In the 1900 US Census for Mesquite Township, Clark, Nevada, John BARNUM was enumerated as follows:
Dwelling #105; Family 107
BARNUM, John A.; Head; W; M; b. June 1866; 34; S; b. Utah; father b. Canada; mother b. Michigan; Farmer; employed full year; can read, write and speak English; Owns farm home free of mortgage; Farm Schedule 85
In the 1910 US Census for Mesquite Township, Clark, Nevada, the John BARNUM family was enumerated as follows:
Dwelling #83; Family #83
BARNUM, John L.; Head; M; W; 44; S; b. Utah; father b. Canada; mother b. Michigan; speaks English; Farmer; Own Farm; Employed; can read and write; owns farm free of mortgage; Farm Schedule 54
PULSIPHER, Ester M.; Mother; F; W; 75; Wd; mother of 5 children; 3 living; b. Michigan; father b. Canada; mother b. New York; speaks English; No occupation can read and write
BARNUM; Jennie M.; Niece; F; W; 17; S; b. Nevada; father b. Utah; mother b. Utah; speaks English; No occupation; can read and write; attended school during previous year [daughter of his brother Asahel James BARNUM, Sr.]
In the 1920 US Census for Mesquite Township, Clark, Nevada, the John BARNUM family is enumerated as follows:
Dwelling #39; Family #40
BARNUM, John A. or Q.; Head; Owns farm with mortgage; W; 54; S; can read and write; b. Utah; father b. Canada; mother b. Michigan; speaks English; No trade or profession
BARNUM, Ester M.; Mother; F; W; 84; Wd; can read and write; b. Michigan; father b. Canada; mother b. New York; speaks English; no trade or profession [she died about 5 months after this census was taken]
He was buried in Mesquite City Cemetery.