The 2021 Illinois State Fair runs from Thursday, Aug. 12 through Sunday, Aug.  22 at the fairgrounds, 801 Sangamon Ave., Springfield. The fairgrounds are open from 7 a.m. to midnight for the duration of the fair. The Fair Administration Office is open from 8 a.m. to 6 p.m. during the fair. Daily Schedule Thursday, Aug. … Continue reading State Fair celebrates the best of Illinois