Harrison County, Ohio

 is near the eastern boundary of the state.

Population in 2000 was about 16,000.

County seat

 * Cadiz

Towns and cities

 * Adena
 * Bowerston
 * Cadiz
 * Deersville
 * Freeport
 * Harrisville
 * Hopedale
 * Jewett
 * New Athens
 * Scio