Parents

• Henry Clinton Slade Sr. (1796–1841)
• Charlotte Ewell Weems (1801–1843)

Spouses

• Henry Petty Cayce Col. (1819–1875)

Siblings

• Charles Slade d.inf (1821–?)
• Henry Clinton Slade Jr. (1821–1875)
• Charlotte Weems Slade (1825–1900)
• Susan Virginia Slade (1826–1848)
• Harriet Ascenath Slade (1832–1913)
• Columbia Ewell Slade (1840–1876)

Children

• George Washington Cayce (1843–1915)
• Charlotte Virginia Weems Cayce (1849–1908)
• Henry Petty Cayce Jr. (1846–1930)
• Mary Frances Slade Cayce (1851–1934)
• Augustus Stanley Cayce d.yng. (1855–1859)
• Harriett Ewell Cayce d.yng (1859–1862)
• Lillian Otis Cayce (1862–1904)
• Arabella Brandon Cayce "Bell" (1865–1924)
• Shadrack Augustus Cayce d.inf. (1869–1870)

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