In the 1870 US Census for Moira, Franklin County, New York the family of James H. Barnum was enumerated as follows:
Dwelling #266; Family #266
Barnum, J. H.; 49; M; W; Farmer; Real property $6,000; Personal property $1,000; b. New York; Male citizen of the US of 21 years of age and upwards
Barnum, Belinda; 38; F; W; Keeping house; b. Canada
Barnum, William S.; 14; M; W; At home; b. Canada; Attended school within the year
Barnum, Jane E.; 11; F; W; At school; b. New York; Attended school within the year
Park, Rosa; 23; F; W; Domestic servant; b. New York; Cannot write
Le Comb, Joseph; 35; M; W; Carpenter; Real property $2,420; Personal property $200; b. Canada
In the 1880 US Census for District 94, Brushton, Franklin County, New York the family of James H. Barnum was enumerated as follows:
Dwelling #30; Family #33
Barnum, J. H.; W; M; 59; Married; Farmer; b. New York; Father b. Vermont; Mother b. New York
Barnum, Melinda [sic]; W; F; 52; Wife; Married; Keeping house; b. Canada; Both parents b. Connecticut
Barnum, Bertha; W; F; 25; Daughter-in-law; Married; At home; b. New York; Both parents b. New York
Barnum, John C.; W; M; 8/12; b. Oct 12th; Son [N.B., of Bertha]; Single; Nursing; b. New York; Both parents b. New York
Bailey, Chas.; W; M; 30; Son-in-law; Married; Railroading; b. New York; Father b. New York; Mother b. Pennsylvania
Bailey, Jennie; W; F; 21; Wife [N.B., of Chas. Bailey]; Married; keeping house; b. New York; Both parents b. New York
Bailey, Bertha; W; F; 5/12; b. Jan; Daughter [N.B., of Chas. and Jennie]; Single; Nursing; b. Canada; Both parents b. New York
James H. Barnum was declared incompetent on December 20, 1898 and was placed under the guardianship of his son William S. Barnum. James' wife Belinda died on January 21, 1898. James and Belinda also had a daughter, Jennie E. Barnum, who married 1st Charles "Charlie" Bailey and 2nd Martine Damourette.
James H. Barnum was buried in Ashland Cemetery, Ashland, Oregon.
U.S. Census data gives a birthdate of Feb 1820. The exact date of birth comes from his great grandson William L. Barnum, Sr.