This was the twenty-fourth town erected by an act of the Legislature passed April 17, 1830. Hermon was originally organized under the name of Depeau, after Francis Depeau, once proprietor of a large tract of land in Jefferson county. He was also interested in the middle third of this territory, which had passed from McCormick to George Lewis, July 12, 1804, who sold to John and Curtis Bolton, August 1, 1823, and they sold to Depeau, June 6, 1828. He sold to Sarah, wife of John Bolton. May 3. 1830.