Flourished: 1832-1834 Menard County, Illinois
From 1832-1834, Hillis lived in a part of Sangamon County, Illinois, that would later become Menard County. In 1832, he volunteered to fight in the Black Hawk War in a company of infantry. In 1840, he married Zillah Brown in Sangamon County.
Election Returns for the New Salem Precinct in Sangamon County, Illinois; Election Returns for the New Salem Precinct in Sangamon County, Illinois; Ellen M. Whitney, comp., The Black Hawk War, 1831-1832: Illinois Volunteers, vol. 35 of Collections of the Illinois State Historical Library (Springfield: Illinois State Historical Library, 1970), 1:220-23; Illinois Statewide Marriage Index, Sangamon County, 12 January 1840, Illinois State Archives, Springfield, IL; Gravestone, Morgan Cemetery, Farmingdale, IL.