Benton County Fair Oregon. The benton county fairgrounds is a county government department which manages the operations of the event center and produces the annual benton county fair & rodeo. From thrilling rides to delicious food and fun games, the benton county fair & rodeo has something for everyone.
Country vibes and carnival rides fairground camping. The benton county fairgrounds foundation was established in april of 1999 for the purpose of preserving the proud agrarian heritage of benton county.