Robert P. Waring was mentioned, as underage, in the 22 November 1821 will of his grandmother, Elizabeth Smith Banks, proved 16 December 1822. [Essex County, Virginia, Will Book 19, pages 351–352.]

1850 U.S. Census, Essex County, Virginia
Page 67B, Dwelling 36, Family 36
Waring, Robert, 35, male, farmer, $6,000 real estate, born in Virginia
Waring, Martha, 28, female, born in Virginia
Waring, William C., 12, male, born in Virginia, attended school
Waring, Mary, 8, female, born in Virginia, attended school
Waring, George, 6, male, born in Virginia, attended school
Waring, Elton, 4, female, born in Virginia
Waring, Robert, 2, male, born in Virginia
Campbell, William, 15, born in Virginia, attended school
McKey, Hanson, 35, male, carpenter, born in Maryland