1850 US Census Cumberland Co, part of Cumberland, KY. Shad Kiregan is 47y and born in KY, Nancy Kiregan is 42y and born in VA. Children are Joseph 12y, E. F. daughter who is 16y, Sarah A. 10y, M. J. daughter who is 8y, Alfred D. 6y, and L. C. son who is 5y. All in the household were born in KY except Nancy who could very well be Nancy Duff Williams, born 1808 in VA.
Did not find death date or location for Shadrack, but did find 21 cemeteries in Metcalfe County, KY.