Harrisville is a village in Harrison County, Ohio, United States. The population was 259 at the 2000 census.
During Morgan's Raid, a decisive Union victory in the Civil War in 1863, Confederate Brig. Gen. John Hunt Morgan traveled through the Moorefield, Harrisville, New Athens, Smithfield, New Alexandria, Wintersville, Two Ridge, Richmond, East Springfield, Bergholz, and Monroeville on his way to defeat at the Battle of Salineville.
Harrisville was platted by John Wells, Thomas Gray, Store Hutchinson, and Robert Dutton on October 19, 1814. The plat was filed on January 9, 1815 with John Wells as proprietor.