Ohio County

Ross County, Ohio

Chillicothe and Ohio's Hopewell Culture heritage - from Chillicothe's distinction as Ohio's first state capital (Chillicothe served as Ohio's capital from 1803 to 1810 and again from 1812 to 1816, giving Ross County a foundational place in Ohio's governmental history) to Hopewell Culture National Historical Park (the park preserves the remarkable geometric earthworks of the Hopewell tradition, built by Indigenous peoples between 100 BCE and 500 CE, and represents one of the most significant prehistoric archaeological sites in North America, drawing visitors and researchers from around the world to Ross County).

County Seat Chillicothe
Population 78,000
Founded 1798
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