The Bayfield County Fair has officially kicked off at the Iron River Fairgrounds in Wisconsin. The Bayfield County Fair has officially kicked off at the Iron River Fairgrounds in Wisconsin. The fair has all sorts of fun activities, including an exhibit hall, rides, and plenty to see at the Grandstand. Hazel’s mother Nicole says they’ve been competing for 2 years, and she’s proud of the time and effort her daughter puts in. The Bayfield County Fair runs through Sunday.