Born: 1805-12-XX Raleigh, North Carolina
Henry moved at a young age with his parents from his native North Carolina to Kentucky. In 1822, Sears moved to Illinois. He moved around to various localities, and in 1834, he arrived in Sangamon County, settling in Walker's Grove. In 1837, he moved to Crane Creek, which would become part of first Menard County and later Mason County. By 1860, he was farming in Mason County and owned real estate valued at $3,000 and a personal estate of $2,000.
Illinois Public Domain Land Tract Sales, Mason County, 68:264; 69:58, 70:25, 166, Illinois State Archives, Springfield, IL; T. G. Onstott, Pioneers of Menard and Mason Counties (Forest City, IL: T. G. Onstott, 1902), 340; The History of Menard and Mason Counties, Illinois (Chicago: O. L. Baskin, 1879), 663; U.S. Census Office, Eighth Census of the United States (1860), Township 20, Range 7, Mason County, IL, 214; U.S. Census Office, Twelfth Census of the United States (1900), Crane Creek, Mason County, IL, 7.