Tthe Chautauqua County Fair in Sedan, Kansas! The Chautauqua County Fair Board has worked hard to keep the traditions of our fair alive. The fair strives to be an event for all ages to highlight hard work exhibited in various areas and provide good family fun. For three days, fairgoers can enjoy exhibits, carnival rides, shows, and numerous other fun-filled events. Be a part of the magic of summer at the Chautauqua County Fair.