Nez Perce County is located in the north-central part of the state of Idaho. It was established in 1864 and is named after the Nez Perce tribe, a Native American group known for their rich culture and history. The county seat is Lewiston, which is situated at the confluence of the Clearwater River and the Snake River. The county covers an area of approximately 1,100 square miles and features a mix of mountainous terrain and river valleys. It is known for its outdoor recreational opportunities, including hiking, fishing, and camping, attracting visitors to its natural beauty and historical sites.