The Kansas State Fair is held annually, starting the Friday following labor day in September, and lasts for 10 days at the Kansas State Fairgrounds in Hutchinson. The Kansas State Fairgrounds, located in Hutchinson, KS, is comprised of 280 acres, and 96 buildings with nearly 24 acres under roof. The state fair is the state's largest single event and attracts more than 340,000 people yearly, plus an additional 250,000 to the more than 400 non-fair events held throughout the year.