Agnes Skelton was mentioned in the 3 September 1839 will of her father, George Skelton, proved on 18 November 1839. She was to receive an equal one-quarter of the estate following the death or marriage of her mother. [Essex County, Virginia, Will Book 24, page 427.]

1850 U.S. Census, Essex County, Virginia
Dwelling 613, Family 613
Blackburn, Robert, 28, male, manager, born in Virginia
Blackburn, Eudora, 20, female, born in Virginia