1848 Birth:2424 Birth year of 1848 estimated based on age (2 years) in 1850 census enumeration; birth place of Illinois taken from same source. Assume specific birth place to be Carroll Township, Carroll County, Illinois based on parent's enumeration in that locality in 1850.

1850 U.S. Census:2424 Calvin enumerated in the household of his parents Stillman and Malinda Morey in Carroll Township, Carroll County, Illinois as a male, age 2, born in Illinois. Siblings enumerated were Samantha, age 5; William, age 3; and Nancy, age 3 months.

1860 U.S. Census:2221 Calvin enumerated in the household of his parents Stillman and Melinda Morey in Washington Township, Johnson County, Iowa as a male, age 11, born in Illinois. Siblings enumerated were Samantha, age 14; Virgil, age 8; George, age 4; and Marion, age 1.

1873 Prairie Fire Tragedy:2442, p. 51-52. In 1873 a prairie fire took the lives of Melinda Morey, Calvin's mother, and siblings Ruth, age 11, Stilman, age 9, and Minnie, age 7, and two children Samantha Morey and her husband J. W. Beeney.

1880 U.S. Census:2683
Iowa County, Iowa (English Township)
Enumerated 25 June 1880
Calvin M. Morey •• white, male, 34, married, mail carrier, born in illinois, father born in Ohio, mother born in Ohio
Ester •• white, female, 40, wife, married, keeping house, born in New York, father born in New York, mother born in New York
Charles •• white, male, 9, son, single, at school, attended school within the year, born in Nebraska, father born in Illinois, mother born in New York