In the US Census of 1870 for Woodland, Barry County, Michigan the family of Henry Barnum was enumerated as follows:
Dwelling #245; Family #231
Barnum, Henry; 45; M; W; Farmer; Real property $7,000; Personal property $2,500; b. New York; Male citizen of US of 21 years of age and upwards
Barnum, Ann; 31; F; W; Keeps house; b. Michigan
Barnum, Miner; 9; M; W; Attends school; b. Michigan; Attended school during the census year
Barnum, Henry; 6; M; W; Attends school; b. Michigan; Attended school during the census year
Barnum, Albert; 3; M; W; b. Michigan
Barnum, Not named; 1/12; M; W; b. Michigan; b. Apr.
1880 United States Federal Census. Name: Henry L. Barnum; Home in 1880: Woodland, Barry, Michigan; Age: 53; Estimated Birth Year: abt 1827; Birthplace: New York; Relation to Head of Household: Self (Head); Spouse's Name: Anna; Father's birthplace: New York; Mother's birthplace: New York; Occupation: Farmer; Marital Status: Married; Race: White; Gender: Male; Household Members: Henry L. Barnum 53; Anna Barnum 42; Henry Barnum 16; Albert A. Barnum 13; Byron Barnum 10.
He was buried in Woodland Cemetery.