His Grandmother Powell lived with him for awhile after the death ofhis g randfather:
Conrad vs. Kirtley--O. S. 112; N. S. 38--Bill, 31st July, 1806. Oratori s Stephen Conrad of Rockingham. About 1769 Honorius Powell of OrangeCo unty died. The widow, Jennett Powell, compromised with the childrenas t o the property. Nathaniel Allen and Robert Royston intermarriedwith t wo of the granddaughters of Jennett, and were living inGeorgia. St. Cl air Kirtley was also Jennett's grandson, with whom shelived, but becam e dissatisfied and lived at orator's house until herdeath.
From A Guide to Virginia Militia Units in the War of 1812:
Rockingham County
(58th and 116th Regiments)
Brigade: 7
Division: 3
Regimetal command: (58)
Lt. Col. George Huston - October 2, 1802
Maj. St. Clair Kirtley - March 25, 1806
Maj. William Beard - December 2, 1811
Maj. Isaac Pleasants - January 2, 1813