In the 1930 US Census for Old Town Ward, Las Vegas, Clark, Nevada the family of James Barnum was enumerated as follows:
Dwelling #70; Family #71
Barnum, James M.; Head; Owns non-farm home valued at $250; M; W; 30; M; 23 when 1st married; can read and write; b. Nevada; father b. Utah; mother b. Utah; speaks English; Laborer; R.R. Co. Untes? Dept.; Wage earner; at work yesterday
Barnum, Rhoda A.; Wife; F; W; 29; M; 22 when 1st married; can read and write; b. Utah; father b. Utah; mother b. Utah; speaks English; no trade or profession
Barnum, Naidene; Daughter; F; W; 6; S; can read and write; b. Utah; father b. Nevada; mother b. Utah; no trade or profession
Barnum, Clark M.; Son; M; W; 4; S;b. Utah; father b. Nevada; mother b. Utah; no trade or profession
Barnum, Maxine; Daughter; F; W; 2; S; b. Nevada; father b. Nevada; mother b. Utah; no trade or profession
Barnum, Norma; Daughter; F; W; 6/12; S; b. Nevada; father b. Nevada; mother b. Utah; no trade or profession