farm home free of mortgage; Farm schedule 137
Barnum, Clara; Wife; Female; Black; 25; Mother of one child; One child living; Married 5 years; b. Georgia; Both parents b. Georgia; Native tongue English; Farm labor; Home farm; Wage earner; Not at work on April 1; Out of work 20 weeks during the census year; Can read and write
Barnum, Homer; Son; Male; Black; 4; Single; b. Georgia; Both parents b. Georgia; No occupation
In the 1920 US Census for District 67; Militia District 777; Randolph County Georgia, the family of Dolpha Barnum [listed as Lou Barnum] was enumerated as follows:
Farm Dwelling #134; Family #141 (enumerated in the same dwelling with the family of Idus Clarit)
Barnum, Lou; Head; Rents farm home; Male; Black; 52; Married; Can read and write; b. Georgia; Both parents b. Georgia; Able to speak English; Farmer; General farm; Works for own account; Farm schedule 137
Barnum, Homer; Son; Male; Black; 13; Single; Attended school within the census year; Can read and write; b. Georgia; Both parents b. Georgia; Able to speak English; No occupation
Barnum, Mary G.; Daughter; Female; Black; 11; Single; Attended school within the census year; Can read and write; b. Georgia; Both parents b. Georgia; Able to speak English; No occupation